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

Aspen Weather Trend Graph

Temperature (°C)

Months

Months	Historic Min Temp.	Min Temp.	Forecasted Min Temp.	Historic Max Temp.	Max Temp.	Forecasted Max Temp.
	-17.2625	-4.4		-3.6187500000000004	2.3
	-17.0625	-2.4		-2.6500000000000004	0.4
	-16.075000000000003	-11.3		-1.1562500000000002	5.8
	-14.325000000000001	-8.8		-1.0000000000000002	5
	-14.59375	-3.6		-1.43125	0.8
	-13.89375	-13.3		-1.4874999999999998	-1.7
	-14.306249999999999	-16		-0.9187499999999998	0.4
	-14.237499999999999	-8.6		-0.7749999999999999	-2.6
	-13.1125	-21.3		-0.78125	-8.1
	-14.25625	-19.6		-2.1125	-3
	-15.08125	-13.8		-3.2749999999999995	4.9
	-16.3625	-10.2		-2.9687499999999996	6.1
	-14.88125	-9.3		-1.525	5.2
	-14.206249999999997	-10.6		-1.65625	3.7
Jan.	-14.856249999999996	-15.3		-1.1812500000000001	3.6
	-13.0625	-10.2		-0.45624999999999993	-3.2
	-13.206250000000002	-12.8		-0.5750000000000001	-8.3
	-13.89375	-14.2		-1.1375	3.2
	-13.606250000000001	-13.3		-0.31875	0.1
	-13.78125	-13.9		-1.1250000000000002	2.3
	-13.225000000000001	-14.5		-1.6437499999999998	0.2
	-14.53125	-12		-2.09375	0.9
	-14.693750000000001	-9.1		-2.075	-1.1
	-14.218749999999998	-17.1		-2.16875	-3.4
	-13.412499999999998	-19.7		-2.3249999999999997	-10.5
	-15.162499999999998	-26.6		-2.0749999999999993	-3
	-14.9375	-16.7		-1.05	-1.1
	-13.693749999999996	-14.4		-0.63125	1.1
	-13.05	-9.4		0.4687500000000001	-2.7
	-11.98125	-19.7		0.36875	-2.1
	-12.399999999999999	-15.5		0.3499999999999999	1.7
	-12.40625	-18.7		-0.5937499999999997	7.1
	-12.7125	-13.9		-0.32499999999999996	4.1
	-13.056249999999999	-19.6		-0.11875000000000002	0
	-13.056249999999999	-14.3		-0.90625	2.5
	-12.75	-8.5		-0.5750000000000001	8.9
	-12.6625	-7.1		-1.0999999999999996	9.3
	-11.793750000000001	-4.2		-0.6937499999999999	4.5
	-12.0875	-5.4		0.375	5.5
	-11.118750000000002	-8.2		-0.26250000000000007	5.7
	-12.06875	-6.6		-0.25000000000000006	6.4
	-12.7125	-2.6		-0.5375000000000003	3.3
	-12.88125	-10.6		-0.24374999999999994	2.1
	-11.499999999999998	-12.9		1.5937500000000002	4.3
	-10.424999999999999	-8.1		0.725	4.1
Feb.	-11.487499999999999	-9.3		0.11250000000000013	6.5
	-12.000000000000002	-0.2		-0.14375	7.2
	-13.150000000000002	-5.7		-0.3062500000000001	1.9
	-12.83125	-8.8		0.056250000000000105	-2.2
	-12.88125	-19.3		0.9500000000000002	-9.8
	-12.19375	-13.4		-0.6375	-5.5
	-11.649999999999999	-16.3		-0.6562500000000002	-1.4
	-11.418750000000001	-19.1		-0.8812500000000003	5.7
	-13.168750000000001	-10		-1.3749999999999996	7.4
	-14.268749999999999	-8.3		-1.9187500000000004	4.2
	-13.049999999999999	-3.2		-0.7499999999999999	3.6
	-12.94375	-1.9		-1.0874999999999997	1.7
	-13.84375	-8.5		0.48749999999999993	5.8
	-11.9625	-8.4		0.39375000000000004	6.5
	-10.943749999999998	-2.8		1.9375	8.1
	-9.887500000000001	-3		3.1624999999999996	9.2
	-9.5	-4.3		2.6	2.5
	-11.33125	-7.3		1.2437500000000001	8.8
	-10.975	-6.1		1.64375	7.1
	-10.843750000000002	-5.5		3.0749999999999997	0.3
	-10.606250000000001	-15.8		3.0375000000000005	0.8
	-9.131250000000001	-12.6		2.59375	6.8
	-9.881249999999998	-8.3		2.5875	8.4
	-10.9375	-3.4		2.75	8.6
	-10.918749999999998	-3.7		3.4812499999999997	2.3
	-9.01875	-4.9		4.65	6.3
	-8.443750000000001	-4.2		4.61875	7.1
	-8.08125	-3.1		4.25625	9.1
Mar.	-7.9125000000000005	-12.4		4.43125	1.5
	-8.5875	-9		4.50625	0.3
	-8.012500000000001	-3.5		4.6499999999999995	7.4
