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Weather forecast in Loudoun County, United States

Loudoun County, current weather: rain, rain is expected to continue for the next 2 hours. Air temperature +17°, feels like +10°. Wind speed 9.3 Meters per second, north-westerly. Pressure 741 millimeters of mercury. Humidity 59%. Sunrise 07:13, Sunset 19:21. This time yesterday +22°

What type of warnings are you interested in?

Hourly forecast.

  • 6 pm: +17°, rain, Feels like +13°. Probability of precipitation 90%

  • 7 pm: +16°, rain, Feels like +12°. Probability of precipitation 90%

  • Sunset 20 March 07:21 pm

  • 8 pm: +14°, rain, Feels like +10°. Probability of precipitation 90%

  • 9 pm: +11°, light rain, Feels like +5°. Probability of precipitation 60%

  • 10 pm: +10°, partly cloudy, Feels like +3°. Probability of precipitation 40%

  • 11 pm: +10°, mostly clear, Feels like +3°.

  • Friday, 12 am: +8°, mostly clear, Feels like +1°.

  • 1 am: +7°, mostly clear, Feels like 0°.

  • 2 am: +6°, partly cloudy, Feels like -1°.

  • 3 am: +4°, partly cloudy, Feels like -4°.

  • 4 am: +4°, partly cloudy, Feels like -4°.

  • 5 am: +3°, partly cloudy, Feels like -5°.

  • 6 am: +3°, partly cloudy, Feels like -5°.

  • 7 am: +2°, mostly clear, Feels like -6°.

  • Sunrise 21 March 07:12 am

  • 8 am: +4°, clear, Feels like -4°.

  • 9 am: +5°, clear, Feels like -4°.

  • 10 am: +7°, mostly clear, Feels like -2°.

  • 11 am: +9°, mostly clear, Feels like +1°.

  • 12 pm: +10°, clear, Feels like +3°.

  • 1 pm: +12°, clear, Feels like +5°.

  • 2 pm: +13°, clear, Feels like +6°.

  • 3 pm: +14°, clear, Feels like +7°.

  • 4 pm: +14°, clear, Feels like +7°.

  • 5 pm: +14°, partly cloudy, Feels like +7°.

  • 6 pm: +13°, overcast, Feels like +7°.

  • 7 pm: +12°, partly cloudy, Feels like +7°.

  • Sunset 21 March 07:22 pm

  • 8 pm: +9°, mostly clear, Feels like +5°.

  • 9 pm: +7°, mostly clear, Feels like +4°.

  • 10 pm: +6°, overcast, Feels like +3°.

  • 11 pm: +6°, overcast, Feels like +3°.

Air quality forecast

Good

The air quality is good. Enjoy your usual outdoor activities.

  • AQI — 50
  • AQI — 51
  • AQI — 44
  • AQI — 35
  • AQI — 34
  • AQI — 37
  • AQI — 39
  • AQI — 40

Weather forecast for Today, 20 March: in the morning air temperature +13°, feels like +8°, partly cloudy, wind speed 5.8 meters per second, south-easterly, humidity 52%, pressure 745 millimeters of mercury; in the afternoon +21°, feels like +17°, rain, wind speed 6.5 meters per second, southerly, humidity 42%, pressure 742 millimeters of mercury; in the evening +15°, feels like +10°, rain, wind speed 6.8 meters per second, north-westerly, humidity 66%, pressure 742 millimeters of mercury; in the night +7°, feels like −1°, partly cloudy, wind speed 8 meters per second, north-westerly, humidity 61%, pressure 746 millimeters of mercury; uv index: 6, high; magnetic field: quiet; sunrise 7:13 am; sunset 7:21 pm; daylight hours: 12 hr 8 min

