Weather in Kelso in December

General weather information about Kelso

Average annual temperature is 11.3 °C

Absolute maximum temperature: 39.3 °C

Absolute minimum temperature: -13.1 °C

Number of sunny days: 156 days

Number of rainy days: 208 days

Number of snow days: 1 day

Look at detailed online map of Kelso

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

Kelso air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)13.613.917.729.030.529.534.039.332.027.116.415.3
Average daytime temperature (°C)9.18.010.813.421.623.027.929.622.917.811.110.3
Average temperature (°C)5.73.75.58.214.715.619.120.715.912.07.07.1
Average night temperature (°C)3.00.82.14.79.710.312.714.711.58.34.34.8
Absolute minimum temperature (°C)-5.3-13.1-2.70.15.86.110.39.47.7-0.6-2.8-1.8

Kelso monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)9.011.012.014.015.015.015.014.013.011.010.08.0
Daylight mean duration (h)9.110.311.913.615.015.715.414.112.610.99.58.7
Daylight minimum duration (h)8.09.011.012.014.015.014.013.011.010.08.08.0
Sunshine mean duration (h)2.94.25.75.610.411.812.911.28.16.15.02.8
Precipitation (mm)11891137214273052582109176286
Sunny days6845162226191516127
Rainy days2519272515851215151824
Snow days010000000000

Kelso - weather forecast by months

Kelso weather in januaryKelso weather in februaryKelso weather in marchKelso weather in aprilKelso weather in mayKelso weather in juneKelso weather in julyKelso weather in augustKelso weather in septemberKelso weather in octoberKelso weather in novemberKelso weather in december

Best time to visit Kelso:

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

  • May — 10.4(h)
  • June — 11.8(h)
  • July — 12.9(h)
  • August — 11.2(h)

Months with the longest average daylight duration in Kelso:

  • June — 15.7(h)
  • July — 15.4(h)

The largest precipitation sum in Kelso is at

  • March — 137(mm)
  • April — 214(mm)
  • November — 176(mm)
  • December — 286(mm)

    • Weather forecast in the closest to Kelso admin centers

    Weather forecast in the closest towns to Kelso

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    Frequently asked questions

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