Chatham Historic Weather Records
Analyse hottest, coldest, windiest & wettest days

Chatham Weather Trend Graph

Temperature (°C)

Months

Months	Historic Min Temp.	Min Temp.	Forecasted Min Temp.	Historic Max Temp.	Max Temp.	Forecasted Max Temp.
	-4.75	-11.2		0.40000000000000013	-6.4
	-5.4750000000000005	-7		-1.1000000000000005	-3.2
	-5.175	-8.8		-0.9874999999999999	-3.7
	-5.593749999999998	-7.1		-0.12500000000000008	-2.7
	-6.462500000000001	-4.5		-1.80625	0.3
	-6.38125	-1.2		-1.5625	2.6
	-7.775	0.3		-2.2187500000000004	1.2
	-6.36875	0.9		-1.44375	3.4
	-6.31875	2.3		0.2874999999999998	8.9
	-5.34375	-0.5		0.49375	0.9
	-3.60625	-2.8		1.80625	0.3
	-4.050000000000001	-3.3		1.9999999999999998	3.3
	-6.55	-2.8		-0.9687499999999998	2.4
	-7.525	-9.1		-2.1874999999999996	1.4
Jan.	-6.9375	-11		-1.8812499999999999	-7
	-6.96875	-9.1		-1.2875	-1
	-6.96875	-6.3		0.006250000000000023	0.2
	-5.206250000000001	-11.2		-0.9374999999999999	-6.2
	-6.50625	-13.4		-1.1	-8.1
	-8.45625	-16.4		-3.2312499999999997	-8.7
	-9.46875	-12		-3.51875	-1.7
	-8.325	-10.2		-2.2125	-4.3
	-6.325	-16.6		-1.0562500000000004	-6.7
	-5.862500000000001	-19.3		-1.0812500000000003	-13.2
	-5.956249999999998	-13.8		-0.38749999999999984	-8.4
	-5.831250000000001	-12.6		-1.075	-8.9
	-6.6937500000000005	-14.9		-0.9437499999999999	-8.5
	-7.4	-15.1		-1.21875	-9.4
	-8.05625	-15.4		-1.9750000000000003	-9.2
	-8.925	-15.7		-2.1062500000000006	-9.1
	-7.2	-14.7		-1.2375	-7.6
	-6.60625	-14.9		-1.0374999999999996	-2.6
	-7.249999999999999	-17.3		-0.8375	-4.1
	-6.906250000000002	-10.6		-0.6625000000000003	-4.3
	-7.51875	-13.8		-0.6875000000000001	-4.9
	-7.487500000000001	-11.5		-1.41875	-5
	-7.2375	-10.9		-1.35	-0.1
	-5.98125	-16.6		0.39375000000000004	-7.5
	-7.8125	-13.1		-1.2312499999999995	-6.7
	-7.0874999999999995	-15.2		-1.4249999999999998	-4.8
	-7.981250000000001	-7.4		-2.0437499999999997	0.6
	-7.543749999999999	-4.9		-1.4750000000000003	-1.3
	-8.3375	-7.3		-1.45625	-1.5
	-8.668750000000001	-5.6		-2.1125000000000003	0.1
	-8.2625	-2.8		-0.8999999999999999	-1.7
Feb.	-7.2	-3.2		-1.21875	-0.7
	-6.54375	-2.1		-1.0500000000000003	1.1
	-8.150000000000002	0.5		-1.2937500000000002	1.8
	-6.906250000000001	1.1		0.4312499999999998	4.5
	-6.45	0.4		0.8562499999999997	3
	-5.88125	1		1.65	6.4
	-4.5375000000000005	-1.1		2.30625	1.8
	-3.2562499999999996	-1.9		2.00625	1.2
	-4.9	-6.1		2.5000000000000004	-2.1
	-4.7250000000000005	-10.7		2.1250000000000004	-1.1
	-5.418749999999999	-4.1		0.95	0.4
	-6.649999999999999	-8.5		0.03125	1.9
	-4.2124999999999995	-4.1		1.71875	7.4
	-5.124999999999999	-3.4		2.7687500000000003	3.9
	-5.09375	-5.8		2.36875	-3.3
	-5.812499999999999	-11.1		0.5437500000000001	2.1
	-5.374999999999999	-3.9		0.9437500000000001	0.2
	-5.799999999999999	-5.8		1.1125	2.5
	-4.812500000000001	-0.4		2.0625	1.5
	-4.5687500000000005	0.3		2.68125	6.3
	-3.8375	7.5		2.8625	16
	-2.7312499999999993	2.4		4.91875	8.6
	-1.5000000000000002	2.5		6.4125	13.7
	0.34375000000000006	3.6		6.6875	12.4
	-1.0125	1.6		5.925000000000002	15.9
	-2.6937499999999996	-3.2		4.581250000000001	7.2
	-2.4437500000000005	-0.4		4.9375	6.5
	-0.49374999999999986	-3.8		6.518750000000001	2.6
Mar.	-0.3999999999999997	-1		6.2875000000000005	11.5
	-0.9062499999999998	-4.5		6.925	9.9
	-0.6937500000000001	-6.8		7.34375	-3.2
	0.19374999999999992	-4.5		7.943749999999999	1.4
	-0.11875000000000013	0.1		6.96875	3.9
