Best year time to visit Wallula Junction

General weather information about Wallula Junction

Average annual temperature is 14.0 °C

Absolute maximum temperature: 42.1 °C

Absolute minimum temperature: -9.1 °C

Number of sunny days: 228 days

Number of rainy days: 132 days

Number of snow days: 5 days

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

Wallula Junction air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)14.114.417.331.736.137.540.342.133.626.317.518.0
Average daytime temperature (°C)8.29.212.817.828.731.036.334.227.019.09.67.7
Average temperature (°C)3.43.66.611.420.923.628.426.419.813.05.54.3
Average night temperature (°C)0.1-0.22.06.013.816.620.119.214.37.82.51.9
Absolute minimum temperature (°C)-8.5-9.1-1.7-0.26.99.716.013.57.5-2.5-3.9-3.5

Wallula Junction 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)9.110.411.913.615.015.715.314.112.510.99.58.7
Daylight minimum duration (h)8.09.011.012.014.015.014.013.011.010.08.08.0
Sunshine mean duration (h)5.06.57.99.412.913.414.010.89.48.24.82.7
Precipitation (mm)211737361020820243352
Sunny days151411142428302419201712
Rainy days13122016721711111319
Snow days320000000000

Wallula Junction - weather forecast by months

Wallula Junction weather in januaryWallula Junction weather in februaryWallula Junction weather in marchWallula Junction weather in aprilWallula Junction weather in mayWallula Junction weather in juneWallula Junction weather in julyWallula Junction weather in augustWallula Junction weather in septemberWallula Junction weather in octoberWallula Junction weather in novemberWallula Junction weather in december

Best time to visit Wallula Junction:

The best time to visit Wallula Junction during the most sunny months:

  • May — 12.9(h)
  • June — 13.4(h)
  • July — 14.0(h)

Months with the longest average daylight duration in Wallula Junction:

  • June — 15.7(h)
  • July — 15.3(h)

The largest precipitation sum in Wallula Junction is at

  • March — 37(mm)
  • April — 36(mm)
  • November — 33(mm)
  • December — 52(mm)

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    Frequently asked questions

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