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

Mississauga Weather Trend Graph

Temperature (°C)

Months

Months	Historic Min Temp.	Min Temp.	Forecasted Min Temp.	Historic Max Temp.	Max Temp.	Forecasted Max Temp.
	-4.199999999999999	-7.5		1.2875	-5.5
	-5.45	-7.3		-0.6249999999999998	-1.6
	-5.668749999999999	-7.3		-0.6187499999999997	-2
	-5.168749999999999	-6.6		0.056249999999999994	-2.6
	-5.15625	-4.1		-0.8812500000000001	0.6
	-6.2	-3		-1.04375	2.7
	-7.387499999999998	0.5		-1.6312500000000003	2.5
	-6.14375	1.1		-1.1124999999999996	2.8
	-5.868749999999999	2		-0.024999999999999772	6.8
	-5.3187500000000005	0		0.9687500000000003	2.5
	-3.6812500000000004	-1		1.7625000000000002	2.2
	-3.8874999999999997	-1.6		1.8375000000000001	2
	-5.943749999999999	0.5		-0.47500000000000003	3.2
	-7.0625	-6.6		-1.5125	2.8
Jan.	-6.59375	-10.5		-1.58125	-6.4
	-6.768750000000001	-8.2		-0.24375	0
	-6.6375	-4.9		-0.15000000000000002	2
	-4.875	-9.8		0.11875	-4.6
	-6.137499999999999	-9.9		-0.5874999999999999	-4.9
	-8.9125	-14		-3.3062500000000004	-8
	-9.05625	-9.4		-3.5562500000000004	-0.2
	-8.98125	-7.5		-2.35	-1.9
	-6.45625	-13.9		-1.5187500000000005	-6
	-7.093749999999998	-15.9		-1.0750000000000002	-10
	-5.64375	-10.8		-0.23125000000000007	-5.6
	-5.3374999999999995	-11.8		-0.6437500000000002	-6.1
	-5.8812500000000005	-13.2		-0.40625	-7.1
	-7.250000000000001	-12.7		-0.89375	-8.8
	-8.0875	-15.6		-1.8062500000000004	-9.5
	-9.475	-19.5		-2.2312499999999997	-9.8
	-8.256250000000001	-14.3		-1.10625	-10.6
	-7.15	-17.9		-1.0187499999999998	-5.2
	-7.8062499999999995	-19.2		-1.5374999999999999	-7.2
	-6.856249999999999	-10.5		-0.5437500000000001	-5.2
	-7.143749999999999	-16.3		-0.25624999999999987	-6.4
	-7.0375000000000005	-15		-1.3687500000000001	-5.3
	-6.40625	-13.1		-1.5687499999999999	-2.3
	-6.38125	-20.9		0.21875000000000017	-12.8
	-7.9875	-22.4		-0.9187499999999998	-10.2
	-7.21875	-20.4		-1.1687500000000002	-7.7
	-6.925	-9.2		-1.5249999999999997	-0.1
	-6.9125000000000005	-4.6		-1.00625	-0.5
	-8.03125	-9.3		-1.0187499999999998	-4.5
	-9.393749999999999	-13.1		-1.9749999999999994	-0.5
	-8.962499999999999	-1.3		-0.9749999999999996	1
Feb.	-7.162499999999999	-2.9		-0.5124999999999997	-0.4
	-7.13125	-1.5		-0.70625	0.2
	-8.5	-0.7		-1.6312499999999996	1
	-6.887500000000001	-2.3		0.11874999999999991	-0.7
	-6.7	-2.7		0.39375	-0.3
	-6.699999999999999	0.1		0.59375	2
	-5.24375	-0.3		2.08125	0.8
	-4.2625	-0.6		1.7375	1
	-4.7	-9.3		2.6999999999999997	-0.1
	-4.75625	-14		1.5875000000000001	-5.5
	-5.9625	-5.3		0.6499999999999999	0.1
	-6.21875	-8		-0.2812499999999999	-3.1
	-4.7625	-4.6		1.7562499999999999	4.4
	-5.4875	-3.5		1.675	3.1
	-6.23125	-9.2		1.7874999999999999	-4.2
	-7.106249999999999	-12.6		-0.16250000000000014	-3
	-6.425000000000002	-8.5		0.1687499999999999	-0.1
	-6.1375	-2.9		0.6249999999999999	1.9
	-5.6312500000000005	-1.8		1.425	0.6
	-5.1499999999999995	-0.6		2.1812500000000004	0.7
	-3.6374999999999997	2.6		2.8875	12.6
	-3.2625	0.8		4.2250000000000005	8.6
	-2.09375	2.3		5.424999999999999	14.7
	0.06874999999999998	3.9		6.475000000000001	10.4
	-0.3749999999999999	1.3		5.04375	12.7
	-3.03125	-2.3		3.725	3.3
	-2.9562499999999994	-3		3.6062499999999993	5.2
	-1.1625	-2.7		5.16875	1.7
Mar.	-1.24375	-2.6		5.79375	3
	-1.3562500000000002	-1.8		5.124999999999999	8.7
	-0.9500000000000001	-8.7		6.925000000000002	-5