	-0.5125000000000001	-0.5		6.643750000000001	8.7
	-0.5875000000000001	1.6		7.718750000000001	5.2
	-0.84375	1.1		5.081250000000001	6.8
	-1.1687499999999997	0		5.59375	3.6
	-0.39374999999999993	-2.8		7.05625	7
	-0.60625	0.3		6.025	9.4
	-1.2500000000000002	6.9		6.14375	14.5
	-0.7937500000000001	-3.5		6.19375	3.8
	-0.7812499999999999	-3.7		7.1000000000000005	6.4
	0.3687500000000001	1.3		7.475	9
	0.5	5.4		8.3625	12.8
	0.74375	10.5		8.5625	17.8
	0.5437500000000001	0.9		7.300000000000001	2.9
	1.2437500000000001	0.2		8.837499999999999	11.6
	1.875	6.4		9.08125	22.8
	1.5374999999999996	5.4		9.181250000000002	19.3
	2.0875	2.1		9.5875	5.2
	1.6625000000000003	-0.4		8.75	9.8
	2.1374999999999997	-3.6		9.88125	3.1
	2.0375000000000005	-4.1		10.63125	13.9
	3.0687499999999996	5.3		10.925000000000002	24.6
	3.58125	3.7		11.85625	9.4
	3.4375000000000004	0.2		11.756249999999998	12.7
	4.35	1.6		12.975	24
	5.1312500000000005	15.9		12.781250000000002	27.9
	3.80625	15		12.38125	28.5
Apr.	3.8875	15.6		12.549999999999999	22.7
	3.95625	13.3		12.45	20.4
	3.0249999999999995	9.4		11.025	22.9
	3.775	5.4		11.9	18.3
	3.593750000000001	0.4		12.424999999999999	10.4
	3.65	-0.6		11.79375	7.5
	4.1	0.9		12.756250000000001	24.8
	3.1624999999999996	9		11.018749999999999	25.9
	3.8000000000000003	5.4		13.425	26.8
	5.15	9.2		13	23.4
	4.70625	8		11.818749999999998	10.4
	4.074999999999999	4.1		12.331249999999999	19.2
	4.1625	5.8		12.825	22.8
	4.862500000000001	13		13.131250000000001	18.9
	5.50625	5.3		13.625000000000002	11.7
	6.1	4.1		13.975	11.8
	7.9312499999999995	2		16.1	10.3
	8.987499999999999	1.4		16.01875	8.7
	8.231250000000001	1.5		15.125000000000002	18.2
	7.99375	8.2		15.887500000000001	27
	7.625	11.5		15.868750000000002	20.4
	7.5125	5.4		15.649999999999999	13.8
	6.93125	3.2		15.987500000000002	14.7
	7	4.1		16.518749999999997	19.4
	7.793749999999999	8.1		16.8625	22.6
	6.975	4.7		16.5375	16.3
	7.362500000000001	3.4		15.49375	14.2
	7.9750000000000005	0.3		16.55	19.3
	8.724999999999998	7.6		17.4875	14.1
	8.9375	6		17.70625	19.1
May	8.850000000000001	3.4		18.48125	24.2
	9.506250000000001	10.9		18.55	27.8
	9.24375	15.8		17.468749999999996	30.8
	10.1	18.3		18.31875	33.8
	10.14375	18.3		19.50625	31.6
	10.95625	5.9		20.03125	12.6
	12.162500000000001	4.2		20.66875	19.8
	12.2125	6.3		20.025000000000006	23.1
	11.287499999999998	11.2		19.825000000000003	14.5
	10.762500000000003	12.1		19.85625	20.2
	12.612499999999999	13.5		21.7	24.4
	13.506250000000001	12.7		22.606249999999996	30.1
	12.90625	14.9		21.8125	30.4
	13.624999999999998	10.1		21.5125	22.6
	14.618749999999999	5.9		22.849999999999998	29.1
	14.393750000000002	9.3		23.343750000000004	23
	14.262500000000001	6.6		22.20625	26.4
	12.418749999999998	8.9		21.837500000000002	27.4
	12.1125	8.8		21.05	26.6
	12.637500000000001	9.3		22.3125	29.2
	13.8875	13.3		23.262500000000003	32.4
	13.8	16.7		22.4625	33.1
	13.193749999999998	19.9		21.4625	31.9
	13.756249999999998	14.5		22.512500000000003	28
	13.731249999999998	11.7		21.475	31.5
	13.3125	19		22.531250000000004	31.5
	14.30625	22.6		23.131249999999998	32.6
	15.225	21.7		23.856250000000006	32.9
	15.706249999999999	19.8		23.499999999999996	28.4
	14.093750000000002	16.9		21.75	31.9
	13.268749999999999	15.1		21.231250000000003	22.4
Jun.	14.218750000000002	10.7		22.900000000000006	23.5
	15.63125	13.9		23.7875	25.3
	15.762499999999998	13.1		25.274999999999995	24.6
