World Resorts USA Ketchum Weather

Ketchum weather in January

Weather in Ketchum: January

Average day temperature: 25.0°F
Average night temperature: 15.6°F
Number of sunny days: 12 days
Day length: 9.0 - 9.9 hours
Number of days with precipitation: 1 day
Precipitation totals: 0.6 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
-11
-3
5
13
21
29
37
45
53
Day temperature   
Night temperature

The highest day temperature during January of 2025 was 40°F. At the same time the lowest night temperature was -3°F. Daily and nightly averages during January were 28.8°F and 14.2°F.

Sunny, partly cloudy and cloudy days
Sunny days
Partly cloudy days
Cloudy days
38%
28%
34%

Number of sunny, partly cloudy and cloudy days in January is almost equal.

Precipitation total in January, in.

jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0.0
0.2
0.4
0.7
0.9
1.1
1.3
1.6
1.3
1.2
1.3
1.1
1.3
1.2
1.3
1.1

Precipitation total value in Ketchum in January is 0.6 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
1.1
2.3
3.4
4.5
5.6
6.8
7.9
4.1
4.1
4.8
5.6
5.9
6.6
6.0
5.5
5.3
4.8
4.5
4.1
4.1
4.8
5.6
5.9
6.6
6.0
5.5
5.3
4.8
4.5
4.1

The average wind speed value in January is 4.1 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
2.2
4.3
6.5
8.7
10.8
13.0
15.1
4.4
5.4
7.5
9.8
10.6
12.6
11.3
8.2
8.1
6.5
5.5
4.4
5.4
7.5
9.8
10.6
12.6
11.3
8.2
8.1
6.5
5.5
5.1

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: 5.1.

Best time for vacation in Ketchum

Sunniest months:
July 25 days
September 23 days
August 22 days
Warmest months:
July 77.2 °F
August 73.6 °F
September 66.8 °F
Coldest months:
January 25.0 °F
February 26.0 °F
December 27.2 °F
Rainiest months:
June 2 days
May 2 days
November 2 days
Windiest months:
July 6.6 mph
June 6.0 mph
August 5.9 mph

Ketchum on a weather map

Leaflet | Tiles © Esri
Places in USA:
Name
°F
+46°F
+61°F
+75°F
+75°F
+57°F
+59°F
+77°F
+55°F
+73°F
+54°F
+55°F
+77°F
+79°F
+73°F
+41°F
24 Hours Forecast
Ketchum
Local time: 21:45
April 05, saturday
0000
14°F
SE
4 mph
0300
12°F
SE
4 mph
0600
10°F
SE
4 mph
0900
27°F
SE
2 mph
1200
41°F
N
2 mph
1500
46°F
NE
1 mph
1800
41°F
E
1 mph
2100
25°F
SE
2 mph
Units of measurement: °C / °F