	-0.36874999999999997	-7.2		6.918750000000002	0
	-0.9874999999999996	-0.8		6.200000000000001	3.8
	-0.44375000000000003	-0.8		6.7	7
	-0.6062500000000001	0		7.44375	1.9
	-2.11875	1		4.41875	5.1
	-2.2	-1.2		3.48125	3
	-0.95625	-5.5		5.956250000000001	3.8
	-0.89375	-1.7		4.7124999999999995	6.9
	-1.0187499999999996	1.5		5.499999999999999	13.1
	-1.4812500000000002	-4		5.2749999999999995	4.3
	-0.6499999999999999	-6		5.993750000000001	1.6
	-0.16874999999999996	-1.4		6.856249999999999	8.9
	0.03125000000000007	3.2		7.468749999999999	10.5
	0.8937499999999999	6.8		7.75625	15.9
	0.48750000000000004	1.5		7.2875	3.5
	0.3187499999999999	-0.4		8.26875	3.5
	1.425	4		8.937499999999998	22.2
	0.9124999999999999	2.3		7.968750000000001	6.2
	1.4500000000000002	0.7		7.36875	5.9
	1.3562500000000002	-0.2		7.41875	6.1
	1.7874999999999996	-4.7		8.987499999999999	-0.4
	1.325	-4		8.76875	7
	2.26875	0.1		9.6	22.4
	2.875	3.1		10.59375	11.3
	3.51875	0.2		10.325000000000001	10.6
	3.525	0.5		11.587499999999999	11
	4.11875	4.7		12.681249999999999	23
	3.6687499999999997	9.2		12.1125	23.3
Apr.	3.1374999999999997	6.8		10.88125	13.7
	3.7499999999999996	9.5		10.675	21.4
	2.8375000000000004	8.9		10.49375	16.8
	3.0249999999999995	5.3		10.868750000000002	23.3
	3.3249999999999997	0.1		12.0625	9.1
	3.16875	-1.3		10.7875	4.8
	3.4312500000000004	-0.5		11.937499999999998	14.6
	3.0437500000000006	3.1		10.775	19.6
	3.2125	5.3		11.625	21.3
	3.8	4.4		11.337499999999999	8.2
	3.9937500000000004	4		9.93125	6.2
	3.66875	2.6		10.431249999999999	15.8
	3.681250000000001	4.7		11.30625	18.1
	4.3875	8.5		12.499999999999998	15.8
	5.118750000000001	4.8		11.875	13.1
	4.968750000000001	2.7		11.70625	11.7
	6.09375	0.5		13.487499999999999	10.6
	7.95	0.1		14.531250000000002	7.8
	7.175000000000001	0.1		13.400000000000002	17.3
	7.437500000000001	6.4		14.48125	25.4
	7.04375	7.6		14.406250000000002	20.3
	6.85	4.3		14.062499999999998	10
	6.737499999999999	2.5		14.25625	11.2
	6.7749999999999995	2.2		14.03125	14.3
	6.7375	4		15.4625	20.2
	6.481249999999999	3.8		14.806249999999997	15.2
	6.4125000000000005	4.2		13.9125	12.9
	6.73125	1.4		14.774999999999999	15.4
	7.5874999999999995	6		15.400000000000002	15.6
	8.281250000000002	6.2		16.525	10.6
May	8.575	5.7		16.8625	23.7
	8.40625	7.9		17.0625	23.5
	8	12.8		16.49375	28.5
	8.893750000000002	12.1		16.325000000000003	32.9
	8.712499999999999	19.2		18.099999999999998	32.4
	9.93125	8.6		18.29375	15.4
	10.74375	6.1		19.431250000000002	15.4
	11.36875	4.7		18.01875	18
	10.125	9.2		19.612499999999997	12
	10.575	8.2		19.418750000000003	14.8
	11.21875	11.4		20.7625	23.8
	12.8125	12		22.456249999999997	28.6
	12.5125	14.8		20.31875	29.4
	12.549999999999999	11.7		19.6375	20.4
	12.7	9.6		20.412499999999998	27.6
	13.600000000000003	8.2		22.593750000000004	21.2
	13.25625	9.4		21.562500000000004	23.7
	12.3	9.9		21.0125	21.4
	11.543749999999996	10.4		20.299999999999997	28.2
	12.0875	13.3		20.35625	32
	12.556250000000002	13.6		20.393750000000004	31.8
	13.043750000000001	15.6		21.306250000000002	32.8
	13.106249999999998	17.9		20.40625	27.4
	13.0875	15.2		21.7625	23.3
	13.2	12.9		20.156250000000004	24.4
	13.08125	14.2		20.7375	27.4
	13.700000000000001	17.4		21.181250000000006	31.7
	14.03125	20.8		22.349999999999998	34.1
	14.706249999999997	18.8		22.043750000000003	28.7
	13.506249999999998	15.8		20.599999999999994	32.6
