Herndon, VA Weather

    01:00 Thursday
    Clear
    Clear skies
    28° Feels like 31°
    First Quarter First Quarter Illuminated: 7%
    reloj Hourly Cloudy intervals for the next few hours
    • Today 16 July Scattered clouds 37° / 25° Moderate northwest wind 13 - 33 km/h
    • Tomorrow 17 July Scattered clouds 36° / 23° Moderate south wind 14 - 28 km/h
    • Saturday 18 July Thunderstorm with partly cloudy skies 80% 13 mm 37° / 23° Moderate southwest wind 15 - 43 km/h
    • Sunday 19 July Thunderstorm with partly cloudy skies 60% 2.4 mm 30° / 22° Moderate northwest wind 16 - 41 km/h
    • Monday 20 July Scattered clouds 30° / 19° Moderate northeast wind 10 - 29 km/h
    • Tuesday 21 July Thunderstorm with partly cloudy skies 70% 2.6 mm 33° / 20° Moderate southeast wind 14 - 35 km/h
    • Wednesday 22 July Thunderstorm with partly cloudy skies 70% 3.6 mm 31° / 21° Moderate west wind 11 - 35 km/h

    Weather Forecast for Herndon, VA Today

    , 16 July

    Tomorrow

    , 17 July
    02:00 Clear skies 28° Clear
    Feels Like 31°
    Moderate northwest wind Northwest 13 - 26 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 70%
    • Dew Point Dew Point 22 °C
    • Clouds Clouds 8%
    • Feels Like Feels Like 31 °C
    • Visibility Visibility 25 km
    • Wind Wind - Average 13 km/h
    • Pressure Pressure 1014 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 26 km/h
    • Snowline Snowline 15748 ft
    03:00 Clear skies 27° Clear
    Feels Like 30°
    Moderate northwest wind Northwest 12 - 24 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 72%
    • Dew Point Dew Point 22 °C
    • Clouds Clouds 2%
    • Feels Like Feels Like 30 °C
    • Visibility Visibility 25 km
    • Wind Wind - Average 12 km/h
    • Pressure Pressure 1014 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 24 km/h
    • Snowline Snowline 15748 ft
    04:00 Clear skies 27° Clear
    Feels Like 29°
    Moderate northwest wind Northwest 10 - 22 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 75%
    • Dew Point Dew Point 22 °C
    • Clouds Clouds 5%
    • Feels Like Feels Like 29 °C
    • Visibility Visibility 20 km
    • Wind Wind - Average 10 km/h
    • Pressure Pressure 1014 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 22 km/h
    • Snowline Snowline 15748 ft
    Scattered clouds 05:00 Scattered clouds 26° Scattered clouds
    Feels Like 28°
    Gentle northwest wind Northwest 8 - 19 km/h
    		UV Index 0 Low SPF: no
    05:00 Scattered clouds 26° Scattered clouds
    Feels Like 28°
    Gentle northwest wind Northwest 8 - 19 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 78%
    • Dew Point Dew Point 22 °C
    • Clouds Clouds 10%
    • Feels Like Feels Like 28 °C
    • Visibility Visibility 20 km
    • Wind Wind - Average 8 km/h
    • Pressure Pressure 1014 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 19 km/h
    • Snowline Snowline 16076 ft
    06:00 Scattered clouds 26° Scattered clouds
    Feels Like 27°
    Gentle northwest wind Northwest 7 - 15 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 80%
    • Dew Point Dew Point 22 °C
    • Clouds Clouds 26%
    • Feels Like Feels Like 27 °C
    • Visibility Visibility 20 km
    • Wind Wind - Average 7 km/h
    • Pressure Pressure 1014 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 15 km/h
    • Snowline Snowline 15748 ft
    07:00 Scattered clouds 26° Scattered clouds
    Feels Like 28°
    Gentle northwest wind Northwest 8 - 15 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 77%
    • Dew Point Dew Point 22 °C
    • Clouds Clouds 28%
    • Feels Like Feels Like 28 °C
    • Visibility Visibility 20 km
    • Wind Wind - Average 8 km/h
    • Pressure Pressure 1015 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 15 km/h
    • Snowline Snowline 15748 ft
    Scattered clouds 08:00 Scattered clouds 28° Scattered clouds
    Feels Like 31°
    Gentle northwest wind Northwest 7 - 17 km/h
    		UV Index 1 Low SPF: no
    08:00 Scattered clouds 28° Scattered clouds
    Feels Like 31°
    Gentle northwest wind Northwest 7 - 17 km/h
    		UV Index 1 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 70%
    • Dew Point Dew Point 22 °C
    • Clouds Clouds 42%
    • Feels Like Feels Like 31 °C
    • Visibility Visibility 25 km
    • Wind Wind - Average 7 km/h
    • Pressure Pressure 1015 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 17 km/h
    • Snowline Snowline 15748 ft
    09:00 Scattered clouds 30° Scattered clouds
    Feels Like 33°
    Moderate northwest wind Northwest 9 - 23 km/h
