Best year time to visit Jefferson Valley

General weather information about Jefferson Valley

Average annual temperature is 11.8 °C

Absolute maximum temperature: 34.4 °C

Absolute minimum temperature: -19.5 °C

Number of sunny days: 163 days

Number of rainy days: 193 days

Number of snow days: 9 days

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

Jefferson Valley air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)18.317.215.631.528.634.431.730.334.228.019.215.1
Average daytime temperature (°C)7.37.19.217.921.225.128.526.123.318.49.98.2
Average temperature (°C)3.31.94.011.614.919.223.421.318.613.65.03.9
Average night temperature (°C)0.1-2.3-0.56.69.014.519.317.214.99.71.10.7
Absolute minimum temperature (°C)-5.2-19.5-6.0-1.54.59.015.613.78.43.8-4.3-6.4

Jefferson Valley monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)10.011.012.013.014.015.015.014.013.011.010.09.0
Daylight mean duration (h)9.610.611.913.314.515.114.813.812.511.19.99.2
Daylight minimum duration (h)9.010.011.012.013.014.014.013.011.010.09.09.0
Sunshine mean duration (h)5.06.37.68.712.210.611.410.07.87.37.34.9
Precipitation (mm)13348107100559620812124211957215
Sunny days111613152099913141816
Rainy days181016151121222217171113
Snow days222000000012

Jefferson Valley - weather forecast by months

Jefferson Valley weather in januaryJefferson Valley weather in februaryJefferson Valley weather in marchJefferson Valley weather in aprilJefferson Valley weather in mayJefferson Valley weather in juneJefferson Valley weather in julyJefferson Valley weather in augustJefferson Valley weather in septemberJefferson Valley weather in octoberJefferson Valley weather in novemberJefferson Valley weather in december

Best time to visit Jefferson Valley:

The best time to visit Jefferson Valley during the most sunny months:

  • May — 12.2(h)
  • June — 10.6(h)
  • July — 11.4(h)

The largest precipitation sum in Jefferson Valley is at

  • July — 208(mm)
  • September — 242(mm)
  • December — 215(mm)

    • Weather forecast in the closest to Jefferson Valley admin centers

    Weather forecast in the closest towns to Jefferson Valley

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    MapTrains schedule
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    Frequently asked questions

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