Weather in Ostrom in May

General weather information about Ostrom

Average annual temperature is 4.7 °C

Absolute maximum temperature: 31.3 °C

Absolute minimum temperature: -32.9 °C

Number of sunny days: 147 days

Number of rainy days: 152 days

Number of snow days: 66 days

Look at detailed online map of Ostrom

* Weather data for Ostrom Canada is based on climate observations for 2026 year

Ostrom air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)1.15.93.925.331.131.330.425.630.526.910.76.3
Average daytime temperature (°C)-5.4-4.4-1.38.718.223.423.321.420.211.11.9-0.8
Average temperature (°C)-9.6-10.4-6.32.511.117.418.216.114.47.5-2.1-3.8
Average night temperature (°C)-13.4-15.4-10.5-2.34.711.713.611.810.14.9-5.4-6.6
Absolute minimum temperature (°C)-28.6-32.9-17.0-12.8-2.25.510.04.54.4-4.4-16.8-15.1

Ostrom monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)9.010.012.014.015.015.015.014.013.011.010.08.0
Daylight mean duration (h)8.910.311.913.615.115.915.514.212.610.99.38.5
Daylight minimum duration (h)8.09.011.012.014.015.014.013.011.010.08.08.0
Sunshine mean duration (h)3.65.16.76.110.410.511.28.98.93.43.72.5
Precipitation (mm)3750511207382941101201476829
Sunny days1271491819791961017
Rainy days15518131124221123109
Snow days1816123000002105

Ostrom - weather forecast by months

Ostrom weather in januaryOstrom weather in februaryOstrom weather in marchOstrom weather in aprilOstrom weather in mayOstrom weather in juneOstrom weather in julyOstrom weather in augustOstrom weather in septemberOstrom weather in octoberOstrom weather in novemberOstrom weather in december

Best time to visit Ostrom:

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

  • May — 10.4(h)
  • June — 10.5(h)
  • July — 11.2(h)
  • August — 8.9(h)
  • September — 8.9(h)

Months with the longest average daylight duration in Ostrom:

  • June — 15.9(h)
  • July — 15.5(h)

The largest precipitation sum in Ostrom is at

  • April — 120(mm)
  • August — 110(mm)
  • September — 120(mm)
  • October — 147(mm)

    • Weather forecast in the closest to Ostrom admin centers

    Weather forecast in the closest towns to Ostrom

    Explore Ostrom

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    MapTrains schedule
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    Frequently asked questions

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