Best year time to visit Town of Portland

General weather information about Town of Portland

Average annual temperature is 11.0 °C

Absolute maximum temperature: 31.4 °C

Absolute minimum temperature: -13.4 °C

Number of sunny days: 112 days

Number of rainy days: 226 days

Number of snow days: 27 days

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* Weather data for Town of Portland United States is based on climate observations for 2026 year

Town of Portland air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)14.517.614.226.327.129.431.429.330.827.815.815.2
Average daytime temperature (°C)4.56.95.814.618.423.025.823.622.116.29.27.6
Average temperature (°C)1.21.22.09.813.818.922.120.218.313.15.84.7
Average night temperature (°C)-1.2-2.5-1.15.89.415.218.817.315.310.43.12.4
Absolute minimum temperature (°C)-8.9-13.4-7.2-3.52.410.915.513.010.53.9-6.2-4.2

Town of Portland monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)9.011.012.014.015.015.015.014.013.011.010.09.0
Daylight mean duration (h)9.510.611.913.414.615.214.913.912.511.19.89.1
Daylight minimum duration (h)9.09.011.012.014.015.014.013.011.010.09.09.0
Sunshine mean duration (h)2.25.76.18.811.311.411.710.59.45.85.23.5
Precipitation (mm)18410313812568771092214712297136
Sunny days47711201255151367
Rainy days171615191118262615182223
Snow days1059000000021

Town of Portland - weather forecast by months

Town of Portland weather in januaryTown of Portland weather in februaryTown of Portland weather in marchTown of Portland weather in aprilTown of Portland weather in mayTown of Portland weather in juneTown of Portland weather in julyTown of Portland weather in augustTown of Portland weather in septemberTown of Portland weather in octoberTown of Portland weather in novemberTown of Portland weather in december

Best time to visit Town of Portland:

The best time to visit Town of Portland during the most sunny months:

  • May — 11.3(h)
  • June — 11.4(h)
  • July — 11.7(h)
  • August — 10.5(h)

The largest precipitation sum in Town of Portland is at

  • January — 184(mm)
  • August — 221(mm)

    • Weather forecast in the closest to Town of Portland admin centers

    Weather forecast in the closest towns to Town of Portland

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    Frequently asked questions

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