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

Longueuil Weather Trend Graph

Temperature (°C)

Months

Months	Historic Min Temp.	Min Temp.	Forecasted Min Temp.	Historic Max Temp.	Max Temp.	Forecasted Max Temp.
	-7.931249999999999	-15.2		-2.3249999999999997	-9.7
	-11.15625	-19.2		-4.093750000000001	-7.5
	-11.218749999999998	-15.8		-4.856250000000001	-11.1
	-10.925000000000004	-14.5		-2.7875000000000005	-10.3
	-11.299999999999999	-18.3		-4.393750000000001	-11
	-12.46875	-13.4		-4.725	-5.7
	-14.075	-5		-6.562499999999999	-0.9
	-13.71875	-1.6		-4.9125	0.3
	-11.243749999999999	-1.4		-3.74375	4.1
	-11.375	-3.8		-2.0375	3.7
	-9.900000000000002	-5.1		-3.3687500000000004	0.7
	-9.7375	-8.7		-2.1874999999999996	-0.8
	-11.287500000000001	-1.5		-4.2875	0.8
	-13.793750000000001	-0.6		-5.9125000000000005	2
Jan.	-13.768749999999999	-15.1		-6.456250000000001	0.7
	-13.35625	-14.3		-3.9062499999999996	-9.7
	-14.343749999999998	-9.1		-5.856249999999999	-0.5
	-12.45	-6.5		-3.6500000000000004	0.2
	-13.41875	-7.7		-4.28125	-3.9
	-14.793750000000001	-15.6		-6.349999999999999	-8.3
	-17.193749999999998	-13.1		-9.94375	-6.3
	-16.73125	-6.5		-7.812499999999999	1
	-14.037499999999998	-15.3		-5.6937500000000005	-7
	-14.593750000000004	-22.1		-5.468750000000001	-15.9
	-12.743750000000002	-20.7		-5.018750000000001	-14.3
	-12.368750000000002	-14.9		-5.737500000000001	-10.4
	-11.425	-17.7		-3.193750000000001	-9.2
	-13.0125	-17.9		-3.50625	-8.6
	-13.99375	-14.2		-6.250000000000001	-9.1
	-15.325000000000001	-21		-7.131250000000001	-14.7
	-15.956250000000002	-20.9		-6.66875	-13.9
	-13.98125	-18.3		-5.7749999999999995	-7.7
	-13.593750000000004	-20.7		-5.49375	-7.2
	-14.5	-12.1		-4.5687500000000005	-7
	-13.012500000000001	-8.9		-4.656250000000001	-4.3
	-14.774999999999999	-11.7		-4.8125	-5.8
	-14.856250000000001	-15.4		-5.45625	-5.4
	-12.893749999999999	-17.3		-4.343749999999999	-7.5
	-13.550000000000002	-22.5		-4.51875	-14
	-12.831250000000002	-20.1		-5.449999999999999	-7.6
	-10.168750000000001	-12.2		-4.50625	-4.5
	-13.318750000000003	-6.3		-4.749999999999999	-2
	-14.037499999999998	-9.8		-4.981249999999999	-2.2
	-14.18125	-17.3		-5.33125	-4
	-13.518749999999999	-8.6		-5.6125	-1.2
Feb.	-12.5375	-16		-3.6562499999999996	-5.2
	-10.61875	-8.4		-2.3	-0.2
	-12.368749999999999	-1.2		-4.8374999999999995	1.1
	-13.387500000000001	-6		-2.98125	-0.5
	-11.768749999999999	-10.1		-2.275	-0.7
	-11.08125	-9.1		-3.3312499999999994	-4.5
	-11.175000000000002	-8.7		-1.4624999999999995	-4.8
	-8.675	-12.5		-1.05625	-0.2
	-8.575	-8.5		-0.06250000000000015	-4.1
	-8.599999999999998	-13.8		-1.31875	-6.6
	-8.600000000000001	-13.5		-1.0374999999999999	-0.4
	-11.156250000000002	-13.6		-3.5375	-5
	-10.612499999999999	-9.5		-0.4625000000000003	-0.2
	-9.318749999999998	-2.9		-1.0875000000000004	3.3
	-10.23125	-10.5		-0.8624999999999998	-8.8
	-11.375	-16.8		-2.9937500000000004	-7
	-11.6125	-11.5		-3.1375	0.9
	-9.76875	-2.5		-2.7437500000000004	1.8
	-9.8625	-6.4		-1.9062500000000004	-1.1
	-9.20625	-8.2		-0.10624999999999984	-1.7
	-8.487499999999999	0.5		-0.8062499999999998	7.1
	-7.1875	1.8		0.7062499999999999	6.5
	-6.49375	1.4		2.05	11.8
	-5.268750000000001	1.1		2.9812499999999997	8.3
	-3.225	-2		2.6875	4.2
	-6.193749999999999	-4		1.3937499999999998	-1
	-6.81875	-5.3		1.61875	-0.4
	-4.7625	-2.2		2.6	1
Mar.	-4.118750000000001	-6.8		3.4000000000000004	0
