Weather in Castalia in August

General weather information about Castalia

Average annual temperature is 8.2 °C

Absolute maximum temperature: 25.1 °C

Absolute minimum temperature: -30.3 °C

Number of sunny days: 165 days

Number of rainy days: 178 days

Number of snow days: 22 days

Look at detailed online map of Castalia

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

Castalia air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)10.09.97.215.320.719.225.125.125.022.013.114.1
Average daytime temperature (°C)3.51.23.68.913.615.421.321.018.915.16.64.9
Average temperature (°C)0.7-2.61.35.89.912.718.017.415.712.33.82.4
Average night temperature (°C)-1.7-6.3-0.73.37.210.715.614.713.510.21.30.0
Absolute minimum temperature (°C)-7.3-30.3-5.7-2.83.86.914.011.98.03.2-5.7-7.1

Castalia 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)9.210.411.913.514.815.515.214.012.511.09.68.9
Daylight minimum duration (h)8.09.011.012.014.015.014.013.011.010.09.08.0
Sunshine mean duration (h)4.05.87.09.011.46.47.38.87.77.55.94.1
Precipitation (mm)2525190496420517615915411759115
Sunny days8121217199131019111718
Rainy days17713131221182111201213
Snow days696000000010

Castalia - weather forecast by months

Castalia weather in januaryCastalia weather in februaryCastalia weather in marchCastalia weather in aprilCastalia weather in mayCastalia weather in juneCastalia weather in julyCastalia weather in augustCastalia weather in septemberCastalia weather in octoberCastalia weather in novemberCastalia weather in december

Best time to visit Castalia:

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

  • April — 9.0(h)
  • May — 11.4(h)

Months with the longest average daylight duration in Castalia:

  • June — 15.5(h)

The largest precipitation sum in Castalia is at

  • January — 252(mm)
  • June — 205(mm)
  • July — 176(mm)
  • August — 159(mm)

    • Weather forecast in the closest to Castalia admin centers

    Weather forecast in the closest towns to Castalia

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    Frequently asked questions

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