Best year time to visit Crystal Lake

General weather information about Crystal Lake

Average annual temperature is 13.7 °C

Absolute maximum temperature: 35.8 °C

Absolute minimum temperature: -12.2 °C

Number of sunny days: 187 days

Number of rainy days: 175 days

Number of snow days: 3 days

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

Crystal Lake air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)18.218.618.129.227.727.835.832.133.827.621.516.2
Average daytime temperature (°C)9.49.111.017.819.324.129.327.724.620.012.79.6
Average temperature (°C)5.95.16.213.215.119.725.123.720.915.27.96.3
Average night temperature (°C)2.91.22.09.311.115.821.220.017.611.23.93.1
Absolute minimum temperature (°C)-2.4-12.2-2.92.25.210.517.416.012.15.3-4.0-3.2

Crystal Lake 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)9.710.712.013.314.415.014.713.712.511.210.09.4
Daylight minimum duration (h)9.010.011.012.013.014.014.013.011.010.09.09.0
Sunshine mean duration (h)5.06.87.18.411.710.811.610.28.28.27.75.3
Precipitation (mm)935811612045781071151725451202
Sunny days13161419221391014182019
Rainy days1811161191722211613912
Snow days011000000010

Crystal Lake - weather forecast by months

Crystal Lake weather in januaryCrystal Lake weather in februaryCrystal Lake weather in marchCrystal Lake weather in aprilCrystal Lake weather in mayCrystal Lake weather in juneCrystal Lake weather in julyCrystal Lake weather in augustCrystal Lake weather in septemberCrystal Lake weather in octoberCrystal Lake weather in novemberCrystal Lake weather in december

Best time to visit Crystal Lake:

The best time to visit Crystal Lake during the most sunny months:

  • May — 11.7(h)
  • June — 10.8(h)
  • July — 11.6(h)

The largest precipitation sum in Crystal Lake is at

  • September — 172(mm)
  • December — 202(mm)

    • Weather forecast in the closest to Crystal Lake admin centers

    Weather forecast in the closest towns to Crystal Lake

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    Frequently asked questions

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