	-8.6375	0.4		4.0375000000000005	13.1
	-9.19375	-0.6		3.3375000000000004	16.5
	-10.143749999999999	1.5		3.8062500000000004	17.4
	-8.543750000000001	2.1		4.21875	18.7
	-7.918750000000001	1.5		3.9875000000000007	15.6
	-8.11875	1.4		3.575	15.8
	-8.21875	3.1		3.4250000000000007	14.8
	-9.006250000000001	1.9		4.1312500000000005	19.8
	-8.43125	3.8		4.31875	16.1
	-7.53125	0.1		4.562499999999999	15.2
	-8.2125	-2.7		5.1	14.5
	-8.09375	2.5		5.468750000000001	14.2
	-6.799999999999999	1.8		4.65	12.2
	-6.593749999999999	2		5.068749999999999	11.4
	-6.60625	2.2		5.96875	6
	-6.750000000000001	0.7		6.0249999999999995	8.6
	-6.893750000000002	-7.3		4.35	-0.2
	-8.568750000000001	-6.4		4.8062499999999995	8.7
	-7.3	-8.6		6.5874999999999995	12.9
	-6.4375	-4.7		5.575000000000001	11.8
	-5.949999999999999	-3.9		6.487500000000002	11.4
	-6.1	-1.5		7.5375000000000005	12.1
	-6.962499999999999	-0.9		7.83125	12.9
	-6.78125	-2		7.362500000000001	14.5
	-5.70625	-0.8		9.00625	11.6
	-5.056250000000001	1.7		9.149999999999999	10.5
	-5.468749999999999	0.5		5.9875	10.1
	-6.362499999999999	-0.7		5.625	5.5
Apr.	-6.462500000000001	-3.8		6.262500000000001	7.4
	-5.26875	-3		6.975	11
	-4.95625	-8.7		6.13125	0.7
	-6.3375	-16.1		6.625	5.1
	-6.037500000000001	-9.7		7.356250000000001	11.7
	-5	-4.2		6.825	15
	-4.6875	-2.3		7.8375	16.5
	-4.30625	-2.6		8.868749999999999	12.9
	-4.625	-7		8.218750000000002	6
	-3.7500000000000004	-9		8.8625	9.7
	-3.925	-5.7		9.312500000000002	9.8
	-3.03125	-2.8		8.9875	7.1
	-3.6687500000000006	-9.9		8.8375	7.9
	-3.8687500000000004	-7.8		8.337500000000002	7.3
	-3.356249999999999	-8		7.449999999999999	7.7
	-4.525	-9.1		8.35	7.1
	-3.475	-10.9		8.90625	8
	-3.4749999999999996	-7.8		9.356250000000001	12.6
	-4.46875	-5.2		10.425	12.2
	-3.1687499999999993	-3.6		11.3875	11.5
	-2.6812500000000004	-4.9		12.05	10.3
	-2.125	-10		12.79375	4.5
	-2.2937499999999997	-11.2		11.85	11.4
	-2.43125	-6.1		10.5125	14.8
	-3.0374999999999996	-3.8		10.424999999999999	15.6
	-2.18125	-5.7		10.956250000000002	16.2
	-1.9625000000000006	-2		10.85625	19.9
	-1.9187499999999997	1.3		11.287499999999998	21.9
	-1.55625	2.8		12.393749999999997	22.6
	-2.475	0.7		13.11875	19
May	-1.6812500000000001	-0.2		13.50625	19.5
	-1.3624999999999996	-0.2		14.006249999999996	19.2
	-1.34375	-3.4		13.41875	13.8
	-1.3812499999999996	-3.3		12.29375	7.5
	-1.1625	-8.3		11.418750000000001	13.1
	-1.4437499999999999	-5.5		11.86875	14.1
	-1.7625000000000002	-4.8		13.012500000000001	13.9
	-1.8	-5.9		13.65	13.5
	-1.375	-5.3		14.050000000000002	15.1
	-1.4124999999999996	-1.3		12.956249999999999	17.6
	-1.8875	-0.2		14.26875	18.7
	-1.2874999999999999	-0.7		15.7	16.2
	-0.6437499999999999	-1.3		15.68125	15.8
	-0.21250000000000002	-0.4		15.4125	21.7
	0.024999999999999967	0.1		15.231250000000001	19.7
	-0.8437500000000002	-5.2		15.406250000000004	13.4
	-0.7875000000000001	-3.9		17.706250000000004	17
	0.89375	-0.1		18.287499999999998	20.6
	1.1125	1.4		18.206249999999997	21.7
	1.5875	2		18.9375	20.6
	1.39375	1.8		20.38125	21.4
	3.0062499999999996	2.9		20.243750000000002	23.3
	2.3874999999999997	3.4		20.40625	24.6
	2.0875	2.5		20.45	21.7
	2.6562499999999996	2		20.462499999999995	22.2
	2.1750000000000003	2		21.225	21.6
	2.9749999999999996	-1		20.64375	21
	3.0187500000000003	-3.4		20.218749999999996	20.9
	2.7375000000000003	0.3		20.95625	23.2
	2.88125	2.4		21.54375	23.7
	3.5125	2		20.69375	22.8
Jun.	2.6625	0.8		21.45625	21.4
