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Saint Charles weather in January

Weather in Saint Charles: January

Average day temperature: 36.0°F
Average night temperature: 29.3°F
Number of sunny days: 10 days
Day length: 9.5 - 10.2 hours
Number of days with precipitation: 3 days
Precipitation totals: 1.7 in.

Air temperature in January, °F

Show year:
2025
2024
2023

The highest day temperature during January of 2025 was 49°F. At the same time the lowest night temperature was 5°F. Daily and nightly averages during January were 31.5°F and 22.5°F.

Sunny, partly cloudy and cloudy days

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

Precipitation total in January, in.

Precipitation total value in Saint Charles in January is 1.7 in. Other months of the year show relatively similar values.

Wind speed in January, mph

The average wind speed value in January is 8.5 mph It makes January one of the most windy months of the year.

Average sunny hours

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: 4.7.

Best time for vacation in Saint Charles

Sunniest months:
September 19 days
October 19 days
November 16 days
Warmest months:
July 87.1 °F
August 85.9 °F
June 84.1 °F
Coldest months:
January 36.0 °F
February 40.8 °F
December 44.4 °F
Rainiest months:
May 4 days
July 4 days
March 3 days
Windiest months:
March 10.2 mph
April 9.7 mph
February 8.8 mph

Saint Charles on a weather map

Saint Charles
+54°F
S 5 mph
Feels like: +54°F
Precip.: 0%
Places in USA:
Name
°F
+39°F
+73°F
+73°F
+68°F
+61°F
+73°F
+77°F
+68°F
+37°F
+64°F
+57°F
+70°F
+70°F
+70°F
+39°F
24 Hours Forecast
Saint Charles
Local time: 20:41
December 23, tuesday
2100
54°F
S
5 mph
December 24, wednesday
0000
48°F
W
4 mph
0300
46°F
W
5 mph
0600
46°F
W
6 mph
0900
43°F
NW
7 mph
1200
46°F
NW
7 mph
1500
52°F
N
4 mph
1800
54°F
NE
6 mph
Units of measurement: °C / °F