Port Arthur Historic Weather Records
Analyse hottest, coldest, windiest & wettest days

Port Arthur Weather Trend Graph

Temperature (°C)

Months

Months	Historic Min Temp.	Min Temp.	Forecasted Min Temp.	Historic Max Temp.	Max Temp.	Forecasted Max Temp.
	9.612499999999999	10.1		15.918750000000001	20.3
	8.04375	17		14.137499999999998	22.9
	7.1625000000000005	15.7		14.424999999999999	20.6
	7.506249999999999	10.8		14.80625	13.2
	7.75	12.1		15.525	17.1
	7.062499999999999	16.9		15.34375	22.3
	7.043749999999999	17.9		14.331249999999999	21.7
	8.15625	18.8		14.39375	22.1
	8.737499999999999	20.3		14.049999999999997	22
	8.162500000000001	13.2		14.2625	20.3
	8.0125	8.1		15.65625	15.6
	7.499999999999999	5.9		15.368750000000002	12.2
	6.7562500000000005	9.4		14.39375	15.8
	7.574999999999999	9.9		14.181249999999999	20
Jan.	8.0625	6.1		14.5125	13.8
	8.1875	9.2		15.20625	16.6
	8.03125	6.8		15.662500000000001	13.9
	9.425	-0.4		16.787499999999998	15
	9.40625	2.3		16.71875	19.8
	9.475	8.5		15.687499999999996	16.6
	9.062499999999996	13.9		14.643749999999997	18.9
	8.50625	16.1		15.600000000000001	21.1
	8.3125	13.8		15.893750000000004	16
	9.006250000000001	12.3		15.750000000000002	15.5
	9.799999999999999	-1.2		16.456249999999997	5.2
	9.98125	-3		16.599999999999994	6
	9.5	-1		16.49375	7.9
	9.63125	3.2		16.04375	14.2
	8.5625	5.7		16.26875	15.4
	9.0125	3.2		16.28125	12
	10.3	0.3		16.76875	5.6
	10.8125	-1.3		17.406250000000004	9.8
	9.637500000000001	3.7		16.59375	17.8
	9.493749999999999	12.7		15.406250000000002	18.6
	10.006250000000001	6.6		15.775	16
	9.475000000000001	4.8		15.987499999999999	13.4
	9.95625	7.1		15.725	23.3
	9.175	11.6		16.724999999999998	19.9
	10.19375	9.5		17.1	19
	10.025	14.2		17.45625	18.9
	10.88125	15.7		17.31875	20
	10.16875	16.7		16.50625	21.9
	8.05625	16.4		15.36875	18.7
	7.343749999999999	15.3		14.75	20
	9.599999999999998	15.3		17.36875	17.8
Feb.	10.8375	16.5		17.11875	22
	9.987499999999999	13.8		17.56875	16.5
	9.549999999999999	14		16.59375	17.3
	10.287500000000001	17.3		16.912499999999998	20.5
	10.006250000000001	18.4		17.462500000000002	23.2
	11.293750000000003	19.6		17.700000000000003	23.5
	13.474999999999998	19.2		18.774999999999995	24.2
	13.58125	9.8		19.349999999999998	18.7
	12.543750000000001	6.7		19.256249999999998	17.6
	11.937500000000002	7.4		18.681250000000002	19.8
	11.5	15.7		18.03125	22
	10.85	18.7		17.931250000000002	20.8
	11.949999999999998	18.9		18.218749999999996	23.6
	12.312500000000002	16.6		20.0125	21.6
	12.76875	14.7		20.018750000000004	19.6
	12.600000000000001	14.8		19.049999999999997	19.3
	11.36875	17.9		19.06875	20
	12.74375	19.3		19.4125	23.5
	11.40625	19.3		18.862499999999997	21.9
	11.19375	19.8		19.106249999999996	22.1
	11.86875	20.6		19.3125	22.7
	13.73125	20.8		19.14375	22.5
	14.85	20.5		20.5	22.9
	14.41875	21.1		20.675000000000004	23.4
	13.881249999999998	20.7		20.8875	22.6
	13.293750000000001	10		20.16875	19.6
	13.6625	9.6		20.400000000000002	22.6
	14.131250000000001	14.9		20.9875	19.7
Mar.	14.593749999999998	17		21.55625	23.9
	15.731250000000001	7.2		21.687499999999996	14.4
	15.037500000000001	4.2		21.5875	14.9
	15.262500000000001	9.4		21.6125	22.1
	14.868750000000002	13.3		21.874999999999996	22.5
	12.712500000000002	15.6		20.6625	23.3
	13.306249999999999	17.8		20.5375	20.7
	14.64375	18.2		21.168750000000003	23
	15.487500000000004	19.3		22.606250000000003	25.8
	16.225	17.8		22.7375	22.5
