Subarctic climate

Climate Grand Lake - Colorado

Annual high53ºF

Annual low21ºF

Precipitation19.79 inch

Month	HighºF	LowºF	Precipinch
Jan	32	4	1.52
Feb	36	6	1.42
Mar	43	13	1.38
Apr	51	20	1.59
May	60	28	1.78
Jun	71	34	1.60
Jul	76	39	1.91
Aug	74	38	2.31
Sep	68	31	1.82
Oct	56	24	1.49
Nov	41	14	1.27
Dec	31	5	1.70

JanHigh 32ºFLow 4ºFPrecip 1.52 inch
FebHigh 36ºFLow 6ºFPrecip 1.42 inch
MarHigh 43ºFLow 13ºFPrecip 1.38 inch
AprHigh 51ºFLow 20ºFPrecip 1.59 inch
MayHigh 60ºFLow 28ºFPrecip 1.78 inch
JunHigh 71ºFLow 34ºFPrecip 1.60 inch
JulHigh 76ºFLow 39ºFPrecip 1.91 inch
AugHigh 74ºFLow 38ºFPrecip 2.31 inch
SepHigh 68ºFLow 31ºFPrecip 1.82 inch
OctHigh 56ºFLow 24ºFPrecip 1.49 inch
NovHigh 41ºFLow 14ºFPrecip 1.27 inch
DecHigh 31ºFLow 5ºFPrecip 1.70 inch

Grand Lake Climate Graph - Colorado Climate Chart

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Climate summary

What is the average weather in Grand Lake, Colorado?

Grand Lake experiences a subarctic climate, defined by very large seasonal temperature contrasts. Winters are very cold, while summers are mild. Despite the very high elevation, the area is dry, with precipitation spread fairly evenly throughout the year, though summer is the wettest season overall.

Based on climate normals · 1991–2020

Grand Lake weather averages

Annual high53ºF

Annual low21ºF

Precipitation19.79 inch

Daily normals Grand Lake - Colorado - January

Day	HighºF	LowºF	Prec/moinch	Prec/yrinch	Snow/moinch	Snow/yrinch
Jan 1	28.8	4.1	0.05	0.05	1.10	1.10
Jan 2	28.9	4.1	0.11	0.11	2.10	2.10
Jan 3	28.9	4.1	0.16	0.16	3.20	3.20
Jan 4	29.0	4.2	0.22	0.22	4.20	4.20
Jan 5	29.1	4.2	0.27	0.27	5.20	5.20
Jan 6	29.2	4.2	0.32	0.32	6.30	6.30
Jan 7	29.3	4.3	0.38	0.38	7.30	7.30
Jan 8	29.4	4.3	0.43	0.43	8.30	8.30
Jan 9	29.5	4.3	0.48	0.48	9.30	9.30
Jan 10	29.6	4.4	0.53	0.53	10.30	10.30
Jan 11	29.7	4.4	0.59	0.59	11.40	11.40
Jan 12	29.8	4.4	0.64	0.64	12.50	12.50
Jan 13	29.9	4.5	0.69	0.69	13.50	13.50
Jan 14	30.0	4.5	0.75	0.75	14.50	14.50
Jan 15	30.1	4.5	0.80	0.80	15.50	15.50
Jan 16	30.2	4.6	0.86	0.86	16.50	16.50
Jan 17	30.3	4.6	0.91	0.91	17.50	17.50
Jan 18	30.4	4.6	0.96	0.96	18.50	18.50
Jan 19	30.5	4.6	1.02	1.02	19.50	19.50
Jan 20	30.6	4.6	1.07	1.07	20.50	20.50
Jan 21	30.7	4.6	1.12	1.12	21.50	21.50
Jan 22	30.8	4.7	1.18	1.18	22.40	22.40
Jan 23	30.9	4.7	1.23	1.23	23.30	23.30
Jan 24	31.0	4.7	1.28	1.28	24.20	24.20
Jan 25	31.1	4.7	1.33	1.33	25.10	25.10
Jan 26	31.2	4.7	1.38	1.38	26.00	26.00
Jan 27	31.3	4.7	1.43	1.43	26.90	26.90
Jan 28	31.4	4.7	1.49	1.49	27.80	27.80
Jan 29	31.5	4.8	1.54	1.54	28.70	28.70
Jan 30	31.7	4.8	1.59	1.59	29.60	29.60
Jan 31	31.8	4.8	1.65	1.65	30.60	30.60

Precipitation and snow add up through the month (/mo) and the year (/yr)

Weather history Grand Lake - June 2026

Day	HighºF	LowºF	Precip.inch
Jun 1	73.0	37.0	0.00
Jun 2	75.0	39.9	0.00
Jun 3	73.0	39.9	0.00
Jun 4	75.9	37.9	0.00
Jun 5	75.9	37.0	0.00
Jun 6	81.0	42.1	0.00
Jun 7	81.0	39.9	0.00
Jun 8	77.0	43.0	0.00
Jun 9	78.1	39.9	0.00
Jun 10	70.0	44.1	0.00
Jun 11	71.1	37.9	0.00
Jun 12	75.9	30.9	0.00
Jun 13	75.9	32.0	0.00
Jun 14	75.0	39.0	0.00
Jun 15	72.0	37.9	0.00
Jun 16	75.9	35.1	0.00
Jun 17	81.0	51.1	0.00
Jun 18	81.0	39.0	0.00
Jun 19	82.0	37.9	0.00
Jun 20	80.1	44.1	0.00
Jun 21	80.1	39.9	0.00
Jun 22	75.0	41.0	0.00
Jun 23	78.1	41.0	0.00
Jun 24	82.0	42.1	0.00
Jun 25	78.1	48.0	0.16
Jun 26	77.0	39.0	T
Jun 27	77.0	42.1	0.00
Jun 28	78.1	53.1	0.00
Jun 29	77.0	39.9	0.00
Jun 30	75.0	34.0	0.00

–No data
–Not yet observed or received
TTrace, too small to measure

Observed extremes

Highest max temperature82.0ºF · Jun 19
Lowest max temperature70.0ºF · Jun 10
Highest min temperature53.1ºF · Jun 28
Lowest min temperature30.9ºF · Jun 12

Geo Grand Lake - Colorado

40.25°N, 105.82°W

Location

Country: United States
State: Colorado
County: Grand
City: Grand Lake
Zip Code: 80447
Elevation: 8392 ft
Longitude: -105.82
Latitude: 40.25
ICAO: –
IATA: –

Map of Grand Lake - Colorado

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USGS National Map