	13.01875	13.5		20.175000000000004	19.8
Jun.	13.25625	9.3		21.39375	21.5
	14.168750000000001	11		22.268749999999997	25.9
	14.343750000000002	13.2		23.21875	23.7
	15.43125	14.1		24.156249999999996	21.2
	15.8375	12.8		23.687499999999996	24.4
	16.08125	11.7		24.325	23.9
	16.187500000000004	11.3		24.8625	27.4
	16.69375	14		24.587500000000002	19.2
	16.537499999999998	11.4		24.381249999999998	26.9
	16.78125	13.1		24.375000000000004	28.4
	16.4875	13.5		23.59375	17.4
	16.075	14.7		23.225	25.6
	16.3625	14		23.375	28
	16.375	15.2		24.518749999999997	29.3
	16.131249999999998	15.4		24.343749999999996	30.8
	16.76875	18.1		25.45	37.6
	17.306250000000002	23.8		24.756249999999998	39.1
	16.575000000000003	22.3		24.556250000000002	37.5
	16.587500000000002	22.2		25.662499999999998	36.9
	17.2125	20.9		25.843750000000004	29.9
	18.456249999999997	19.3		27.56875	26.5
	19.06875	16.2		27.018750000000004	26.5
	18.799999999999997	19.7		25.981250000000003	30.3
	17.6375	18.1		25.506249999999998	32.4
	18.03125	19.6		25.175	33
	17.40625	19.4		26.08125	27.8
	18.006249999999998	18.3		26.125000000000004	28
	18.575	16		25.79375	28.4
	18.543750000000003	14.7		26.30625	35.6
	18.631249999999998	21.4		26.568749999999998	40.5
Jul.	18.29375	23.4		26.70625	32.8
	19.08125	18.8		26.60625	30.7
	18.95	17		26.393749999999997	28.4
	19.074999999999996	18.3		27.375	33.5
	19.53125	14.4		27.443749999999998	27.1
	19.575000000000003	12.3		27.0375	29.9
	18.868750000000002	17.8		26.4625	24.8
	18.35	13.2		25.681250000000002	21.1
	19	11.4		26.674999999999997	25.9
	18.58125	11.9		26.475	25.9
	18.425	14.2		25.925000000000004	26.8
	18.11875	16.2		26.506250000000005	28.8
	18.993750000000002	17.3		27.15625	28.9
	18.99375	18.5		26.662499999999998	28.7
	18.675000000000004	16.6		26.0375	29.2
	18	15.1		26.168749999999996	30.5
	18.01875	15.1		25.575	32.6
	18.687499999999996	20		25.83125	30.1
	18.200000000000003	19		26.61875	21.9
	18.89375	16.4		26.85625	26.4
	18.84375	13.5		26.143749999999994	28.1
	18.618750000000002	14.5		26.450000000000006	31
	18.6875	17		25.7625	31.6
	18.6375	20.2		25.75625	27.8
	18.375	18.9		25.512500000000006	31.1
	18.631249999999998	16.1		26.462499999999995	28.6
	18.7375	19.4		25.825	29.5
	18.4625	17.7		26.2375	32.4
	18.7375	16.5		25.90625	27.2
	17.925	17		25.675	30.8
	17.856250000000003	16.1		25.125000000000007	28.7
Aug.	18.53125	17.9		25.037499999999998	25.6
	18.11875		19.4	25.6875		21.9
	18.831249999999997		17.6	25.662499999999994		26.5
	18.2		15.4	25.012500000000003		27.2
	17.975		18.5	25.61875		27
	18.112500000000004		16	25.749999999999996		26.3
	18.18125		16.8	25.118750000000002		22
	17.10625		16.9	24.45625		20.7
	17.1875		17.1	24.656249999999996		24.9
	17.45		17.3	25.181250000000002		25.2
	18.018749999999997		17.7	25.237499999999997		25.2
	17.943749999999998		17	25.331250000000004		24.7
	16.875000000000004		16.5	24.325000000000006		24.1
	17.70625		17	25.175		24.6
	17.374999999999996		16.7	25.45		25
	17.4375		17	24.95625		24.5
	16.7625		16.6	24.818750000000005		24.7
	17.1375		16.3	25.000000000000004		24.6
	17.518749999999997		16.8	25.256250000000005		25.1
	17.70625		17	25.475		25.6
	16.656250000000004		16.4	24.625000000000004		23.9
	16.237499999999997		15.9	23.5875		24.1
	15.649999999999999		15.3	23.493749999999995		23.5
	16.4375		16	23.775000000000002		23.1
	15.775		14.9	22.387500000000003		21.8
	14.58125		14.5	21.53125		22
