morning
+6° afternoon
+9° evening
+5° night
+2° Loudoun County. Weather forecast for today, 18 March: in the morning Air temperature +6°, Feels like 0°, clear, Wind speed 5.6 Meters per second, north-westerly, Humidity 51%, Pressure 750 millimeters of mercury; in the afternoon +9°, Feels like +2°, partly cloudy, Wind speed 6.9 Meters per second, north-westerly, Humidity 28%, Pressure 748 millimeters of mercury; in the evening +5°, Feels like −2°, mostly clear, Wind speed 6.5 Meters per second, north-westerly, Humidity 37%, Pressure 750 millimeters of mercury; in the night +2°, Feels like −4°, clear, Wind speed 4.4 Meters per second, north-westerly, Humidity 55%, Pressure 750 millimeters of mercury; UV Index: 5, moderate; Magnetic field: quiet; Daytime water temperature +10°; Sunrise 07:16 AM; Sunset 07:19 PM; Daylight hours: 12 h 3 min
morning
+3° afternoon
+10° evening
+10° night
+6° Weather forecast for tomorrow, 19 March: in the morning Air temperature +3°, Feels like −4°, partly cloudy, Wind speed 6.1 Meters per second, westerly, Humidity 52%, Pressure 751 millimeters of mercury; in the afternoon +10°, Feels like +3°, partly cloudy, Wind speed 5.6 Meters per second, westerly, Humidity 27%, Pressure 749 millimeters of mercury; in the evening +10°, Feels like +5°, partly cloudy, Wind speed 3.7 Meters per second, south-westerly, Humidity 32%, Pressure 746 millimeters of mercury; in the night +6°, Feels like +2°, mostly clear, Wind speed 2 Meters per second, south-westerly, Humidity 48%, Pressure 745 millimeters of mercury; UV Index: 3, moderate; Magnetic field: quiet; Daytime water temperature +12°; Sunrise 07:14 AM; Sunset 07:20 PM; Daylight hours: 12 h 6 min
morning
+8° afternoon
+16° evening
+12° night
+4° Weather forecast for Wednesday, 20 March: in the morning Air temperature +8°, Feels like +3°, mostly clear, Wind speed 4.5 Meters per second, south-westerly, Humidity 50%, Pressure 746 millimeters of mercury; in the afternoon +16°, Feels like +8°, partly cloudy, Wind speed 8.3 Meters per second, westerly, Humidity 30%, Pressure 745 millimeters of mercury; in the evening +12°, Feels like +5°, mostly clear, Wind speed 7 Meters per second, north-westerly, Humidity 31%, Pressure 747 millimeters of mercury; in the night +4°, Feels like −3°, clear, Wind speed 5.3 Meters per second, north-westerly, Humidity 44%, Pressure 754 millimeters of mercury; UV Index: 3, moderate; Magnetic field: quiet; Daytime water temperature +16°; Sunrise 07:13 AM; Sunset 07:21 PM; Daylight hours: 12 h 8 min
morning
+2° afternoon
+9° evening
+7° night
0° Weather forecast for Thursday, 21 March: in the morning Air temperature +2°, Feels like −4°, clear, Wind speed 5 Meters per second, north-westerly, Humidity 43%, Pressure 758 millimeters of mercury; in the afternoon +9°, Feels like +3°, clear, Wind speed 5.1 Meters per second, north-westerly, Humidity 20%, Pressure 759 millimeters of mercury; in the evening +7°, Feels like +1°, clear, Wind speed 3.7 Meters per second, north-westerly, Humidity 29%, Pressure 759 millimeters of mercury; in the night 0°, Feels like −5°, clear, Wind speed 2.7 Meters per second, northerly, Humidity 53%, Pressure 761 millimeters of mercury; UV Index: 5, moderate; Magnetic field: unsettled; Daytime water temperature +10°; Sunrise 07:11 AM; Sunset 07:22 PM; Daylight hours: 12 h 11 min
morning
+3° afternoon
+10° evening
+8° night
+7° Weather forecast for Friday, 22 March: in the morning Air temperature +3°, Feels like −2°, partly cloudy, Wind speed 3.5 Meters per second, south-easterly, Humidity 54%, Pressure 763 millimeters of mercury; in the afternoon +10°, Feels like +5°, partly cloudy, Wind speed 4.1 Meters per second, southerly, Humidity 45%, Pressure 759 millimeters of mercury; in the evening +8°, Feels like +4°, light rain, Wind speed 3.5 Meters per second, south-easterly, Humidity 70%, Pressure 757 millimeters of mercury; in the night +7°, Feels like +3°, rain, Wind speed 3.5 Meters per second, south-easterly, Humidity 88%, Pressure 755 millimeters of mercury; UV Index: 3, moderate; Magnetic field: quiet; Daytime water temperature +10°; Sunrise 07:10 AM; Sunset 07:23 PM; Daylight hours: 12 h 13 min