	4.05	1.1		22.143750000000004	23.9
	4.8812500000000005	2.6		20.9375	25.6
	4.18125	2.3		21.674999999999997	25.3
	4.325	4		22.312500000000004	26.4
	4.39375	4.3		22.181250000000002	24.1
	4.55625	1.8		22.98125	23.4
	4.812499999999999	2.3		22.78125	25
	4.675	4		22.606250000000003	26.5
	5.00625	4.4		22.700000000000003	26.1
	4.76875	3.6		23.26875	21.8
	6.049999999999999	1.8		23.8625	23.8
	5.718749999999999	2.8		24.099999999999998	23
	6.03125	2.1		24.318749999999998	23
	6.612499999999999	0.6		24.049999999999997	19.5
	6.4750000000000005	0.6		23.093750000000004	21.8
	5.750000000000001	-0.3		23.137500000000003	23.7
	6.031249999999999	1.1		23.4125	23.6
	6.587500000000001	1.4		23.456249999999997	24.3
	6.6499999999999995	2.8		24.325	25
	6.699999999999999	4.1		23.768749999999997	27
	7.068749999999999	5.9		24.350000000000005	27.6
	6.8999999999999995	5.8		23.78125	25.5
	7.3062499999999995	4.9		23.556250000000002	25.4
	6.481250000000001	3.1		24.956249999999997	24.9
	7.8625	3.6		24.474999999999998	25.5
	7.268749999999999	5.4		24.912499999999998	28.3
	7.29375	6		24.268749999999997	30.1
	7.925	6.2		25.025	29.2
	8.168750000000001	7.2		24.85625	29.2
Jul.	8.275	6.5		24.625000000000007	28.3
	8.06875	5		24.70625	26.8
	8.093750000000002	3.8		25.2625	23.9
	8.331249999999999	5.7		24.962500000000002	28.1
	8.89375	6		25.45	29.8
	8.86875	7.6		25.262500000000006	30.1
	8.5125	7.1		24.799999999999994	28.7
	8.368749999999999	6.3		24.918750000000003	24.4
	8.375	5		25.3125	21.6
	8.256250000000001	6		24.606250000000003	28
	8.650000000000002	7.5		24.231250000000003	27.5
	8.41875	7.6		24.2625	27.7
	8.350000000000001	6.3		24.4375	25.6
	8.725	7.9		24.062500000000004	26.4
	8.18125	7		23.756249999999998	25.1
	7.625	5.3		24.0125	25.8
	7.781250000000001	6.4		24.31875	27
	7.812499999999999	6.5		23.46875	28
	7.56875	6.9		23.96875	29.1
	8.118749999999999	8.5		23.68125	28.4
	7.668750000000001	6		24.10625	27.1
	8.0125	4.5		23.5375	27
	7.825	5.2		24.050000000000004	27.2
	8.093750000000002	6.4		23.275	28.6
	7.13125	7.4		23.08125	28.1
	6.2749999999999995	7.5		23.843750000000004	26.9
	7.124999999999999	6.9		23.637499999999992	24.7
	6.86875	5.7		23.318749999999998	25.1
	6.825000000000002	4.9		23.575	24.4
	7.175000000000001	4.1		23.9	20.2
	7.0125	3.3		23.2125	23
Aug.	6.875000000000001	2.9		23.724999999999998	21.3
	7.218750000000001	4.2		23.443750000000005	15.8
	6.550000000000001		10.4	24.35625		12.4
	7.65625		7.6	24.306249999999995		11.7
	7.2875		9.9	23.025000000000006		10.3
	6.5625		9.6	23.50625		10
	6.7749999999999995		9.6	23.668750000000003		11.1
	7.718750000000001		11.3	23.431250000000002		13.4
	7.550000000000001		10.4	22.525		12
	6.893750000000001		7	22.825		22.5
	7.612500000000001		7	22.712499999999995		22.6
	6.850000000000001		6.5	22.2		21.9
	6.5125		6.5	21.893749999999997		22.3
	6.4312499999999995		6.4	22.40625		22.3
	6.0062500000000005		6.1	22.6625		22.5
	6.63125		6.2	22.506249999999998		22.7
	6.425000000000001		6.4	22.94375		22.9
	6.218749999999998		6.4	22.518749999999997		22.5
	6.71875		6.7	22.64375		22.7
	6.73125		6.5	22.48125		22.6
	6.0625		6	22.83125		22.5
	5.9875		5.7	22.34375		22.4
	5.96875		6.1	21.98125		22.2
	5.30625		5.4	22.3625		21.8
	5.4937499999999995		4.4	22.006250000000005		21.3
	4.75625		4.7	20.60625		20.5
	4.2250000000000005		4.5	20.04375		20.2
	3.4374999999999996		3.8	19.66875		19.8
	4		4	19.5625		19.7
	4.18125		4	19.675		19.7
	3.7187500000000004		3.6	19.15625		19.5
