Herndon, VA Weather

    07:00 Tuesday
    Sunny
    Clear
    -2° Feels like -1°
    Gentle west wind West 2 - 5 km/h
    • Today 13 Jan. Scattered clouds 11° / -3° Moderate southwest wind 22 - 43 km/h
    • Tomorrow 14 Jan. Light rain with cloudy skies 80% 1.4 mm 10° / 4° Moderate northwest wind 25 - 46 km/h
    • Thursday 15 Jan. Snow with partly cloudy skies 40% 0.1 mm 5° / -6° Strong northwest wind 27 - 60 km/h
    • Friday 16 Jan. Scattered clouds 2° / -7° Moderate south wind 20 - 41 km/h
    • Saturday 17 Jan. Scattered clouds 9° / -1° Moderate northwest wind 19 - 45 km/h
    • Sunday 18 Jan. Partly cloudy 0° / -5° Moderate northwest wind 12 - 30 km/h
    • Monday 19 Jan. Scattered clouds 3° / -7° Strong west wind 24 - 55 km/h

    Weather Forecast for Herndon, VA Today

    , 13 January

    Tomorrow

    , 14 January
    08:00 Clear -2° Sunny
    Feels Like -1°
    Gentle west wind West 2 - 5 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 79%
    • Dew Point Dew Point -5 °C
    • Clouds Clouds 1%
    • Feels Like Feels Like -1 °C
    • Visibility Visibility 35 km
    • Wind Wind - Average 2 km/h
    • Pressure Pressure 1021 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 5 km/h
    • Snowline Snowline 6234 ft
    09:00 Clear 1° Sunny
    Feels Like 0°
    Gentle south wind South 4 - 10 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 69%
    • Dew Point Dew Point -4 °C
    • Clouds Clouds 0%
    • Feels Like Feels Like 0 °C
    • Visibility Visibility 40 km
    • Wind Wind - Average 4 km/h
    • Pressure Pressure 1020 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 10 km/h
    • Snowline Snowline 6234 ft
    10:00 Scattered clouds 4° Scattered clouds
    Feels Like 3°
    Gentle south wind South 5 - 15 km/h
    		UV Index 1 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 59%
    • Dew Point Dew Point -3 °C
    • Clouds Clouds 15%
    • Feels Like Feels Like 3 °C
    • Visibility Visibility 40 km
    • Wind Wind - Average 5 km/h
    • Pressure Pressure 1019 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 15 km/h
    • Snowline Snowline 6562 ft
    11:00 Scattered clouds 7° Scattered clouds
    Feels Like 5°
    Gentle south wind South 7 - 19 km/h
    		UV Index 1 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 50%
    • Dew Point Dew Point -3 °C
    • Clouds Clouds 10%
    • Feels Like Feels Like 5 °C
    • Visibility Visibility 45 km
    • Wind Wind - Average 7 km/h
    • Pressure Pressure 1019 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 19 km/h
    • Snowline Snowline 6562 ft
    12:00 Scattered clouds 8° Scattered clouds
    Feels Like 7°
    Moderate south wind South 11 - 26 km/h
    		UV Index 2 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 44%
    • Dew Point Dew Point -3 °C
    • Clouds Clouds 11%
    • Feels Like Feels Like 7 °C
    • Visibility Visibility 45 km
    • Wind Wind - Average 11 km/h
    • Pressure Pressure 1017 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 26 km/h
    • Snowline Snowline 6562 ft
    13:00 Scattered clouds 10° Scattered clouds
    Feels Like 8°
    Moderate south wind South 12 - 28 km/h
    		UV Index 2 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 40%
    • Dew Point Dew Point -3 °C
    • Clouds Clouds 44%
    • Feels Like Feels Like 8 °C
    • Visibility Visibility 50 km
    • Wind Wind - Average 12 km/h
    • Pressure Pressure 1015 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 28 km/h
    • Snowline Snowline 6562 ft
    Scattered clouds 14:00 Scattered clouds 11° Scattered clouds
    Feels Like 11°
    Moderate south wind South 13 - 30 km/h
    		UV Index 1 Low SPF: no
    14:00 Scattered clouds 11° Scattered clouds
    Feels Like 11°
    Moderate south wind South 13 - 30 km/h
    		UV Index 1 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 38%
    • Dew Point Dew Point -3 °C
    • Clouds Clouds 25%
    • Feels Like Feels Like 11 °C
    • Visibility Visibility 50 km
    • Wind Wind - Average 13 km/h
    • Pressure Pressure 1013 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 30 km/h
    • Snowline Snowline 6890 ft
    15:00 Scattered clouds 11° Scattered clouds
    Feels Like 11°
    Moderate south wind South 16 - 34 km/h
    		UV Index 1 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 38%
    • Dew Point Dew Point -3 °C
    • Clouds Clouds 53%
    • Feels Like Feels Like 11 °C
    • Visibility Visibility 50 km
    • Wind Wind - Average 16 km/h
    • Pressure Pressure 1012 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 34 km/h
    • Snowline Snowline 6890 ft
    16:00 Partly cloudy 10° Partly cloudy
    Feels Like 10°
    Moderate south wind South 15 - 34 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 42%
    • Dew Point Dew Point -2 °C
    • Clouds Clouds 59%