Weather forecast for Tomorrow, 21 March: in the morning air temperature +5°, feels like −4°, mostly clear, wind speed 9.5 meters per second, north-westerly, humidity 46%, pressure 750 millimeters of mercury; in the afternoon +13°, feels like +6°, clear, wind speed 7.6 meters per second, north-westerly, humidity 22%, pressure 751 millimeters of mercury; in the evening +10°, feels like +4°, partly cloudy, wind speed 4.3 meters per second, westerly, humidity 36%, pressure 752 millimeters of mercury; in the night +4°, feels like 0°, overcast, wind speed 1.6 meters per second, southerly, humidity 59%, pressure 751 millimeters of mercury; uv index: 5, moderate; magnetic field: quiet; daytime water temperature +12°; sunrise 7:12 am; sunset 7:22 pm; daylight hours: 12 hr 10 min

Weather forecast for Saturday, 22 March: in the morning air temperature +8°, feels like +4°, overcast, wind speed 3.7 meters per second, south-westerly, humidity 54%, pressure 748 millimeters of mercury; in the afternoon +18°, feels like +10°, light rain, wind speed 8.6 meters per second, westerly, humidity 28%, pressure 747 millimeters of mercury; in the evening +13°, feels like +6°, partly cloudy, wind speed 7 meters per second, north-westerly, humidity 43%, pressure 750 millimeters of mercury; in the night +5°, feels like 0°, partly cloudy, wind speed 4.5 meters per second, north-westerly, humidity 60%, pressure 755 millimeters of mercury; uv index: 4, moderate; magnetic field: quiet; daytime water temperature +10°; sunrise 7:10 am; sunset 7:23 pm; daylight hours: 12 hr 13 min

Weather forecast for Sunday, 23 March: in the morning air temperature +3°, feels like −2°, partly cloudy, wind speed 3.2 meters per second, northerly, humidity 55%, pressure 758 millimeters of mercury; in the afternoon +12°, feels like +7°, overcast, wind speed 3.7 meters per second, southerly, humidity 30%, pressure 757 millimeters of mercury; in the evening +11°, feels like +6°, overcast, wind speed 4.4 meters per second, south-easterly, humidity 42%, pressure 753 millimeters of mercury; in the night +10°, feels like +5°, overcast, wind speed 5.3 meters per second, south-easterly, humidity 66%, pressure 751 millimeters of mercury; uv index: 4, moderate; daytime water temperature +9°; sunrise 7:08 am; sunset 7:24 pm; daylight hours: 12 hr 16 min

Weather forecast for Monday, 24 March: in the morning air temperature +13°, feels like +10°, overcast, wind speed 4.5 meters per second, south-westerly, humidity 75%, pressure 748 millimeters of mercury; in the afternoon +16°, feels like +12°, light rain, wind speed 6.1 meters per second, westerly, humidity 61%, pressure 747 millimeters of mercury; in the evening +12°, feels like +7°, mostly clear, wind speed 4.3 meters per second, westerly, humidity 51%, pressure 748 millimeters of mercury; in the night +7°, feels like +2°, partly cloudy, wind speed 4.3 meters per second, north-westerly, humidity 56%, pressure 750 millimeters of mercury; uv index: 4, moderate; daytime water temperature +11°; sunrise 7:07 am; sunset 7:25 pm; daylight hours: 12 hr 18 min

Weather forecast for Tuesday, 25 March: in the morning air temperature +9°, feels like +4°, overcast, wind speed 4.1 meters per second, westerly, humidity 50%, pressure 753 millimeters of mercury; in the afternoon +14°, feels like +8°, overcast, wind speed 5.5 meters per second, westerly, humidity 27%, pressure 752 millimeters of mercury; in the evening +10°, feels like +5°, light rain, wind speed 3.5 meters per second, westerly, humidity 44%, pressure 752 millimeters of mercury; in the night +5°, feels like +1°, rain, wind speed 3.2 meters per second, westerly, humidity 72%, pressure 753 millimeters of mercury; uv index: 0, low; daytime water temperature +11°; sunrise 7:05 am; sunset 7:26 pm; daylight hours: 12 hr 21 min

