The best time to visit in Guam is from January until June and November and December, when you will have a warm temperature and limited till mediocre rainfall. The highest average temperature in in Guam is 29°C in May and the lowest is 28°C in January.
If you want to know what the average temperature is in in Guam or when most precipitation (rain or snow) falls, you can find a quick overview below. This way, you are well prepared. Our average monthly climate data is based on data from the past 30 years.
What is the average weather like in a given month for Guam? Let's find out! Click on a month to check all the monthly averages for sunshine, temperature highs and lows, percentage chance of rain per day, snowfall accumulation and number of rainy days.
Besttravelmonths.com is the go-to website for all your weather and climate information. With this website, the best time to visit any destination in the world is only a click away. We provide information on current weather conditions as well as average climate data from past 30 years. All data comes from official meteorological institutes around the globe.