Casper weather live forecast

Today's maximum temperature in Casper is expected to be 11°C. Select a day from the live weather forecast for Casper, Wyoming, USA for more weather parameters.

Tuesday
17th Feb
11

1

3

2
Wednesday
18th Feb
6

-7

0

2
Thursday
19th Feb
-6

-14

2

3
Friday
20th Feb
-2

-15

1

3
Saturday
21st Feb
0

-11

11

3

5-day weather forecast updated at 04:01 on Tuesday 17th February 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 17th February 2026

Expect mostly cloudy with light rain in Casper, Wyoming with a maximum temperature of 11°C, maximum UV of 2 (Low) and 3 hours of bright sunshine. There are 0-2 mm of rainfall expected with 10% chance of some rain and a fresh gale of 71 kph from the south-west.

11
°C maximum temperature
1
°C minimum temperature
mostly cloudy with light rain
3
hours of sunshine
2
UV index (Low)
10
% chance of some rain
<2
mm of rainfall expected
11
°C wind chill
71
kph wind from SW

Casper weather for Wednesday 18th February 2026

Expect mostly cloudy with light snow in Casper, Wyoming with a maximum temperature of 6°C, maximum UV of 2 (Low) and no hours of bright sunshine. There are 2-5 cm of snow expected with 90% chance of some snow and a fresh breeze of 29 kph from the south-west.

6
°C maximum temperature
-7
°C minimum temperature
mostly cloudy with light snow
0
hours of sunshine
2
UV index (Low)
90
% chance of some snow
<5
cm of snow expected
2
°C wind chill
29
kph wind from SW

Casper weather for Thursday 19th February 2026

Expect mostly cloudy with light snow in Casper, Wyoming with a maximum temperature of -6°C, maximum UV of 3 (Moderate) and 2 hours of bright sunshine. There are 0-2 cm of snow expected with 21% chance of some snow and a moderate breeze of 24 kph from the west.

-6
°C maximum temperature
-14
°C minimum temperature
mostly cloudy with light snow
2
hours of sunshine
3
UV index (Moderate)
21
% chance of some snow
<2
cm of snow expected
-14
°C wind chill
24
kph wind from W

Casper weather for Friday 20th February 2026

Expect broken clouds in Casper, Wyoming with a maximum temperature of -2°C, maximum UV of 3 (Moderate) and 1 hour of bright sunshine. There are 0 cm of snow expected and a gentle breeze of 18 kph from the south-west.

-2
°C maximum temperature
-15
°C minimum temperature
broken clouds
1
hour of sunshine
3
UV index (Moderate)
0
cm of snow expected
-8
°C wind chill
18
kph wind from SW

Casper weather for Saturday 21st February 2026

Expect scattered clouds in Casper, Wyoming with a maximum temperature of 0°C, maximum UV of 3 (Moderate) and 11 hours of bright sunshine. There are 0 cm of snow expected and a moderate breeze of 23 kph from the south-west.