Casper weather live forecast

Today's maximum temperature in Casper is expected to be 2°C. Select a day from the live weather forecast for Casper, Wyoming, USA for more weather parameters.

Friday
17th Apr
2

-2

0

7
Saturday
18th Apr
9

-3

14

9
Sunday
19th Apr
17

1

13

10
Monday
20th Apr
22

4

9

7
Tuesday
21st Apr
24

8

10

8

5-day weather forecast updated at 04:05 on Friday 17th 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 Friday 17th April 2026

Expect cloudy with sleet or snow in Casper, Wyoming with a maximum temperature of 2°C, maximum UV of 7 (High) and no hours of bright sunshine. There are 2-5 mm of sleet/snow expected with 55% chance of some sleet or snow and a gentle breeze of 18 kph from the north-west.

2
°C maximum temperature
-2
°C minimum temperature
cloudy with sleet or snow
0
hours of sunshine
7
UV index (High)
55
% chance of some sleet or snow
<5
mm of sleet/snow expected
-2
°C wind chill
18
kph wind from NW

Casper weather for Saturday 18th April 2026

Expect clear skies in Casper, Wyoming with a maximum temperature of 9°C, maximum UV of 9 (Very High) and 14 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 28 kph from the west.

9
°C maximum temperature
-3
°C minimum temperature
clear skies
14
hours of sunshine
9
UV index (Very High)
0
mm of rainfall expected
6
°C wind chill
28
kph wind from W

Casper weather for Sunday 19th April 2026

Expect clear skies in Casper, Wyoming with a maximum temperature of 17°C, maximum UV of 10 (Very High) and 13 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 23 kph from the south-west.

17
°C maximum temperature
1
°C minimum temperature
clear skies
13
hours of sunshine
10
UV index (Very High)
0
mm of rainfall expected
0
no heat & humidity
23
kph wind from SW

Casper weather for Monday 20th April 2026

Expect scattered clouds in Casper, Wyoming with a maximum temperature of 22°C, maximum UV of 7 (High) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 27 kph from the west.

22
°C maximum temperature
4
°C minimum temperature
scattered clouds
9
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
0
no heat & humidity
27
kph wind from W

Casper weather for Tuesday 21st April 2026

Expect scattered clouds in Casper, Wyoming with a maximum temperature of 24°C, maximum UV of 8 (Very High) and 10 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 25 kph from the south-west.