Current weather conditions and 15 day weather forecast for William R Fairchild 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.
| 17 December 2025 Wednesday 6.7 ° C / 44.1°F ![]() Partly cloudy |
Feels Like : 3.4 ° C / 38.1°F Humidity : % 73 Pressure : 1014 mb Wind Speed : 18.4 kmph / 11.4 miles from WSW ![]() Visibility : 16 km Precipitation (rainfall) : 0.34 mm Cloud (%) : 50 |
| Date | Weather forecast | Low temperature | High temperature | Avg. temperature | Humidity | Chance of rain | UV Index | Sun Position | Moon Position | |
|---|---|---|---|---|---|---|---|---|---|---|
| 17 December 2025 Wednesday | Moderate rain |
3.5 ° C (38.3°F) |
9.9 ° C (49.8°F) |
5.6 ° C (42.1°F) |
% 78 | 88% | 0.1 | Sunrise:07:59 AM Sunset: 04:21 PM |
Moonrise:06:14 AM Moonset: 02:15 PM Moon Phase ( Waning Crescent ) |
|
| 18 December 2025 Thursday | Moderate rain |
1.1 ° C (34°F) |
8.7 ° C (47.7°F) |
5.3 ° C (41.6°F) |
% 85 | 66% | 0 | Sunrise:08:00 AM Sunset: 04:21 PM |
Moonrise:07:20 AM Moonset: 02:52 PM Moon Phase ( Waning Crescent ) |
|
| 19 December 2025 Friday | Patchy rain nearby |
-2.7 ° C (27.1°F) |
5 ° C (41°F) |
1.2 ° C (34.1°F) |
% 78 | 72% | 0.1 | Sunrise:08:01 AM Sunset: 04:22 PM |
Moonrise:08:19 AM Moonset: 03:39 PM Moon Phase ( New Moon ) |
|
| 20 December 2025 Saturday | Patchy rain nearby |
-1.9 ° C (28.6°F) |
6.1 ° C (42.9°F) |
1.2 ° C (34.1°F) |
% 85 | 84% | 0.1 | Sunrise:08:01 AM Sunset: 04:22 PM |
Moonrise:09:10 AM Moonset: 04:36 PM Moon Phase ( New Moon ) |
|
| 21 December 2025 Sunday | Moderate rain |
-1.4 ° C (29.4°F) |
6.5 ° C (43.7°F) |
2.5 ° C (36.5°F) |
% 89 | 61% | 0 | Sunrise:08:02 AM Sunset: 04:23 PM |
Moonrise:09:49 AM Moonset: 05:44 PM Moon Phase ( Waxing Crescent ) |
|
| 22 December 2025 Monday | Patchy rain nearby |
0.3 ° C (32.5°F) |
5.8 ° C (42.4°F) |
3.7 ° C (38.6°F) |
% 90 | 85% | 1 | Sunrise:08:02 AM Sunset: 04:23 PM |
Moonrise:10:19 AM Moonset: 06:55 PM Moon Phase ( Waxing Crescent ) |
|
| 23 December 2025 Tuesday | Patchy rain nearby |
-1.3 ° C (29.6°F) |
5.2 ° C (41.4°F) |
2.6 ° C (36.7°F) |
% 84 | 82% | 1 | Sunrise:08:03 AM Sunset: 04:24 PM |
Moonrise:10:43 AM Moonset: 08:09 PM Moon Phase ( Waxing Crescent ) |
|
| 24 December 2025 Wednesday | Partly Cloudy |
-3.8 ° C (25.2°F) |
5.2 ° C (41.4°F) |
0.3 ° C (32.5°F) |
% 75 | 0% | 2 | Sunrise:08:03 AM Sunset: 04:24 PM |
Moonrise:11:02 AM Moonset: 09:23 PM Moon Phase ( Waxing Crescent ) |
|
| 25 December 2025 Thursday | Partly Cloudy |
-1.1 ° C (29.9°F) |
5.5 ° C (42°F) |
1.4 ° C (34.6°F) |
% 78 | 0% | 2 | Sunrise:08:03 AM Sunset: 04:25 PM |
Moonrise:11:18 AM Moonset: 10:37 PM Moon Phase ( Waxing Crescent ) |
|
| 26 December 2025 Friday | Patchy rain nearby |
-0 ° C (31.9°F) |
6.7 ° C (44.1°F) |
2.5 ° C (36.5°F) |
% 79 | 82% | 1 | Sunrise:08:04 AM Sunset: 04:26 PM |
Moonrise:11:34 AM Moonset: 11:53 PM Moon Phase ( Waxing Crescent ) |
|
| 27 December 2025 Saturday | Light freezing rain |
-1.8 ° C (28.7°F) |
5 ° C (41°F) |
0.5 ° C (32.9°F) |
% 84 | 84% | 1 | Sunrise:08:04 AM Sunset: 04:27 PM |
Moonrise:11:49 AM Moonset: No moonset Moon Phase ( First Quarter ) |
|
| 28 December 2025 Sunday | Moderate rain |
-0.7 ° C (30.8°F) |
3.9 ° C (39°F) |
2.3 ° C (36.1°F) |
% 91 | 81% | 1 | Sunrise:08:04 AM Sunset: 04:27 PM |
Moonrise:12:06 PM Moonset: 01:10 AM Moon Phase ( Waxing Gibbous ) |
|
| 29 December 2025 Monday | Patchy rain nearby |
0.1 ° C (32.1°F) |
4.1 ° C (39.4°F) |
2.1 ° C (35.8°F) |
% 89 | 87% | 1 | Sunrise:08:04 AM Sunset: 04:28 PM |
Moonrise:12:26 PM Moonset: 02:31 AM Moon Phase ( Waxing Gibbous ) |
|
| 30 December 2025 Tuesday | Patchy rain nearby |
-1.7 ° C (28.9°F) |
4.6 ° C (40.2°F) |
1.5 ° C (34.7°F) |
% 85 | 89% | 1 | Sunrise:08:04 AM Sunset: 04:29 PM |
Moonrise:12:52 PM Moonset: 03:57 AM Moon Phase ( Waxing Gibbous ) |
|