Best year time to visit Northwest

General weather information about Northwest

Average annual temperature is 10.4 °C

Absolute maximum temperature: 31.8 °C

Absolute minimum temperature: -18.7 °C

Number of sunny days: 172 days

Number of rainy days: 170 days

Number of snow days: 23 days

Look at detailed online map of Northwest

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

Northwest air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)14.114.216.524.930.231.830.930.630.727.216.613.8
Average daytime temperature (°C)3.05.46.515.421.026.027.825.823.115.68.86.5
Average temperature (°C)-0.3-0.11.78.914.619.822.320.718.011.44.03.2
Average night temperature (°C)-2.8-3.9-1.93.78.614.317.416.013.78.00.50.9
Absolute minimum temperature (°C)-18.7-16.8-9.2-4.41.49.713.39.77.7-3.9-8.5-4.6

Northwest 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)9.510.611.913.314.515.214.913.812.511.19.99.2
Daylight minimum duration (h)9.010.011.012.014.014.014.013.011.010.09.09.0
Sunshine mean duration (h)2.97.46.78.710.511.111.810.58.76.36.53.8
Precipitation (mm)691051398833637296411141862
Sunny days91610112116131518102112
Rainy days13101518101418161220717
Snow days926100000122

Northwest - weather forecast by months

Northwest weather in januaryNorthwest weather in februaryNorthwest weather in marchNorthwest weather in aprilNorthwest weather in mayNorthwest weather in juneNorthwest weather in julyNorthwest weather in augustNorthwest weather in septemberNorthwest weather in octoberNorthwest weather in novemberNorthwest weather in december

Best time to visit Northwest:

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

  • May — 10.5(h)
  • June — 11.1(h)
  • July — 11.8(h)
  • August — 10.5(h)

The largest precipitation sum in Northwest is at

  • February — 105(mm)
  • March — 139(mm)
  • August — 96(mm)
  • October — 114(mm)

    • Weather forecast in the closest to Northwest admin centers

    Weather forecast in the closest towns to Northwest

    Explore Northwest

    See also
    MapTrains schedule
    Plan your trip
    AccommodationExperiencesBlog

    Frequently asked questions

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