Best year time to visit Pomona

General weather information about Pomona

Average annual temperature is 13.6 °C

Absolute maximum temperature: 37.0 °C

Absolute minimum temperature: -10.5 °C

Number of sunny days: 182 days

Number of rainy days: 181 days

Number of snow days: 2 days

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

Pomona air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)17.822.224.730.128.933.037.033.336.327.522.616.7
Average daytime temperature (°C)8.911.412.321.222.427.131.930.225.920.312.69.5
Average temperature (°C)4.85.66.214.215.920.625.223.920.214.66.95.1
Average night temperature (°C)1.81.21.48.310.015.020.118.815.510.02.61.8
Absolute minimum temperature (°C)-3.7-10.5-6.30.64.910.817.614.510.23.8-6.1-4.1

Pomona 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)9.810.712.013.214.314.914.613.712.411.210.09.5
Daylight minimum duration (h)9.010.011.012.013.014.014.013.011.010.09.09.0
Sunshine mean duration (h)4.97.07.89.210.110.812.011.29.08.47.75.5
Precipitation (mm)56536911633128106321354664133
Sunny days10161219161351416182419
Rainy days20111911151726171413612
Snow days110000000000

Pomona - weather forecast by months

Pomona weather in januaryPomona weather in februaryPomona weather in marchPomona weather in aprilPomona weather in mayPomona weather in junePomona weather in julyPomona weather in augustPomona weather in septemberPomona weather in octoberPomona weather in novemberPomona weather in december

Best time to visit Pomona:

The best time to visit Pomona during the most sunny months:

  • June — 10.8(h)
  • July — 12.0(h)
  • August — 11.2(h)

The largest precipitation sum in Pomona is at

  • April — 116(mm)
  • June — 128(mm)
  • July — 106(mm)
  • September — 135(mm)
  • December — 133(mm)

    • Weather forecast in the closest to Pomona admin centers

    Weather forecast in the closest towns to Pomona

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    Frequently asked questions

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