	16.34375	15.7		25.206249999999997	21.4
	16.075000000000003	13.1		24.537499999999998	25.2
	16.512500000000003	13.6		24.956249999999997	25
	17.15625	12.9		26.2375	24.7
	17.725	14.2		26.393749999999997	23.9
	17.5875	12.2		25.193749999999994	26.1
	17.35	10.6		25.112499999999997	27.4
	16.65625	15.3		24.3	24.8
	16.887500000000003	14.7		24.362500000000004	24.6
	16.5375	11.8		24.468749999999996	28.5
	16.7875	14.3		25.300000000000004	31
	17.200000000000003	16.6		25.256249999999994	33.1
	17.80625	22.7		26.01875	37.1
	17.875	25.3		25.574999999999996	38.6
	17.018749999999997	24.8		25.26875	37.4
	16.725	23.6		25.86875	38.2
	17.98125	22.1		27.45625	32.2
	19.21875	20.3		28.774999999999995	26.3
	19.39375	18.2		27.25625	29.6
	18.537499999999998	17.6		26.531249999999996	31.1
	17.981250000000003	18.2		25.96875	33.1
	18.018750000000004	21.4		25.90625	33.5
	17.918750000000003	21		25.912500000000005	30
	18.168750000000003	17.9		25.943749999999998	31.2
	18.474999999999998	16.2		26.231249999999996	31.4
	19.193750000000005	16.1		26.406250000000007	34
	18.756249999999998	21.6		26.75625	38.7
Jul.	18.95625	23		26.612500000000004	37.3
	18.950000000000003	18.1		26.5125	33.3
	19.0875	14.8		26.850000000000005	31.5
	18.88125	20		27.562500000000004	34.4
	19.731249999999996	15.9		27.275	26.1
	19.574999999999996	12		27.406250000000007	29.5
	18.73125	20.6		26.38125	34.6
	17.787499999999998	13.3		25.81875	24.2
	18.650000000000002	11.2		27	27.3
	18.86875	10.7		26.6625	28.3
	18.187500000000004	15.4		26.14375	29.9
	18.249999999999996	18.4		26.456249999999997	31.4
	18.756249999999998	19.4		26.8625	34.3
	18.59375	19		26.462500000000002	27.7
	18.2875	15.3		25.85	29
	17.625000000000004	15.5		25.531250000000004	32.9
	17.787499999999998	17.1		25.381249999999998	34.4
	17.9	20.6		25.724999999999998	31.7
	17.78125	19		26.50625	24
	18.83125	15.1		26.581250000000004	28.5
	18.4375	12.1		26.581249999999997	30
	18.225	13.1		26.237499999999997	32.3
	18.843750000000004	19.9		25.69375	29.8
	18.125	21.3		25.29375	30.2
	17.875	21.7		25.731250000000003	34.7
	18.18125		15.8	26.537499999999998		31.8
	18.393749999999997		20.1	25.925000000000004		27.9
	18.325		18.9	25.787499999999998		29.3
	18.625		17.9	25.868750000000006		27.9
	17.66875		15.2	25.824999999999996		25.8
	17.625		15.2	25.0125		25.8
Aug.	17.4875		18.7	25.275		23.2
	17.2375		19.4	25.96875		27.8
	18.55		18.5	25.631249999999998		25.9
	17.875		17.7	25.06875		25
	17.418750000000003		17.2	25.60625		25.7
	17.9375		18.2	25.3875		25.3
	17.981249999999996		17.8	24.800000000000004		25
	16.875		16.9	24.331249999999997		24.3
	16.4		16.8	24.668750000000003		24.8
	17.0625		17.2	25.287499999999998		25.6
	17.575000000000003		17.7	24.79375		24.9
	17.3625		17.2	25.081249999999997		24.8
	17.29375		17.4	25.412499999999998		25.3
	18.025000000000002		17.3	25.5375		24.7
	17.493750000000002		17	25.212500000000002		24.8
	17.19375		16.7	25.281249999999993		24.8
	16.256249999999998		16.1	25.068749999999998		24.7
	16.675		16.2	25.037499999999998		24.6
	17.212500000000002		16.7	25.24375		25
	17.224999999999998		16.7	25.568749999999998		26.1
	16.58125		16.5	24.787499999999998		24.5
	16.175		16.3	24.01875		24.2
	15.5375		15.4	23.275		23.5
	15.6375		15.8	23.593749999999996		23.4
	14.812500000000002		14.4	22.04375		21.5
	13.868749999999999			21.56875
	15.112499999999999			23.356250000000003
	15.187499999999998			23.13125
