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

Chelan Weather Trend Graph

Temperature (°C)

Months

Months	Historic Min Temp.	Min Temp.	Forecasted Min Temp.	Historic Max Temp.	Max Temp.	Forecasted Max Temp.
	-7.612500000000002	-5.3		-3.2125000000000004	-1.7
	-7.237500000000001	-0.7		-2.9749999999999996	1
	-6.218750000000002	0		-1.675	1
	-5.1375	-1.1		-1.1000000000000003	2
	-4.26875	-3.9		-0.5312499999999999	1.8
	-4.85625	-3.6		-0.09374999999999996	1.3
	-4.93125	-1.4		0.14374999999999996	1.5
	-4.76875	-3		-0.5375	1.3
	-4.4125	-2.9		-0.05624999999999995	0.8
	-5.075	-1.4		-0.30625000000000013	0.2
	-5.7562500000000005	-0.2		-1.05	0.6
	-6.293750000000001	0.3		-1.5687499999999999	3.6
	-6.556249999999999	0.7		-1.4374999999999998	3.1
	-6.156250000000002	0.2		-1.40625	2.4
Jan.	-6.231250000000001	-0.4		-1.3437499999999998	1
	-5.80625	-3.3		-0.8374999999999999	1.9
	-5.3	-3		-0.19999999999999993	3.2
	-4.637499999999999	-5		0.13750000000000004	1.7
	-4.612500000000001	-4.2		0.2874999999999999	-1.2
	-4.793749999999999	-4.1		0.53125	2.9
	-4.5687500000000005	-3.9		0.31875000000000003	-0.1
	-4.706249999999999	-4.9		0.775	-0.1
	-4.699999999999999	-5.2		0.5250000000000001	-1
	-4.38125	-5.7		1.01875	0.5
	-4.331250000000001	-5.4		1.05	-0.3
	-4.324999999999999	-5.2		1.3874999999999997	0.2
	-3.8125	-5.3		1.7375000000000003	-0.5
	-4.03125	-2.3		0.7375000000000002	0.7
	-4.26875	-0.5		0.8937499999999996	1.7
	-4.512499999999999	0.8		0.9125000000000001	2
	-3.5312500000000004	1		1.4062500000000002	2
	-4.4750000000000005	0.6		0.925	2.6
	-5.243750000000001	-0.8		0.4374999999999998	1.2
	-5.512499999999999	-0.4		0.3374999999999999	2
	-4.4624999999999995	-0.6		0.75	3.1
	-3.8187500000000005	-1.2		1.1875	4.1
	-3.9124999999999996	0.7		1.2499999999999996	2
	-3.98125	0.4		1.8062499999999997	1.8
	-4.49375	-0.9		1.69375	2.5
	-4.24375	-2		1.7812500000000002	5.8
	-4.33125	-2.5		1.9125	1.5
	-4.18125	-0.9		1.4687499999999998	6.4
	-4.0249999999999995	-0.6		1.9687499999999996	2.2
	-3.625	-0.7		1.9375000000000002	4.4
	-3.175	-2.1		2.3687500000000004	5
Feb.	-3.0687500000000005	-3.6		2.60625	3.9
	-2.6812500000000004	-1.8		3.03125	3.4
	-2.7	-2.8		3.3937500000000003	1.1
	-3.3875	-4.1		2.275	2.4
	-3.6500000000000004	-6.4		2.2875	-1.2
	-3.6750000000000003	-6.3		2.8	1.3
	-3.50625	-2.3		2.5562500000000004	0.2
	-4.2250000000000005	-0.3		1.71875	1.8
	-4.862500000000002	-0.3		1.6375000000000002	4.3
	-4.8374999999999995	-2		1.525	4.8
	-5.0874999999999995	-1.6		2.2	3.2
	-5.09375	-0.6		2.21875	4
	-4.0562499999999995	-1.5		3.531249999999999	5.1
	-3.1625	-3.6		3.3875	3.6
	-3.13125	-0.5		4.0062500000000005	8.7
	-2.2937499999999997	1.7		4.2375	12.6
	-3.2624999999999993	0.4		4.59375	6.6
	-2.937500000000001	0		4.7125	10.1
	-1.6749999999999998	-1.7		5.475	7.7
	-1.9062499999999998	-0.1		6.050000000000001	7.3
	-2.28125	2.7		6.09375	11.4
	-2.25	0.2		5.6125	9.3
	-2.3062499999999995	-4.3		5.625000000000001	2.7
	-2.1937499999999996	-4.1		5.862499999999999	5
	-1.6375000000000002	-3.7		5.81875	6.5
	-0.71875	0.9		6.918749999999998	7.4
	0.04999999999999996	-1.4		7.4625	2.6
	-0.6000000000000001	-5		6.424999999999999	3.3
Mar.	-1.0250000000000001	-3.9		6.44375	3.7
	-0.93125	-0.3		7.64375	13.2
	-0.9812499999999998	2.5		7.7625	15.6
	-0.4249999999999998	5.4		8.6875	15.3
	-0.1749999999999999	4.1		8.66875	15.2
	0.17500000000000013	2		8.94375	13.5
	0.24999999999999997	-0.8		8.825	8.6
	0.037499999999999985	-3.3		8.9	9.1
