Weekly Weather Forecast for Herndon, Virginia, United States

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Overall WeatherTemperaturePressure
Few Clouds59.59°F/15.33°C1024 hPa
Wind SpeedWind DirectionClouds
2.06 MPH 10 Degrees 20%
Humidity PercentageSunrise TimeSunset Time
45
Current Local Time
Moonrise Time Moonset Time
11:11:11
   EDT
Ultraviolet Index (UV Index)
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Weather forecast for 12-May-2026

Duration from Weather Summary Temperature Minimum
Temperature
Maximum
Temperature
Atmospheric Pressure
in hPa
Humidity Clouds Wind Speed Wind
Direction
11 AMFew Clouds59.59°F 15.33°C59.59°F 15.33°C59.95°F 15.53°C102445200.9528
2 PMFew Clouds61.45°F 16.36°C61.45°F 16.36°C65.16°F 18.42°C102342151.57218
5 PMClear Sky66.56°F 19.2°C66.56°F 19.2°C70.03°F 21.13°C10213872.19179
8 PMClear Sky62.29°F 16.83°C62.29°F 16.83°C62.29°F 16.83°C10195233.68130
11 PMBroken Clouds57.07°F 13.93°C57.07°F 13.93°C57.07°F 13.93°C101957535.49162

Weather forecast for 13-May-2026

Duration from Weather Summary Temperature Minimum
Temperature
Maximum
Temperature
Atmospheric Pressure
in hPa
Humidity Clouds Wind Speed Wind
Direction
2 AMBroken Clouds60.26°F 15.7°C60.26°F 15.7°C60.26°F 15.7°C101862685.58183
5 AMClear Sky54.16°F 12.31°C54.16°F 12.31°C54.16°F 12.31°C10165896.42195
8 AMClear Sky57.13°F 13.96°C57.13°F 13.96°C57.13°F 13.96°C10165666.76199
11 AMClear Sky68.52°F 20.29°C68.52°F 20.29°C68.52°F 20.29°C10144137.12208
2 PMScattered Clouds74.57°F 23.65°C74.57°F 23.65°C74.57°F 23.65°C101137406.83207
5 PMModerate Rain58.26°F 14.59°C58.26°F 14.59°C58.26°F 14.59°C1010961001.28291
8 PMModerate Rain56.34°F 13.52°C56.34°F 13.52°C56.34°F 13.52°C100996983.15187
11 PMModerate Rain56.26°F 13.48°C56.26°F 13.48°C56.26°F 13.48°C1010991002.24212

Weather forecast for 14-May-2026

Duration from Weather Summary Temperature Minimum
Temperature
Maximum
Temperature
Atmospheric Pressure
in hPa
Humidity Clouds Wind Speed Wind
Direction
2 AMLight Rain50.45°F 10.25°C50.45°F 10.25°C50.45°F 10.25°C100996692.83321
5 AMClear Sky46.06°F 7.81°C46.06°F 7.81°C46.06°F 7.81°C10099412.91308
8 AMFew Clouds49.14°F 9.52°C49.14°F 9.52°C49.14°F 9.52°C101185154.76303
11 AMScattered Clouds53.65°F 12.03°C53.65°F 12.03°C53.65°F 12.03°C101262326.56315
2 PMBroken Clouds52.21°F 11.23°C52.21°F 11.23°C52.21°F 11.23°C101264655.4304
5 PMLight Rain53.37°F 11.87°C53.37°F 11.87°C53.37°F 11.87°C1011671004.96311
8 PMOvercast Clouds51.73°F 10.96°C51.73°F 10.96°C51.73°F 10.96°C1012621004.82315
11 PMOvercast Clouds51.13°F 10.63°C51.13°F 10.63°C51.13°F 10.63°C1013641005.07311

Weather forecast for 15-May-2026

Duration from Weather Summary Temperature Minimum
Temperature
Maximum
Temperature
Atmospheric Pressure
in hPa
Humidity Clouds Wind Speed Wind
Direction
2 AMOvercast Clouds51.24°F 10.69°C51.24°F 10.69°C51.24°F 10.69°C1013671005.09317
5 AMOvercast Clouds51.08°F 10.6°C51.08°F 10.6°C51.08°F 10.6°C1013681004.89314
8 AMOvercast Clouds50.56°F 10.31°C50.56°F 10.31°C50.56°F 10.31°C1015731004.64308
11 AMBroken Clouds55.4°F 13°C55.4°F 13°C55.4°F 13°C101661735.46315
2 PMBroken Clouds63.18°F 17.32°C63.18°F 17.32°C63.18°F 17.32°C101548754.9334
5 PMBroken Clouds64.69°F 18.16°C64.69°F 18.16°C64.69°F 18.16°C101450673.98346
8 PMBroken Clouds56.75°F 13.75°C56.75°F 13.75°C56.75°F 13.75°C101569750.6654
11 PMOvercast Clouds57.61°F 14.23°C57.61°F 14.23°C57.61°F 14.23°C101762981.85249

Weather forecast for 16-May-2026

Duration from Weather Summary Temperature Minimum
Temperature
Maximum
Temperature
Atmospheric Pressure
in hPa
Humidity Clouds Wind Speed Wind
Direction
2 AMOvercast Clouds57.04°F 13.91°C57.04°F 13.91°C57.04°F 13.91°C101762991.95189
5 AMOvercast Clouds56.26°F 13.48°C56.26°F 13.48°C56.26°F 13.48°C101666992.03188
8 AMOvercast Clouds58.17°F 14.54°C58.17°F 14.54°C58.17°F 14.54°C101769942.24198
11 AMOvercast Clouds67.77°F 19.87°C67.77°F 19.87°C67.77°F 19.87°C1016521002193
2 PMOvercast Clouds77.97°F 25.54°C77.97°F 25.54°C77.97°F 25.54°C1014451002.84227
5 PMLight Rain70.92°F 21.62°C70.92°F 21.62°C70.92°F 21.62°C101476972.08340
8 PMLight Rain68.36°F 20.2°C68.36°F 20.2°C68.36°F 20.2°C101587841.06319
11 PMOvercast Clouds64.76°F 18.2°C64.76°F 18.2°C64.76°F 18.2°C101793920.89257

Weather forecast for 17-May-2026

Duration from Weather Summary Temperature Minimum
Temperature
Maximum
Temperature
Atmospheric Pressure
in hPa
Humidity Clouds Wind Speed Wind
Direction
2 AMOvercast Clouds62.74°F 17.08°C62.74°F 17.08°C62.74°F 17.08°C101896961.47237
5 AMOvercast Clouds62.06°F 16.7°C62.06°F 16.7°C62.06°F 16.7°C1018941001.24291
8 AMOvercast Clouds66.65°F 19.25°C66.65°F 19.25°C66.65°F 19.25°C1020891000.97302

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