	13.975000000000001			22.125000000000004
	13.874999999999998			22.45
	14.19375			23.150000000000002
Sep.	13.662499999999998			21.874999999999996
	13.606250000000001			22.26875
	14.33125			23.05625
	14.493750000000004			22.175
	13.84375			21.431250000000006
	13.899999999999999			23
	15.218750000000002			23.624999999999996
	13.89375			21.193749999999998
	13.10625			21.162499999999998
	13.3875			21.50625
	14.531250000000002			20.968750000000004
	14.05625			21.15
	13.825			20.849999999999998
	13.14375			19.812500000000004
	11.968750000000002			19.299999999999997
	11.368750000000002			18.9625
	11.54375			18.356250000000003
	11.487499999999999			18.912499999999998
	11.3875			19.03125
	11.5875			19.368750000000002
	11.93125			19.193749999999998
	12.162499999999998			19.893749999999997
	11.412499999999998			18.268749999999997
	10.337499999999999			18.075000000000003
	10.34375			18.03125
	10.249999999999998			18.0625
	10.056249999999999			18.256249999999998
	9.675			16.981250000000003
	10.00625			17.03125
	9.76875			15.274999999999999
Oct.	8.749999999999998			15.225
	7.69375			14.468749999999998
	7.2125			13.087499999999999
	7.362500000000001			14.31875
	8.15			14.6875
	7.95			14.69375
	8.01875			14.3625
	7.374999999999999			14.075000000000003
	7.41875			14.16875
	7.8500000000000005			14.975
	7.8812500000000005			13.14375
	6.9875			13.118749999999999
	6.3375			12.5375
	5.7562500000000005			11.73125
	5.075			10.881250000000001
	5.49375			11.4375
	5.9937499999999995			10.975
	4.55625			10.2875
	4.6375			11.193750000000001
	4.3062499999999995			10.512500000000001
	5.5125			11.399999999999999
	6.549999999999999			11.868749999999999
	6.5249999999999995			12.35
	4.70625			10.143749999999999
	4.268750000000001			9.624999999999998
	3.74375			10.475
	3.3625000000000003			8.918750000000001
	3.65625			9.975
	2.38125			8.5125
	0.5812499999999999			6.5562499999999995
	0.8812500000000001			6.43125
Nov.	2.08125			7.1812499999999995
	2.16875			7.4125
	1.6625			7.537500000000001
	1.1312499999999999			6.499999999999999
	0.84375			6.643750000000001
	0.6000000000000001			6.7375
	0.76875			6.4375
	0.19374999999999987			5.55625
	-0.25			5.6
	0.6499999999999999			6.1875
	1.20625			6.050000000000001
	1.1312499999999999			5.687500000000001
	0.024999999999999883			4.975
	-0.9187500000000001			3.00625
	-0.41250000000000003			4.31875
	0.5312499999999998			5.8374999999999995
	-0.006249999999999978			4.6375
	0.2749999999999999			4.55625
	-0.28125			4.537500000000001
	0.13124999999999992			4.331249999999999
	-0.3687499999999999			4.91875
	-1.425			3.0187499999999994
	-2.4125			1.0499999999999998
	-1.6250000000000002			2.5937499999999996
	-1.1312500000000005			3.2125
	-2.0875			2.7750000000000004
	-2.46875			2.3625
	-3.125			2.3875
	-2.81875			2.14375
	-2.9812499999999997			1.8562499999999997
Dec.	-2.6749999999999994			2.8874999999999997
	-2.0500000000000007			1.9375
	-2.1625000000000005			2.25625
	-2.9687499999999996			0.8562500000000001
	-3.5124999999999997			0.75625
	-3.1			0.9
	-2.03125			2.3562499999999997
	-1.61875			2.6
	-2.39375			2.6000000000000005
	-2.6062500000000006			2.2375
	-2.80625			2.1562500000000004
	-2.63125			1.2125000000000001
	-2.087499999999999			3.0437499999999997
	-3.0874999999999995			2.40625
	-2.65			2.4875
	-2.531249999999999			0.9875000000000002
	-2.766666666666667			1.1066666666666665