    		UV Index 2 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 64%
    • Dew Point Dew Point 22 °C
    • Clouds Clouds 35%
    • Feels Like Feels Like 33 °C
    • Visibility Visibility 25 km
    • Wind Wind - Average 9 km/h
    • Pressure Pressure 1015 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 23 km/h
    • Snowline Snowline 15420 ft
    10:00 Scattered clouds 31° Scattered clouds
    Feels Like 35°
    Moderate northwest wind Northwest 9 - 25 km/h
    		UV Index 4 Moderate SPF: 6-10
    • Rain Rain 0% 0 mm
    • Humidity Humidity 59%
    • Dew Point Dew Point 22 °C
    • Clouds Clouds 32%
    • Feels Like Feels Like 35 °C
    • Visibility Visibility 25 km
    • Wind Wind - Average 9 km/h
    • Pressure Pressure 1015 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 25 km/h
    • Snowline Snowline 15420 ft
    Scattered clouds 11:00 Scattered clouds 33° Scattered clouds
    Feels Like 37°
    Moderate northwest wind Northwest 8 - 24 km/h
    		UV Index 6 High SPF: 15-25
    11:00 Scattered clouds 33° Scattered clouds
    Feels Like 37°
    Moderate northwest wind Northwest 8 - 24 km/h
    		UV Index 6 High SPF: 15-25
    • Rain Rain 0% 0 mm
    • Humidity Humidity 54%
    • Dew Point Dew Point 22 °C
    • Clouds Clouds 39%
    • Feels Like Feels Like 37 °C
    • Visibility Visibility 30 km
    • Wind Wind - Average 8 km/h
    • Pressure Pressure 1015 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 24 km/h
    • Snowline Snowline 15420 ft
    12:00 Scattered clouds 34° Scattered clouds
    Feels Like 38°
    Moderate northwest wind Northwest 10 - 28 km/h
    		UV Index 7 High SPF: 15-25
    • Rain Rain 0% 0 mm
    • Humidity Humidity 49%
    • Dew Point Dew Point 22 °C
    • Clouds Clouds 55%
    • Feels Like Feels Like 38 °C
    • Visibility Visibility 20 km
    • Wind Wind - Average 10 km/h
    • Pressure Pressure 1014 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 28 km/h
    • Snowline Snowline 16076 ft
    13:00 Scattered clouds 35° Scattered clouds
    Feels Like 39°
    Moderate northwest wind Northwest 11 - 31 km/h
    		UV Index 8 Very High! SPF: 25-50
    • Rain Rain 0% 0 mm
    • Humidity Humidity 48%
    • Dew Point Dew Point 22 °C
    • Clouds Clouds 54%
    • Feels Like Feels Like 39 °C
    • Visibility Visibility 35 km
    • Wind Wind - Average 11 km/h
    • Pressure Pressure 1014 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 31 km/h
    • Snowline Snowline 16076 ft
    Scattered clouds 14:00 Scattered clouds 35° Scattered clouds
    Feels Like 39°
    Moderate west wind West 11 - 31 km/h
    		UV Index 8 Very High! SPF: 25-50
    14:00 Scattered clouds 35° Scattered clouds
    Feels Like 39°
    Moderate west wind West 11 - 31 km/h
    		UV Index 8 Very High! SPF: 25-50
    • Rain Rain 0% 0 mm
    • Humidity Humidity 45%
    • Dew Point Dew Point 22 °C
    • Clouds Clouds 41%
    • Feels Like Feels Like 39 °C
    • Visibility Visibility 35 km
    • Wind Wind - Average 11 km/h
    • Pressure Pressure 1013 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 31 km/h
    • Snowline Snowline 16076 ft
    15:00 Scattered clouds 36° Scattered clouds
    Feels Like 40°
    Moderate west wind West 12 - 32 km/h
    		UV Index 7 High SPF: 15-25
    • Rain Rain 0% 0 mm
    • Humidity Humidity 41%
    • Dew Point Dew Point 21 °C
    • Clouds Clouds 24%
    • Feels Like Feels Like 40 °C
    • Visibility Visibility 35 km
    • Wind Wind - Average 12 km/h
    • Pressure Pressure 1012 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 32 km/h
    • Snowline Snowline 16076 ft
    16:00 Scattered clouds 37° Scattered clouds
    Feels Like 40°
    Moderate west wind West 12 - 32 km/h
    		UV Index 5 Moderate SPF: 6-10
    • Rain Rain 0% 0 mm
    • Humidity Humidity 37%
    • Dew Point Dew Point 20 °C
    • Clouds Clouds 27%
    • Feels Like Feels Like 40 °C
    • Visibility Visibility 35 km
    • Wind Wind - Average 12 km/h
    • Pressure Pressure 1011 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 32 km/h
    • Snowline Snowline 16076 ft
    Scattered clouds 17:00 Scattered clouds 37° Scattered clouds
    Feels Like 40°
    Moderate west wind West 13 - 33 km/h
    		UV Index 3 Moderate SPF: 6-10
    17:00 Scattered clouds 37° Scattered clouds
    Feels Like 40°
    Moderate west wind West 13 - 33 km/h
    		UV Index 3 Moderate SPF: 6-10
    • Rain Rain 0% 0 mm
    • Humidity Humidity 37%
    • Dew Point Dew Point 20 °C
    • Clouds Clouds 19%
    • Feels Like Feels Like 40 °C
    • Visibility Visibility 35 km
    • Wind Wind - Average 13 km/h
    • Pressure Pressure 1011 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 33 km/h
