Weather in Riverside in August

General weather information about Riverside

Average annual temperature is 10.7 °C

Absolute maximum temperature: 32.2 °C

Absolute minimum temperature: -25.4 °C

Number of sunny days: 167 days

Number of rainy days: 185 days

Number of snow days: 13 days

Look at detailed online map of Riverside

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

Riverside air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)12.415.216.228.930.331.731.628.732.227.718.315.7
Average daytime temperature (°C)5.35.27.415.020.822.827.825.122.818.78.97.5
Average temperature (°C)1.5-0.42.79.314.217.623.020.418.413.74.13.2
Average night temperature (°C)-2.0-5.2-1.45.28.813.519.216.615.09.90.40.2
Absolute minimum temperature (°C)-13.1-25.4-5.3-3.12.27.513.712.77.61.7-4.9-7.3

Riverside monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)9.011.012.014.015.015.015.014.013.011.010.09.0
Daylight mean duration (h)9.410.511.913.414.615.315.013.912.511.19.89.1
Daylight minimum duration (h)9.09.011.012.014.015.014.013.011.010.09.09.0
Sunshine mean duration (h)3.96.27.28.211.28.310.29.67.47.37.05.1
Precipitation (mm)1654513592841461971262316940154
Sunny days714151621571213172218
Rainy days18101414102524191714812
Snow days642000000001

Riverside - weather forecast by months

Riverside weather in januaryRiverside weather in februaryRiverside weather in marchRiverside weather in aprilRiverside weather in mayRiverside weather in juneRiverside weather in julyRiverside weather in augustRiverside weather in septemberRiverside weather in octoberRiverside weather in novemberRiverside weather in december

Best time to visit Riverside:

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

  • May — 11.2(h)
  • July — 10.2(h)

Months with the longest average daylight duration in Riverside:

  • June — 15.3(h)

The largest precipitation sum in Riverside is at

  • January — 165(mm)
  • July — 197(mm)
  • September — 231(mm)

    • Weather forecast in the closest to Riverside admin centers

    Weather forecast in the closest towns to Riverside

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    Frequently asked questions

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