Napa weather in January 2022

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  • 13°C maximum daytime temperature in January in Napa13
    13°C max day temperature
  • 6 hours of sunshine per day
  • 10 days with some rainfall in January in Napa10
    10 days with some rainfall
  • 3°C minimum night-time temperature in January in Napa3
    3°C min night temperature
  • 10 hours of daylight per day in January in Napa10
    10 hours of daylight per day
  • No heat & humidity in January in Napa0
    No heat & humidity
  • 157 mm monthly rainfall in January in Napa157
    157 mm of monthly rainfall
  • UV (maximum) index 2 (Low) in January in Napa2
    2 (Low) UV index

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Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

The January weather guide for Napa, California shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

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How warm is it in Napa in January?

Daytime temperatures usually reach 13°C in Napa in January, falling to 3°C at night.

How sunny is it in Napa in January?

There are normally 6 hours of bright sunshine each day in Napa in January - that's 57% of daylight hours.

Does it rain in Napa in January?

There are usually 10 days with some rain in Napa in January and the average monthly rainfall is 157mm.

Metric (°C / mm)  |  Imperial (°F / inches)

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Napa sunrise & sunset times for January 2022

Browse the sunrise & sunset times for Napa in January 2022. Select a month to view Napa sunrise & sunset times for the next twelve months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Saturday, 1st January 2022 07:26 17:00
Sunday, 16th January 2022 07:24 17:14
Monday, 31st January 2022 07:15 17:31
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Where is hot in California in January for 2022/2023?

Below are average maximum temperatures at popular destinations in California in January. Select a destination to see more weather parameters.

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