	15.30625	17.6		23.249999999999996	23.8
	15.049999999999997	17.3		22.531250000000004	22.6
	16.237499999999997	19		23.2	23.1
	16.737499999999997	14		22.793750000000003	21.4
	16.318749999999998	16.2		22.925	23
	16.1625	17.7		22.737500000000004	27
	16.424999999999997	19.1		23.33125	24.8
	17.15	20.1		23.193749999999998	28.2
	17.2625	22.1		23.281250000000004	26.9
	17.512500000000003	22		23.91875	28.1
	16.54375	21.8		23.224999999999998	29.2
	15.968750000000002	16.6		23.06875	25
	16.493750000000002	13.2		23.71875	26.2
	15.99375	9.7		22.9	28.1
	15.837499999999999	13.2		23.475	30.3
	16.91875	16.4		24.275	29.2
	17.912499999999998	18.4		24.4	26.5
	16.80625	18.9		24.175	30.8
	17.14375	18.9		24.2125	27.8
	17.93125	21.4		24.61875	28.7
	16.612499999999997	19.3		24.056250000000002	29.1
Apr.	16.925	18.6		23.724999999999998	30.9
	17.05	20.1		23.725	32.1
	17.86875	19.2		23.812499999999996	28.2
	17.849999999999998	18.5		23.999999999999996	29.3
	17.3	10.9		23.937500000000004	22.7
	17.59375	11.9		24.443749999999998	26.7
	17.95	15.7		24.481250000000003	24.3
	17.487499999999997	16.7		24.34375	24.5
	17.74375	19.1		24.700000000000003	26.6
	17.84375	21.3		25.450000000000006	30.6
	18.475	23		25.59375	30.6
	19.2125	22.7		26.150000000000006	27.7
	19.05625	23.6		26.324999999999996	28.1
	19.3875	24.3		26.062500000000004	29.8
	19.712500000000002	24.4		25.80625	31.1
	19.662499999999998	21.5		25.962500000000002	30.8
	19.69375000000001	14.9		26.574999999999996	18.8
	19.64375	11.2		26.6875	24.7
	19.53125	11.3		25.837500000000002	30.1
	18.900000000000002	13.8		26.218749999999996	30
	18.9375	19.5		26.325000000000006	27.8
	19.531250000000004	22.8		27.206249999999994	27.7
	20.33125	17.2		27.612500000000004	27.1
	21.45	19		27.106250000000003	22.9
	21.5875	20		27.05625	27.4
	21.54375	21.1		26.8375	32.4
	21.687499999999996	20.1		27.093749999999996	27.9
	20.96875	17.4		27.081250000000004	31.3
	20.78125	17.8		27.6375	34.3
	20.325	19.2		27.45	36.1
May	20.7375	20.3		27.906249999999996	33.6
	21.44375	21.7		28.143750000000004	30.9
	21.831250000000004	24.9		27.875	30.5
	22.306250000000002	25.3		28.162499999999998	30
	22.543750000000003	25.4		28.6875	32.1
	23.362499999999997	24.3		28.981250000000003	29.5
	23.08125	21.2		28.637499999999996	29.4
	22.568749999999998	19.5		28.706249999999997	32.9
	22.8875	20.6		29.050000000000004	28.2
	22.881249999999994	19.6		28.487500000000004	28.3
	22.999999999999996	20.7		29.0375	31.3
	23.474999999999998	21.7		29.731249999999996	30.5
	23.399999999999995	20		29.112499999999997	30.8
	23.375	20.6		29.75625	32.8
	23.39375	22.5		29.61875	35.4
	23.5125	22.4		29.618750000000002	34
	23.537499999999998	22.5		29.850000000000005	35.9
	23.7	24		29.918749999999996	31.6
	23.73125	23.7		30.137500000000003	34
	23.506249999999998	22.4		29.95	34.5
	23.775000000000002	22.1		29.681250000000002	26.5
	24.125	22.6		29.762499999999996	30.7
	24.168749999999996	24.7		30.668750000000003	31.2
	24.175	25.5		31.356250000000003	31.4
	24.04375	26.1		31.137499999999996	33
	24.493750000000002	24.4		31.01875	34
	24.74375	25.5		31.162499999999994	32.7
	24.7	25.2		30.99375	33.5
	24.993749999999995	25.3		30.975	35.3
	24.94375	24.8		31.0125	36
	25.23125	25.6		31.4375	32.8
Jun.	25.487499999999997	26.2		31.5875	32.8
	25.55625	24.8		31.462500000000002	30.3
	25.3875	24.9		31.074999999999996	28.6
	25.2375	26.8		31.1	34.9
	25.40625	27		31.312500000000004	34
	25.481250000000003	24.3		31.262500000000003	32.3
