Guam
29°C
temperature
3096 hours
sunshine per day
1358 mm
rain
85 days
dry
280 days
rain
0 days
snow

Climate of Guam

Climate averages for the whole year

  • Day: the average daily temperature during the day is between 28°C and 29°C
  • Night:the average nighttime temperature is between 27°C and 29°C
  • Rain: it rains 280 days and there is a total of approximately 1358 mm rainfall
  • Sun hours: throughout the year there are 3096 sun hours
Maximum temperature: between 28°C and 29°C
Warmest month: 29°C in May
Coldest month: 28°C in January
Night temperature: between 27°C and 29°C
Dry days: 85 days
Days with rain: 280 days
Days with snow: 0 days
Total rain sum: 1358 mm
Hours of sunshine: 3096 hours

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Temperature graph

This graph shows the average maximum temperature (red) and minimum temperature (blue) for Guam.

Precipitation graph

This graph shows the average amount of rainfall per month for Guam.

Climate table of Guam

In this climate table you can see at a glance what the average weather per month is for Guam. The data has been collected over a 30-year period, from which an average per month has been derived. From year to year the differences may be larger or smaller, but with this climate table you have a good idea of what the weather for Guam might be like in a given month.

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Day temp. (°C) 28 28 28 28 29 29 29 29 29 29 29 29
Night temp. (°C) 27 27 27 28 28 29 29 29 29 28 28 28
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Precipitation (mm) 67 51 44 59 69 94 179 192 213 212 101 77
Days with rain 20 16 19 17 22 25 29 29 28 29 24 22
Dry days 11 12 12 13 9 5 2 2 2 2 6 9
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Sun hours per day 8 8 8 9 11 11 9 8 8 7 6 7
Wind force (Bft) 4 4 4 4 3 3 3 3 3 3 4 4
UV-index 7 7 7 7 7 7 7 7 7 7 7 7

Best time to visit Guam

To go to Guam, the best time to visit is January through June and December. In this period you have a warm temperature and little precipitation. In Guam, May is the warmest month with 29°C and the most cold month is 28°C in January.

Climate of Guam by month

What is the average climate in a given month for Guam? Click on a month to see all monthly averages for sunshine, maximum and minimum temperatures, percent chance of rain per day, snowfall and number of rainy days.

Guam weather experiences

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