Loudoun County, current weather: partly cloudy, no precipitation is expected for the next 2 hours. Air temperature +7°, feels like +2°. Wind speed 4.6 Meters per second, westerly. Pressure 753 millimeters of mercury. Humidity 57%. Sunrise 07:28, Sunset 17:08. This time yesterday +4°
Weather map
Weather forecast in Loudoun County, United States
What type of warnings are you interested in?
Overview
Gardening
Road conditions
Winter sports
Weather forecast for the week: temperature will drop to −2° · winds at 8 m/s with gusts up to 12 m/s · sleet
Weather forecast for tomorrow: 0°, 7° colder than today · winds at 5–6 m/s with gusts up to 12 m/s · clear, no precipitation
Weather forecast for today: −5…+7° · clear, no precipitation · light winds at 2–3 m/s with gusts up to 7 m/s
Weather forecast for the weekend: light sleet · +2…+7° · light winds at 3 m/s with gusts up to 10 m/s
Wind speed 4.6 Meters per second, westerly, Light. Humidity 57%, Normal. Pressure 753 millimeters of mercury, Normal
Data sources
Click to view information from weather data sources
Loudoun County, United States: Hourly forecast.
2 pm: +7°, mostly clear, Feels like +2°.
3 pm: +7°, partly cloudy, Feels like +2°.
4 pm: +6°, partly cloudy, Feels like +1°.
5 pm: +5°, mostly clear, Feels like 0°.
Sunset 13 January 05:08 pm
6 pm: +4°, mostly clear, Feels like -1°.
7 pm: +2°, clear, Feels like -2°.
8 pm: 0°, clear, Feels like -4°.
9 pm: 0°, clear, Feels like -4°.
10 pm: -1°, mostly clear, Feels like -6°.
11 pm: -1°, clear, Feels like -6°.
Tuesday, 12 am: -1°, clear, Feels like -7°.
1 am: -2°, clear, Feels like -8°.
2 am: -2°, clear, Feels like -8°.
3 am: -3°, clear, Feels like -9°.
4 am: -4°, clear, Feels like -10°.
5 am: -4°, clear, Feels like -10°.
6 am: -5°, clear, Feels like -11°.
7 am: -5°, clear, Feels like -11°.
Sunrise 14 January 07:27 am
8 am: -5°, clear, Feels like -11°.
9 am: -4°, clear, Feels like -11°.
10 am: -2°, clear, Feels like -9°.
11 am: -1°, clear, Feels like -8°.
12 pm: 0°, clear, Feels like -7°.
1 pm: 0°, clear, Feels like -7°.
2 pm: 0°, clear, Feels like -7°.
3 pm: 0°, mostly clear, Feels like -7°.
4 pm: 0°, partly cloudy, Feels like -7°.
5 pm: -1°, overcast, Feels like -8°.
Sunset 14 January 05:10 pm
6 pm: -2°, overcast, Feels like -9°.
7 pm: -3°, overcast, Feels like -11°.
8 pm: -4°, partly cloudy, Feels like -12°.
9 pm: -5°, partly cloudy, Feels like -13°.
10 pm: -6°, mostly clear, Feels like -14°.
11 pm: -6°, clear, Feels like -14°.
Free AI-powered Weather App
Weather forecast for 10 days in Loudoun County, United States
Air quality forecast
Moderate
Air quality is acceptable. Enjoy your usual outdoor activities.
