Current weather conditions and 15 day weather forecast for Williston, Maryland, USA including weather daily high/low temperature, warnings, chance of precipitation, pressure, humidity/wind chill, rain risk, wind speed, cloud, pressure, and UV index.
| 20 December 2025 Saturday 6.2 ° C / 43.2°F ![]() Sunny |
Feels Like : 3.2 ° C / 37.7°F Humidity : % 45 Pressure : 1022 mb Wind Speed : 15.5 kmph / 9.6 miles from S ![]() Visibility : 16 km Precipitation (rainfall) : 0 mm Cloud (%) : 0 |
| Date | Weather forecast | Low temperature | High temperature | Avg. temperature | Humidity | Chance of rain | UV Index | Sun Position | Moon Position | |
|---|---|---|---|---|---|---|---|---|---|---|
| 20 December 2025 Saturday | Sunny |
-0.4 ° C (31.3°F) |
8.4 ° C (47.1°F) |
2.2 ° C (35.9°F) |
% 65 | 0% | 0.4 | Sunrise:07:18 AM Sunset: 04:44 PM |
Moonrise:08:07 AM Moonset: 05:03 PM Moon Phase ( New Moon ) |
|
| 21 December 2025 Sunday | Sunny |
0.2 ° C (32.4°F) |
8.8 ° C (47.8°F) |
3.8 ° C (38.9°F) |
% 69 | 0% | 0.3 | Sunrise:07:19 AM Sunset: 04:45 PM |
Moonrise:08:52 AM Moonset: 06:04 PM Moon Phase ( Waxing Crescent ) |
|
| 22 December 2025 Monday | Sunny |
-3.9 ° C (25°F) |
1.4 ° C (34.5°F) |
-0.9 ° C (30.5°F) |
% 55 | 0% | 0.4 | Sunrise:07:19 AM Sunset: 04:45 PM |
Moonrise:09:30 AM Moonset: 07:08 PM Moon Phase ( Waxing Crescent ) |
|
| 23 December 2025 Tuesday | Patchy rain nearby |
-0.7 ° C (30.7°F) |
4.2 ° C (39.5°F) |
2.5 ° C (36.5°F) |
% 75 | 87% | 0.1 | Sunrise:07:20 AM Sunset: 04:46 PM |
Moonrise:10:02 AM Moonset: 08:14 PM Moon Phase ( Waxing Crescent ) |
|
| 24 December 2025 Wednesday | Partly Cloudy |
1.7 ° C (35.1°F) |
7.8 ° C (46°F) |
5.5 ° C (41.9°F) |
% 83 | 0% | 0 | Sunrise:07:20 AM Sunset: 04:46 PM |
Moonrise:10:29 AM Moonset: 09:19 PM Moon Phase ( Waxing Crescent ) |
|
| 25 December 2025 Thursday | Patchy rain nearby |
1.1 ° C (34°F) |
10.4 ° C (50.8°F) |
7 ° C (44.7°F) |
% 84 | 0% | 2 | Sunrise:07:20 AM Sunset: 04:47 PM |
Moonrise:10:54 AM Moonset: 10:25 PM Moon Phase ( Waxing Crescent ) |
|
| 26 December 2025 Friday | Patchy rain nearby |
9.3 ° C (48.7°F) |
18.6 ° C (65.5°F) |
14 ° C (57.1°F) |
% 80 | 79% | 3 | Sunrise:07:21 AM Sunset: 04:48 PM |
Moonrise:11:18 AM Moonset: 11:31 PM Moon Phase ( Waxing Crescent ) |
|
| 27 December 2025 Saturday | Sunny |
5.2 ° C (41.4°F) |
12.6 ° C (54.7°F) |
8.5 ° C (47.3°F) |
% 81 | 0% | 3 | Sunrise:07:21 AM Sunset: 04:48 PM |
Moonrise:11:41 AM Moonset: No moonset Moon Phase ( First Quarter ) |
|
| 28 December 2025 Sunday | Partly Cloudy |
4 ° C (39.2°F) |
8 ° C (46.3°F) |
6.2 ° C (43.1°F) |
% 77 | 0% | 3 | Sunrise:07:21 AM Sunset: 04:49 PM |
Moonrise:12:06 PM Moonset: 12:39 AM Moon Phase ( Waxing Gibbous ) |
|
| 29 December 2025 Monday | Moderate rain |
2 ° C (35.7°F) |
5.6 ° C (42.1°F) |
3.7 ° C (38.7°F) |
% 90 | 87% | 1 | Sunrise:07:22 AM Sunset: 04:50 PM |
Moonrise:12:34 PM Moonset: 01:51 AM Moon Phase ( Waxing Gibbous ) |
|
| 30 December 2025 Tuesday | Blizzard |
-2.7 ° C (27.1°F) |
0.8 ° C (33.4°F) |
-0.1 ° C (31.8°F) |
% 92 | 68% | 1 | Sunrise:07:22 AM Sunset: 04:51 PM |
Moonrise:01:09 PM Moonset: 03:07 AM Moon Phase ( Waxing Gibbous ) |
|
| 31 December 2025 Wednesday | Sunny |
-5.8 ° C (21.5°F) |
0.9 ° C (33.7°F) |
-2.8 ° C (27°F) |
% 83 | 0% | 2 | Sunrise:07:22 AM Sunset: 04:51 PM |
Moonrise:01:53 PM Moonset: 04:25 AM Moon Phase ( Waxing Gibbous ) |
|
| 01 January 2026 Thursday | Partly Cloudy |
-3.8 ° C (25.2°F) |
3.7 ° C (38.7°F) |
-0.3 ° C (31.5°F) |
% 80 | 0% | 2 | Sunrise:07:22 AM Sunset: 04:52 PM |
Moonrise:02:47 PM Moonset: 05:43 AM Moon Phase ( Waxing Gibbous ) |
|
| 02 January 2026 Friday | Sunny |
-0.6 ° C (30.8°F) |
6.3 ° C (43.4°F) |
1.8 ° C (35.3°F) |
% 83 | 0% | 2 | Sunrise:07:22 AM Sunset: 04:53 PM |
Moonrise:03:55 PM Moonset: 06:53 AM Moon Phase ( Waxing Gibbous ) |
|