As of 12:30 MDT

St. George, UT weather in August

104°

St. George, Sunday, 9 August, 12:30

Overcast. Feels like 103°. High 110°, low 82°.

Pressure29.83 inHg

Wind2 mph W

Humidity20%

Visibility6.2 mi

Dew point55°

See detailed hourly forecast

In August, St. George, UT averages a high of 96.6° and a low of 76.2°. About 0.6 inches of precipitation fall over the month (3 wet days). The record high is 111.9° (2020) and the record low 54.9° (1968). Normals are computed over the last 60 years.

Day	High	Low	Chance of precip.	Record high	Record low
1	98.6°	78.4°	5%	110.3° (2020)	64.2° (1975)
2	98.8°	79°	12%	107.2° (2020)	69.1° (1975)
3	99°	79°	8%	107.6° (2021)	69.8° (1982)
4	98.6°	78.6°	13%	109° (2021)	69.4° (2014)
5	98.2°	78.1°	12%	109.6° (2021)	69.1° (1997)
6	98.6°	77.9°	8%	109.6° (2024)	68.2° (1997)
7	98.8°	77.2°	15%	108.7° (2018)	69.6° (1997)
8	98.6°	77.2°	7%	107.2° (2022)	66.6° (1988)
9	98.6°	77.7°	5%	105.8° (2012)	65.5° (2009)
10	98.1°	78.4°	8%	106° (2024)	69.8° (2009)
11	97.3°	77.5°	10%	108.7° (2025)	65.3° (1997)
12	97.2°	77.2°	7%	109.8° (2025)	65.7° (1985)
13	96.8°	77°	7%	107.2° (2025)	63.7° (1981)
14	97.2°	77°	2%	107.2° (2020)	68.5° (1987)
15	96.4°	77°	17%	110.3° (2020)	63.5° (1978)
16	96.1°	76.8°	13%	111.9° (2020)	64.6° (1990)
17	96.1°	76.5°	15%	111.7° (2020)	63.1° (1960)
18	95.5°	75.7°	15%	111.2° (2020)	60.6° (1978)
19	94.8°	74.5°	15%	110.1° (2020)	61° (1979)
20	94.6°	74.8°	17%	109° (2020)	62.6° (2021)
21	94.8°	74.8°	12%	108° (2025)	61° (1964)
22	94.5°	74.3°	15%	108° (2025)	63.5° (1965)
23	94.6°	74.1°	22%	105.8° (2022)	54.9° (1968)
24	94.6°	74.1°	8%	106° (2020)	57.4° (1968)
25	94.6°	74.8°	12%	107.1° (2020)	61.7° (1989)
26	94.5°	74.5°	12%	105.6° (2020)	64° (2024)
27	94.8°	73.6°	12%	107.4° (2017)	61.2° (1977)
28	95.9°	73.4°	5%	107.2° (2017)	61.7° (1973)
29	96.6°	74.3°	2%	107.8° (2023)	63.1° (1964)
30	95.7°	74.8°	5%	106.7° (2022)	64.2° (2000)
31	94.6°	73.8°	15%	107.4° (2022)	59.4° (1962)