    • Feels Like Feels Like 10 °C
    • Visibility Visibility 50 km
    • Wind Wind - Average 15 km/h
    • Pressure Pressure 1012 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 34 km/h
    • Snowline Snowline 7546 ft
    Scattered clouds 17:00 Scattered clouds 9° Scattered clouds
    Feels Like 7°
    Moderate south wind South 18 - 36 km/h
    		UV Index 0 Low SPF: no
    17:00 Partly cloudy 9° Partly cloudy
    Feels Like 7°
    Moderate south wind South 18 - 36 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 45%
    • Dew Point Dew Point -2 °C
    • Clouds Clouds 50%
    • Feels Like Feels Like 7 °C
    • Visibility Visibility 45 km
    • Wind Wind - Average 18 km/h
    • Pressure Pressure 1010 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 36 km/h
    • Snowline Snowline 7874 ft
    18:00 Partly cloudy 9° Partly cloudy
    Feels Like 6°
    Moderate south wind South 19 - 38 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 43%
    • Dew Point Dew Point -3 °C
    • Clouds Clouds 69%
    • Feels Like Feels Like 6 °C
    • Visibility Visibility 50 km
    • Wind Wind - Average 19 km/h
    • Pressure Pressure 1010 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 38 km/h
    • Snowline Snowline 7874 ft
    19:00 Partly cloudy 9° Partly cloudy
    Feels Like 6°
    Moderate south wind South 21 - 41 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 43%
    • Dew Point Dew Point -3 °C
    • Clouds Clouds 77%
    • Feels Like Feels Like 6 °C
    • Visibility Visibility 45 km
    • Wind Wind - Average 21 km/h
    • Pressure Pressure 1009 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 41 km/h
    • Snowline Snowline 7874 ft
    Partly cloudy 20:00 Partly cloudy 8° Partly cloudy
    Feels Like 5°
    Moderate south wind South 21 - 42 km/h
    		UV Index 0 Low SPF: no
    20:00 Partly cloudy 8° Partly cloudy
    Feels Like 5°
    Moderate south wind South 21 - 42 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 43%
    • Dew Point Dew Point -4 °C
    • Clouds Clouds 70%
    • Feels Like Feels Like 5 °C
    • Visibility Visibility 45 km
    • Wind Wind - Average 21 km/h
    • Pressure Pressure 1009 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 42 km/h
    • Snowline Snowline 7874 ft
    21:00 Partly cloudy 8° Partly cloudy
    Feels Like 5°
    Moderate southwest wind Southwest 22 - 43 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 46%
    • Dew Point Dew Point -3 °C
    • Clouds Clouds 96%
    • Feels Like Feels Like 5 °C
    • Visibility Visibility 45 km
    • Wind Wind - Average 22 km/h
    • Pressure Pressure 1008 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 43 km/h
    • Snowline Snowline 7874 ft
    22:00 Overcast 8° Overcast
    Feels Like 5°
    Moderate southwest wind Southwest 21 - 43 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 48%
    • Dew Point Dew Point -2 °C
    • Clouds Clouds 100%
    • Feels Like Feels Like 5 °C
    • Visibility Visibility 45 km
    • Wind Wind - Average 21 km/h
    • Pressure Pressure 1008 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 43 km/h
    • Snowline Snowline 7874 ft
    Overcast 23:00 Overcast 8° Overcast
    Feels Like 5°
    Moderate southwest wind Southwest 21 - 42 km/h
    		UV Index 0 Low SPF: no
    23:00 Overcast 8° Overcast
    Feels Like 5°
    Moderate southwest wind Southwest 21 - 42 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 50%
    • Dew Point Dew Point -2 °C
    • Clouds Clouds 98%
    • Feels Like Feels Like 5 °C
    • Visibility Visibility 45 km
    • Wind Wind - Average 21 km/h
    • Pressure Pressure 1007 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 42 km/h
    • Snowline Snowline 7546 ft
    24:00 Overcast 8° Overcast
    Feels Like 5°
    Moderate southwest wind Southwest 20 - 41 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 50%
    • Dew Point Dew Point -2 °C
    • Clouds Clouds 99%
    • Feels Like Feels Like 5 °C
    • Visibility Visibility 45 km
    • Wind Wind - Average 20 km/h
    • Pressure Pressure 1007 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 41 km/h
    • Snowline Snowline 7874 ft

    Sunrise and Sunset

    Sunrise 07:27 Sunset 17:09
    First light 06:58 Midday 12:18 Last light 17:38
    Day length 9h 42m

    Remaining daylight 9h 22m

    Lunar calendar

    Mon Tue Wed Thu Fri Sat Sun
    13 Last Quarter
    14 Last Quarter
    15 Last Quarter
    16 Last Quarter
    17 New Moon
    18 New Moon
    19 New Moon
    20 First Quarter
    21 First Quarter
    22 First Quarter
    23 First Quarter
    24 First Quarter
    25 First Quarter
    26 First Quarter

    Air quality in Herndon today

    Detail
    29
    Fair PM₂₅ (16 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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