Max Temp.

Historic Max Temp.

Min Temp.

Historic Min Temp.

Yearly Summary 2026

39°C

Highest Temp

14 Jul. 26

-19°C

Lowest Temp

24 Jan. 26

Seasonal Breakdown

Hottest MonthJuly31.98°C

Coldest MonthJanuary-9.11°C

Wettest MonthMarch4.79mm

Windiest MonthMarch28.1km/h

Chatham 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 Chatham historically?

July is historically Chatham's hottest month, with average maximum temperatures around 27°C. During peak heatwave events, the highest recorded temperatures have reached 39°C on 2026-07-14.

2. What is the coldest month in Chatham historically?

February is Chatham's coldest month, with average minimum temperatures around -7°C. The all-time record low of -25°C was recorded on 2015-02-16.

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

Chatham's average annual rainfall is approximately 1027.5mm, based on records spanning 17 years.

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

Chatham historically records approximately 187.2 rainy days per year. June has the highest number of rain days at an average of 16.4 days.

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

The all-time highest temperature recorded in Chatham is 39°C on 2026-07-14.

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

The all-time lowest temperature recorded in Chatham is -25°C on 2015-02-16.

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

Chatham experiences its strongest winds during November. The historic gust record of 54.4 kph was recorded on 2026-03-13.

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

Usually, Chatham's humidity peaks in February at around 83.8% and drops to its lowest in October at approximately 74.1%.

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Analyse hottest, coldest, windiest & wettest days