Best year time to visit Lake Ketchum

General weather information about Lake Ketchum

Average annual temperature is 10.8 °C

Absolute maximum temperature: 31.4 °C

Absolute minimum temperature: -5.4 °C

Number of sunny days: 178 days

Number of rainy days: 186 days

Number of snow days: 1 day

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

Lake Ketchum air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)12.611.116.021.927.525.229.331.425.324.316.013.6
Average daytime temperature (°C)8.37.110.111.518.819.824.325.220.015.710.09.3
Average temperature (°C)5.64.35.87.813.714.717.918.914.911.46.77.0
Average night temperature (°C)3.72.43.15.310.411.512.914.311.68.54.35.0
Absolute minimum temperature (°C)-2.7-5.4-1.30.97.18.711.011.16.9-0.8-1.40.0

Lake Ketchum monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)9.010.012.014.015.016.016.015.013.011.09.08.0
Daylight mean duration (h)8.910.211.913.715.216.015.614.312.610.89.38.4
Daylight minimum duration (h)8.09.011.012.014.015.015.013.011.09.08.08.0
Sunshine mean duration (h)3.33.97.06.311.011.213.311.38.56.35.22.6
Precipitation (mm)10210910697291814345973114163
Sunny days6799232026211914168
Rainy days2421222181051011171423
Snow days100000000000

Lake Ketchum - weather forecast by months

Lake Ketchum weather in januaryLake Ketchum weather in februaryLake Ketchum weather in marchLake Ketchum weather in aprilLake Ketchum weather in mayLake Ketchum weather in juneLake Ketchum weather in julyLake Ketchum weather in augustLake Ketchum weather in septemberLake Ketchum weather in octoberLake Ketchum weather in novemberLake Ketchum weather in december

Best time to visit Lake Ketchum:

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

  • May — 11.0(h)
  • June — 11.2(h)
  • July — 13.3(h)
  • August — 11.3(h)

Months with the longest average daylight duration in Lake Ketchum:

  • June — 16.0(h)
  • July — 15.6(h)

The largest precipitation sum in Lake Ketchum is at

  • January — 102(mm)
  • February — 109(mm)
  • March — 106(mm)
  • April — 97(mm)
  • November — 114(mm)
  • December — 163(mm)

    • Weather forecast in the closest to Lake Ketchum admin centers

    Weather forecast in the closest towns to Lake Ketchum

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    Frequently asked questions

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