Best year time to visit Barnum Island

General weather information about Barnum Island

Average annual temperature is 12.9 °C

Absolute maximum temperature: 29.1 °C

Absolute minimum temperature: -14.7 °C

Number of sunny days: 189 days

Number of rainy days: 172 days

Number of snow days: 4 days

Look at detailed online map of Barnum Island

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

Barnum Island air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)11.112.611.517.020.023.229.126.827.522.118.115.0
Average daytime temperature (°C)7.67.08.112.816.020.125.324.422.317.711.89.0
Average temperature (°C)5.34.05.210.613.918.223.722.520.015.48.46.6
Average night temperature (°C)3.21.22.78.711.616.422.020.618.013.35.84.6
Absolute minimum temperature (°C)-1.7-14.7-1.13.17.610.818.717.813.48.4-1.0-2.9

Barnum Island 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)9.610.711.913.314.415.014.713.812.511.19.99.3
Daylight minimum duration (h)9.010.011.012.013.014.014.013.011.010.09.09.0
Sunshine mean duration (h)4.86.97.48.912.211.311.710.98.28.17.55.4
Precipitation (mm)12548131114326010914927013949184
Sunny days131714172414121113171918
Rainy days1891613716192017141013
Snow days021000000010

Barnum Island - weather forecast by months

Barnum Island weather in januaryBarnum Island weather in februaryBarnum Island weather in marchBarnum Island weather in aprilBarnum Island weather in mayBarnum Island weather in juneBarnum Island weather in julyBarnum Island weather in augustBarnum Island weather in septemberBarnum Island weather in octoberBarnum Island weather in novemberBarnum Island weather in december

Best time to visit Barnum Island:

The best time to visit Barnum Island during the most sunny months:

  • May — 12.2(h)
  • June — 11.3(h)
  • July — 11.7(h)
  • August — 10.9(h)

The largest precipitation sum in Barnum Island is at

  • August — 149(mm)
  • September — 270(mm)
  • December — 184(mm)

    • Weather forecast in the closest to Barnum Island admin centers

    Weather forecast in the closest towns to Barnum Island

    Explore Barnum Island

    See also
    MapTrains schedule
    Plan your trip
    AccommodationExperiencesBlog

    Frequently asked questions

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