On Saturday, 11 January, mostly partly cloudy, no precipitation are expected in Herndon. The lowest air temperature will be +1°C at 10 pm, the highest temperature will be +7°C around 4 pm. The atmospheric pressure will be within 750-759 mm Hg. The relative humidity 54-97%. The wind will be mainly westerly 6 m/s with maximum gusts up to 13 m/s
now at 11:33 according to the forecast
weather / precip chance
temperature
wind direction and speed
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pressure, mmHg
humidity
UVI
weather in Herndon for 14 days - detailed forecast
On Sunday, 12 January, mostly clear weather, no precipitation are expected in Herndon. The lowest air temperature will be -3°C at 7 am, the highest temperature will be +9°C around 4 pm. The atmospheric pressure will be within 759-762 mm Hg. The relative humidity 46-91%. The wind will be mainly westerly 2 m/s with maximum gusts up to 3 m/s
UVI
On Monday, 13 January, mostly partly cloudy, no precipitation are expected in Herndon. The lowest air temperature will be +2°C at 4 am, the highest temperature will be +12°C around 4 pm. The atmospheric pressure will be within 762-765 mm Hg. The relative humidity 57-81%. The wind will be mainly westerly 5 m/s with maximum gusts up to 12 m/s
UVI
On Tuesday, 14 January, mostly partly cloudy weather, no precipitation are expected in Herndon. The lowest air temperature will be +3°C at 7 am, the highest temperature will be +13°C around 4 pm. The atmospheric pressure will be within 765-767 mm Hg. The relative humidity 25-72%. The wind will be mainly westerly 4 m/s with maximum gusts up to 12 m/s
UVI
On Wednesday, 15 January, mostly partly cloudy, no precipitation are expected in Herndon. The lowest air temperature will be -3°C at 7 am, the highest temperature will be +11°C around 4 pm. The atmospheric pressure will be within 766-769 mm Hg. The relative humidity 28-68%. The wind will be mainly northwesterly 3 m/s with maximum gusts up to 5 m/s
UVI
On Thursday, 16 January, mostly clear weather, no precipitation are expected in Herndon. The lowest air temperature will be +5°C at 4 am, the highest temperature will be +18°C around 4 pm. The atmospheric pressure will be within 767-770 mm Hg. The relative humidity 31-72%. The wind will be mainly northerly 1 m/s with maximum gusts up to 4 m/s
UVI
On Friday, 17 January, mostly clear weather, no precipitation are expected in Herndon. The lowest air temperature will be +4°C at 7 am, the highest temperature will be +20°C around 4 pm. The atmospheric pressure will be within 764-767 mm Hg. The relative humidity 39-85%. The wind will be mainly southwesterly 3 m/s with maximum gusts up to 4 m/s
UVI
On Saturday, 18 January, mostly partly cloudy, no precipitation are expected in Herndon. The lowest air temperature will be +13°C at 4 am, the highest temperature will be +18°C around 4 pm. The atmospheric pressure will be within 755-764 mm Hg. The relative humidity 63-91%. The wind will be mainly southerly 4 m/s with maximum gusts up to 16 m/s
UVI
On Sunday, 19 January, mostly partly cloudy weather, no precipitation are expected in Herndon. The lowest air temperature will be +13°C at 4 am, the highest temperature will be +17°C around 4 pm. The atmospheric pressure will be within 752-761 mm Hg. The relative humidity 90-100%. The wind will be mainly westerly 7 m/s with maximum gusts up to 12 m/s
UVI
On Monday, 20 January, mostly partly cloudy weather, no precipitation are expected in Herndon. The lowest air temperature will be +15°C at 4 am, the highest temperature will be +23°C around 4 pm. The atmospheric pressure will be within 761-767 mm Hg. The relative humidity 67-97%. The wind will be mainly westerly 7 m/s with maximum gusts up to 10 m/s
UVI
On Tuesday, 21 January, mostly semi-transparent clouds, no precipitation are expected in Herndon. The lowest air temperature will be +13°C at 7 am, the highest temperature will be +20°C around 1 am. The atmospheric pressure will be within 769-771 mm Hg. The relative humidity 88-90%. The wind will be mainly northwesterly 3 m/s with maximum gusts up to 4 m/s