	0.5625	1.4		9.300000000000002	11.1
	0.9125000000000001	2.4		8.262500000000001	6
	0.81875	-0.6		9.000000000000002	5.8
	1.16875	-3.6		10.106250000000001	6.8
	1.75625	0		10.549999999999999	10.3
	1.71875	0.5		9.6375	13.6
	1.40625	-2.2		10.63125	6.2
	1.2437500000000001	-3		10.799999999999999	5.9
	1.15	-1		11.012499999999998	9
	1.3499999999999999	2.6		11.18125	8.7
	0.7687499999999999	2.5		10.5875	13.7
	1.1437499999999998	3.7		11.162500000000001	17.1
	0.9812499999999997	4.5		9.9	19.6
	1.2000000000000002	6.7		9.50625	21.7
	1.4125	9.5		9.950000000000001	24.1
	1.63125	8.6		11.45625	19.6
	1.6749999999999998	4		11.30625	18.9
	1.3125	6		11.906249999999998	20.5
	2.125	6.6		12.387500000000001	22.2
	1.8250000000000002	9.5		11.85625	15.6
	1.5937499999999998	7.3		10.84375	19
	1.6249999999999998	7		10.85	16
	1.19375	5		12.299999999999999	11.8
Apr.	2.45625	2.1		12.73125	8.9
	2.825	0.5		12.856250000000003	11.8
	2.75	2.2		13.450000000000003	16.4
	2.5749999999999997	3.5		13.793749999999998	19.1
	3.8125	6.5		14.312499999999998	23.5
	3.4	10.6		14.675000000000002	26.5
	3.6125	12.6		14.775	25.5
	2.9375000000000004	9.5		14.712499999999999	19.9
	3.8375000000000004	6.7		15.075	17.8
	4.2562500000000005	3.5		15.306250000000002	14.8
	3.9125000000000005	3.1		15.568750000000001	14.9
	4.300000000000001	4.1		16.18125	16.9
	3.81875	5.5		15.343750000000002	17.8
	3.8187499999999996	7.2		14.79375	17.8
	4.0625	8		15.712499999999999	22.9
	4.21875	10		15.6625	24.5
	4.06875	10.6		16.3375	25.9
	4.7562500000000005	13.2		17.750000000000004	26.9
	5.9125	13.4		17.75625	28.5
	5.96875	15.6		18.275000000000002	29.5
	5.9875	15.2		16.925	28.5
	6.1375	13.7		17.656249999999996	29
	5.4125000000000005	12.3		17.787499999999998	27
	5.625	12.4		18.462500000000002	24.1
	6.437500000000001	10.3		19.40625	26.4
	6.575	12		19.59375	25.5
	7.36875	10		20.45	25.6
	7.781250000000002	11.1		19.875	28.5
	7.8625	8.7		20.13125	16.7
	8.3125	6.9		20.043750000000003	18.2
May	8.531250000000002	4.9		20.599999999999994	14.6
	8.512500000000001	4.6		20.437500000000004	14.1
	7.9875	5.4		19.25	18.6
	7.25625	8.2		18.006249999999998	20.1
	6.56875	9.1		18.79375	20.9
	7.3125	5.2		19.36875	22.5
	7.437499999999998	11.6		19.3375	24.7
	7.875	12.5		18.7125	26.8
	7.675	14.6		19.08125	27.4
	7.112500000000001	13.5		19.131249999999998	26.7
	7.643750000000001	12.1		19.49375	26.6
	8.143749999999999	10.8		19.31875	21.7
	8.05	13.6		20.012500000000003	28.5
	8.525	17.7		21.118750000000002	32.9
	9.03125	11.6		20.943749999999998	22.7
	7.91875	8.7		21.76875	21.3
	9.21875	10.2		22.3875	23.2
	9.15	13.2		22.1375	26.4
	9.84375	11.6		22.712500000000002	26.2
	9.456249999999999	14.5		22.056249999999995	24.7
	8.8625	10.7		21.749999999999996	24.1
	9.256249999999998	9.9		22.25	19.9
	10.20625	7.3		22.968749999999996	16.9
	9.94375	6.1		23.793750000000003	20.1
	9.8125	7.9		23.44375	23
	9.86875	9.8		21.637499999999996	18
	9.018749999999999	7.6		21.275000000000002	20.1
	8.950000000000001	9.1		22.331250000000004	26.5
	9.78125	12.5		22.818749999999998	25.1
	9.45	14.2		22.056250000000002	28.2
	8.13125	15.1		21.1375	30.7
Jun.	8.15	18.6		20.912499999999998	35.4
	8.74375	16.4		21.7625	27.5
	9.575	15.2		22.6	28.6
	9.799999999999999	15.3		22.381249999999998	29.7
	9.2875	17		22.106250000000003	32.5
	9.375	17.7		21.73125	30.1
	10.243749999999999	15.3		23.412500000000005	29.3
	11.356250000000001	16.7		25.33125	30.4
	12.018749999999999	17.9		26.299999999999997	32.1
