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Great Sand Dunes National Park March Weather

Averages and records for weather in Great Sand Dunes National Park, Colorado in the month of March.

Typical Great Sand Dunes National Park March Weather 1991–2020
Average daily high	48.6 °F
Average daily low	23.7 °F
Average monthly precipitation	0.9 inches
Average monthly snow	8.8 inches
Daily chance of precipitation	17.4%
Daily chance of snow	15.1%

Great Sand Dunes National Park March Weather Records 1950–2024
Highest temperature	72 °F	March 26, 1971
Lowest temperature	-9 °F	March 3, 2002
Highest daily low	49 °F	March 26, 2012
Lowest daily high	15 °F	March 3, 1965
Hottest average high temperature	54.8 °F	1972
Coldest average high temperature	39.8 °F	1965
Most daily precipitation	1.3 inches	March 25, 2024
Most monthly precipitation	2.7 inches	2024
Most daily snow	18.5 inches	March 19, 2003
Most monthly snow	32.2 inches	2003

Note: Daily averages are a moving average which includes 14 days before and after

Day	Average (°F)		Record (°F)
Day	High	Low	High	Low
March 1	43.4	19.8	61	-1
March 2	43.7	19.9	60	-3
March 3	44.1	20.2	60	-9
March 4	44.5	20.5	59	-4
March 5	44.8	20.7	59	-4
March 6	45.0	20.8	64	0
March 7	45.3	21.2	60	0
March 8	45.8	21.5	58	0
March 9	46.2	21.8	63	-1
March 10	46.6	22.1	66	3
March 11	47.0	22.5	67	-1
March 12	47.4	22.8	68	2
March 13	47.8	23.1	63	3
March 14	48.2	23.3	64	-1
March 15	48.5	23.5	64	4
March 16	48.7	23.8	66	4
March 17	49.1	24.0	65	-3
March 18	49.4	24.3	65	5
March 19	49.7	24.5	68	5
March 20	50.0	24.7	67	6
March 21	50.3	24.9	70	4
March 22	50.6	25.1	67	-6
March 23	50.9	25.2	68	-5
March 24	51.2	25.5	68	-3
March 25	51.5	25.6	69	4
March 26	51.7	25.8	72	6
March 27	52.0	26.0	67	4
March 28	52.2	26.1	68	4
March 29	52.3	26.2	67	3
March 30	52.5	26.4	67	0
March 31	52.7	26.5	70	7

Weather Station Details

Years	Station	Coordinates
1950–2024	Great Sand Dunes Np & Preserve	location