Casper weather live forecast

Today's maximum temperature in Casper is expected to be 18°C. Select a day from the live weather forecast for Casper, Wyoming, USA for more weather parameters.

Wednesday
15th Apr
18

5

11

7
Thursday
16th Apr
14

-2

4

6
Friday
17th Apr
0

-5

2

6
Saturday
18th Apr
5

-6

12

8
Sunday
19th Apr
15

-5

12

7

5-day weather forecast updated at 04:00 on Wednesday 15th April 2026 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 Wednesday 15th April 2026

Expect scattered clouds in Casper, Wyoming with a maximum temperature of 18°C, maximum UV of 7 (High) and 11 hours of bright sunshine. There are 0 mm of rainfall expected and a strong breeze of 42 kph from the south-west.

18
°C maximum temperature
5
°C minimum temperature
scattered clouds
11
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
18
°C wind chill
42
kph wind from SW

Casper weather for Thursday 16th April 2026

Expect cloudy with sleet or snow in Casper, Wyoming with a maximum temperature of 14°C, maximum UV of 6 (High) and 4 hours of bright sunshine. There are 5-10 mm of sleet/snow expected with 66% chance of some sleet or snow and a strong breeze of 45 kph from the south-west.

14
°C maximum temperature
-2
°C minimum temperature
cloudy with sleet or snow
4
hours of sunshine
6
UV index (High)
66
% chance of some sleet or snow
<10
mm of sleet/snow expected
0
no heat & humidity
45
kph wind from SW

Casper weather for Friday 17th April 2026

Expect mostly cloudy with snow in Casper, Wyoming with a maximum temperature of 0°C, maximum UV of 6 (High) and 2 hours of bright sunshine. There are 5-10 cm of snow expected with 71% chance of some snow and a moderate breeze of 23 kph from the north.

0
°C maximum temperature
-5
°C minimum temperature
mostly cloudy with snow
2
hours of sunshine
6
UV index (High)
71
% chance of some snow
<10
cm of snow expected
-5
°C wind chill
23
kph wind from N

Casper weather for Saturday 18th April 2026

Expect scattered clouds in Casper, Wyoming with a maximum temperature of 5°C, maximum UV of 8 (Very High) and 12 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 26 kph from the west.

5
°C maximum temperature
-6
°C minimum temperature
scattered clouds
12
hours of sunshine
8
UV index (Very High)
0
mm of rainfall expected
0
°C wind chill
26
kph wind from W

Casper weather for Sunday 19th April 2026

Expect scattered clouds in Casper, Wyoming with a maximum temperature of 15°C, maximum UV of 7 (High) and 12 hours of bright sunshine. There are 0 mm of rainfall expected and a fresh breeze of 29 kph from the south-west.