Current weather conditions and 15 day weather forecast for Mason Neck, Virginia, 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 6.8 ° C / 44.2°F ![]() Sunny |
Feels Like : 4.1 ° C / 39.3°F Humidity : % 43 Pressure : 1021 mb Wind Speed : 14.4 kmph / 8.9 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 |
-2.5 ° C (27.5°F) |
10.3 ° C (50.5°F) |
3.2 ° C (37.8°F) |
% 52 | 0% | 0.4 | Sunrise:07:23 AM Sunset: 04:51 PM |
Moonrise:08:12 AM Moonset: 05:10 PM Moon Phase ( New Moon ) |
|
| 21 December 2025 Sunday | Sunny |
0.9 ° C (33.7°F) |
12.7 ° C (54.9°F) |
5.5 ° C (42°F) |
% 51 | 0% | 0.3 | Sunrise:07:24 AM Sunset: 04:51 PM |
Moonrise:08:57 AM Moonset: 06:10 PM Moon Phase ( Waxing Crescent ) |
|
| 22 December 2025 Monday | Sunny |
-3.3 ° C (26.1°F) |
4.4 ° C (39.9°F) |
-0 ° C (31.9°F) |
% 51 | 0% | 0.4 | Sunrise:07:24 AM Sunset: 04:52 PM |
Moonrise:09:35 AM Moonset: 07:15 PM Moon Phase ( Waxing Crescent ) |
|
| 23 December 2025 Tuesday | Patchy rain nearby |
-0.6 ° C (31°F) |
4.6 ° C (40.2°F) |
2.6 ° C (36.6°F) |
% 67 | 85% | 0.2 | Sunrise:07:25 AM Sunset: 04:52 PM |
Moonrise:10:07 AM Moonset: 08:20 PM Moon Phase ( Waxing Crescent ) |
|
| 24 December 2025 Wednesday | Partly Cloudy |
2.2 ° C (36°F) |
9.2 ° C (48.6°F) |
6.3 ° C (43.3°F) |
% 83 | 0% | 0 | Sunrise:07:25 AM Sunset: 04:53 PM |
Moonrise:10:35 AM Moonset: 09:26 PM Moon Phase ( Waxing Crescent ) |
|
| 25 December 2025 Thursday | Overcast |
3.1 ° C (37.6°F) |
13.9 ° C (57.1°F) |
9.2 ° C (48.6°F) |
% 86 | 0% | 2 | Sunrise:07:25 AM Sunset: 04:53 PM |
Moonrise:11:00 AM Moonset: 10:31 PM Moon Phase ( Waxing Crescent ) |
|
| 26 December 2025 Friday | Sunny |
10.5 ° C (51°F) |
20.2 ° C (68.4°F) |
15.2 ° C (59.3°F) |
% 77 | 0% | 5 | Sunrise:07:26 AM Sunset: 04:54 PM |
Moonrise:11:23 AM Moonset: 11:37 PM Moon Phase ( Waxing Crescent ) |
|
| 27 December 2025 Saturday | Sunny |
6.6 ° C (44°F) |
15.1 ° C (59.1°F) |
10.6 ° C (51°F) |
% 83 | 0% | 4 | Sunrise:07:26 AM Sunset: 04:55 PM |
Moonrise:11:47 AM Moonset: No moonset Moon Phase ( First Quarter ) |
|
| 28 December 2025 Sunday | Patchy rain nearby |
5.6 ° C (42.1°F) |
8.9 ° C (48.1°F) |
8 ° C (46.5°F) |
% 82 | 80% | 2 | Sunrise:07:26 AM Sunset: 04:55 PM |
Moonrise:12:12 PM Moonset: 12:45 AM Moon Phase ( Waxing Gibbous ) |
|
| 29 December 2025 Monday | Moderate rain |
1.2 ° C (34.2°F) |
3.3 ° C (37.9°F) |
3 ° C (37.4°F) |
% 95 | 84% | 1 | Sunrise:07:27 AM Sunset: 04:56 PM |
Moonrise:12:40 PM Moonset: 01:57 AM Moon Phase ( Waxing Gibbous ) |
|
| 30 December 2025 Tuesday | Heavy snow |
-1.3 ° C (29.6°F) |
2.5 ° C (36.6°F) |
0.8 ° C (33.4°F) |
% 90 | 63% | 1 | Sunrise:07:27 AM Sunset: 04:57 PM |
Moonrise:01:16 PM Moonset: 03:12 AM Moon Phase ( Waxing Gibbous ) |
|
| 31 December 2025 Wednesday | Sunny |
-3.8 ° C (25.1°F) |
2.9 ° C (37.3°F) |
-1.2 ° C (29.9°F) |
% 70 | 0% | 2 | Sunrise:07:27 AM Sunset: 04:58 PM |
Moonrise:01:59 PM Moonset: 04:30 AM Moon Phase ( Waxing Gibbous ) |
|
| 01 January 2026 Thursday | Partly Cloudy |
-3.2 ° C (26.2°F) |
5.9 ° C (42.6°F) |
0.4 ° C (32.8°F) |
% 74 | 0% | 2 | Sunrise:07:27 AM Sunset: 04:59 PM |
Moonrise:02:54 PM Moonset: 05:48 AM Moon Phase ( Waxing Gibbous ) |
|
| 02 January 2026 Friday | Sunny |
-1 ° C (30.2°F) |
8.3 ° C (46.9°F) |
2.6 ° C (36.6°F) |
% 82 | 0% | 2 | Sunrise:07:27 AM Sunset: 04:59 PM |
Moonrise:04:01 PM Moonset: 06:58 AM Moon Phase ( Waxing Gibbous ) |
|