	-5.3500000000000005	0.6		2.5875	9.9
	-5.575	-9.2		3.0250000000000004	4.8
	-5.331250000000001	-11.4		3.81875	-4.1
	-5.93125	-4.8		3.3249999999999993	4.2
	-4.25625	-2.9		5.0249999999999995	1.7
	-3.1499999999999995	-4.1		5.2124999999999995	2.9
	-5.15625	-2.3		3.3312500000000003	0.9
	-6.05	-4.9		2.5749999999999997	0.6
	-4.8062499999999995	-5.5		3.46875	1.2
	-4.518750000000001	-2.3		4.45	3.2
	-3.9000000000000004	-2.2		3.5812500000000007	5.3
	-4.7875	-5.1		4.0375	0.9
	-2.81875	-9.7		4.875000000000001	-3.7
	-2.38125	-5.9		5.025	4.3
	-2.1	0.3		5.7749999999999995	11.6
	-1.3625000000000003	0.7		7.356249999999999	3.7
	-1.6312499999999996	0.1		6.3812500000000005	3.9
	-2.55	-0.8		7.200000000000001	6.8
	-1.06875	3.3		8.7625	12.7
	-1.4125	0.6		7.112499999999999	7.7
	-1.71875	2.1		5.999999999999999	10.2
	-0.59375	-0.5		6.574999999999999	3.8
	-0.4437500000000001	-4.7		7.599999999999999	-0.6
	-0.6125	-6		7.45625	9.2
	-0.7374999999999998	-1.1		8.575	21.2
	0.7375	5.8		10.793750000000001	13.4
	1.6187500000000001	2		10.174999999999997	8
	2.3499999999999996	-1.7		11.043750000000001	11.8
	3.15	5.5		13.118749999999999	15.5
	2.4375	6.3		12.774999999999999	9
Apr.	1.5	5.3		11.612500000000002	10.8
	1.875	6.1		9.893749999999999	12.1
	2.28125	6.3		11.081249999999999	19.3
	1.5875	5.9		10.643749999999999	26.4
	2.7750000000000004	1.7		11.2625	7.3
	2.5500000000000003	-0.3		10.381250000000001	3.5
	2.5875	-3.9		11.00625	13.2
	2.7437500000000004	5		12.08125	18
	1.79375	3.6		11.325000000000001	16.4
	2.3874999999999997	-0.2		12.681249999999999	12.4
	3.1687499999999997	1		12.5625	16.5
	3.46875	3.7		11.5125	22.1
	2.968750000000001	4.9		12.59375	26.2
	3.7875000000000005	7.8		13.83125	26.6
	4.7437499999999995	11.9		13.781249999999998	21.7
	3.98125	4.1		13.4375	10.8
	4.48125	2.3		15.012499999999998	12.4
	6.862499999999999	4.3		16.4625	8.8
	7.35625	2.1		14.5	11.6
	7.281249999999999	5.3		16.225	17.9
	6.725	10.2		16.49375	25.5
	6.7437499999999995	7.1		17.075	10.3
	5.9875	5.1		17.51875	12.8
	6.05625	6.2		17.01875	12.8
	6.0562499999999995	3		15.456249999999999	21.1
	6.331249999999999	7.2		16.393749999999997	16.7
	5.9125	5.9		15.737499999999999	13
	6.30625	2.8		17.8125	14.6
	7.0125	5.4		18.875	14
	8.65625	7.9		18.412500000000005	12.2
May	9.25625	9.8		19.25625	17.6
	9.0375	9.6		17.999999999999996	27.1
	8.5125	14.1		18.150000000000002	26.5
	8.28125	10.8		19.443749999999998	22.2
	8.906250000000002	14.6		18.868750000000002	28.8
	9.968749999999998	9.7		20.706249999999997	19.5
	10.875	5.2		22.0375	16.6
	11.10625	4.9		20.9375	22.7
	10.8125	7.4		20.718750000000004	25
	10.575	10.8		20.200000000000003	14.5
	11.124999999999998	12		21.443749999999998	19.9
	12.649999999999999	12.3		22.137500000000003	31.7
	11.7125	15.6		21.243750000000002	24
	11.962499999999999	11.7		22.7875	18.1
	12.681250000000002	9.6		21.7375	17.8
	12.981250000000001	8.4		23.9125	19.7
	12.306249999999999	9.1		22.100000000000005	21
	12.04375	8		21.2	23.8
	11.25	9.5		20.975	24.7
	11.362499999999999	12.1		20.299999999999997	31.3
	11.406250000000002	15.4		21.05625	32.1
	11.91875	16.1		20.900000000000002	30.8
	12.2875	18.2		21.724999999999998	22
	13.0625	15.1		22.03125	19.1
	13.237499999999999	12.5		22.375	29.1
	13.268749999999999	14.9		21.9625	31.9
	12.093750000000002	17.3		20.724999999999998	32.4
	12.650000000000002	21.7		21.749999999999996	30.6
	13.743749999999999	21.3		22.3125	35.2
