Grant County International Airport Weather Forecast 15 Days, Weather in MWH Today
Current weather conditions and 15 day weather forecast for Grant County International Airport, Washington, USA including weather daily high/low temperature, warnings, chance of precipitation, pressure, humidity/wind chill, rain risk, wind speed, cloud, pressure, and UV index.
Current weather conditions at Grant County International Airport
| 20 December 2025 Saturday 3.3 ° C / 37.9°F  Clear |
Feels Like : -0.2 ° C / 31.7°F Humidity : % 64 Pressure : 1012 mb Wind Speed : 14 kmph / 8.7 miles from SSW  Visibility : 16 km Precipitation (rainfall) : 0 mm Cloud (%) : 0 |
15 day weather forecast for Grant County International Airport, WA, USA
Weather Forecast for next 15 Days for Grant County International Airport including weather warnings, temperature, rain, wind speed, cloud, snow, wind speed and wind direction, pressure and UV index.Here is weather for the next 15 days in Grant County International Airport, Washington state, US. To see the daily forecast, scroll to the table below.
| Date | Weather forecast | Low temperature | High temperature | Avg. temperature | Humidity | Chance of rain | UV Index | Sun Position | Moon Position | |
|---|---|---|---|---|---|---|---|---|---|---|
| 20 December 2025 Saturday | Sunny |
-0.6 ° C (30.9°F) |
8.9 ° C (48°F) |
2.6 ° C (36.7°F) |
% 79 | 0% | 0.1 | Sunrise:07:41 AM Sunset: 04:09 PM |
Moonrise:08:47 AM Moonset: 04:24 PM Moon Phase ( New Moon ) |
|
| 21 December 2025 Sunday |  Cloudy |
-0.6 ° C (30.9°F) |
6.4 ° C (43.5°F) |
2.6 ° C (36.6°F) |
% 82 | 0% | 0.1 | Sunrise:07:41 AM Sunset: 04:10 PM |
Moonrise:09:27 AM Moonset: 05:31 PM Moon Phase ( Waxing Crescent ) |
|
| 22 December 2025 Monday |  Mist |
-2.2 ° C (28°F) |
2.5 ° C (36.5°F) |
0.6 ° C (33.1°F) |
% 92 | 87% | 0.1 | Sunrise:07:42 AM Sunset: 04:10 PM |
Moonrise:09:58 AM Moonset: 06:42 PM Moon Phase ( Waxing Crescent ) |
|
| 23 December 2025 Tuesday | Sunny |
0.6 ° C (33.1°F) |
4.2 ° C (39.6°F) |
2.2 ° C (36°F) |
% 80 | 0% | 0.1 | Sunrise:07:42 AM Sunset: 04:11 PM |
Moonrise:10:23 AM Moonset: 07:55 PM Moon Phase ( Waxing Crescent ) |
|
| 24 December 2025 Wednesday |  Patchy rain nearby |
1.1 ° C (34°F) |
6.5 ° C (43.7°F) |
3 ° C (37.5°F) |
% 86 | 86% | 0 | Sunrise:07:43 AM Sunset: 04:12 PM |
Moonrise:10:43 AM Moonset: 09:08 PM Moon Phase ( Waxing Crescent ) |
|
| 25 December 2025 Thursday | Patchy rain nearby |
0 ° C (32°F) |
3.8 ° C (38.9°F) |
1.8 ° C (35.2°F) |
% 90 | 76% | 1 | Sunrise:07:43 AM Sunset: 04:12 PM |
Moonrise:11:00 AM Moonset: 10:20 PM Moon Phase ( Waxing Crescent ) |
|
| 26 December 2025 Friday |  Partly Cloudy |
-1.3 ° C (29.7°F) |
3.4 ° C (38.2°F) |
0.5 ° C (32.9°F) |
% 83 | 0% | 2 | Sunrise:07:43 AM Sunset: 04:13 PM |
Moonrise:11:16 AM Moonset: 11:35 PM Moon Phase ( Waxing Crescent ) |
|
| 27 December 2025 Saturday | Partly Cloudy |
-0.9 ° C (30.4°F) |
3 ° C (37.3°F) |
0.5 ° C (33°F) |
% 85 | 0% | 2 | Sunrise:07:44 AM Sunset: 04:14 PM |
Moonrise:11:33 AM Moonset: No moonset Moon Phase ( First Quarter ) |
|
| 28 December 2025 Sunday | Patchy rain nearby |
1.2 ° C (34.1°F) |
4 ° C (39.2°F) |
3 ° C (37.5°F) |
% 89 | 79% | 1 | Sunrise:07:44 AM Sunset: 04:15 PM |
Moonrise:11:51 AM Moonset: 12:51 AM Moon Phase ( Waxing Gibbous ) |
|
| 29 December 2025 Monday | Patchy rain nearby |
0.9 ° C (33.5°F) |
7.5 ° C (45.5°F) |
4.3 ° C (39.8°F) |
% 80 | 79% | 1 | Sunrise:07:44 AM Sunset: 04:15 PM |
Moonrise:12:12 PM Moonset: 02:11 AM Moon Phase ( Waxing Gibbous ) |
|
| 30 December 2025 Tuesday | Sunny |
-0.9 ° C (30.4°F) |
4.5 ° C (40.2°F) |
0.8 ° C (33.4°F) |
% 76 | 0% | 2 | Sunrise:07:44 AM Sunset: 04:16 PM |
Moonrise:12:39 PM Moonset: 03:36 AM Moon Phase ( Waxing Gibbous ) |
|
| 31 December 2025 Wednesday |  Light freezing rain |
-0.9 ° C (30.3°F) |
2.2 ° C (36°F) |
1 ° C (33.7°F) |
% 84 | 85% | 1 | Sunrise:07:44 AM Sunset: 04:17 PM |
Moonrise:01:17 PM Moonset: 05:03 AM Moon Phase ( Waxing Gibbous ) |
|
| 01 January 2026 Thursday | Patchy rain nearby |
0.1 ° C (32.2°F) |
2.4 ° C (36.4°F) |
1.3 ° C (34.4°F) |
% 94 | 83% | 1 | Sunrise:07:44 AM Sunset: 04:18 PM |
Moonrise:02:09 PM Moonset: 06:25 AM Moon Phase ( Waxing Gibbous ) |
|
| 02 January 2026 Friday | Cloudy |
-1.4 ° C (29.5°F) |
2.5 ° C (36.4°F) |
0.4 ° C (32.7°F) |
% 85 | 0% | 1 | Sunrise:07:44 AM Sunset: 04:19 PM |
Moonrise:03:17 PM Moonset: 07:35 AM Moon Phase ( Waxing Gibbous ) |
|
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