- AQI — 80
- AQI — 87
- AQI — 62
- AQI — 36
- AQI — 35
- AQI — 32
- AQI — 31
- AQI — 31
Weather forecast for Today, 13 January: in the morning air temperature -1°, feels like −5°, partly cloudy, wind speed 2 meters per second, westerly, humidity 71%, pressure 754 millimeters of mercury; in the afternoon +6°, feels like +1°, partly cloudy, wind speed 3.9 meters per second, westerly, humidity 47%, pressure 753 millimeters of mercury; in the evening +2°, feels like −3°, clear, wind speed 2.9 meters per second, north-westerly, humidity 59%, pressure 754 millimeters of mercury; in the night -2°, feels like −8°, clear, wind speed 3.9 meters per second, north-westerly, humidity 50%, pressure 756 millimeters of mercury; uv index: 2, low; magnetic field: quiet; sunrise 7:28 am; sunset 5:08 pm; daylight hours: 9 hr 40 min
Weather forecast for Tomorrow, 14 January: in the morning air temperature -4°, feels like −11°, clear, wind speed 5.8 meters per second, north-westerly, humidity 44%, pressure 758 millimeters of mercury; in the afternoon 0°, feels like −7°, mostly clear, wind speed 5.8 meters per second, north-westerly, humidity 35%, pressure 756 millimeters of mercury; in the evening -4°, feels like −12°, partly cloudy, wind speed 6.9 meters per second, north-westerly, humidity 45%, pressure 758 millimeters of mercury; in the night -7°, feels like −15°, mostly clear, wind speed 6.9 meters per second, north-westerly, humidity 47%, pressure 760 millimeters of mercury; uv index: 2, low; magnetic field: quiet; daytime water temperature 0°; sunrise 7:27 am; sunset 5:10 pm; daylight hours: 9 hr 43 min
Weather forecast for Wednesday, 15 January: in the morning air temperature -5°, feels like −14°, mostly clear, wind speed 8.6 meters per second, north-westerly, humidity 50%, pressure 762 millimeters of mercury; in the afternoon -2°, feels like −11°, partly cloudy, wind speed 8.8 meters per second, north-westerly, humidity 45%, pressure 761 millimeters of mercury; in the evening -5°, feels like −12°, mostly clear, wind speed 5.1 meters per second, north-westerly, humidity 52%, pressure 761 millimeters of mercury; in the night -9°, feels like −15°, mostly clear, wind speed 3.9 meters per second, westerly, humidity 66%, pressure 759 millimeters of mercury; uv index: 2, low; magnetic field: quiet; daytime water temperature 0°; sunrise 7:27 am; sunset 5:11 pm; daylight hours: 9 hr 44 min
Weather forecast for Thursday, 16 January: in the morning air temperature -8°, feels like −13°, partly cloudy, wind speed 3.2 meters per second, southerly, humidity 70%, pressure 756 millimeters of mercury; in the afternoon -1°, feels like −7°, overcast, wind speed 3.9 meters per second, south-westerly, humidity 48%, pressure 752 millimeters of mercury; in the evening 0°, feels like −5°, overcast, wind speed 2.7 meters per second, westerly, humidity 63%, pressure 750 millimeters of mercury; in the night -2°, feels like −7°, partly cloudy, wind speed 2.7 meters per second, westerly, humidity 69%, pressure 752 millimeters of mercury; uv index: 2, low; daytime water temperature 0°; sunrise 7:27 am; sunset 5:12 pm; daylight hours: 9 hr 45 min
Weather forecast for Friday, 17 January: in the morning air temperature -1°, feels like −7°, partly cloudy, wind speed 3.9 meters per second, westerly, humidity 65%, pressure 756 millimeters of mercury; in the afternoon +6°, feels like +1°, clear, wind speed 3.7 meters per second, south-westerly, humidity 45%, pressure 754 millimeters of mercury; in the evening +2°, feels like −2°, clear, wind speed 2.7 meters per second, southerly, humidity 65%, pressure 752 millimeters of mercury; in the night +2°, feels like −2°, partly cloudy, wind speed 3 meters per second, southerly, humidity 70%, pressure 751 millimeters of mercury; uv index: 0, low; daytime water temperature +3°; sunrise 7:26 am; sunset 5:13 pm; daylight hours: 9 hr 47 min
