Herndon, VA Weather

    17:00 Monday
    Scattered clouds
    Scattered clouds
    0° Feels like -5°
    Strong west wind West 27 - 65 km/h
    • Today 29 Dec. Light rain with partly cloudy skies 90% 1.7 mm 14° / -2° Very strong west wind 35 - 76 km/h
    • Tomorrow 30 Dec. Partly cloudy 1° / -4° Strong west wind 28 - 62 km/h
    • Wednesday 31 Dec. Partly cloudy 3° / -4° Moderate west wind 15 - 34 km/h
    • Thursday 1 Jan. Scattered clouds 0° / -7° Moderate northwest wind 21 - 47 km/h
    • Friday 2 Jan. Partly cloudy 5° / -7° Moderate south wind 10 - 28 km/h
    • Saturday 3 Jan. Partly cloudy 3° / -4° Moderate north wind 12 - 29 km/h
    • Sunday 4 Jan. Scattered clouds 2° / -6° Moderate north wind 10 - 30 km/h

    Weather Forecast for Herndon, VA Today

    , 29 December

    Tomorrow

    , 30 December
    17:00 Partly cloudy 2° Partly cloudy
    Feels Like -4°
    Very strong west wind West 31 - 75 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 42%
    • Dew Point Dew Point -10 °C
    • Clouds Clouds 56%
    • Feels Like Feels Like -4 °C
    • Visibility Visibility 50 km
    • Wind Wind - Average 31 km/h
    • Pressure Pressure 1005 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 75 km/h
    • Snowline Snowline 984 ft
    18:00 Scattered clouds 0° Scattered clouds
    Feels Like -5°
    Strong west wind West 27 - 65 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 44%
    • Dew Point Dew Point -10 °C
    • Clouds Clouds 29%
    • Feels Like Feels Like -5 °C
    • Visibility Visibility 45 km
    • Wind Wind - Average 27 km/h
    • Pressure Pressure 1006 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 65 km/h
    • Snowline Snowline 656 ft
    19:00 Scattered clouds -1° Scattered clouds
    Feels Like -6°
    Strong west wind West 26 - 56 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 45%
    • Dew Point Dew Point -11 °C
    • Clouds Clouds 45%
    • Feels Like Feels Like -6 °C
    • Visibility Visibility 45 km
    • Wind Wind - Average 26 km/h
    • Pressure Pressure 1007 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 56 km/h
    • Snowline Snowline 0 ft
    20:00 Scattered clouds -1° Scattered clouds
    Feels Like -7°
    Strong west wind West 28 - 58 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 45%
    • Dew Point Dew Point -11 °C
    • Clouds Clouds 53%
    • Feels Like Feels Like -7 °C
    • Visibility Visibility 45 km
    • Wind Wind - Average 28 km/h
    • Pressure Pressure 1008 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 58 km/h
    • Snowline Snowline 0 ft
    21:00 Scattered clouds -1° Scattered clouds
    Feels Like -8°
    Strong west wind West 30 - 62 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 45%
    • Dew Point Dew Point -12 °C
    • Clouds Clouds 38%
    • Feels Like Feels Like -8 °C
    • Visibility Visibility 45 km
    • Wind Wind - Average 30 km/h
    • Pressure Pressure 1008 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 62 km/h
    • Snowline Snowline 0 ft
    22:00 Scattered clouds -1° Scattered clouds
    Feels Like -7°
    Strong west wind West 29 - 62 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 47%
    • Dew Point Dew Point -11 °C
    • Clouds Clouds 31%
    • Feels Like Feels Like -7 °C
    • Visibility Visibility 45 km
    • Wind Wind - Average 29 km/h
    • Pressure Pressure 1009 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 62 km/h
    • Snowline Snowline 0 ft
    23:00 Scattered clouds -1° Scattered clouds
    Feels Like -8°
    Strong west wind West 32 - 66 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 49%
    • Dew Point Dew Point -11 °C
    • Clouds Clouds 47%
    • Feels Like Feels Like -8 °C
    • Visibility Visibility 45 km
    • Wind Wind - Average 32 km/h
    • Pressure Pressure 1009 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 66 km/h
    • Snowline Snowline 0 ft
    24:00 Partly cloudy -1° Partly cloudy
    Feels Like -8°
    Strong west wind West 30 - 66 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 51%
    • Dew Point Dew Point -10 °C
    • Clouds Clouds 86%
    • Feels Like Feels Like -8 °C
    • Visibility Visibility 45 km
    • Wind Wind - Average 30 km/h
    • Pressure Pressure 1009 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 66 km/h
    • Snowline Snowline 0 ft

    Sunrise and Sunset

    Sunrise 07:27 Sunset 16:55
    First light 06:57 Midday 12:11 Last light 17:25
    Day length 9h 28m

    Lunar calendar

    Mon Tue Wed Thu Fri Sat Sun
    29 First Quarter
    30 First Quarter
    31 First Quarter
    1 First Quarter
    2 Full Moon
    3 Full Moon
    4 Full Moon
    5 Last Quarter
    6 Last Quarter
    7 Last Quarter
    8 Last Quarter
    9 Last Quarter
    10 Last Quarter
    11 Last Quarter

    Air quality in Herndon today

    Detail
    31
    Fair O₃ (76 µg/m³)
    • Little health risk.
    • Sensitive people should consider reducing prolonged or intense outdoor activities if they experience symptoms.

    Weather graphs
    Maximum Minimum Rainfall

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