	15.368749999999999		14.9	22.799999999999997		23
	15.6375		14.9	23.525		23.1
	14.55625		14.5	21.400000000000002		21.9
	14.362499999999999		14.2	21.54375		22.1
	14.53125		13.3	22.90625		21.9
Sep.	13.975		13.3	20.650000000000002		20.9
	13.656250000000002			21.2
	14.318749999999998			22.6125
	15.031249999999998			22.3875
	14.149999999999999			21.081250000000004
	14.0625			21.5
	15.087500000000004			22.525
	14.081250000000002			21.156250000000004
	13.18125			21.293750000000003
	14.3875			21.093750000000007
	14.556250000000002			21.0875
	14.124999999999998			21.20625
	14.16875			21.24375
	13.718749999999998			20.075
	13.124999999999998			19.568750000000005
	12.54375			18.06875
	11.56875			18
	11.85625			18.51875
	11.587499999999999			18.33125
	11.593750000000002			18.7375
	11.824999999999998			18.049999999999997
	12.6875			19.41875
	12.11875			18.587500000000002
	11.056249999999999			17.1375
	10.737500000000002			17.3625
	10.387500000000001			17.624999999999996
	10.562499999999998			17.581250000000004
	10.075000000000001			16.51875
	10.481250000000001			16.3125
	9.76875			16.012500000000003
Oct.	9.275000000000002			15.26875
	7.812500000000001			14.912499999999998
	7.656249999999999			13.024999999999999
	7.362500000000001			13.8
	8.09375			15.549999999999999
	8.631250000000001			15.193750000000003
	8.30625			14.006249999999996
	7.575			13.95
	7.706250000000001			13.6
	7.75			14.55
	7.856250000000001			12.887500000000003
	7			12.068750000000001
	6.6375			12.0375
	5.84375			11.543750000000001
	5.26875			10.599999999999998
	5.8375			11.01875
	6.156249999999999			11.06875
	5.324999999999999			10.500000000000002
	4.525			11.012500000000001
	4.6125			10.525
	5.056250000000001			10.75625
	5.875			11.681249999999997
	6.7			12.55
	4.96875			10.962500000000002
	3.9562499999999994			9.40625
	4			10.350000000000001
	3.3500000000000005			9.000000000000002
	3.9562499999999994			9.43125
	2.98125			9.318750000000001
	1.4			7.374999999999999
	2.2437500000000004			6.775
Nov.	2.49375			7.799999999999999
	2.36875			7.775
	2.025			7.46875
	1.1125			6.83125
	1.4125000000000003			6.36875
	0.78125			6.293749999999998
	1.075			6.6625
	0.3			5.981249999999999
	0.24375000000000013			5.675
	0.59375			6.36875
	1.50625			6.2875000000000005
	1.575			6.431249999999999
	1.3875			5.793750000000001
	-0.2687499999999998			3.8312500000000003
	0.11250000000000002			4.437499999999999
	0.775			5.7125
	0.5875			5.15625
	0.11249999999999996			4.887499999999999
	-0.39999999999999997			4.8062499999999995
	0.20625			4.300000000000001
	0.3625			4.956250000000001
	-0.64375			3.4124999999999996
	-2.34375			1.08125
	-1.75			2.5
	-0.725			3.6562499999999996
	-1.4625000000000001			2.83125
	-1.4375000000000002			2.8000000000000003
	-2.5374999999999996			2.6
	-2.0812500000000003			1.9375
	-2.7750000000000004			2.0750000000000006
Dec.	-2.2125			2.825
	-1.7812499999999998			1.95625
	-2.2687500000000003			2.4000000000000004
	-2.8187500000000005			2.0812500000000003
	-3.65			1.2437500000000004
	-3.2			1.4000000000000004
	-1.61875			2.1875000000000004
	-1.1624999999999999			2.5687499999999996
	-2.53125			2.8
	-2.61875			2.13125
	-2.15625			2.2125000000000004
	-3.10625			0.6562500000000001
	-2.8375			2.4
	-2.3937500000000003			2.39375
	-2.5749999999999997			2.4875
	-2.1125			1.48125
	-2.7599999999999993			1.5599999999999998