Weather forecast for Wednesday, 26 March: in the morning air temperature +8°, feels like +3°, rain, wind speed 4.5 meters per second, westerly, humidity 61%, pressure 752 millimeters of mercury; in the afternoon +13°, feels like +6°, overcast, wind speed 6.8 meters per second, westerly, humidity 38%, pressure 752 millimeters of mercury; in the evening +8°, feels like +3°, mostly clear, wind speed 4.6 meters per second, north-westerly, humidity 53%, pressure 754 millimeters of mercury; in the night +4°, feels like −1°, mostly clear, wind speed 4.4 meters per second, north-westerly, humidity 65%, pressure 756 millimeters of mercury; daytime water temperature +10°; sunrise 7:04 am; sunset 7:27 pm; daylight hours: 12 hr 23 min

Weather forecast for Thursday, 27 March: in the morning air temperature +7°, feels like 0°, mostly clear, wind speed 6.6 meters per second, north-westerly, humidity 51%, pressure 758 millimeters of mercury; in the afternoon +13°, feels like +6°, mostly clear, wind speed 6.5 meters per second, westerly, humidity 28%, pressure 757 millimeters of mercury; in the evening +11°, feels like +6°, clear, wind speed 3.7 meters per second, south-westerly, humidity 45%, pressure 756 millimeters of mercury; in the night +4°, feels like −1°, partly cloudy, wind speed 3.7 meters per second, westerly, humidity 63%, pressure 758 millimeters of mercury; daytime water temperature +9°; sunrise 7:02 am; sunset 7:28 pm; daylight hours: 12 hr 26 min

Weather forecast for Friday, 28 March: in the morning air temperature +8°, feels like +1°, overcast, wind speed 6.5 meters per second, westerly, humidity 50%, pressure 757 millimeters of mercury; in the afternoon +15°, feels like +7°, overcast, wind speed 8 meters per second, westerly, humidity 28%, pressure 753 millimeters of mercury; in the evening +10°, feels like +5°, mostly clear, wind speed 4.5 meters per second, north-westerly, humidity 44%, pressure 754 millimeters of mercury; in the night +12°, feels like +8°, clear, wind speed 3.5 meters per second, south-westerly, humidity 56%, pressure 754 millimeters of mercury; daytime water temperature +9°; sunrise 7:01 am; sunset 7:29 pm; daylight hours: 12 hr 28 min

Weather forecast for Saturday, 29 March: in the morning air temperature +9°, feels like +4°, mostly clear, wind speed 4.5 meters per second, westerly, humidity 55%, pressure 756 millimeters of mercury; in the afternoon +15°, feels like +10°, mostly clear, wind speed 5 meters per second, westerly, humidity 43%, pressure 757 millimeters of mercury; in the evening +19°, feels like +16°, mostly clear, wind speed 4.4 meters per second, south-westerly, humidity 53%, pressure 753 millimeters of mercury; in the night +15°, feels like +12°, overcast, wind speed 4.4 meters per second, south-westerly, humidity 68%, pressure 754 millimeters of mercury; daytime water temperature +10°; sunrise 6:59 am; sunset 7:30 pm; daylight hours: 12 hr 31 min

Weather in Loudoun County — FAQ

What is the weather today in Loudoun County?

The weather in Loudoun County today: rain, with an air temperature of +16°.

What will the weather in Loudoun County be like tomorrow?

The weather in Loudoun County tomorrow: mostly clear, with an air temperature of +9°.

What is the usual weather in Loudoun County in March?

In March, the weather in Loudoun County is usually clear, with an average air temperature of +7°.

What is the air pollution level in Loudoun County right now?

The air pollution level in Loudoun County is currently low, measuring 49.

What is the coldest month in Loudoun County?

The coldest month in Loudoun County is January, with an average air temperature of +1°.

What is the hottest month in Loudoun County?

The hottest month in Loudoun County is July, with an average air temperature of +26°.