Casper weather live forecast

Today's maximum temperature in Casper is expected to be 26°C. Select a day from the live weather forecast for Casper, Wyoming, USA for more weather parameters.

Friday
14th Aug
26

15

7

7
Saturday
15th Aug
25

16

7

9
Sunday
16th Aug
28

15

11

8
Monday
17th Aug
29

15

10

9
Tuesday
18th Aug
28

16

6

7

5-day weather forecast updated at 04:00 on Friday 14th 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 Friday 14th August 2026

Expect isolated thunderstorms in Casper, Wyoming with a maximum temperature of 26°C, low levels of heat & humidity, maximum UV of 7 (High) and 7 hours of bright sunshine. There are 0-2 mm of rainfall expected with 27% chance of some rain and a moderate breeze of 24 kph from the west.

26
°C maximum temperature
15
°C minimum temperature
isolated thunderstorms
7
hours of sunshine
7
UV index (High)
27
% chance of some rain
<2
mm of rainfall expected
L
low heat & humidity
24
kph wind from W

Casper weather for Saturday 15th August 2026

Expect isolated thunderstorms in Casper, Wyoming with a maximum temperature of 25°C, maximum UV of 9 (Very High) and 7 hours of bright sunshine. There are 0-2 mm of rainfall expected with 49% chance of some rain and a gentle breeze of 13 kph from the north-west.

25
°C maximum temperature
16
°C minimum temperature
isolated thunderstorms
7
hours of sunshine
9
UV index (Very High)
49
% chance of some rain
<2
mm of rainfall expected
25
°C wind chill
13
kph wind from NW

Casper weather for Sunday 16th August 2026

Expect scattered clouds in Casper, Wyoming with a maximum temperature of 28°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 13 kph from the west.

28
°C maximum temperature
15
°C minimum temperature
scattered clouds
11
hours of sunshine
8
UV index (Very High)
0
mm of rainfall expected
L
low heat & humidity
13
kph wind from W

Casper weather for Monday 17th August 2026

Expect scattered clouds in Casper, Wyoming with a maximum temperature of 29°C, low levels of heat & humidity, maximum UV of 9 (Very High) and 10 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 15 kph from the west.

29
°C maximum temperature
15
°C minimum temperature
scattered clouds
10
hours of sunshine
9
UV index (Very High)
0
mm of rainfall expected
L
low heat & humidity
15
kph wind from W

Casper weather for Tuesday 18th August 2026

Expect sunshine and showers in Casper, Wyoming with a maximum temperature of 28°C, low levels of heat & humidity, maximum UV of 7 (High) and 6 hours of bright sunshine. There are 0-2 mm of rainfall expected with 31% chance of some rain and a moderate breeze of 24 kph from the west.