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Thermopolis April Weather

Averages and records for weather in Thermopolis, Wyoming in the month of April.

Typical Thermopolis April Weather 1991–2020
Average daily high	61.8 °F
Average daily low	33.4 °F
Average monthly precipitation	1.5 inches
Average monthly snow	2.5 inches
Daily chance of precipitation	21.6%
Daily chance of snow	3.1%

Thermopolis April Weather Records 1899–2024
Highest temperature	89 °F	April 29, 1939
Lowest temperature	-6 °F	April 5, 1936
Highest daily low	58 °F	April 14, 2002
Lowest daily high	18 °F	April 2, 1936
Hottest average high temperature	71.6 °F	1910
Coldest average high temperature	52.3 °F	1918
Most daily precipitation	3.5 inches	April 6, 1922
Most monthly precipitation	8.3 inches	1904
Most daily snow	18.0 inches	April 6, 1922
Most monthly snow	32.0 inches	1922

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

Day	Average (°F)		Record (°F)
Day	High	Low	High	Low
April 1	58.6	30.0	76	2
April 2	58.7	30.2	75	7
April 3	59.0	30.4	77	-6
April 4	59.2	30.7	80	8
April 5	59.3	30.9	79	-6
April 6	59.4	31.0	79	8
April 7	59.6	31.3	80	10
April 8	60.0	31.5	76	6
April 9	60.3	31.8	79	10
April 10	60.6	32.1	79	6
April 11	60.8	32.3	82	9
April 12	61.0	32.6	83	10
April 13	61.4	32.8	84	5
April 14	61.7	33.0	84	8
April 15	61.9	33.2	83	13
April 16	61.9	33.5	81	10
April 17	62.1	33.7	82	15
April 18	62.4	33.9	81	15
April 19	62.6	34.2	85	16
April 20	62.9	34.4	85	12
April 21	63.2	34.7	82	15
April 22	63.6	35.0	84	11
April 23	63.9	35.3	87	7
April 24	64.1	35.6	88	21
April 25	64.4	35.9	84	17
April 26	64.5	36.2	86	21
April 27	64.7	36.5	89	20
April 28	64.9	36.6	87	20
April 29	65.1	36.9	89	18
April 30	65.6	37.2	85	15

Weather Station Details

Years	Station	Coordinates
1899–2024	Thermopolis	location