World Resorts USA Keystone Weather

Keystone weather in January

Weather in Keystone: January

Average day temperature: 32.6°F
Average night temperature: 21.8°F
Number of sunny days: 14 days
Day length: 9.0 - 9.8 hours
Number of rainy days: 0 days
Precipitation totals: 0.2 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
-22
-12
-2
8
18
28
38
48
58
Day temperature   
Night temperature

The highest day temperature during January of 2025 was 43°F. At the same time the lowest night temperature was -11°F. Daily and nightly averages during January were 26.0°F and 17.4°F.

Sunny, partly cloudy and cloudy days
Sunny days
Partly cloudy days
Cloudy days
45%
35%
19%

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
0.2
0.4
0.6
0.8
1.0
1.2
1.4
1.2
1.2

Precipitation total value in Keystone in January is 0.2 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
1.6
3.3
4.9
6.6
8.2
9.9
11.5
8.9
8.5
7.9
7.6
7.5
7.4
7.8
8.5
9.6
8.6
9.1
8.9
8.5
7.9
7.6
7.5
7.4
7.8
8.5
9.6
8.6
9.1
8.4

The average wind speed value in January is 8.4 mph

Average sunny hours
jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0.0
2.0
3.9
5.9
7.9
9.8
11.8
13.8
5.9
6.9
8.4
10.4
11.1
11.5
10.7
8.5
8.3
7.1
6.2
5.9
6.9
8.4
10.4
11.1
11.5
10.7
8.5
8.3
7.1
6.2
5.8

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: 5.8.

Best time for vacation in Keystone

Sunniest months:
September 24 days
August 22 days
October 22 days
Warmest months:
July 84.8 °F
August 84.5 °F
June 77.0 °F
Coldest months:
February 32.4 °F
January 32.6 °F
December 35.7 °F
Rainiest months:
June 2 days
April 1 day
August 1 day
Windiest months:
April 9.6 mph
February 9.1 mph
December 8.9 mph

Keystone on a weather map

Leaflet | Tiles © Esri
Places in USA:
Name
°F
+52°F
+61°F
+73°F
+73°F
+57°F
+55°F
+73°F
+57°F
+73°F
+55°F
+48°F
+75°F
+75°F
+72°F
+55°F
24 Hours Forecast
Keystone
Local time: 05:55
April 23, wednesday
0600
36°F
E
1 mph
0900
39°F
W
2 mph
1200
46°F
NW
9 mph
1500
46°F
NW
9 mph
1800
41°F
W
8 mph
2100
37°F
W
4 mph
April 24, thursday
0000
37°F
NW
5 mph
0300
34°F
W
3 mph
Units of measurement: °C / °F