Sep.	3.193749999999999		3.3	19.281249999999996		18.9
	3.20625		3.4	19.456249999999997		19.3
	3.6187500000000004			19.14375
	3.8062499999999995			19.38125
	3.7374999999999994			19.4625
	4.14375			19.44375
	3.3812499999999996			19.450000000000003
	3.5500000000000003			18.268749999999997
	2.525			17.400000000000002
	1.26875			18.068749999999998
	2.1812499999999995			18.98125
	2.4125			19.506249999999998
	2.8875			18.618750000000006
	2.9437500000000005			18.049999999999997
	2.8125000000000004			17.625
	2.94375			17.71875
	3.1062499999999997			16.931250000000002
	1.5062499999999999			16.4125
	1.06875			16.768749999999997
	1.025			14.49375
	0.012500000000000011			14.76875
	-0.00624999999999995			13.68125
	-1.1374999999999997			15.1625
	-0.3500000000000001			13.856250000000001
	-1.1187500000000001			12.88125
	-0.9437500000000001			12.075
	-1.5937499999999993			12.4375
	-1.78125			11.25625
	-2.975			12.450000000000001
	-3.0250000000000004			11.731250000000001
Oct.	-2.71875			12.974999999999998
	-2.962499999999999			13.531250000000002
	-2.3875			13.187499999999996
	-1.33125			11.006250000000001
	-1.8125000000000004			12.368750000000002
	-2.69375			11.89375
	-3.7249999999999996			11.65
	-3.01875			11.54375
	-2.63125			10.9125
	-3.3687500000000004			10.475
	-4.393749999999999			11.28125
	-4.425			7.49375
	-7.9125000000000005			6.08125
	-9.431249999999999			6.856250000000001
	-8.03125			8.056249999999999
	-8.175			6.8062499999999995
	-8.0375			7.16875
	-7.65			8.2125
	-6.768749999999999			8.6625
	-6.79375			7.66875
	-6.78125			7.1125
	-6.54375			6.3
	-7.7124999999999995			6.781250000000002
	-8.46875			6.7875000000000005
	-9.0125			6.6499999999999995
	-9.49375			6.33125
	-9.787500000000001			4.887500000000002
	-11.631250000000001			3.1625
	-12.69375			3.56875
	-11.293750000000001			4.5
	-9.643750000000002			4.76875
Nov.	-9.825000000000001			5.2124999999999995
	-10.437499999999998			3.5437500000000006
	-11.49375			3.0624999999999996
	-12.96875			3.5812500000000003
	-11.556249999999999			3.6500000000000004
	-11.081249999999999			3.38125
	-11.375000000000002			4.06875
	-10.38125			4.4375
	-10.84375			3.5625
	-11.4125			2.2624999999999997
	-14.293750000000003			0.44375
	-13.5625			1.9875000000000003
	-12.856249999999998			2.8937500000000003
	-11.18125			2.2125
	-12.35625			1.3
	-14.037500000000001			0.06249999999999978
	-14.006250000000001			0.43124999999999997
	-13.5125			1.13125
	-11.999999999999998			0.78125
	-12.600000000000001			0.5499999999999999
	-13.89375			0.64375
	-14.143749999999999			0.6062500000000001
	-13.862499999999997			0.5749999999999998
	-14.025			-0.08750000000000016
	-14.71875			-0.38749999999999996
	-16.1125			0.13125000000000003
	-15.275			0.23125000000000018
	-13.1625			1.35
	-11.83125			0.73125
	-12.356250000000001			-0.7187500000000002
Dec.	-13.575			-1.1812499999999997
	-14.25			-1.1562499999999998
	-15.15625			-1.23125
	-14.4125			0.6375000000000002
	-12.618749999999997			-0.6562500000000001
	-13.918749999999996			0.11249999999999993
	-12.306249999999999			0.41874999999999984
	-12.575			0.6625000000000001
	-12.31875			0.23749999999999993
	-12.831250000000002			-1.75625
	-13.55625			-0.6187499999999999
	-13.243749999999999			-1.9125
	-15.38125			-1.7500000000000002
	-14.725000000000001			-2.9000000000000004
	-14.731250000000001			-3.3125000000000004
	-14.581249999999999			-1.5875
	-16.72			-3.3333333333333335

