Current weather conditions and 15 day weather forecast for Potomac, 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.
| 16 December 2025 Tuesday 1.1 ° C / 34°F ![]() Clear |
Feels Like : -0.9 ° C / 30.3°F Humidity : % 41 Pressure : 1022 mb Wind Speed : 6.5 kmph / 4 miles from SSE ![]() 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 | |
|---|---|---|---|---|---|---|---|---|---|---|
| 16 December 2025 Tuesday | Sunny |
-6.7 ° C (19.9°F) |
7.9 ° C (46.2°F) |
-0.8 ° C (30.5°F) |
% 45 | 0% | 0.4 | Sunrise:07:22 AM Sunset: 04:48 PM |
Moonrise:04:21 AM Moonset: 02:11 PM Moon Phase ( Waning Crescent ) |
|
| 17 December 2025 Wednesday | Overcast |
-0.6 ° C (30.9°F) |
4.2 ° C (39.6°F) |
1.7 ° C (35.1°F) |
% 53 | 0% | 0.3 | Sunrise:07:22 AM Sunset: 04:48 PM |
Moonrise:05:23 AM Moonset: 02:44 PM Moon Phase ( Waning Crescent ) |
|
| 18 December 2025 Thursday | Patchy rain nearby |
0.7 ° C (33.3°F) |
6.3 ° C (43.3°F) |
3.8 ° C (38.8°F) |
% 91 | 86% | 0.4 | Sunrise:07:23 AM Sunset: 04:48 PM |
Moonrise:06:24 AM Moonset: 03:25 PM Moon Phase ( Waning Crescent ) |
|
| 19 December 2025 Friday | Moderate rain |
-1.4 ° C (29.4°F) |
13.9 ° C (57.1°F) |
6.5 ° C (43.6°F) |
% 73 | 80% | 0.3 | Sunrise:07:24 AM Sunset: 04:49 PM |
Moonrise:07:22 AM Moonset: 04:12 PM Moon Phase ( New Moon ) |
|
| 20 December 2025 Saturday | Overcast |
-2.3 ° C (27.8°F) |
4.9 ° C (40.8°F) |
0.2 ° C (32.4°F) |
% 56 | 0% | 0 | Sunrise:07:24 AM Sunset: 04:49 PM |
Moonrise:08:13 AM Moonset: 05:08 PM Moon Phase ( New Moon ) |
|
| 21 December 2025 Sunday | Partly Cloudy |
2.7 ° C (36.8°F) |
10.3 ° C (50.5°F) |
5.9 ° C (42.6°F) |
% 68 | 0% | 3 | Sunrise:07:25 AM Sunset: 04:50 PM |
Moonrise:08:58 AM Moonset: 06:09 PM Moon Phase ( Waxing Crescent ) |
|
| 22 December 2025 Monday | Partly Cloudy |
1.9 ° C (35.5°F) |
5.4 ° C (41.7°F) |
3.5 ° C (38.3°F) |
% 60 | 0% | 2 | Sunrise:07:25 AM Sunset: 04:50 PM |
Moonrise:09:36 AM Moonset: 07:14 PM Moon Phase ( Waxing Crescent ) |
|
| 23 December 2025 Tuesday | Patchy rain nearby |
0.3 ° C (32.6°F) |
4.3 ° C (39.8°F) |
2.8 ° C (37.1°F) |
% 76 | 84% | 1 | Sunrise:07:26 AM Sunset: 04:51 PM |
Moonrise:10:08 AM Moonset: 08:19 PM Moon Phase ( Waxing Crescent ) |
|
| 24 December 2025 Wednesday | Sunny |
3 ° C (37.4°F) |
8.1 ° C (46.6°F) |
5.7 ° C (42.3°F) |
% 72 | 0% | 3 | Sunrise:07:26 AM Sunset: 04:52 PM |
Moonrise:10:35 AM Moonset: 09:25 PM Moon Phase ( Waxing Crescent ) |
|
| 25 December 2025 Thursday | Overcast |
1.3 ° C (34.4°F) |
4.1 ° C (39.4°F) |
3 ° C (37.4°F) |
% 60 | 0% | 1 | Sunrise:07:26 AM Sunset: 04:52 PM |
Moonrise:11:00 AM Moonset: 10:30 PM Moon Phase ( Waxing Crescent ) |
|
| 26 December 2025 Friday | Overcast |
5.3 ° C (41.6°F) |
18.6 ° C (65.5°F) |
13.4 ° C (56.1°F) |
% 86 | 0% | 3 | Sunrise:07:27 AM Sunset: 04:53 PM |
Moonrise:11:23 AM Moonset: 11:37 PM Moon Phase ( Waxing Crescent ) |
|
| 27 December 2025 Saturday | Partly Cloudy |
2.1 ° C (35.8°F) |
9.8 ° C (49.7°F) |
8.7 ° C (47.6°F) |
% 68 | 0% | 3 | Sunrise:07:27 AM Sunset: 04:53 PM |
Moonrise:11:46 AM Moonset: No moonset Moon Phase ( First Quarter ) |
|
| 28 December 2025 Sunday | Heavy snow |
-0.1 ° C (31.9°F) |
0.9 ° C (33.7°F) |
0.7 ° C (33.3°F) |
% 85 | 74% | 1 | Sunrise:07:27 AM Sunset: 04:54 PM |
Moonrise:12:11 PM Moonset: 12:45 AM Moon Phase ( Waxing Gibbous ) |
|
| 29 December 2025 Monday | Light freezing rain |
-4.5 ° C (23.9°F) |
0.3 ° C (32.5°F) |
-1.4 ° C (29.5°F) |
% 90 | 0% | 1 | Sunrise:07:28 AM Sunset: 04:55 PM |
Moonrise:12:39 PM Moonset: 01:57 AM Moon Phase ( Waxing Gibbous ) |
|