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Zion National Park September Weather

Averages and records for weather in Zion National Park, Utah in the month of September.

Typical Zion National Park September Weather 1991–2020
Average daily high	91.3 °F
Average daily low	61.0 °F
Average monthly precipitation	1.1 inches
Average monthly snow	none
Daily chance of precipitation	14.6%
Daily chance of snow	0%

Zion National Park September Weather Records 1904–2024
Highest temperature	110 °F	September 7, 2020
Lowest temperature	33 °F	September 20, 1965
Highest daily low	79 °F	September 12, 1941
Lowest daily high	54 °F	September 26, 1920
Hottest average high temperature	96.1 °F	1953
Coldest average high temperature	76.3 °F	1916
Most daily precipitation	2.0 inches	September 9, 2014
Most monthly precipitation	6.7 inches	1939
Most daily snow	none	-
Most monthly snow	none	-

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

Day	Average (°F)		Record (°F)
Day	High	Low	High	Low
September 1	95.5	65.5	110	46
September 2	95.2	65.2	109	48
September 3	94.9	65.0	109	42
September 4	94.7	64.7	107	46
September 5	94.4	64.4	107	46
September 6	94.1	64.1	109	39
September 7	93.9	63.7	110	46
September 8	93.5	63.4	106	46
September 9	93.2	63.1	103	41
September 10	93.0	62.7	103	43
September 11	92.8	62.4	104	42
September 12	92.5	62.1	104	43
September 13	92.2	61.8	104	41
September 14	91.9	61.4	105	42
September 15	91.7	61.2	104	43
September 16	91.4	60.9	103	41
September 17	91.1	60.5	102	37
September 18	90.7	60.2	102	34
September 19	90.3	59.9	100	34
September 20	89.9	59.5	100	33
September 21	89.5	59.0	101	40
September 22	89.1	58.5	102	37
September 23	88.6	58.0	99	35
September 24	88.3	57.6	100	36
September 25	88.1	57.3	102	36
September 26	87.8	56.9	100	37
September 27	87.5	56.5	104	34
September 28	87.1	56.1	105	40
September 29	86.7	55.7	104	36
September 30	86.4	55.2	104	36

Weather Station Details

Years	Station	Coordinates
1904–2024	Zion National Park	location