Best year time to visit Westerville

General weather information about Westerville

Average annual temperature is 12.4 °C

Absolute maximum temperature: 33.0 °C

Absolute minimum temperature: -9.7 °C

Number of sunny days: 162 days

Number of rainy days: 194 days

Number of snow days: 9 days

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

Westerville air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)17.020.822.025.928.733.032.831.532.227.920.415.5
Average daytime temperature (°C)6.711.110.917.522.025.928.727.424.818.311.58.7
Average temperature (°C)2.74.14.811.316.120.323.422.019.413.76.04.7
Average night temperature (°C)-0.4-0.40.35.810.814.818.817.314.89.72.01.8
Absolute minimum temperature (°C)-8.6-9.7-7.5-1.22.59.714.711.28.6-0.5-7.0-4.4

Westerville monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)10.011.012.013.014.015.014.014.013.011.010.09.0
Daylight mean duration (h)9.710.712.013.314.415.014.713.712.511.110.09.4
Daylight minimum duration (h)9.010.011.012.013.014.014.013.011.010.09.09.0
Sunshine mean duration (h)3.47.07.28.910.410.411.710.79.27.07.14.5
Precipitation (mm)12746140987912213110936764553
Sunny days10141114181341416142212
Rainy days18131616131727171417818
Snow days314000000001

Westerville - weather forecast by months

Westerville weather in januaryWesterville weather in februaryWesterville weather in marchWesterville weather in aprilWesterville weather in mayWesterville weather in juneWesterville weather in julyWesterville weather in augustWesterville weather in septemberWesterville weather in octoberWesterville weather in novemberWesterville weather in december

Best time to visit Westerville:

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

  • May — 10.4(h)
  • June — 10.4(h)
  • July — 11.7(h)
  • August — 10.7(h)

The largest precipitation sum in Westerville is at

  • January — 127(mm)
  • March — 140(mm)
  • June — 122(mm)
  • July — 131(mm)

    • Weather forecast in the closest to Westerville admin centers

    Weather forecast in the closest towns to Westerville

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    Frequently asked questions

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