	25.575	23.7		31.0875	30.8
	25.4375	26.3		31.287500000000005	34.6
	25.56875	25.4		31.53125	35.8
	25.575000000000003	24.5		31.4875	38
	25.593750000000004	23.1		31.06875	36.8
	25.48125	24.7		31.637500000000006	35.8
	25.675000000000004	25.7		31.168749999999996	35.2
	25.5375	26.4		31.306250000000002	34.9
	25.45625	26.2		31.512500000000003	34.6
	25.506249999999998	24.6		31.174999999999997	36.4
	25.443750000000005	24.9		31.237499999999997	34.2
	25.293750000000003	24.1		31.887500000000003	34.5
	25.29375	24.4		31.86875	35.1
	25.587500000000002	25.3		31.293750000000003	35.2
	25.625	25		32.256249999999994	36.5
	25.52500000000001	23.5		31.38125	38.5
	25.56875	24.4		31.050000000000004	34.3
	25.924999999999997	23.2		31.09375	34.1
	25.981250000000003	23.9		31.262500000000003	35.9
	25.55625	25.3		31.5375	35.2
	25.825	24.9		31.893750000000004	32
	25.874999999999996	24.4		31.718750000000004	35.1
	25.912499999999998	24.1		31.6	30.1
	25.825000000000003	23		31.268749999999997	30.2
Jul.	25.762500000000003	23.5		31.024999999999995	31.6
	25.500000000000004	26		31.843749999999996	35
	25.743750000000002	25.2		31.5125	36.5
	25.887500000000003	25.8		31.343749999999996	36.9
	25.7375	24.3		31.3875	37.8
	25.649999999999995	24.7		31.68125	38.2
	25.900000000000006	24.6		31.531249999999996	39.2
	26.15	26.5		31.475	40.5
	25.950000000000003	25.7		31.46875	30.5
	25.337500000000002	25.1		32.15	34.8
	25.149999999999995	24.8		31.90625	35.8
	25.493750000000002	23.9		31.474999999999998	34.7
	25.868750000000002	24.5		30.84375	35.8
	25.693749999999998	24.2		31.662500000000005	38.2
	25.937500000000004	24.1		32.143750000000004	35.4
	25.987499999999994	24.7		32.650000000000006	38.9
	25.66875	24		32.99375	38.3
	25.631249999999994	25.1		32.862500000000004	37.5
	25.29375	26.2		32.53125	36.5
	25.487500000000004	23.5		32.268750000000004	36.6
	25.637500000000006	24.3		32.11875	38.4
	25.737499999999997	24.6		32.25625	35.7
	26.175000000000004	24.8		32.15625	34.7
	26.324999999999996	24.4		32.43125	37.2
	26.19375	24		32.543749999999996	34.5
	26.36875	23.6		32.45625	33
	26.606250000000003	24.3		32.2875	29.9
	26.412499999999998	23.6		32.50625000000001	35.2
	26.275000000000002	24.1		32.55625	37
	26.281249999999996	25.3		32.431250000000006	38.5
	26.300000000000004	25.1		32.69375	35.2
Aug.	26.0375		25.1	32.574999999999996		37.9
	25.981250000000003		24.2	32.675000000000004		35.8
	26.062499999999996		24.8	32.66875		35.8
	26.137500000000003		25.4	32.487500000000004		35.4
	26.024999999999995		25.1	32.2875		34.5
	26.087499999999995		24.8	31.874999999999996		34.4
	25.868750000000006		25.4	32.65625		35.3
	25.762500000000003		24.9	32.21875		35.2
	25.55625		24.9	32.03125		32.8
	25.525		24.9	32.4625		33.2
	25.375		24.7	31.856249999999996		32.1
	25.39375		24.8	31.40625		31.8
	25.068749999999998		24.4	31.900000000000002		32.6
	25.174999999999997		24.6	31.26875		31.6
	25.106249999999996		24.5	31.025		31.4
	24.937499999999996		24.4	30.74375		31.2
	25.174999999999997		24.6	31.13125		31.8
	25.099999999999998		24.3	30.949999999999996		31.6
	25.175		24.4	31.368750000000002		32.1
	24.918750000000003		24.3	30.800000000000004		31.3
	24.800000000000004		24.2	30.806250000000002		31
	25.006249999999998		24.2	30.95625		31.3
	24.65625		24	30.39375		31.4
	24.25		23.6	30.706250000000004		31.3
	23.606250000000003		23	30.868750000000002		31.2
	23.468749999999996		22.7	30.950000000000003		31.3
