Guam weather in August (Micronesia)

Planning a trip to Guam in August? Wondering if it's an optimal time for a visit? This page provides detailed information on the weather conditions for that month.

In August, Guam typically experiences high temperatures and heavy rainfall. Throughout the daytime, temperatures often hover around 30°C. However, as the sun sets and evening approaches, there's a noticeable cool-down, with temperatures gently dropping to a more temperate 26°C. Keep in mind, these temperatures are averages, and some days might be even warmer. Dress suitably to manage the heat.

Guam in August falls under the rainy season with heavy rainfall, averaging around 362 mm for the month. In this month, the heaviest downpours of the year are not uncommon. Carrying a poncho might be your best bet to stay dry. When we look at the climate data from the last 30 years, we can expect around 20 days of rain.

The city usually sees around 143 hours of sunlight, indicating a moderately sunny period.

If you're looking for dry conditions and comfortable temperatures, August may not be the ideal month to visit Guam. January, February, March, April and May typically offer the best circumstances. While July, August, September and October tend to showcase less optimal conditions.

For an in-depth look at the yearly conditions, visit our specialized Guam climate page with graphs.

 

Guam, monthly averages in August

Min TemperatureMin Temperature 26°C  
Max TemperatureMax Temperature 30°C  
Chance of RainChance of Rain 68%  
PrecipitationPrecipitation 362 mm  
Rainy daysRainy days 20 days  
SunshineSunshine 143 hours  
Percentage SunshinePercentage Sunshine  

Where to go in Micronesia in August

Find out more about the weather in Micronesia in August and which places have the best weather conditions in this month.

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Legend perfect weather pleasant tolerable unpleasant poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C and 29°C and not too much precipitation (less than 90 mm a month).

So, what should you wear in Guam in August?

It's going to be warm! Consider airy clothing, t-shirts, and other summer clothes. Shorts for men made of cotton or linen are good options for staying cool. However, there's a good chance of rain, so bring a raincoat just in case.

What To Do

We rated the following activities from 1 (least suitable) to 10 (best) to do in August.

Swimming
7/10
Cycling
7/10
Walking
7/10
Camping
7/10
Outdoor sports
7/10

Interested in more climate information?

Weather and Climate provides you with all the information you need about the climate in Guam.

Our site offers climate and forecast data for every country in the world. Are you going to Micronesia? On this website you can find historical weather averages for many cities in Micronesia. Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal climate conditions. Find out where to go with our weather planner.