Herndon, VA Weather

    12:00 Friday
    Overcast
    Overcast
    -1° Feels like -4°
    Moderate southeast wind Southeast 10 - 24 km/h
    • Today 26 Dec. Snow with partly cloudy skies 70% 0.8 mm 6° / -3° Moderate south wind 20 - 40 km/h
    • Tomorrow 27 Dec. Partly cloudy 6° / -2° Moderate north wind 20 - 41 km/h
    • Sunday 28 Dec. Partly cloudy 9° / -3° Moderate south wind 18 - 35 km/h
    • Monday 29 Dec. Light rain with partly cloudy skies 70% 0.4 mm 16° / 1° Strong west wind 28 - 65 km/h
    • Tuesday 30 Dec. Partly cloudy 1° / -3° Strong northwest wind 32 - 72 km/h
    • Wednesday 31 Dec. Partly cloudy 6° / -4° Moderate southwest wind 17 - 42 km/h
    • Thursday 1 Jan. Partly cloudy 2° / -4° Moderate northwest wind 17 - 45 km/h

    Weather Forecast for Herndon, VA Today

    , 26 December

    Tomorrow

    , 27 December
    13:00 Overcast -1° Overcast
    Feels Like -4°
    Moderate southeast wind Southeast 10 - 24 km/h
    		UV Index 1 Low SPF: no
    • Rain Rain 10% 0 mm
    • Humidity Humidity 55%
    • Dew Point Dew Point -8 °C
    • Clouds Clouds 100%
    • Feels Like Feels Like -4 °C
    • Visibility Visibility 45 km
    • Wind Wind - Average 10 km/h
    • Pressure Pressure 1020 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 24 km/h
    • Snowline Snowline 9514 ft
    14:00 Overcast 0° Overcast
    Feels Like -4°
    Moderate southeast wind Southeast 14 - 31 km/h
    		UV Index 1 Low SPF: no
    • Rain Rain 20% 0 mm
    • Humidity Humidity 53%
    • Dew Point Dew Point -8 °C
    • Clouds Clouds 100%
    • Feels Like Feels Like -4 °C
    • Visibility Visibility 20 km
    • Wind Wind - Average 14 km/h
    • Pressure Pressure 1018 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 31 km/h
    • Snowline Snowline 10171 ft
    15:00 Snow with cloudy skies 40% 0.08 in 0° Snow
    Feels Like -4°
    Moderate southeast wind Southeast 13 - 31 km/h
    		UV Index 0 Low SPF: no
    • Snow Snow 40% 0.08 in
    • Humidity Humidity 54%
    • Dew Point Dew Point -8 °C
    • Clouds Clouds 100%
    • Snow depth Snow depth 0 in
    • Feels Like Feels Like -4 °C
    • Wind Wind - Average 13 km/h
    • Pressure Pressure 1017 hPa
    • Snowline Snowline 10171 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 31 km/h
    • Visibility Visibility 25 km
    16:00 Overcast 0° Overcast
    Feels Like -4°
    Moderate southeast wind Southeast 14 - 30 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 20% 0 mm
    • Humidity Humidity 51%
    • Dew Point Dew Point -9 °C
    • Clouds Clouds 100%
    • Feels Like Feels Like -4 °C
    • Visibility Visibility 45 km
    • Wind Wind - Average 14 km/h
    • Pressure Pressure 1016 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 30 km/h
    • Snowline Snowline 9843 ft
    17:00 Rain and snow with cloudy skies 50% 0.2 in 0° Rain and snow
    Feels Like -3°
    Moderate southeast wind Southeast 14 - 30 km/h
    		UV Index 0 Low SPF: no
    • Snow Snow 50% 0.2 in
    • Humidity Humidity 57%
    • Dew Point Dew Point -7 °C
    • Clouds Clouds 100%
    • Snow depth Snow depth 0 in
    • Feels Like Feels Like -3 °C
    • Wind Wind - Average 14 km/h
    • Pressure Pressure 1014 hPa
    • Snowline Snowline 10171 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 30 km/h
    • Visibility Visibility 45 km
    18:00 Overcast 1° Overcast
    Feels Like -3°
    Moderate southeast wind Southeast 16 - 33 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 20% 0 mm
    • Humidity Humidity 63%
    • Dew Point Dew Point -6 °C
    • Clouds Clouds 100%
    • Feels Like Feels Like -3 °C
    • Visibility Visibility 45 km
    • Wind Wind - Average 16 km/h