Weather forecast for Saturday, 18 January: in the morning air temperature +4°, feels like 0°, overcast, wind speed 3.2 meters per second, southerly, humidity 75%, pressure 750 millimeters of mercury; in the afternoon +7°, feels like +3°, light rain, wind speed 3.5 meters per second, westerly, humidity 64%, pressure 749 millimeters of mercury; in the evening +4°, feels like 0°, partly cloudy, wind speed 2.5 meters per second, westerly, humidity 74%, pressure 750 millimeters of mercury; in the night +2°, feels like −2°, overcast, wind speed 2.4 meters per second, north-westerly, humidity 78%, pressure 752 millimeters of mercury; daytime water temperature +5°; sunrise 7:26 am; sunset 5:14 pm; daylight hours: 9 hr 48 min
Weather forecast for Sunday, 19 January: in the morning air temperature +2°, feels like −3°, light rain, wind speed 3.2 meters per second, north-westerly, humidity 70%, pressure 756 millimeters of mercury; in the afternoon +2°, feels like −2°, sleet, wind speed 2.7 meters per second, north-westerly, humidity 63%, pressure 756 millimeters of mercury; in the evening 0°, feels like −4°, sleet, wind speed 2.5 meters per second, northerly, humidity 75%, pressure 756 millimeters of mercury; in the night -2°, feels like −7°, snow, wind speed 3.2 meters per second, north-westerly, humidity 73%, pressure 756 millimeters of mercury; daytime water temperature +1°; sunrise 7:25 am; sunset 5:15 pm; daylight hours: 9 hr 50 min
Weather forecast for Monday, 20 January: in the morning air temperature -3°, feels like −9°, light snow, wind speed 3.9 meters per second, north-westerly, humidity 64%, pressure 758 millimeters of mercury; in the afternoon -1°, feels like −8°, partly cloudy, wind speed 5.6 meters per second, north-westerly, humidity 49%, pressure 759 millimeters of mercury; in the evening -4°, feels like −10°, clear, wind speed 4.4 meters per second, north-westerly, humidity 59%, pressure 761 millimeters of mercury; in the night -7°, feels like −13°, clear, wind speed 4.3 meters per second, north-westerly, humidity 66%, pressure 761 millimeters of mercury; daytime water temperature 0°; sunrise 7:25 am; sunset 5:16 pm; daylight hours: 9 hr 51 min
Weather forecast for Tuesday, 21 January: in the morning air temperature -7°, feels like −13°, mostly clear, wind speed 4.4 meters per second, westerly, humidity 66%, pressure 761 millimeters of mercury; in the afternoon -5°, feels like −12°, partly cloudy, wind speed 5.9 meters per second, north-westerly, humidity 48%, pressure 760 millimeters of mercury; in the evening -7°, feels like −13°, clear, wind speed 3.7 meters per second, north-westerly, humidity 53%, pressure 764 millimeters of mercury; in the night -10°, feels like −16°, clear, wind speed 3.7 meters per second, north-westerly, humidity 60%, pressure 766 millimeters of mercury; daytime water temperature 0°; sunrise 7:24 am; sunset 5:17 pm; daylight hours: 9 hr 53 min
Weather forecast for Wednesday, 22 January: in the morning air temperature -11°, feels like −18°, clear, wind speed 4.5 meters per second, north-westerly, humidity 57%, pressure 770 millimeters of mercury; in the afternoon -6°, feels like −13°, mostly clear, wind speed 4.6 meters per second, north-westerly, humidity 36%, pressure 769 millimeters of mercury; in the evening -7°, feels like −13°, partly cloudy, wind speed 3.5 meters per second, north-westerly, humidity 60%, pressure 765 millimeters of mercury; in the night -9°, feels like −15°, clear, wind speed 3.4 meters per second, westerly, humidity 66%, pressure 763 millimeters of mercury; daytime water temperature 0°; sunrise 7:24 am; sunset 5:18 pm; daylight hours: 9 hr 54 min
Weather forecast Loudoun County, United States for the next month
Get the weather forecast for the next 30 days, including january and february. There's a separate page where you can view the daytime and nighttime air temperature, precipitation, the number of sunny days, air pressure, and humidity.