    • Snowline Snowline 15748 ft
    18:00 Scattered clouds 36° Scattered clouds
    Feels Like 39°
    Moderate west wind West 13 - 32 km/h
    		UV Index 1 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 36%
    • Dew Point Dew Point 19 °C
    • Clouds Clouds 38%
    • Feels Like Feels Like 39 °C
    • Visibility Visibility 35 km
    • Wind Wind - Average 13 km/h
    • Pressure Pressure 1011 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 32 km/h
    • Snowline Snowline 15748 ft
    19:00 Scattered clouds 35° Scattered clouds
    Feels Like 37°
    Moderate northwest wind Northwest 13 - 32 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 10% 0 mm
    • Humidity Humidity 39%
    • Dew Point Dew Point 19 °C
    • Clouds Clouds 29%
    • Feels Like Feels Like 37 °C
    • Visibility Visibility 25 km
    • Wind Wind - Average 13 km/h
    • Pressure Pressure 1011 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 32 km/h
    • Snowline Snowline 15748 ft
    Scattered clouds 20:00 Scattered clouds 34° Scattered clouds
    Feels Like 36°
    Moderate west wind West 10 - 27 km/h
    		UV Index 0 Low SPF: no
    20:00 Scattered clouds 34° Scattered clouds
    Feels Like 36°
    Moderate west wind West 10 - 27 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 10% 0 mm
    • Humidity Humidity 45%
    • Dew Point Dew Point 20 °C
    • Clouds Clouds 12%
    • Feels Like Feels Like 36 °C
    • Visibility Visibility 35 km
    • Wind Wind - Average 10 km/h
    • Pressure Pressure 1012 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 27 km/h
    • Snowline Snowline 15748 ft
    21:00 Clear 32° Sunny
    Feels Like 35°
    Moderate northwest wind Northwest 12 - 23 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 51%
    • Dew Point Dew Point 21 °C
    • Clouds Clouds 10%
    • Feels Like Feels Like 35 °C
    • Visibility Visibility 30 km
    • Wind Wind - Average 12 km/h
    • Pressure Pressure 1012 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 23 km/h
    • Snowline Snowline 15748 ft
    22:00 Scattered clouds 31° Scattered clouds
    Feels Like 33°
    Moderate northwest wind Northwest 10 - 23 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 54%
    • Dew Point Dew Point 21 °C
    • Clouds Clouds 13%
    • Feels Like Feels Like 33 °C
    • Visibility Visibility 30 km
    • Wind Wind - Average 10 km/h
    • Pressure Pressure 1013 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 23 km/h
    • Snowline Snowline 15420 ft
    Scattered clouds 23:00 Scattered clouds 30° Scattered clouds
    Feels Like 33°
    Moderate northwest wind Northwest 12 - 22 km/h
    		UV Index 0 Low SPF: no
    23:00 Scattered clouds 30° Scattered clouds
    Feels Like 33°
    Moderate northwest wind Northwest 12 - 22 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 58%
    • Dew Point Dew Point 21 °C
    • Clouds Clouds 11%
    • Feels Like Feels Like 33 °C
    • Visibility Visibility 30 km
    • Wind Wind - Average 12 km/h
    • Pressure Pressure 1013 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 22 km/h
    • Snowline Snowline 15420 ft
    24:00 Scattered clouds 29° Scattered clouds
    Feels Like 31°
    Moderate northwest wind Northwest 12 - 23 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 10% 0 mm
    • Humidity Humidity 59%
    • Dew Point Dew Point 20 °C
    • Clouds Clouds 13%
    • Feels Like Feels Like 31 °C
    • Visibility Visibility 30 km
    • Wind Wind - Average 12 km/h
    • Pressure Pressure 1014 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 23 km/h
    • Snowline Snowline 15748 ft

    Air quality in Herndon today

    Detail
    57
    Moderate O₃ (150 µg/m³)

    Sunrise and Sunset

    Sunrise 05:57 Sunset 20:33
    First light 05:26 Midday 13:15 Last light 21:04
    Day length 14h 37m

    Time remaining until sunrise 5h 42m

    Lunar calendar

    Mon Tue Wed Thu Fri Sat Sun
    16 First Quarter
    17 First Quarter
    18 First Quarter
    19 First Quarter
    20 First Quarter
    21 First Quarter
    22 First Quarter
    23 First Quarter
    24 First Quarter
    25 First Quarter
    26 First Quarter
    27 First Quarter
    28 Full Moon
    29 Full Moon

    What is the weather like in Herndon, VA in July?

    • Avg. Temp.
      Avg. Temp.: 26 °C Max.: 31 °C Min: 21 °C
    • Rainy Days
      Rainy Days: 13 days
    • Accumulated Rainfall
      Accumulated Rainfall: 102 mm
    • Average Wind Speed
      Average Wind Speed: 8 km/h

    Weather graphs

    Videos

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