On Tuesday, 18 March, mostly partly cloudy weather, no precipitation are expected in Portola Valley. The lowest air temperature will be +6°C at 5 am, the highest temperature will be +14°C around 5 pm. The atmospheric pressure will be within 756-760 mm Hg. The relative humidity 52-84%. The wind will be mainly northwesterly 4 m/s with maximum gusts up to 6 m/s
now at 08:22 according to the forecast
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UVI
Weather in Portola Valley for a week - 7 day detailed forecast
On Wednesday, 19 March, mostly cloudy weather, light rain are expected in Portola Valley. The lowest air temperature will be +6°C at 5 am, the highest temperature will be +15°C around 2 pm. The atmospheric pressure will be within 756-759 mm Hg. The relative humidity 48-87%. The wind will be mainly southwesterly 3 m/s with maximum gusts up to 5 m/s
UVI
On Thursday, 20 March, mostly semi-transparent clouds, no precipitation are expected in Portola Valley. The lowest air temperature will be +9°C at 8 am, the highest temperature will be +15°C around 2 pm. The atmospheric pressure will be within 755-757 mm Hg. The relative humidity 49-89%. The wind will be mainly northwesterly 4 m/s with maximum gusts up to 6 m/s
UVI
On Friday, 21 March, mostly partly cloudy, no precipitation are expected in Portola Valley. The lowest air temperature will be +7°C at 5 am, the highest temperature will be +15°C around 5 pm. The atmospheric pressure will be within 754-755 mm Hg. The relative humidity 56-85%. The wind will be mainly northwesterly 4 m/s with maximum gusts up to 6 m/s
UVI
On Saturday, 22 March, mostly partly cloudy, no precipitation are expected in Portola Valley. The lowest air temperature will be +8°C at 5 am, the highest temperature will be +16°C around 2 pm. The atmospheric pressure will be within 752-754 mm Hg. The relative humidity 64-92%. The wind will be mainly northwesterly 5 m/s with maximum gusts up to 8 m/s
UVI
On Sunday, 23 March, mostly partly cloudy, no precipitation are expected in Portola Valley. The lowest air temperature will be +9°C at 5 am, the highest temperature will be +19°C around 2 pm. The atmospheric pressure will be within 751-753 mm Hg. The relative humidity 57-94%. The wind will be mainly northwesterly 4 m/s with maximum gusts up to 6 m/s
UVI
On Monday, 24 March, mostly partly cloudy weather, no precipitation are expected in Portola Valley. The lowest air temperature will be +11°C at 5 am, the highest temperature will be +23°C around 5 pm. The atmospheric pressure will be within 751-753 mm Hg. The relative humidity 52-90%. The wind will be mainly northwesterly 3 m/s with maximum gusts up to 5 m/s