Herndon, VA Weather

    07:00 Thursday
    Sunny
    Clear
    -4° Feels like -10°
    Moderate northwest wind Northwest 24 - 49 km/h
    • Today 1 Jan. Snow with partly cloudy skies 30% 0.2 mm 1° / -5° Strong northwest wind 26 - 59 km/h
    • Tomorrow 2 Jan. Partly cloudy 5° / -4° Moderate northwest wind 19 - 45 km/h
    • Saturday 3 Jan. Partly cloudy 2° / -5° Moderate north wind 13 - 26 km/h
    • Sunday 4 Jan. Scattered clouds 3° / -4° Moderate northwest wind 16 - 38 km/h
    • Monday 5 Jan. Partly cloudy 4° / -5° Moderate south wind 13 - 33 km/h
    • Tuesday 6 Jan. Scattered clouds 10° / -2° Moderate southeast wind 13 - 24 km/h
    • Wednesday 7 Jan. Partly cloudy 16° / 3° Moderate southwest wind 16 - 31 km/h

    Weather Forecast for Herndon, VA Today

    , 1 January

    Tomorrow

    , 2 January
    08:00 Clear -4° Sunny
    Feels Like -10°
    Moderate northwest wind Northwest 24 - 49 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 44%
    • Dew Point Dew Point -14 °C
    • Clouds Clouds 0%
    • Feels Like Feels Like -10 °C
    • Visibility Visibility 45 km
    • Wind Wind - Average 24 km/h
    • Pressure Pressure 1012 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 49 km/h
    • Snowline Snowline 0 ft
    09:00 Clear -5° Sunny
    Feels Like -11°
    Moderate northwest wind Northwest 23 - 49 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 41%
    • Dew Point Dew Point -16 °C
    • Clouds Clouds 0%
    • Feels Like Feels Like -11 °C
    • Visibility Visibility 45 km
    • Wind Wind - Average 23 km/h
    • Pressure Pressure 1014 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 49 km/h
    • Snowline Snowline 0 ft
    10:00 Clear -4° Sunny
    Feels Like -10°
    Moderate northwest wind Northwest 20 - 48 km/h
    		UV Index 1 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 39%
    • Dew Point Dew Point -16 °C
    • Clouds Clouds 0%
    • Feels Like Feels Like -10 °C
    • Visibility Visibility 50 km
    • Wind Wind - Average 20 km/h
    • Pressure Pressure 1015 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 48 km/h
    • Snowline Snowline 0 ft
    11:00 Clear -3° Sunny
    Feels Like -9°
    Moderate northwest wind Northwest 19 - 44 km/h
    		UV Index 1 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 34%
    • Dew Point Dew Point -17 °C
    • Clouds Clouds 0%
    • Feels Like Feels Like -9 °C
    • Visibility Visibility 50 km
    • Wind Wind - Average 19 km/h
    • Pressure Pressure 1015 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 44 km/h
    • Snowline Snowline 0 ft
    12:00 Clear -3° Sunny
    Feels Like -8°
    Moderate northwest wind Northwest 17 - 42 km/h
    		UV Index 1 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 33%
    • Dew Point Dew Point -17 °C
    • Clouds Clouds 2%
    • Feels Like Feels Like -8 °C
    • Visibility Visibility 50 km
    • Wind Wind - Average 17 km/h
    • Pressure Pressure 1015 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 42 km/h
    • Snowline Snowline 0 ft
    13:00 Scattered clouds -2° Scattered clouds
    Feels Like -7°
    Moderate northwest wind Northwest 17 - 40 km/h
    		UV Index 1 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 33%
    • Dew Point Dew Point -16 °C
    • Clouds Clouds 45%
    • Feels Like Feels Like -7 °C
    • Visibility Visibility 50 km
    • Wind Wind - Average 17 km/h
    • Pressure Pressure 1014 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 40 km/h
    • Snowline Snowline 0 ft
    Scattered clouds 14:00 Scattered clouds -2° Scattered clouds
    Feels Like -6°
    Moderate northwest wind Northwest 16 - 39 km/h
    		UV Index 1 Low SPF: no
    14:00 Scattered clouds -2° Scattered clouds
    Feels Like -6°
    Moderate northwest wind Northwest 16 - 39 km/h
    		UV Index 1 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 34%
    • Dew Point Dew Point -16 °C
    • Clouds Clouds 37%
    • Feels Like Feels Like -6 °C
    • Visibility Visibility 50 km
    • Wind Wind - Average 16 km/h
    • Pressure Pressure 1014 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 39 km/h
    • Snowline Snowline 0 ft
    15:00 Scattered clouds -2° Scattered clouds
    Feels Like -6°
    Moderate northwest wind Northwest 14 - 36 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 33%
    • Dew Point Dew Point -16 °C
    • Clouds Clouds 50%
    • Feels Like Feels Like -6 °C
    • Visibility Visibility 50 km
    • Wind Wind - Average 14 km/h
    • Pressure Pressure 1014 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 36 km/h
    • Snowline Snowline 0 ft
    16:00 Scattered clouds -2° Scattered clouds
    Feels Like -6°
    Moderate northwest wind Northwest 11 - 31 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 33%
    • Dew Point Dew Point -17 °C
    • Clouds Clouds 34%
