St George weather by month

Check out St George weather averages by month. Compare detailed monthly climate statistics including temperature, rainfall and sunshine figures.

Temperature in St George (°F)

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Max temperature (daytime)
52°F maximum daytime temperature in January in St George52
61°F maximum daytime temperature in February in St George61
66°F maximum daytime temperature in March in St George66
75°F maximum daytime temperature in April in St George75
86°F maximum daytime temperature in May in St George86
95°F maximum daytime temperature in June in St George95
100°F maximum daytime temperature in July in St George100
99°F maximum daytime temperature in August in St George99
91°F maximum daytime temperature in September in St George91
81°F maximum daytime temperature in October in St George81
64°F maximum daytime temperature in November in St George64
54°F maximum daytime temperature in December in St George54
Min temperature (night-time)
27°F minimum night-time temperature in January in St George27
32°F minimum night-time temperature in February in St George32
37°F minimum night-time temperature in March in St George37
45°F minimum night-time temperature in April in St George45
54°F minimum night-time temperature in May in St George54
63°F minimum night-time temperature in June in St George63
70°F minimum night-time temperature in July in St George70
68°F minimum night-time temperature in August in St George68
57°F minimum night-time temperature in September in St George57
45°F minimum night-time temperature in October in St George45
34°F minimum night-time temperature in November in St George34
27°F minimum night-time temperature in December in St George27
Heat & Humidity
No heat & humidity in January in St George0
No heat & humidity in February in St George0
No heat & humidity in March in St George0
No heat & humidity in April in St George0
Low heat & humidity in May in St GeorgeL
High heat & humidity in June in St GeorgeH
Very high heat & humidity in July in St GeorgeVH
Very high heat & humidity in August in St GeorgeVH
High heat & humidity in September in St GeorgeH
Low heat & humidity in October in St GeorgeL
No heat & humidity in November in St George0
No heat & humidity in December in St George0

Note: 0 = None, L = Low, M = Moderate, H = High, VH = Very high, E = Extreme

Sunshine & Daylight in St George

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Daily hours of sunshine
Daily hours of daylight
10 hours of daylight per day in January in St George10
11 hours of daylight per day in February in St George11
12 hours of daylight per day in March in St George12
13 hours of daylight per day in April in St George13
14 hours of daylight per day in May in St George14
15 hours of daylight per day in June in St George15
14 hours of daylight per day in July in St George14
14 hours of daylight per day in August in St George14
12 hours of daylight per day in September in St George12
11 hours of daylight per day in October in St George11
10 hours of daylight per day in November in St George10
10 hours of daylight per day in December in St George10
UV Index (Maximum)
UV (maximum) index 2 (Low) in January in St George2
UV (maximum) index 4 (Moderate) in February in St George4
UV (maximum) index 6 (High) in March in St George6
UV (maximum) index 7 (High) in April in St George7
UV (maximum) index 9 (Very High) in May in St George9
UV (maximum) index 10 (Very High) in June in St George10
UV (maximum) index 11 (Extreme) in July in St George11
UV (maximum) index 10 (Very High) in August in St George10
UV (maximum) index 8 (Very High) in September in St George8
UV (maximum) index 5 (Moderate) in October in St George5
UV (maximum) index 3 (Moderate) in November in St George3
UV (maximum) index 2 (Low) in December in St George2

Rainfall in St George

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Number of days with some rain
4 days with some rainfall in January in St George4
4 days with some rainfall in February in St George4
5 days with some rainfall in March in St George5
4 days with some rainfall in April in St George4
3 days with some rainfall in May in St George3
2 days with some rainfall in June in St George2
4 days with some rainfall in July in St George4
4 days with some rainfall in August in St George4
3 days with some rainfall in September in St George3
3 days with some rainfall in October in St George3
3 days with some rainfall in November in St George3
4 days with some rainfall in December in St George4
Average monthly rainfall (inches)
1.0 inches monthly rainfall in January in St George1.0
0.9 inches monthly rainfall in February in St George0.9
1.1 inches monthly rainfall in March in St George1.1
0.5 inches monthly rainfall in April in St George0.5
0.4 inches monthly rainfall in May in St George0.4
0.2 inches monthly rainfall in June in St George0.2
0.6 inches monthly rainfall in July in St George0.6
0.7 inches monthly rainfall in August in St George0.7
0.6 inches monthly rainfall in September in St George0.6
0.6 inches monthly rainfall in October in St George0.6
0.7 inches monthly rainfall in November in St George0.7
0.7 inches monthly rainfall in December in St George0.7

More about St George

St George by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

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The climate guide for Utah (St George) shows long term monthly weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

What's the climate like in St George?

St George has a cool desert climate with hot summers.

Metric (°C)  |  Imperial (°F)

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Tropical storm risk: St George, Utah hurricane season

% of month affected by tropical storms
0
0
0
0
0
0
0
0
0
0
0
0
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

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More about the USA

Compare St George with the USA

Below the St George chart shows average maximum daytime temperature for St George, Utah, USA and the USA (Washington).

Maximum daytime temperature (°F)

St George, Utah, USA
USA (Washington)
52
41
61
45
66
55
75
66
86
75
95
84
100
88
99
86
91
79
81
68
64
57
54
46
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Metric (°C)  |  Imperial (°F)

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