	12.25	18.9		24.924999999999997	33.2
	11.9	17.3		24.899999999999995	30.2
	12.48125	13.4		26.70625	23.5
	13.331249999999999	11.5		26.424999999999997	17.8
	13.343749999999998	12.1		26.64999999999999	25.9
	12.906250000000002	15.5		26.749999999999996	28.3
	13.5375	15.4		28.174999999999997	26
	14.2125	11.9		28.349999999999998	25.6
	13.48125	13		27.612499999999997	28
	12.45625	13.9		26.950000000000003	29.3
	11.950000000000001	16.2		26.2375	30
	12.575000000000001	14.9		27.675000000000004	29.9
	13.70625	16.4		29.16875	32.7
	14.65	15.4		29.506249999999998	34.6
	14.843750000000002	17.5		29.606250000000003	31.5
	14.937499999999998	15.6		30.2875	32.5
	15.125000000000004	17.9		28.8625	31.8
	14.08125	17.3		28.9375	29.3
	14.106250000000001	15.3		28.993750000000006	29.4
	14.462500000000002	15.8		29.25	32.7
	14.274999999999999	19.3		29.675	35.3
Jul.	14.70625	20.9		30.025000000000002	36.1
	14.549999999999999	21.7		29.143749999999997	36.3
	14.506250000000003	20.8		28.750000000000004	33.4
	15	16.9		29.15625	29
	14.612499999999997	16		29.88125	32.6
	13.949999999999998	20.3		29.581250000000004	34.7
	14.356250000000001	21.2		28.631249999999998	37
	14.562499999999998	21.3		28.73125	39.1
	14.3375	25.5		30.168749999999996	37.7
	13.881249999999998	20.7		28.987499999999997	36.1
	14.3	17.4		29.268749999999997	32
	14.56875	15.2		29.681250000000002	30.7
	14.9625	16.6		30.062499999999996	31
	15.55	17.6		31.568749999999998	28.1
	16.025000000000002	15.3		32.387499999999996	30.5
	16.5	17.3		32.7375	32.2
	17.05	19.1		32.599999999999994	35
	16.1875	13.6		30.993750000000002	28.7
	16.1	11.7		31.231250000000003	22.1
	15.51875	12.6		30.262499999999996	25.4
	15.462499999999999	15.4		30.143750000000004	29.7
	15.825	16.8		30.30625	32.4
	16.53125	17.9		30.475	35.1
	15.44375	19.5		29.293750000000003	36.6
	15.05	20.6		30.431250000000002	31.4
	15.79375	18.9		29.475	31.3
	15.8375	18.5		30.25	32
	15.787500000000001	18.6		30.737500000000004	30.9
	15.806250000000002	19		30.800000000000004	30.3
	16.33125	15.4		29.475	28.5
	15.400000000000004		14.5	29.731249999999992		29.3
Aug.	15.83125		12.2	29.562499999999996		30.7
	15.45		13.6	30.143750000000004		31.5
	15.325		13.1	30.175		31.8
	16.10625		13	30.381250000000005		30.4
	15.675		12.9	29.6625		33.2
	14.868750000000002		15.3	28.650000000000002		35
	14.9625		16.5	27.818749999999998		38.1
	14.599999999999998		14.1	27.412500000000005		26.8
	13.349999999999998		13	26.68125		27
	13.700000000000001		13.6	26.875000000000004		26
	13.987499999999999		14.1	26.562499999999996		26.9
	13.88125		14	27.1875		27.8
	14.6		14.1	27.475		26.9
	14.00625		14	28.10625		28.6
	13.9875		14.5	27.387500000000003		27.4
	13.2625		13.3	25.85625		26.2
	12.7125		13	24.8875		25.4
	12.599999999999998		12.8	26.84375		27.1
	13.2		13.3	27.506249999999998		27.3
	13.712499999999999		13.4	26.94375		26.8
	13.01875		13.5	26.51875		26.5
	13.706249999999999		13.8	26.550000000000004		26.3
	14.13125		13.7	26.5625		26
	13.768749999999999		13.4	26.175000000000004		25.2
	12.812500000000002		12.1	25.599999999999998		25
	12.524999999999997		12.3	25.1625		25
	12.48125		12.3	24.868750000000002		24.7
	12.106250000000001		12	25.306250000000006		24.8
	12.24375		12.3	24.987500000000004		25.5
	11.400000000000002		11.7	24.412499999999998		25
	11.275000000000004			23.212500000000002
Sep.	10.868749999999999			22.78125
	11.018749999999999			22.456250000000004