    • Pressure Pressure 1013 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 33 km/h
    • Snowline Snowline 10171 ft
    19:00 Overcast 1° Overcast
    Feels Like -3°
    Moderate south wind South 19 - 39 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 20% 0 mm
    • Humidity Humidity 66%
    • Dew Point Dew Point -4 °C
    • Clouds Clouds 100%
    • Feels Like Feels Like -3 °C
    • Visibility Visibility 20 km
    • Wind Wind - Average 19 km/h
    • Pressure Pressure 1012 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 39 km/h
    • Snowline Snowline 9843 ft
    Overcast 20:00 Overcast 2° Overcast
    Feels Like -2°
    Moderate south wind South 17 - 38 km/h
    		UV Index 0 Low SPF: no
    20:00 Light rain with partly cloudy skies 30% 0.1 mm 2° Light rain
    Feels Like -2°
    Moderate south wind South 17 - 38 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 20% 0 mm
    • Humidity Humidity 67%
    • Dew Point Dew Point -3 °C
    • Clouds Clouds 100%
    • Feels Like Feels Like -2 °C
    • Visibility Visibility 40 km
    • Wind Wind - Average 17 km/h
    • Pressure Pressure 1011 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 38 km/h
    • Snowline Snowline 9843 ft
    21:00 Light rain with partly cloudy skies 30% 0.004 mm 3° Light rain
    Feels Like -1°
    Moderate south wind South 20 - 40 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 30% 0.004 mm
    • Humidity Humidity 67%
    • Dew Point Dew Point -3 °C
    • Clouds Clouds 59%
    • Feels Like Feels Like -1 °C
    • Visibility Visibility 40 km
    • Wind Wind - Average 20 km/h
    • Pressure Pressure 1010 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 40 km/h
    • Snowline Snowline 9514 ft
    22:00 Overcast 4° Overcast
    Feels Like 0°
    Moderate south wind South 18 - 39 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 66%
    • Dew Point Dew Point -2 °C
    • Clouds Clouds 100%
    • Feels Like Feels Like 0 °C
    • Visibility Visibility 40 km
    • Wind Wind - Average 18 km/h
    • Pressure Pressure 1009 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 39 km/h
    • Snowline Snowline 9843 ft
    Overcast 23:00 Overcast 5° Overcast
    Feels Like 1°
    Moderate southwest wind Southwest 18 - 37 km/h
    		UV Index 0 Low SPF: no
    23:00 Overcast 5° Overcast
    Feels Like 1°
    Moderate southwest wind Southwest 18 - 37 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 63%
    • Dew Point Dew Point -2 °C
    • Clouds Clouds 99%
    • Feels Like Feels Like 1 °C
    • Visibility Visibility 45 km
    • Wind Wind - Average 18 km/h
    • Pressure Pressure 1008 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 37 km/h
    • Snowline Snowline 10171 ft
    24:00 Scattered clouds 5° Scattered clouds
    Feels Like 3°
    Moderate southwest wind Southwest 14 - 35 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 63%
    • Dew Point Dew Point -1 °C
    • Clouds Clouds 53%
    • Feels Like Feels Like 3 °C
    • Visibility Visibility 40 km
    • Wind Wind - Average 14 km/h
    • Pressure Pressure 1007 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 35 km/h
    • Snowline Snowline 10171 ft

    Sunrise and Sunset

    Sunrise 07:26 Sunset 16:53
    First light 06:57 Midday 12:10 Last light 17:23
    Day length 9h 27m

    Remaining daylight 4h 10m

    Lunar calendar

    Mon Tue Wed Thu Fri Sat Sun
    26 First Quarter
    27 First Quarter
    28 First Quarter
    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

    Air quality in Herndon today

    Detail
    23
    Fair O₃ (56 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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