	13.55	17.9		21.4625	31.2
	12.149999999999999	18		20.5875	21.2
Jun.	12.106250000000001	14.5		22.725	20.8
	12.775	11.6		22.656250000000007	25.1
	13.225	13.3		23.83125	26.6
	14.531249999999996	17		24.900000000000006	23.9
	14.787500000000001	15.6		25.03125	19.5
	14.931249999999999	14.5		24.925	21.2
	15.674999999999999	15.1		25.656250000000004	22.8
	15.95	15		25.34375	28.4
	16.125	16.3		25.1625	25.1
	16.58125	15.1		24.78125	27.3
	15.493749999999997	15.8		24.4375	30.5
	15.475000000000001	17.4		23.9375	22.5
	15.2875	14.6		24.481249999999996	28.5
	16.081249999999997	14.9		23.46875	32.1
	15.381250000000003	15.5		23.725	32.7
	15.843749999999998	16.7		23.9125	33.6
	16.88125	23		25.749999999999996	36.2
	17.1375	22.4		25.85	35.6
	16.55625	21.5		25.456249999999997	33.8
	16.3875	19.8		26.606250000000003	30.5
	17.1375	15.7		27.775	30.5
	18.056249999999995	16		27.662499999999998	32.9
	17.268749999999997	19.8		25.8125	32.6
	17	18.7		26.474999999999994	34.5
	16.825	21.4		25.86875	29.6
	16.968750000000004	18.1		26.075	28.9
	17.3	15.1		26.493750000000002	29.2
	17.2875	15.3		26.768750000000004	32.4
	17.65	17.1		27.049999999999997	32.5
	18.125	20.9		26.856250000000006	34.9
Jul.	17.53125	20.4		27.7	30.9
	18.34375	16.9		27.531250000000004	27.7
	18.343750000000004	13.8		27.175	29.5
	17.81875	17.3		26.356250000000003	22.7
	17.6375	14.3		26.812499999999996	25.3
	17.50625	13.5		27.2875	29.8
	17.575	18.1		26.26875	30
	16.525	14.6		25.7	22.7
	17.137500000000003	11.6		26.4	27.8
	17.312500000000004	14.3		25.80625	28.3
	16.712499999999995	15.7		25.625000000000004	33.1
	16.8625	17.4		25.84375	32.8
	17.493750000000002	18.9		26.506249999999998	32.6
	17.59375	18.3		26.556250000000002	28.4
	17.656249999999996	19.5		25.3875	28
	16.7125	18.4		25.44375	28.4
	16.5	17.9		25.5625	30.6
	16.762499999999996	18.9		25.65625	31.4
	16.73125	20.4		26.112500000000004	29.8
	17.556250000000002	17.5		26.656249999999996	24.7
	18.074999999999996		15.5	26.406250000000004		27.1
	17.037499999999998		15.7	26.456249999999997		27.7
	16.756249999999998		19	26.4375		30.1
	16.49375		21.1	24.7125		28.4
	16.3875		18.6	25.2375		28.5
	16.48125		19.8	26.29375		31.1
	17.200000000000003		19.5	25.81875		26.9
	17.400000000000002		15.8	26.225		23.1
	17.4875		17.3	26.15		25.8
	17.26875		17.1	25.462500000000002		25.8
	16.4875		16.6	24.75		25.1
Aug.	16.18125		16.3	24.74375		25.2
	16.343750000000004		16.7	25.518749999999997		25.7
	16.20625		16.4	25.274999999999995		25.1
	16.4625		16.6	24.662499999999998		24.9
	16.61875		16	24.912499999999998		24.5
	15.743749999999999		15.9	25.5		25.5
	16.56875		17	24.55624999999999		24.4
	16.2375		16.3	23.724999999999998		24.2
	15.325000000000001		15.6	24.0125		24.6
	15.55625		16	25.625		26
	16.24375		16.4	24.981250000000003		24.9
	16.262500000000003		15.9	24.46875		24.1
	15.38125		15	23.843749999999996		23.6
	15.337499999999999		14.6	23.76875		23.1
	15.475		14.8	24.231250000000003		23.4
	15.09375		15.1	23.687500000000004		23.8
	14.68125		14.9	23.775000000000002		23.2
	14.856250000000001		14.2	23.549999999999997		23.7
	15.53125		15.3	24.28125		23.8
	15.88125		15.4	23.5625		24
	14.306249999999999			23.887499999999996
	14.793750000000001			23.1625
	14.63125			23.05
	14.462500000000002			22.950000000000003
	13.781249999999998			22.599999999999998
	12.93125			21.58125
	12.456249999999997			21.187499999999996