	11.24375			21.749999999999996
	10.687500000000002			21.124999999999996
	10.274999999999999			21.474999999999998
	9.78125			21.425
	9.625000000000002			21.331249999999997
	9.649999999999999			21.150000000000002
	9.6			20.912499999999998
	10.1875			21.0625
	10.19375			20.9875
	9.28125			20.243750000000002
	8.73125			19.868749999999995
	9.225000000000001			19.418750000000003
	7.912499999999999			18.618750000000002
	7.4375			18.54375
	7.312500000000001			18.9625
	7.493750000000001			18.95
	7.237500000000001			17.925
	7.44375			17.99375
	7.312499999999999			17.531250000000004
	7.193749999999999			18.28125
	7.693749999999999			18.65625
	7.075000000000001			17.537499999999998
	7.3375			17.34375
	6.5062500000000005			16.287499999999998
	4.8			14.256249999999998
	4.9624999999999995			14.325
	5.0249999999999995			14.187499999999998
	5.2749999999999995			14.725
Oct.	5.412499999999999			15.3375
	6.28125			15.25625
	4.899999999999999			14.75
	4.699999999999999			13.925000000000002
	4.6875			14.593749999999998
	5.062500000000001			14.887499999999998
	4.5249999999999995			13.250000000000002
	4.6375			13.087499999999999
	3.4875000000000003			11.9875
	2.912499999999999			10.068750000000001
	1.7187499999999998			9.63125
	1.4375000000000002			9.624999999999998
	1.4875000000000003			8.9125
	1.7375000000000003			8.225
	1.8624999999999996			10.200000000000003
	2.0187500000000003			9.35
	1.8812499999999996			10.3375
	2.2125000000000004			9.312500000000002
	1.84375			8.749999999999998
	1.3625			8.025
	1.2187499999999998			8.756250000000001
	1.5312499999999998			8.587499999999999
	1.275			7.8875
	0.4062499999999999			6.793750000000001
	-0.30000000000000004			6.4875
	-0.6437499999999999			5.74375
	-0.9875			6.00625
	-1.6625			4.51875
	-0.74375			4.862499999999999
	-0.55			6.01875
	-0.1875			5.8875
Nov.	-0.07500000000000001			6.275000000000001
	-0.9125000000000002			5.050000000000001
	-1.5687500000000003			4.46875
	-1.8125			3.6687499999999993
	-2.14375			3.3687500000000004
	-3.1562500000000004			2.6
	-2.7437500000000004			1.9749999999999996
	-2.2875000000000005			3.05
	-2.14375			3.1874999999999996
	-2.6687499999999997			2.44375
	-2.8812499999999996			1.8937500000000003
	-1.9374999999999998			2.8874999999999997
	-1.5999999999999999			3.2062500000000003
	-3.2937500000000006			2.6500000000000004
	-4.0562499999999995			1.4187500000000002
	-3.9250000000000003			0.54375
	-3.631250000000001			1.2874999999999999
	-4.3			1.2937499999999997
	-3.6562500000000004			1.00625
	-3.7500000000000004			1.2625000000000002
	-3.94375			0.4312499999999999
	-4.187500000000001			0.14375
	-4.206250000000001			0.22500000000000003
	-4.14375			0.4124999999999999
	-4.31875			0.5499999999999999
	-3.6125000000000003			0.7875000000000001
	-3.55625			0.6624999999999999
	-3.475			1.24375
	-3.2437499999999995			0.9937499999999998
	-4.2875000000000005			0.7625
Dec.	-4.4125			0.3187500000000001
	-4.3999999999999995			0.15625
	-4.73125			-0.9124999999999999
	-4.5375			-0.16249999999999995
	-5.2375			-0.5812499999999998
	-5.39375			-0.5625
	-4.76875			-0.27499999999999997
	-5.3687499999999995			-0.9999999999999999
	-5.21875			-0.9562499999999999
	-6.037499999999999			-1.5875
	-6.2375			-1.6250000000000002
	-6.550000000000001			-2.2249999999999996
	-6.656250000000001			-1.75625
	-5.45625			-0.7187499999999999
	-5.6187499999999995			-0.725
	-6.725			-1.68125
	-7.573333333333334			-2.806666666666666