	23.55		22.9	30.724999999999998		31.1
	23.60625		23	30.55		30.9
	23.537499999999994		23.1	30.481250000000003		31
	23.45		22.7	30.056250000000002		30.7
	23.412499999999998		22.9	29.800000000000004		30.7
Sep.	23.875			30.906250000000004
	23.94375			30.675
	24.337499999999995			30.54375
	24.631249999999998			29.9625
	24.26875			30.4375
	24.15625			30.562500000000004
	23.775			29.837500000000006
	23.381249999999998			29.862499999999997
	23.2125			30.325000000000003
	23.65			30.22500000000001
	23.475000000000005			29.9125
	23.06875			30.099999999999998
	22.875			29.400000000000002
	22.525			29.675
	22.162499999999998			29.493750000000006
	21.94375			29.10625
	21.437500000000004			29.006250000000005
	20.89375			29.25
	21.05625			28.60625
	20.262500000000003			28.19375
	20.65625			28.6625
	21.34375			28.8
	21.043750000000003			28.825
	20.43125			28.7125
	20.75625			28.087500000000006
	20.374999999999996			28.168750000000003
	19.625000000000004			28.012499999999996
	21.03125			28.28125
	21.387500000000006			28.887500000000006
	20.9125			28.5375
Oct.	20.637500000000003			28.5625
	19.00625			26.756249999999998
	17.63125			24.93125
	17.2125			25.406250000000004
	18.03125			25.825000000000003
	18.33125			26.568749999999998
	19.2875			27.224999999999998
	19.2625			25.8625
	18.918750000000003			25.29375
	19.518750000000004			26.062499999999996
	17.98125			25.3
	18.40625			24.85
	18.062500000000004			25.55
	17.512499999999996			24.449999999999996
	15.718750000000002			23.437500000000004
	15.0125			23.19375
	15.36875			22.575000000000003
	15.024999999999999			22.024999999999995
	15.2125			22.76875
	15.818749999999998			22.675
	16.868750000000002			23.3625
	17.668749999999996			23.96875
	18.249999999999996			24.618749999999995
	17.19375			23.481250000000006
	15.56875			22.987499999999997
	14.6125			21.881249999999998
	15.025000000000002			21.50625
	15.7875			22.468749999999996
	14.475			21.59375
	11.875			18.3125
	11.881250000000001			17.874999999999996
Nov.	12.462499999999999			20.4375
	13.731250000000001			21.256249999999998
	13.487499999999999			20.656250000000004
	13.224999999999998			20.675
	12.93125			19.812499999999996
	14.062499999999998			20.6
	14.95625			20.656249999999996
	12.78125			20.2625
	12.575000000000001			19.893750000000004
	13.424999999999999			19.85625
	13.012500000000001			20.424999999999997
	12.325			19.58125
	10.875			17.66875
	11.537500000000001			19.331250000000004
	13.65625			20.36875
	12.856250000000001			19.64375
	11.475000000000001			18.531250000000004
	11.975			18.775000000000002
	13.45			19.41875
	13.73125			19.262500000000003
	11.943750000000001			19.53125
	10.862499999999999			17.4875
	9.53125			15.749999999999998
	9.3625			15.975
	11.368750000000002			18.018750000000004
	11.1			18.193749999999998
	10.0875			17.906249999999996
	10.31875			16.668750000000003
	10.9			18.481249999999996
	10.887500000000001			18.281249999999996
Dec.	12.13125			18.056250000000002
	11.662500000000001			18.200000000000003
	10.85			17.206249999999997
	11.068750000000001			17.2625
	10.725			17.493750000000002
	11.7625			17.068749999999998
	10.9625			17.66875
	10.54375			18.275000000000002
	9.96875			16.56875
	11.05			17.18125
	11.475			17.112499999999997
	11.425000000000002			17.243750000000002
	10.975			17.231250000000003
	9.943750000000001			16.7125
	10.674999999999999			17.425
	10.337500000000002			16.36875
	10.226666666666667			16.26