    • Feels Like Feels Like -6 °C
    • Visibility Visibility 50 km
    • Wind Wind - Average 11 km/h
    • Pressure Pressure 1014 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 31 km/h
    • Snowline Snowline 0 ft
    Scattered clouds 17:00 Scattered clouds -4° Scattered clouds
    Feels Like -6°
    Moderate northwest wind Northwest 6 - 24 km/h
    		UV Index 0 Low SPF: no
    17:00 Scattered clouds -4° Scattered clouds
    Feels Like -6°
    Moderate northwest wind Northwest 6 - 24 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 39%
    • Dew Point Dew Point -15 °C
    • Clouds Clouds 18%
    • Feels Like Feels Like -6 °C
    • Visibility Visibility 50 km
    • Wind Wind - Average 6 km/h
    • Pressure Pressure 1015 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 24 km/h
    • Snowline Snowline 0 ft
    18:00 Scattered clouds -4° Scattered clouds
    Feels Like -6°
    Gentle north wind North 5 - 11 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 44%
    • Dew Point Dew Point -15 °C
    • Clouds Clouds 27%
    • Feels Like Feels Like -6 °C
    • Visibility Visibility 50 km
    • Wind Wind - Average 5 km/h
    • Pressure Pressure 1015 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 11 km/h
    • Snowline Snowline 0 ft
    19:00 Scattered clouds -4° Scattered clouds
    Feels Like -7°
    Gentle north wind North 8 - 16 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 43%
    • Dew Point Dew Point -15 °C
    • Clouds Clouds 39%
    • Feels Like Feels Like -7 °C
    • Visibility Visibility 45 km
    • Wind Wind - Average 8 km/h
    • Pressure Pressure 1014 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 16 km/h
    • Snowline Snowline 0 ft
    Partly cloudy 20:00 Partly cloudy -5° Partly cloudy
    Feels Like -6°
    Gentle northeast wind Northeast 4 - 15 km/h
    		UV Index 0 Low SPF: no
    20:00 Overcast -5° Overcast
    Feels Like -6°
    Gentle northeast wind Northeast 4 - 15 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 44%
    • Dew Point Dew Point -15 °C
    • Clouds Clouds 59%
    • Feels Like Feels Like -6 °C
    • Visibility Visibility 50 km
    • Wind Wind - Average 4 km/h
    • Pressure Pressure 1014 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 15 km/h
    • Snowline Snowline 0 ft
    21:00 Overcast -5° Overcast
    Feels Like -6°
    Gentle north wind North 4 - 9 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 43%
    • Dew Point Dew Point -15 °C
    • Clouds Clouds 98%
    • Feels Like Feels Like -6 °C
    • Visibility Visibility 45 km
    • Wind Wind - Average 4 km/h
    • Pressure Pressure 1014 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 9 km/h
    • Snowline Snowline 0 ft
    22:00 Overcast -4° Overcast
    Feels Like -2°
    Gentle east wind East 1 - 10 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 40%
    • Dew Point Dew Point -16 °C
    • Clouds Clouds 99%
    • Feels Like Feels Like -2 °C
    • Visibility Visibility 45 km
    • Wind Wind - Average 1 km/h
    • Pressure Pressure 1014 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 10 km/h
    • Snowline Snowline 0 ft
    Overcast 23:00 Overcast -4° Overcast
    Feels Like -4°
    Gentle southeast wind Southeast 2 - 8 km/h
    		UV Index 0 Low SPF: no
    23:00 Overcast -4° Overcast
    Feels Like -4°
    Gentle southeast wind Southeast 2 - 8 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 39%
    • Dew Point Dew Point -16 °C
    • Clouds Clouds 99%
    • Feels Like Feels Like -4 °C
    • Visibility Visibility 45 km
    • Wind Wind - Average 2 km/h
    • Pressure Pressure 1014 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 8 km/h
    • Snowline Snowline 0 ft
    24:00 Overcast -4° Overcast
    Feels Like -4°
    Gentle southeast wind Southeast 2 - 8 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 39%
    • Dew Point Dew Point -16 °C
    • Clouds Clouds 99%
    • Feels Like Feels Like -4 °C
    • Visibility Visibility 45 km
    • Wind Wind - Average 2 km/h
    • Pressure Pressure 1013 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 8 km/h
    • Snowline Snowline 0 ft

    Sunrise and Sunset

    Sunrise 07:28 Sunset 16:58
    First light 06:58 Midday 12:13 Last light 17:28
    Day length 9h 30m

    Remaining daylight 9h 27m

    Lunar calendar

    Mon Tue Wed Thu Fri Sat Sun
    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
    12 Last Quarter
    13 Last Quarter
    14 Last Quarter

    Air quality in Herndon today

    Detail
    33
    Fair O₃ (81 µg/m³)
    • Little health risk.
    • Sensitive people should consider reducing prolonged or intense outdoor activities if they experience symptoms.

    Weather graphs
    Maximum Minimum Rainfall

    Videos

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