	13.16875			22.162499999999998
	12.7			21.48125
	13.05			21.25625
	12.98125			21.3625
Sep.	12.143749999999999			20.5
	11.749999999999998			20.056250000000002
	11.543750000000003			21.875
	11.899999999999997			21.625
	11.562500000000002			19.900000000000002
	10.95			20.43125
	11.63125			21.543750000000003
	11.59375			20.731249999999996
	11.74375			20.19375
	11.08125			20.212499999999995
	11.83125			19.73125
	11.399999999999997			19.7625
	11.05625			20.7375
	12.200000000000003			20.85625
	11.012499999999998			19
	9.7125			16.974999999999998
	8.95			16.9
	8.575000000000001			16.262500000000003
	8.837499999999999			16.8
	9.425			17.48125
	8.95625			17.818749999999998
	9.7875			17.581249999999997
	9.64375			17.76875
	8.725000000000001			15.706249999999999
	7.418749999999999			14.65625
	6.80625			14.643749999999999
	7.2875			15.099999999999998
	7.03125			15.70625
	7.4875			14.681249999999999
	8.187500000000002			15.387499999999998
Oct.	7.49375			14.375000000000002
	7.5687500000000005			13.931250000000002
	6.10625			12.3125
	5.14375			11.806249999999999
	5.4125			14.1625
	6.743750000000001			13.350000000000001
	6.34375			12.68125
	6.3687499999999995			13.193750000000001
	5.59375			11.6875
	5.512499999999999			12.443750000000001
	5.25			11.418750000000001
	5.1125			10.3375
	4.750000000000001			10.749999999999998
	3.8187500000000005			10.44375
	3.4124999999999996			9.987499999999997
	3.01875			8.975000000000001
	3.5625			9.287500000000001
	3.6187499999999995			10.04375
	2.49375			9.61875
	2.4812499999999997			8.706249999999999
	1.8124999999999998			7.537500000000001
	2.3312500000000003			8.6
	3.01875			10.00625
	2.5			9.5
	1.15			6.574999999999999
	1.975			7.543749999999999
	0.8062499999999999			7.2875000000000005
	-0.0437499999999999			6.425000000000002
	0.8250000000000001			7.075
	-0.7625			5.612499999999999
	-0.9187500000000001			4.85625
Nov.	-0.6874999999999999			4.8375
	-0.7312500000000001			4.75625
	-1.125			4.63125
	-2.3750000000000004			3.16875
	-1.825			3.15
	-2.6312499999999996			3.1625
	-3.5			2.85
	-3.0812500000000003			2.63125
	-2.7187499999999987			2.2312499999999997
	-2.6125			3.0500000000000003
	-2.2999999999999994			3.2375000000000007
	-1.325			3.375
	-1.8812499999999999			2.9062499999999996
	-3.6249999999999996			1.63125
	-4.1312500000000005			0.9437499999999999
	-4.250000000000001			2.63125
	-3.0625000000000004			1.5374999999999996
	-3.0437499999999997			2.2125
	-2.625			2.63125
	-4.2375			0.6937499999999999
	-3.3625000000000003			2.062499999999999
	-3.787499999999999			1.4124999999999996
	-6.5875			-1.5
	-7.612500000000002			-2.1874999999999996
	-5.206250000000002			2.0816681711721685e-17
	-6.062500000000001			-0.19375
	-5.51875			-0.12499999999999989
	-6.512499999999999			-0.48125
	-7.337499999999999			-0.83125
	-7.7875			-1.5874999999999997
Dec.	-6.7250000000000005			-0.33125000000000016
	-8.24375			-1.9312499999999997
	-9.13125			-2.575
	-7.887500000000001			-1.96875
	-9.05625			-1.7562499999999999
	-9.599999999999998			-3.325
	-8.168750000000001			-2.7249999999999996
	-7.031249999999999			-0.9125000000000001
	-7.9875			-0.3812499999999999
	-9.10625			-3.4375
	-8.749999999999998			-3.46875
	-9.35625			-2.6250000000000004
	-10.1125			-3.875000000000001
	-8.856250000000001			-1.41875
	-9.4125			-2.89375
	-10.325000000000001			-4.1625
	-8.133333333333335			-2.7466666666666675