Max Temp.

Historic Max Temp.

Min Temp.

Historic Min Temp.

Yearly Summary 2026

30°C

Highest Temp

12 Jul. 26

-27°C

Lowest Temp

26 Jan. 26

Seasonal Breakdown

Hottest MonthJuly26.58°C

Coldest MonthJanuary-13.15°C

Wettest MonthFebruary6.45mm

Windiest MonthJune24.3km/h

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

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Frequently Asked Questions

1. What is the hottest month in Aspen historically?

July is historically Aspen's hottest month, with average maximum temperatures around 25°C. During peak heatwave events, the highest recorded temperatures have reached 31°C on 2023-07-17.

2. What is the coldest month in Aspen historically?

January is Aspen's coldest month, with average minimum temperatures around -14°C. The all-time record low of -31°C was recorded on 2016-12-08.

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

Aspen's average annual rainfall is approximately 668.07mm, based on records spanning 17 years.

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

Aspen historically records approximately 179.4 rainy days per year. December has the highest number of rain days at an average of 16.06 days.

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

The all-time highest temperature recorded in Aspen is 31°C on 2023-07-17.

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

The all-time lowest temperature recorded in Aspen is -31°C on 2016-12-08.

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

Aspen experiences its strongest winds during June. The historic gust record of 72.4 kph was recorded on 2026-08-16.

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

Usually, Aspen's humidity peaks in January at around 85.1% and drops to its lowest in June at approximately 48.8%.

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