Napa weather in April 2018

  • 20°C maximum daytime temperature in April in Napa20
    20°C max day temperature
  • 11 hours of sunshine per day (79% of daylight hours) in April in Napa11
    11 hours of sunshine per day
  • 6 days with some rainfall in April in Napa6
    6 days with some rainfall
  • 6°C minimum night-time temperature in April in Napa6
    6°C min night temperature
  • 13 hours of daylight per day in April in Napa13
    13 hours of daylight per day
  • No heat & humidity in April in Napa0
    No heat & humidity
  • 47 mm monthly rainfall in April in Napa47
    47 mm of monthly rainfall
  • UV (maximum) index 7 (High) in April in Napa7
    7 (High) UV index

Going to Napa? Find the best month to visit Napa based on the weather.

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Expect 20°C daytime maximum temperatures in the shade with on average 11 hours of sunshine per day in Napa in April. Check more long-term weather averages for Napa in April before you book your next holiday to California in 2018.

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More about Napa

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

Guide to Napa weather in April

The average maximum daytime temperature in Napa in April is a comfortable 20°C (68°F). The average night-time temperature is usually a cold 6°C (43°F). There are usually 11 hours of bright sunshine each day, which represents 79% of the 13 hours of daylight.

Expect 47mm (1.9 inches) of rainfall across the whole of April with 6 days with some rain falling. Maximum UV levels will be high (7 UV index) at midday when the skies are clear.

Napa sunrise & sunset times for April 2018

Browse the sunrise & sunset times for Napa in April 2018. Select a month to view Napa sunrise & sunset times for the next twelve months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Sunday, 1st April 2018 06:54 19:33
Monday, 2nd April 2018 06:52 19:34
Tuesday, 3rd April 2018 06:51 19:34
Wednesday, 4th April 2018 06:49 19:35
Thursday, 5th April 2018 06:48 19:36
Friday, 6th April 2018 06:46 19:37
Saturday, 7th April 2018 06:45 19:38
Sunday, 8th April 2018 06:43 19:39
Monday, 9th April 2018 06:42 19:40
Tuesday, 10th April 2018 06:40 19:41
Wednesday, 11th April 2018 06:39 19:42
Thursday, 12th April 2018 06:38 19:43
Friday, 13th April 2018 06:36 19:44
Saturday, 14th April 2018 06:35 19:45
Sunday, 15th April 2018 06:33 19:46
Monday, 16th April 2018 06:32 19:47
Tuesday, 17th April 2018 06:30 19:48
Wednesday, 18th April 2018 06:29 19:49
Thursday, 19th April 2018 06:28 19:49
Friday, 20th April 2018 06:26 19:50
Saturday, 21st April 2018 06:25 19:51
Sunday, 22nd April 2018 06:24 19:52
Monday, 23rd April 2018 06:22 19:53
Tuesday, 24th April 2018 06:21 19:54
Wednesday, 25th April 2018 06:20 19:55
Thursday, 26th April 2018 06:18 19:56
Friday, 27th April 2018 06:17 19:57
Saturday, 28th April 2018 06:16 19:58
Sunday, 29th April 2018 06:15 19:59
Monday, 30th April 2018 06:13 20:00
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