Best year time to visit Napa

General weather information about Napa

Average annual temperature is 27.0 °C

Absolute maximum temperature: 36.8 °C

Absolute minimum temperature: 19.0 °C

Number of sunny days: 68 days

Number of rainy days: 297 days

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* Weather data for Napa Indonesia is based on climate observations for 2026 year

Napa air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)31.731.832.832.432.031.932.234.135.936.636.834.2
Average daytime temperature (°C)30.330.230.530.530.230.830.432.634.235.734.432.1
Average temperature (°C)27.026.926.526.426.526.325.926.827.228.728.227.3
Average night temperature (°C)24.424.423.723.623.923.522.221.621.122.523.524.1
Absolute minimum temperature (°C)22.923.322.822.722.922.420.719.019.519.921.323.0

Napa monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)12.012.012.012.011.011.011.012.012.012.012.012.0
Daylight mean duration (h)12.412.312.112.011.911.811.911.912.112.212.312.4
Daylight minimum duration (h)12.012.012.011.011.011.011.011.012.012.012.012.0
Sunshine mean duration (h)10.68.89.89.49.19.99.910.911.211.210.710.4
Precipitation (mm)145137207246154114133221215128192
Sunny days000135518161631
Rainy days312831292825261314152730
Snow days000000000000

Napa - weather forecast by months

Napa weather in januaryNapa weather in februaryNapa weather in marchNapa weather in aprilNapa weather in mayNapa weather in juneNapa weather in julyNapa weather in augustNapa weather in septemberNapa weather in octoberNapa weather in novemberNapa weather in december

Best time to visit Napa:

The largest precipitation sum in Napa is at

  • March — 207(mm)
  • April — 246(mm)
  • December — 192(mm)

    • Weather forecast in the closest to Napa admin centers

    Weather forecast in the closest towns to Napa

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    MapTrains schedule
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    Frequently asked questions

    When is the best time to visit Napa?
    The historical weather data above shows the warmest, sunniest and driest months to help you choose the best time to visit Napa.
    What is the weather like in Napa?
    See average temperature, rainfall and daylight hours for Napa by month in the table above.
    How many sunny days does Napa have?
    The monthly weather statistics above show sunshine and rainfall patterns for Napa throughout the year.