Best year time to visit South Guam

General weather information about South Guam

Average annual temperature is 9.7 °C

Absolute maximum temperature: 35.8 °C

Absolute minimum temperature: -21.4 °C

Number of sunny days: 235 days

Number of rainy days: 99 days

Number of snow days: 31 days

Look at detailed online map of South Guam

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

South Guam air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)10.49.913.825.825.631.435.832.129.624.119.412.1
Average daytime temperature (°C)0.92.76.416.421.626.032.327.924.719.511.25.0
Average temperature (°C)-4.4-3.90.68.714.719.225.821.317.712.64.7-1.1
Average night temperature (°C)-8.7-9.6-4.41.57.411.417.914.810.45.9-0.6-5.6
Absolute minimum temperature (°C)-18.1-21.4-15.4-8.72.27.614.812.55.5-4.3-12.1-12.4

South Guam monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)10.011.012.013.014.014.014.013.012.011.010.09.0
Daylight mean duration (h)10.110.912.013.114.014.514.313.512.411.310.39.8
Daylight minimum duration (h)9.010.011.012.013.014.013.012.011.010.09.09.0
Sunshine mean duration (h)7.48.68.911.812.413.312.911.611.110.38.67.9
Precipitation (mm)42376083658263424719
Sunny days171614221918271418252124
Rainy days3497121241712685
Snow days1188100000012

South Guam - weather forecast by months

South Guam weather in januarySouth Guam weather in februarySouth Guam weather in marchSouth Guam weather in aprilSouth Guam weather in maySouth Guam weather in juneSouth Guam weather in julySouth Guam weather in augustSouth Guam weather in septemberSouth Guam weather in octoberSouth Guam weather in novemberSouth Guam weather in december

Best time to visit South Guam:

The best time to visit South Guam during the most sunny months:

  • June — 13.3(h)

The largest precipitation sum in South Guam is at

  • January — 42(mm)
  • February — 37(mm)
  • March — 60(mm)
  • May — 36(mm)
  • November — 47(mm)

    • Weather forecast in the closest to South Guam admin centers

    Weather forecast in the closest towns to South Guam

    Explore South Guam

    See also
    MapTrains schedule
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    Frequently asked questions

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