View the monthly weather forecastWeather forecast on maps Loudoun County, United States
Weather Loudoun County, United States: radar, precipitation and lightning map online
Weather Loudoun County, United States: snow depth on the map
Weather Loudoun County, United States: temperature map online
Weather Loudoun County, United States: wind speed and direction on a map
Weather Loudoun County, United States: atmospheric pressure on a map
The incredible power of tsunamis: Nature’s most destructive force
Weather in Loudoun County — FAQ
What is the weather today in Loudoun County?
The weather in Loudoun County today: partly cloudy, with an air temperature of +2°.
What will the weather in Loudoun County be like tomorrow?
The weather in Loudoun County tomorrow: mostly clear, with an air temperature of −2°.
What is the usual weather in Loudoun County in January?
In January, the weather in Loudoun County is usually clear, with an average air temperature of +4°.
What is the air pollution level in Loudoun County right now?
The air pollution level in Loudoun County is currently low, measuring 74.
What is the coldest month in Loudoun County?
The coldest month in Loudoun County is January, with an average air temperature of +4°.
What is the hottest month in Loudoun County?
The hottest month in Loudoun County is July, with an average air temperature of +29°.
Discover Loudoun County's weather update: +7° now, reaching a high of +7° and a low of −5°. Prepare for the day ahead with our reliable forecast, ensuring you're ready for any temperature changes. Whether you're indoors or outdoors, stay in the know about Loudoun County's weather conditions.
Weather forecast for the week: temperature will drop to −2° · winds at 8 m/s with gusts up to 12 m/s · sleet. Weather forecast for tomorrow: 0°, 7° colder than today · winds at 5–6 m/s with gusts up to 12 m/s · clear, no precipitation. Weather forecast for today: −5…+7° · clear, no precipitation · light winds at 2–3 m/s with gusts up to 7 m/s. Weather forecast for the weekend: light sleet · +2…+7° · light winds at 3 m/s with gusts up to 10 m/s
Weather forecast for Today, 13 January: in the morning air temperature -1°, feels like −5°, partly cloudy, wind speed 2 meters per second, westerly, humidity 71%, pressure 754 millimeters of mercury; in the afternoon +6°, feels like +1°, partly cloudy, wind speed 3.9 meters per second, westerly, humidity 47%, pressure 753 millimeters of mercury; in the evening +2°, feels like −3°, clear, wind speed 2.9 meters per second, north-westerly, humidity 59%, pressure 754 millimeters of mercury; in the night -2°, feels like −8°, clear, wind speed 3.9 meters per second, north-westerly, humidity 50%, pressure 756 millimeters of mercury; uv index: 2, low; magnetic field: quiet; sunrise 7:28 am; sunset 5:08 pm; daylight hours: 9 hr 40 min
Weather forecast for Tomorrow, 14 January: in the morning air temperature -4°, feels like −11°, clear, wind speed 5.8 meters per second, north-westerly, humidity 44%, pressure 758 millimeters of mercury; in the afternoon 0°, feels like −7°, mostly clear, wind speed 5.8 meters per second, north-westerly, humidity 35%, pressure 756 millimeters of mercury; in the evening -4°, feels like −12°, partly cloudy, wind speed 6.9 meters per second, north-westerly, humidity 45%, pressure 758 millimeters of mercury; in the night -7°, feels like −15°, mostly clear, wind speed 6.9 meters per second, north-westerly, humidity 47%, pressure 760 millimeters of mercury; uv index: 2, low; magnetic field: quiet; daytime water temperature 0°; sunrise 7:27 am; sunset 5:10 pm; daylight hours: 9 hr 43 min