Casper weather live forecast

Today's maximum temperature in Casper is expected to be 34°C. Select a day from the live weather forecast for Casper, Wyoming, USA for more weather parameters.

Monday
10th Aug
34

17

11

8
Tuesday
11th Aug
34

18

12

7
Wednesday
12th Aug
30

19

4

6
Thursday
13th Aug
24

17

4

7
Friday
14th Aug
25

16

6

5

5-day weather forecast updated at 04:00 on Monday 10th August 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 Monday 10th August 2026

Expect scattered clouds in Casper, Wyoming with a maximum temperature of 34°C, high levels of heat & humidity, maximum UV of 8 (Very High) and 11 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 23 kph from the south-west.

34
°C maximum temperature
17
°C minimum temperature
scattered clouds
11
hours of sunshine
8
UV index (Very High)
0
mm of rainfall expected
H
high heat & humidity
23
kph wind from SW

Casper weather for Tuesday 11th August 2026

Expect scattered clouds in Casper, Wyoming with a maximum temperature of 34°C, moderate levels of heat & humidity, maximum UV of 7 (High) and 12 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 28 kph from the north-west.

34
°C maximum temperature
18
°C minimum temperature
scattered clouds
12
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
M
moderate heat & humidity
28
kph wind from NW

Casper weather for Wednesday 12th August 2026

Expect isolated thunderstorms in Casper, Wyoming with a maximum temperature of 30°C, moderate levels of heat & humidity, maximum UV of 6 (High) and 4 hours of bright sunshine. There are 0-2 mm of rainfall expected with 16% chance of some rain and a gentle breeze of 19 kph from the north-east.

30
°C maximum temperature
19
°C minimum temperature
isolated thunderstorms
4
hours of sunshine
6
UV index (High)
16
% chance of some rain
<2
mm of rainfall expected
L
low heat & humidity
19
kph wind from NE

Casper weather for Thursday 13th August 2026

Expect isolated thunderstorms in Casper, Wyoming with a maximum temperature of 24°C, maximum UV of 7 (High) and 4 hours of bright sunshine. There are 2-5 mm of rainfall expected with 77% chance of some rain and a gentle breeze of 18 kph from the east.

24
°C maximum temperature
17
°C minimum temperature
isolated thunderstorms
4
hours of sunshine
7
UV index (High)
77
% chance of some rain
<5
mm of rainfall expected
24
°C wind chill
18
kph wind from E

Casper weather for Friday 14th August 2026

Expect isolated thunderstorms in Casper, Wyoming with a maximum temperature of 25°C, maximum UV of 5 (Moderate) and 6 hours of bright sunshine. There are 2-5 mm of rainfall expected with 64% chance of some rain and a gentle breeze of 14 kph from the west.