Max Temp.

Historic Max Temp.

Min Temp.

Historic Min Temp.

Yearly Summary 2026

41°C

Highest Temp

14 Jul. 26

-22°C

Lowest Temp

8 Feb. 26

Seasonal Breakdown

Hottest MonthJuly30.26°C

Coldest MonthFebruary-8.89°C

Wettest MonthMarch7.9mm

Windiest MonthJanuary25.39km/h

Mississauga 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 Mississauga historically?

July is historically Mississauga's hottest month, with average maximum temperatures around 27°C. During peak heatwave events, the highest recorded temperatures have reached 41°C on 2026-07-14.

2. What is the coldest month in Mississauga historically?

February is Mississauga's coldest month, with average minimum temperatures around -7°C. The all-time record low of -24°C was recorded on 2015-02-15.

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

Mississauga's average annual rainfall is approximately 940.5mm, based on records spanning 17 years.

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

Mississauga historically records approximately 185.5 rainy days per year. June has the highest number of rain days at an average of 16.1 days.

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

The all-time highest temperature recorded in Mississauga is 41°C on 2026-07-14.

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

The all-time lowest temperature recorded in Mississauga is -24°C on 2015-02-15.

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

Mississauga experiences its strongest winds during January. The historic gust record of 52.2 kph was recorded on 2012-03-03.

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

Usually, Mississauga's humidity peaks in February at around 82.03% and drops to its lowest in August at approximately 73.1%.

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Analyse hottest, coldest, windiest & wettest days