Casper weather live forecast

Today's maximum temperature in Casper is expected to be 27°C. Select a day from the live weather forecast for Casper, Wyoming, USA for more weather parameters.

Tuesday
8th Sep
27

12

11

8
Wednesday
9th Sep
26

9

13

7
Thursday
10th Sep
29

9

13

7
Friday
11th Sep
26

15

11

7
Saturday
12th Sep
26

9

6

7

5-day weather forecast updated at 04:00 on Tuesday 8th September 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 Tuesday 8th September 2026

Expect scattered clouds in Casper, Wyoming with a maximum temperature of 27°C, maximum UV of 8 (Very High) and 11 hours of bright sunshine. There are 0 mm of rainfall expected and a fresh breeze of 31 kph from the west.

27
°C maximum temperature
12
°C minimum temperature
scattered clouds
11
hours of sunshine
8
UV index (Very High)
0
mm of rainfall expected
0
no heat & humidity
31
kph wind from W

Casper weather for Wednesday 9th September 2026

Expect clear skies in Casper, Wyoming with a maximum temperature of 26°C, maximum UV of 7 (High) and 13 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 19 kph from the west.

26
°C maximum temperature
9
°C minimum temperature
clear skies
13
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
26
°C wind chill
19
kph wind from W

Casper weather for Thursday 10th September 2026

Expect clear skies in Casper, Wyoming with a maximum temperature of 29°C, low levels of heat & humidity, maximum UV of 7 (High) and 13 hours of bright sunshine. There are 0 mm of rainfall expected and a fresh breeze of 31 kph from the south-west.

29
°C maximum temperature
9
°C minimum temperature
clear skies
13
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
L
low heat & humidity
31
kph wind from SW

Casper weather for Friday 11th September 2026

Expect scattered clouds in Casper, Wyoming with a maximum temperature of 26°C, maximum UV of 7 (High) and 11 hours of bright sunshine. There are 0 mm of rainfall expected and a fresh breeze of 32 kph from the south-west.

26
°C maximum temperature
15
°C minimum temperature
scattered clouds
11
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
0
no heat & humidity
32
kph wind from SW

Casper weather for Saturday 12th September 2026

Expect broken clouds in Casper, Wyoming with a maximum temperature of 26°C, maximum UV of 7 (High) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 19 kph from the south-east.