Max Temp.

Historic Max Temp.

Min Temp.

Historic Min Temp.

Yearly Summary 2026

41°C

Highest Temp

22 Jul. 26

-3°C

Lowest Temp

26 Jan. 26

Seasonal Breakdown

Hottest MonthAugust35.71°C

Coldest MonthJanuary9.09°C

Wettest MonthJune10.91mm

Windiest MonthApril23.12km/h

Port Arthur Climate Change InsightsSee how climate patterns are evolving over time. Temperature shifts, rainfall trends, and extreme events—all in one place.

Weather City Ranking GloballyExplore Real time of the world’s hottest & Coldest Cities based on current temperature data.

Frequently Asked Questions

1. What is the hottest month in Port Arthur historically?

August is historically Port Arthur's hottest month, with average maximum temperatures around 32°C. During peak heatwave events, the highest recorded temperatures have reached 42°C on 2023-08-27.

2. What is the coldest month in Port Arthur historically?

January is Port Arthur's coldest month, with average minimum temperatures around 9°C. The all-time record low of -10°C was recorded on 2021-02-16.

3. What is the average annual rainfall in Port Arthur over the past 17 years?

Port Arthur's average annual rainfall is approximately 1658.5mm, based on records spanning 17 years.

4. How many rainy days does Port Arthur experience on average per year?

Port Arthur historically records approximately 202.5 rainy days per year. August has the highest number of rain days at an average of 22 days.

5. What is the all-time highest temperature ever recorded in Port Arthur?

The all-time highest temperature recorded in Port Arthur is 42°C on 2023-08-27.

6. What is the all-time lowest temperature ever recorded in Port Arthur?

The all-time lowest temperature recorded in Port Arthur is -10°C on 2021-02-16.

7. What is the windiest time of year in Port Arthur historically?

Port Arthur experiences its strongest winds during April. The historic gust record of 72.1 kph was recorded on 2020-08-27.

8. What is the highest and lowest humidity in Port Arthur during a year?

Usually, Port Arthur's humidity peaks in February at around 80.07% and drops to its lowest in October at approximately 68.9%.

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Port Arthur Historic Weather Records
Analyse hottest, coldest, windiest & wettest days

Port Arthur Weather Trend Graph

Yearly Summary 2026

Seasonal Breakdown

Frequently Asked Questions

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