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.

Monday
25th May
27

14

11

UV8
Tuesday
26th May
25

12

4

UV8
Wednesday
27th May
23

13

2

UV8
Thursday
28th May
27

12

9

UV8
Friday
29th May
27

12

7

UV10

5-day weather forecast updated at 04:00 on Tuesday 26th May 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 25th May 2026

Expect scattered clouds in Casper, Wyoming with a maximum temperature of 27°C, low 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 gentle breeze of 15 kph from the south-west.

27
°C maximum temperature
14
°C minimum temperature
scattered clouds
11
hours of sunshine
UV8
UV index (Very High)
0
mm of rainfall expected
L
low heat & humidity
15
kph wind from SW

Casper weather for Tuesday 26th May 2026

Expect isolated thunderstorms in Casper, Wyoming with a maximum temperature of 25°C, maximum UV of 8 (Very High) and 4 hours of bright sunshine. There are 2-5 mm of rainfall expected with 87% chance of some rain and a light breeze of 11 kph from the south-west.

25
°C maximum temperature
12
°C minimum temperature
isolated thunderstorms
4
hours of sunshine
UV8
UV index (Very High)
87
% chance of some rain
<5
mm of rainfall expected
0
no heat & humidity
11
kph wind from SW

Casper weather for Wednesday 27th May 2026

Expect isolated thunderstorms in Casper, Wyoming with a maximum temperature of 23°C, maximum UV of 8 (Very High) and 2 hours of bright sunshine. There are 2-5 mm of rainfall expected with 47% chance of some rain and a moderate breeze of 21 kph from the south-east.

23
°C maximum temperature
13
°C minimum temperature
isolated thunderstorms
2
hours of sunshine
UV8
UV index (Very High)
47
% chance of some rain
<5
mm of rainfall expected
23
°C wind chill
21
kph wind from SE

Casper weather for Thursday 28th May 2026

Expect scattered clouds in Casper, Wyoming with a maximum temperature of 27°C, low levels of heat & humidity, maximum UV of 8 (Very High) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 19 kph from the south-east.

27
°C maximum temperature
12
°C minimum temperature
scattered clouds
9
hours of sunshine
UV8
UV index (Very High)
0
mm of rainfall expected
L
low heat & humidity
19
kph wind from SE

Casper weather for Friday 29th May 2026

Expect isolated thunderstorms in Casper, Wyoming with a maximum temperature of 27°C, maximum UV of 10 (Very High) and 7 hours of bright sunshine. There are 0-2 mm of rainfall expected with 41% chance of some rain and a gentle breeze of 13 kph from the south-east.