Best year time to visit National City

General weather information about National City

Average annual temperature is 14.9 °C

Absolute maximum temperature: 38.0 °C

Absolute minimum temperature: -11.0 °C

Number of sunny days: 201 days

Number of rainy days: 161 days

Number of snow days: 3 days

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* Weather data for National City United States is based on climate observations for 2026 year

National City air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)20.621.222.828.632.135.037.638.033.230.226.918.2
Average daytime temperature (°C)8.511.413.120.826.030.332.330.027.520.714.410.3
Average temperature (°C)3.85.57.114.119.824.026.425.121.915.68.86.0
Average night temperature (°C)0.41.02.68.414.318.321.521.017.211.44.32.8
Absolute minimum temperature (°C)-11.0-10.0-6.11.06.112.717.614.411.1-1.4-4.7-5.4

National City monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)10.011.012.013.014.014.014.014.013.011.010.09.0
Daylight mean duration (h)9.810.812.013.214.314.814.613.612.411.210.19.5
Daylight minimum duration (h)9.010.011.012.013.014.014.013.011.010.09.09.0
Sunshine mean duration (h)5.27.56.810.210.812.611.910.010.47.87.75.6
Precipitation (mm)705820462151878915243681982
Sunny days181512191719111219172418
Rainy days12121811141120191114613
Snow days111000000000

National City - weather forecast by months

National City weather in januaryNational City weather in februaryNational City weather in marchNational City weather in aprilNational City weather in mayNational City weather in juneNational City weather in julyNational City weather in augustNational City weather in septemberNational City weather in octoberNational City weather in novemberNational City weather in december

Best time to visit National City:

The best time to visit National City during the most sunny months:

  • June — 12.6(h)
  • July — 11.9(h)

The largest precipitation sum in National City is at

  • March — 204(mm)
  • May — 151(mm)
  • August — 152(mm)

    • Weather forecast in the closest to National City admin centers

    Weather forecast in the closest towns to National City

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    Frequently asked questions

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