Weather in Herndon, Virginia, United States
7-Day Forecast Summary
7-Day Detailed Weather Forecast for Herndon
Tonight |
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Temperature: 66°F Wind Speed: 3 mph Wind Direction: SW Forecast: Partly cloudy, with a low around 66. Southwest wind around 3 mph. |
Sunday |
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Temperature: 93°F Wind Speed: 5 to 13 mph Wind Direction: S Forecast: A slight chance of rain showers between 1pm and 2pm, then a chance of showers and thunderstorms between 2pm and 4pm, then showers and thunderstorms likely between 4pm and 5pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 93. South wind 5 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch possible. |
Sunday Night |
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Temperature: 62°F Wind Speed: 6 to 12 mph Wind Direction: W Forecast: A chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 62. West wind 6 to 12 mph, with gusts as high as 21 mph. Chance of precipitation is 30%. New rainfall amounts between a tenth and quarter of an inch possible. |
Monday |
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Temperature: 80°F Wind Speed: 8 to 12 mph Wind Direction: NW Forecast: Mostly sunny, with a high near 80. Northwest wind 8 to 12 mph, with gusts as high as 20 mph. |
Monday Night |
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Temperature: 60°F Wind Speed: 1 to 7 mph Wind Direction: NW Forecast: Partly cloudy, with a low around 60. Northwest wind 1 to 7 mph. |
Tuesday |
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Temperature: 80°F Wind Speed: 1 to 6 mph Wind Direction: E Forecast: Partly sunny, with a high near 80. |
Tuesday Night |
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Temperature: 61°F Wind Speed: 2 to 6 mph Wind Direction: SE Forecast: A slight chance of showers and thunderstorms between 8pm and 2am. Partly cloudy, with a low around 61. Chance of precipitation is 20%. |
Wednesday |
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Temperature: 86°F Wind Speed: 2 to 8 mph Wind Direction: S Forecast: A slight chance of rain showers between 8am and 2pm, then a slight chance of showers and thunderstorms. Partly sunny, with a high near 86. Chance of precipitation is 20%. |
Wednesday Night |
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Temperature: 65°F Wind Speed: 3 to 9 mph Wind Direction: S Forecast: A slight chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 65. Chance of precipitation is 20%. |
Thursday |
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Temperature: 93°F Wind Speed: 10 to 17 mph Wind Direction: SW Forecast: A slight chance of rain showers between 8am and 2pm, then a chance of showers and thunderstorms. Mostly sunny, with a high near 93. Chance of precipitation is 40%. |
Thursday Night |
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Temperature: 68°F Wind Speed: 9 to 16 mph Wind Direction: W Forecast: A chance of showers and thunderstorms before 8pm, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 68. Chance of precipitation is 40%. |
Juneteenth |
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Temperature: 86°F Wind Speed: 12 mph Wind Direction: W Forecast: A chance of rain showers. Partly sunny, with a high near 86. Chance of precipitation is 50%. |
Friday Night |
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Temperature: 62°F Wind Speed: 5 to 10 mph Wind Direction: NW Forecast: A chance of rain showers before 8pm. Partly cloudy, with a low around 62. Chance of precipitation is 40%. |
Saturday |
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Temperature: 86°F Wind Speed: 5 to 10 mph Wind Direction: NW Forecast: Mostly sunny, with a high near 86. |