Best year time to visit City of Walnut

General weather information about City of Walnut

Average annual temperature is 17.0 °C

Absolute maximum temperature: 39.5 °C

Absolute minimum temperature: -0.2 °C

Number of sunny days: 249 days

Number of rainy days: 116 days

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

City of Walnut air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)20.025.123.032.829.232.539.239.536.436.730.927.7
Average daytime temperature (°C)15.917.617.023.723.426.034.933.029.429.124.920.9
Average temperature (°C)10.510.411.415.316.518.624.524.321.720.216.213.9
Average night temperature (°C)6.75.17.69.812.013.616.718.016.713.99.89.0
Absolute minimum temperature (°C)2.0-0.22.14.77.811.012.815.814.08.26.85.5

City of Walnut monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)10.011.012.013.014.014.014.013.012.011.010.010.0
Daylight mean duration (h)10.211.012.013.013.914.414.213.412.411.310.49.9
Daylight minimum duration (h)9.010.011.012.013.014.013.012.011.010.010.09.0
Sunshine mean duration (h)6.58.27.310.49.010.412.511.29.39.98.97.6
Precipitation (mm)3261452085251109711254773
Sunny days141414231617302720282224
Rainy days171417715131410387
Snow days000000000000

City of Walnut - weather forecast by months

City of Walnut weather in januaryCity of Walnut weather in februaryCity of Walnut weather in marchCity of Walnut weather in aprilCity of Walnut weather in mayCity of Walnut weather in juneCity of Walnut weather in julyCity of Walnut weather in augustCity of Walnut weather in septemberCity of Walnut weather in octoberCity of Walnut weather in novemberCity of Walnut weather in december

Best time to visit City of Walnut:

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

  • July — 12.5(h)

The largest precipitation sum in City of Walnut is at

  • January — 326(mm)
  • February — 145(mm)
  • March — 208(mm)
  • September — 112(mm)

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    Frequently asked questions

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