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Vernal September Weather

Averages and records for weather in Vernal, Utah in the month of September.

Typical Vernal September Weather 1991–2020
Average daily high	77.0 °F
Average daily low	45.5 °F
Average monthly precipitation	1.2 inches
Average monthly snow	none
Daily chance of precipitation	19.5%
Daily chance of snow	0%

Vernal September Weather Records 1894–2024
Highest temperature	97 °F	September 7, 2022
Lowest temperature	19 °F	September 18, 1965
Highest daily low	74 °F	September 3, 1917
Lowest daily high	33 °F	September 17, 1965
Hottest average high temperature	84.2 °F	1979
Coldest average high temperature	68.5 °F	1965
Most daily precipitation	2.2 inches	September 23, 2016
Most monthly precipitation	4.1 inches	2016
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	82.7	50.4	97	33
September 2	82.3	50.1	94	32
September 3	82.0	49.8	96	31
September 4	81.5	49.5	95	30
September 5	81.1	49.1	96	30
September 6	80.7	48.8	95	27
September 7	80.3	48.4	97	32
September 8	79.9	48.1	95	27
September 9	79.5	47.7	94	27
September 10	79.0	47.3	92	27
September 11	78.7	46.9	91	20
September 12	78.3	46.5	92	26
September 13	77.9	46.2	92	28
September 14	77.4	45.8	93	27
September 15	77.0	45.4	90	26
September 16	76.7	45.1	88	24
September 17	76.3	44.9	90	26
September 18	75.9	44.6	88	19
September 19	75.4	44.3	89	23
September 20	74.8	43.8	90	24
September 21	74.3	43.4	90	23
September 22	73.8	43.0	88	24
September 23	73.2	42.6	87	27
September 24	72.7	42.1	87	23
September 25	72.3	41.8	87	23
September 26	71.9	41.4	86	22
September 27	71.4	41.0	85	20
September 28	71.0	40.6	85	21
September 29	70.5	40.2	85	22
September 30	70.0	39.8	87	20

Weather Station Details

Years	Station	Coordinates
1894–2024	Vernal	location