Current weather conditions and 15 day weather forecast for Casper Mountain, Wyoming, USA including weather daily high/low temperature, warnings, chance of precipitation, pressure, humidity/wind chill, rain risk, wind speed, cloud, pressure, and UV index.
| 06 May 2026 Wednesday -1.8 ° C / 28.7°F ![]() Clear |
Feels Like : -2.4 ° C / 27.7°F Humidity : % 77 Pressure : 1021 mb Wind Speed : 3.6 kmph / 2.2 miles from E ![]() Visibility : 10 km Precipitation (rainfall) : 0 mm Cloud (%) : 20 |
| Date | Weather forecast | Low temperature | High temperature | Avg. temperature | Humidity | Chance of rain | UV Index | Sun Position | Moon Position | |
|---|---|---|---|---|---|---|---|---|---|---|
| 06 May 2026 Wednesday | Patchy rain nearby |
-4.6 ° C (23.8°F) |
5.9 ° C (42.6°F) |
1.4 ° C (34.5°F) |
% 49 | 79% | 7 | Sunrise:05:53 AM Sunset: 08:12 PM |
Moonrise:12:31 AM Moonset: 08:57 AM Moon Phase ( Waning Gibbous ) |
|
| 07 May 2026 Thursday | Patchy rain nearby |
5.1 ° C (41.2°F) |
15.3 ° C (59.6°F) |
8.8 ° C (47.8°F) |
% 49 | 83% | 5.1 | Sunrise:05:52 AM Sunset: 08:13 PM |
Moonrise:01:13 AM Moonset: 09:59 AM Moon Phase ( Waning Gibbous ) |
|
| 08 May 2026 Friday | Patchy rain nearby |
4.4 ° C (40°F) |
15.9 ° C (60.6°F) |
10.2 ° C (50.4°F) |
% 56 | 86% | 0 | Sunrise:05:51 AM Sunset: 08:14 PM |
Moonrise:01:46 AM Moonset: 11:04 AM Moon Phase ( Waning Gibbous ) |
|
| 09 May 2026 Saturday | Patchy rain nearby |
2.4 ° C (36.2°F) |
10.6 ° C (51.1°F) |
8.5 ° C (47.3°F) |
% 55 | 88% | 2 | Sunrise:05:50 AM Sunset: 08:15 PM |
Moonrise:02:14 AM Moonset: 12:11 PM Moon Phase ( Last Quarter ) |
|
| 10 May 2026 Sunday | Sunny |
2.8 ° C (37°F) |
16.7 ° C (62.1°F) |
8.8 ° C (47.8°F) |
% 57 | 0% | 3 | Sunrise:05:48 AM Sunset: 08:16 PM |
Moonrise:02:38 AM Moonset: 01:19 PM Moon Phase ( Waning Crescent ) |
|
| 11 May 2026 Monday | Sunny |
12.1 ° C (53.9°F) |
21.1 ° C (70°F) |
16.2 ° C (61.1°F) |
% 29 | 0% | 5 | Sunrise:05:47 AM Sunset: 08:17 PM |
Moonrise:03:00 AM Moonset: 02:27 PM Moon Phase ( Waning Crescent ) |
|
| 12 May 2026 Tuesday | Sunny |
12 ° C (53.6°F) |
22.8 ° C (73°F) |
17.6 ° C (63.8°F) |
% 32 | 0% | 5 | Sunrise:05:46 AM Sunset: 08:18 PM |
Moonrise:03:20 AM Moonset: 03:39 PM Moon Phase ( Waning Crescent ) |
|
| 13 May 2026 Wednesday | Sunny |
15.9 ° C (60.6°F) |
24.6 ° C (76.3°F) |
20.1 ° C (68.1°F) |
% 24 | 0% | 6 | Sunrise:05:45 AM Sunset: 08:19 PM |
Moonrise:03:41 AM Moonset: 04:52 PM Moon Phase ( Waning Crescent ) |
|
| 14 May 2026 Thursday | Sunny |
13.8 ° C (56.8°F) |
22.1 ° C (71.8°F) |
18.6 ° C (65.5°F) |
% 33 | 0% | 5 | Sunrise:05:44 AM Sunset: 08:20 PM |
Moonrise:04:04 AM Moonset: 06:10 PM Moon Phase ( Waning Crescent ) |
|
| 15 May 2026 Friday | Sunny |
5.9 ° C (42.6°F) |
17.3 ° C (63.2°F) |
13.2 ° C (55.7°F) |
% 43 | 0% | 4 | Sunrise:05:43 AM Sunset: 08:21 PM |
Moonrise:04:31 AM Moonset: 07:32 PM Moon Phase ( Waning Crescent ) |
|
| 16 May 2026 Saturday | Sunny |
6.3 ° C (43.3°F) |
15.5 ° C (59.9°F) |
10.2 ° C (50.4°F) |
% 48 | 0% | 4 | Sunrise:05:42 AM Sunset: 08:22 PM |
Moonrise:05:05 AM Moonset: 08:56 PM Moon Phase ( New Moon ) |
|
| 17 May 2026 Sunday | Thundery outbreaks in nearby |
3.1 ° C (37.5°F) |
17.3 ° C (63.1°F) |
10.4 ° C (50.8°F) |
% 64 | 0% | 3 | Sunrise:05:41 AM Sunset: 08:23 PM |
Moonrise:05:50 AM Moonset: 10:15 PM Moon Phase ( Waxing Crescent ) |
|
| 18 May 2026 Monday | Patchy rain nearby |
11 ° C (51.9°F) |
18.8 ° C (65.9°F) |
14 ° C (57.2°F) |
% 56 | 87% | 3 | Sunrise:05:40 AM Sunset: 08:24 PM |
Moonrise:06:46 AM Moonset: 11:24 PM Moon Phase ( Waxing Crescent ) |
|
| 19 May 2026 Tuesday | Sunny |
8.7 ° C (47.7°F) |
19 ° C (66.3°F) |
14.2 ° C (57.6°F) |
% 44 | 0% | 4 | Sunrise:05:39 AM Sunset: 08:25 PM |
Moonrise:07:56 AM Moonset: No moonset Moon Phase ( Waxing Crescent ) |
|