Casper weather live forecast

Today's maximum temperature in Casper is expected to be 12°C. Select a day from the live weather forecast for Casper, Wyoming, USA for more weather parameters.

Monday
15th Dec
12

4

8

2
Tuesday
16th Dec
13

6

5

2
Wednesday
17th Dec
13

2

3

1
Thursday
18th Dec
8

-2

2

1
Friday
19th Dec
14

9

0

1

5-day weather forecast updated at 04:01 on Monday 15th December 2025 GMT

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The 5-day weather forecast for Wyoming (Casper) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

Casper weather forecast by day

Below are the detailed weather forecasts for Casper for the next 5 days.

Casper weather for Monday 15th December 2025

Expect scattered clouds in Casper, Wyoming with a maximum temperature of 12°C, maximum UV of 2 (Low) and 8 hours of bright sunshine. There are 0 mm of rainfall expected and a fresh breeze of 31 kph from the south-west.

12
°C maximum temperature
4
°C minimum temperature
scattered clouds
8
hours of sunshine
2
UV index (Low)
0
mm of rainfall expected
12
°C wind chill
31
kph wind from SW

Casper weather for Tuesday 16th December 2025

Expect broken clouds in Casper, Wyoming with a maximum temperature of 13°C, maximum UV of 2 (Low) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and a fresh breeze of 37 kph from the south-west.

13
°C maximum temperature
6
°C minimum temperature
broken clouds
5
hours of sunshine
2
UV index (Low)
0
mm of rainfall expected
13
°C wind chill
37
kph wind from SW

Casper weather for Wednesday 17th December 2025

Expect mostly cloudy with light rain in Casper, Wyoming with a maximum temperature of 13°C, maximum UV of 1 (Low) and 3 hours of bright sunshine. There are 0-2 mm of rainfall expected with 26% chance of some rain and a moderate gale of 61 kph from the south-west.

13
°C maximum temperature
2
°C minimum temperature
mostly cloudy with light rain
3
hours of sunshine
1
UV index (Low)
26
% chance of some rain
<2
mm of rainfall expected
13
°C wind chill
61
kph wind from SW

Casper weather for Thursday 18th December 2025

Expect broken clouds in Casper, Wyoming with a maximum temperature of 8°C, maximum UV of 1 (Low) and 2 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate gale of 55 kph from the south-west.

8
°C maximum temperature
-2
°C minimum temperature
broken clouds
2
hours of sunshine
1
UV index (Low)
0
mm of rainfall expected
3
°C wind chill
55
kph wind from SW

Casper weather for Friday 19th December 2025

Expect overcast skies in Casper, Wyoming with a maximum temperature of 14°C, maximum UV of 1 (Low) and no hours of bright sunshine. There are 0 mm of rainfall expected and a fresh gale of 62 kph from the south-west.