Max Temp.

Historic Max Temp.

Min Temp.

Historic Min Temp.

Yearly Summary 2026

39°C

Highest Temp

22 Jul. 26

-6°C

Lowest Temp

19 Feb. 26

Seasonal Breakdown

Hottest MonthJuly32.39°C

Coldest MonthJanuary-2.55°C

Wettest MonthFebruary2.14mm

Windiest MonthJuly21.49km/h

Chelan 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 Chelan historically?

July is historically Chelan's hottest month, with average maximum temperatures around 30°C. During peak heatwave events, the highest recorded temperatures have reached 43°C on 2021-06-29.

2. What is the coldest month in Chelan historically?

January is Chelan's coldest month, with average minimum temperatures around -5°C. The all-time record low of -23°C was recorded on 2024-01-13.

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

Chelan's average annual rainfall is approximately 408.7mm, based on records spanning 17 years.

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

Chelan historically records approximately 121.6 rainy days per year. December has the highest number of rain days at an average of 16.3 days.

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

The all-time highest temperature recorded in Chelan is 43°C on 2021-06-29.

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

The all-time lowest temperature recorded in Chelan is -23°C on 2024-01-13.

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

Chelan experiences its strongest winds during July. The historic gust record of 51.1 kph was recorded on 2025-12-17.

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

Usually, Chelan's humidity peaks in January at around 90.5% and drops to its lowest in July at approximately 41.8%.

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Yearly Summary 2026

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World Top 10 Hottest Cities Are All in India Again - May 2026

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