Max Temp.

Historic Max Temp.

Min Temp.

Historic Min Temp.

Yearly Summary 2026

36°C

Highest Temp

1 Jul. 26

-22°C

Lowest Temp

8 Feb. 26

Seasonal Breakdown

Hottest MonthJuly30.41°C

Coldest MonthJanuary-12.15°C

Wettest MonthMarch14.49mm

Windiest MonthMarch22.19km/h

Longueuil 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 Longueuil historically?

July is historically Longueuil's hottest month, with average maximum temperatures around 27°C. During peak heatwave events, the highest recorded temperatures have reached 37°C on 2025-08-12.

2. What is the coldest month in Longueuil historically?

January is Longueuil's coldest month, with average minimum temperatures around -13°C. The all-time record low of -32°C was recorded on 2022-01-22.

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

Longueuil's average annual rainfall is approximately 1233.4mm, based on records spanning 17 years.

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

Longueuil historically records approximately 196.8 rainy days per year. October has the highest number of rain days at an average of 16.6 days.

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

The all-time highest temperature recorded in Longueuil is 37°C on 2025-08-12.

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

The all-time lowest temperature recorded in Longueuil is -32°C on 2022-01-22.

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

Longueuil experiences its strongest winds during April. The historic gust record of 50.5 kph was recorded on 2019-11-01.

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

Usually, Longueuil's humidity peaks in January at around 89.5% and drops to its lowest in May at approximately 71.9%.

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Analyse hottest, coldest, windiest & wettest days