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St. George weather in January

Weather in St. George: January

Average day temperature: 51.4°F
Average night temperature: 36.7°F
Number of sunny days: 21 days
Day length: 9.7 - 10.3 hours
Number of rainy days: 0 days
Precipitation totals: 0.3 in.

Air temperature in January, °F

Show year:
2025
2024
2023
1
3
5
7
9
11
13
15
17
19
21
23
25
27
29
31
0
9
18
27
36
45
54
63
72
Day temperature   
Night temperature

The highest day temperature during January of 2025 was 58°F. At the same time the lowest night temperature was 20°F. Daily and nightly averages during January were 48.8°F and 29.2°F.

Sunny, partly cloudy and cloudy days
Sunny days
Partly cloudy days
Cloudy days
68%
19%
13%

Mostly all days in January are sunny but cloudy days are also possible.

Precipitation total in January, in.

jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0.0
0.1
0.2
0.3
0.4
0.4
0.5
0.6

Precipitation total value in St. George in January is 0.3 in. Other months of the year show relatively similar values.

Wind speed in January, mph
jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0.0
1.3
2.6
3.9
5.2
6.5
7.8
9.1
4.1
4.8
4.8
5.3
6.0
6.6
7.4
7.6
7.2
6.8
5.5
4.1
4.8
4.8
5.3
6.0
6.6
7.4
7.6
7.2
6.8
5.5
4.2

The average wind speed value in January is 4.2 mph It makes January one of the least windy months of the year.

Average sunny hours
jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0.0
2.3
4.6
6.9
9.2
11.5
13.8
16.2
7.2
8.4
9.9
11.2
11.1
12.4
13.5
12.8
11.5
8.5
8.1
7.2
8.4
9.9
11.2
11.1
12.4
13.5
12.8
11.5
8.5
8.1
7.4

This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in January is: 7.4.

Best time for vacation in St. George

Sunniest months:
June 28 days
May 28 days
September 27 days
Warmest months:
July 103.0 °F
August 98.5 °F
June 96.7 °F
Coldest months:
January 51.4 °F
December 54.3 °F
February 56.3 °F
Rainiest months:
March 1 day
January 0 days
August 0 days
Windiest months:
May 7.6 mph
June 7.4 mph
April 7.2 mph

St. George on a weather map

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Name
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+66°F
+55°F
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24 Hours Forecast
St. George
Local time: 23:47
April 17, thursday
0000
59°F
NE
6 mph
0300
46°F
NE
6 mph
0600
45°F
N
4 mph
0900
54°F
NE
6 mph
1200
61°F
NE
14 mph
1500
61°F
NE
22 mph
1800
63°F
NE
26 mph
2100
52°F
W
7 mph
Units of measurement: °C / °F