Air Pollution: Beyond Human Causes
morning
+8° afternoon
+12° evening
+8° night
+3° Weather forecast for Saturday, 23 March: in the morning Air temperature +8°, Feels like +4°, light rain, Wind speed 4.3 Meters per second, north-westerly, Humidity 89%, Pressure 752 millimeters of mercury; in the afternoon +12°, Feels like +7°, overcast, Wind speed 6 Meters per second, north-westerly, Humidity 62%, Pressure 750 millimeters of mercury; in the evening +8°, Feels like +2°, overcast, Wind speed 5.6 Meters per second, north-westerly, Humidity 57%, Pressure 753 millimeters of mercury; in the night +3°, Feels like −4°, mostly clear, Wind speed 5.9 Meters per second, northerly, Humidity 57%, Pressure 757 millimeters of mercury; UV Index: 0, low; Daytime water temperature +12°; Sunrise 07:08 AM; Sunset 07:24 PM; Daylight hours: 12 h 16 min
morning
+4° afternoon
+11° evening
+6° night
+2° Weather forecast for Sunday, 24 March: in the morning Air temperature +4°, Feels like −2°, clear, Wind speed 5 Meters per second, northerly, Humidity 48%, Pressure 761 millimeters of mercury; in the afternoon +11°, Feels like +5°, clear, Wind speed 4 Meters per second, north-easterly, Humidity 25%, Pressure 760 millimeters of mercury; in the evening +6°, Feels like +1°, clear, Wind speed 2.7 Meters per second, north-easterly, Humidity 42%, Pressure 760 millimeters of mercury; in the night +2°, Feels like −2°, clear, Wind speed 2.7 Meters per second, easterly, Humidity 66%, Pressure 760 millimeters of mercury; Daytime water temperature +11°; Sunrise 07:06 AM; Sunset 07:25 PM; Daylight hours: 12 h 19 min
morning
+6° afternoon
+13° evening
+9° night
+6° Weather forecast for Monday, 25 March: in the morning Air temperature +6°, Feels like +1°, overcast, Wind speed 3.9 Meters per second, south-easterly, Humidity 63%, Pressure 760 millimeters of mercury; in the afternoon +13°, Feels like +8°, overcast, Wind speed 5 Meters per second, south-easterly, Humidity 43%, Pressure 759 millimeters of mercury; in the evening +9°, Feels like +5°, overcast, Wind speed 3.5 Meters per second, south-easterly, Humidity 63%, Pressure 756 millimeters of mercury; in the night +6°, Feels like +2°, overcast, Wind speed 3.7 Meters per second, easterly, Humidity 75%, Pressure 756 millimeters of mercury; Daytime water temperature +13°; Sunrise 07:05 AM; Sunset 07:26 PM; Daylight hours: 12 h 21 min
morning
+8° afternoon
+12° evening
+10° night
+9° Weather forecast for Tuesday, 26 March: in the morning Air temperature +8°, Feels like +3°, overcast, Wind speed 4.5 Meters per second, easterly, Humidity 74%, Pressure 754 millimeters of mercury; in the afternoon +12°, Feels like +8°, light rain, Wind speed 4.5 Meters per second, south-easterly, Humidity 69%, Pressure 754 millimeters of mercury; in the evening +10°, Feels like +7°, overcast, Wind speed 3.2 Meters per second, south-easterly, Humidity 77%, Pressure 753 millimeters of mercury; in the night +9°, Feels like +6°, overcast, Wind speed 3 Meters per second, southerly, Humidity 86%, Pressure 753 millimeters of mercury; Daytime water temperature +12°; Sunrise 07:03 AM; Sunset 07:27 PM; Daylight hours: 12 h 24 min
morning
+11° afternoon
+14° evening
+12° night
+9° Weather forecast for Wednesday, 27 March: in the morning Air temperature +11°, Feels like +8°, light rain, Wind speed 3.7 Meters per second, southerly, Humidity 82%, Pressure 753 millimeters of mercury; in the afternoon +14°, Feels like +11°, light rain, Wind speed 4.5 Meters per second, south-westerly, Humidity 75%, Pressure 752 millimeters of mercury; in the evening +12°, Feels like +10°, overcast, Wind speed 2.9 Meters per second, southerly, Humidity 86%, Pressure 752 millimeters of mercury; in the night +9°, Feels like +6°, light rain, Wind speed 3.4 Meters per second, north-westerly, Humidity 87%, Pressure 752 millimeters of mercury; Daytime water temperature +14°; Sunrise 07:02 AM; Sunset 07:28 PM; Daylight hours: 12 h 26 min
Discover Loudoun County's weather update: +3° now, reaching a high of +10° and a low of +3°. 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.