On Saturday, 22 March, mostly cloudy weather, no precipitation are expected in Herndon. The lowest air temperature will be +1°C at 7 am, the highest temperature will be +19°C around 4 pm. The atmospheric pressure will be within 736-743 mm Hg. The relative humidity 15-79%. The wind will be mainly southerly 5 m/s with maximum gusts up to 15 m/s
now at 12:16 according to the forecast
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wind direction and speed
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UVI
Weather in Herndon for a week - 7 day detailed forecast
On Sunday, 23 March, mostly partly cloudy weather, no precipitation are expected in Herndon. The lowest air temperature will be +8°C at 7 am, the highest temperature will be +18°C around 4 pm. The atmospheric pressure will be within 733-739 mm Hg. The relative humidity 23-85%. The wind will be mainly westerly 8 m/s with maximum gusts up to 12 m/s
UVI
On Monday, 24 March, 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 +14°C around 4 pm. The atmospheric pressure will be within 739-743 mm Hg. The relative humidity 28-60%. The wind will be mainly westerly 5 m/s with maximum gusts up to 11 m/s
UVI
On Tuesday, 25 March, mostly partly cloudy, no precipitation are expected in Herndon. The lowest air temperature will be +2°C at 7 am, the highest temperature will be +18°C around 4 pm. The atmospheric pressure will be within 741-746 mm Hg. The relative humidity 30-82%. The wind will be mainly northerly 4 m/s with maximum gusts up to 5 m/s
UVI
On Wednesday, 26 March, mostly partly cloudy, 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 744-748 mm Hg. The relative humidity 18-79%. The wind will be mainly southwesterly 6 m/s with maximum gusts up to 13 m/s
UVI
On Thursday, 27 March, mostly cloudy weather, no precipitation are expected in Herndon. The lowest air temperature will be +11°C at 7 am, the highest temperature will be +25°C around 7 pm. The atmospheric pressure will be within 743-747 mm Hg. The relative humidity 45-65%. The wind will be mainly easterly 5 m/s with maximum gusts up to 11 m/s
UVI
On Friday, 28 March, mostly partly cloudy, no precipitation are expected in Herndon. The lowest air temperature will be +18°C at 7 am, the highest temperature will be +24°C around 4 pm. The atmospheric pressure will be within 736-743 mm Hg. The relative humidity 53-79%. The wind will be mainly southwesterly 9 m/s with maximum gusts up to 19 m/s