When to go to Guam?
The climate of Guam is tropical. Make the dry season from December to June your first choice for your trip. Temperatures here are hot all year round and are between 77°F and 86°F.
| Jan | Feb | March | April | May | June | Jul | August | Sept | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Beach and Sun |  | | | | | | | |||||
| Kitesurf/Windsurf | | | | | | | | | | |||
| Whale watching | | | | | | |
Temperatures Tamuning-Tumon-Harmon Village
| Jan | Feb | March | April | May | June | Jul | August | Sept | Oct | nov. | dec. | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Min temperature | 75° | 73° | 75° | 75° | 77° | 77° | 77° | 75° | 75° | 75° | 77° | 75° |
| Max temperature | 86° | 86° | 86° | 87° | 87° | 87° | 87° | 87° | 87° | 87° | 87° | 86° |
| Sea temperature | 82° | 82° | 82° | 82° | 84° | 84° | 84° | 86° | 84° | 86° | 84° | 82° |
Sunshine
Rainfall Tamuning-Tumon-Harmon Village
Weather Tamuning-Tumon-Harmon Village
Check the weather history over the last 5 years: Weather history
The weather month by month in Guam
Weather Tamuning-Tumon-Harmon Village in January
Sea: 82 °
| 15 d/month | 8 d/month | 6 d/month | 1 day | 1 day |
In January, in Tamuning-Tumon-Harmon Village, Minimum temperatures vary between 24 in the morning and 30 in the afternoon. The average rainfall is around 120 inches, for 15 days without rain.
Check the weather over the last 5 years for the dates of your stay
Weather history day by day
Weather Tamuning-Tumon-Harmon Village in February
Sea: 82 °
| 10 d/month | 9 d/month | 7 d/month | 1 day | 1 day |
In February, in Tamuning-Tumon-Harmon Village, Minimum temperatures vary between 23 in the morning and 30 in the afternoon. The average rainfall is around 112 inches, for 21 days without rain.
Check the weather over the last 5 years for the dates of your stay
Weather history day by day
Weather Tamuning-Tumon-Harmon Village in March
Sea: 82 °
| 13 d/month | 10 d/month | 6 d/month | 1 day | 1 day |
In March, in Tamuning-Tumon-Harmon Village, Minimum temperatures vary between 24 in the morning and 30 in the afternoon. The average rainfall is around 59 inches, for 20 days without rain.
Check the weather over the last 5 years for the dates of your stay
Weather history day by day
Weather Tamuning-Tumon-Harmon Village in April
Sea: 82 °
| 13 d/month | 9 d/month | 6 d/month | 2 d/month |
In April, in Tamuning-Tumon-Harmon Village, Minimum temperatures vary between 24 in the morning and 31 in the afternoon. Températures are really hot. The average rainfall is around 87 inches, for 16 days without rain.
Check the weather over the last 5 years for the dates of your stay
Weather history day by day
Weather Tamuning-Tumon-Harmon Village in May
Sea: 84 °
| 14 d/month | 8 d/month | 7 d/month | 1 day | 1 day |
In May, in Tamuning-Tumon-Harmon Village, Minimum temperatures vary between 25 in the morning and 31 in the afternoon. Températures are really hot. The average rainfall is around 97 inches, for 16 days without rain.
Check the weather over the last 5 years for the dates of your stay
Weather history day by day
Weather Tamuning-Tumon-Harmon Village in June
Sea: 84 °
| 14 d/month | 7 d/month | 5 d/month | 4 d/month |
In June, in Tamuning-Tumon-Harmon Village, Minimum temperatures vary between 25 in the morning and 31 in the afternoon. Températures are really hot. The average rainfall is around 177 inches, for 13 days without rain.
Check the weather over the last 5 years for the dates of your stay
Weather history day by day
Weather Tamuning-Tumon-Harmon Village in July
Sea: 84 °
| 13 d/month | 7 d/month | 5 d/month | 5 d/month | 1 day |
In July, in Tamuning-Tumon-Harmon Village, Minimum temperatures vary between 25 in the morning and 31 in the afternoon. Températures are really hot. The average rainfall is around 290 inches, for 11 days without rain.
Check the weather over the last 5 years for the dates of your stay
Weather history day by day
Weather Tamuning-Tumon-Harmon Village in August
Sea: 86 °
| 12 d/month | 8 d/month | 5 d/month | 5 d/month | 1 day |
In August, in Tamuning-Tumon-Harmon Village, Minimum temperatures vary between 24 in the morning and 31 in the afternoon. Températures are really hot. The average rainfall is around 431 inches, for 11 days without rain.
Check the weather over the last 5 years for the dates of your stay
Weather history day by day
Weather Tamuning-Tumon-Harmon Village in September
Sea: 84 °
| 11 d/month | 11 d/month | 5 d/month | 3 d/month |
In September, in Tamuning-Tumon-Harmon Village, Minimum temperatures vary between 24 in the morning and 31 in the afternoon. Températures are really hot. The average rainfall is around 360 inches, for 9 days without rain.
Check the weather over the last 5 years for the dates of your stay
Weather history day by day
Weather Tamuning-Tumon-Harmon Village in October
Sea: 86 °
| 15 d/month | 9 d/month | 4 d/month | 3 d/month |
In October, in Tamuning-Tumon-Harmon Village, Minimum temperatures vary between 24 in the morning and 31 in the afternoon. Températures are really hot. The average rainfall is around 282 inches, for 7 days without rain.
Check the weather over the last 5 years for the dates of your stay
Weather history day by day
Weather Tamuning-Tumon-Harmon Village in November
Sea: 84 °
| 15 d/month | 10 d/month | 3 d/month | 2 d/month |
In November, in Tamuning-Tumon-Harmon Village, Minimum temperatures vary between 25 in the morning and 31 in the afternoon. Températures are really hot. The average rainfall is around 227 inches, for 13 days without rain.
Check the weather over the last 5 years for the dates of your stay
Weather history day by day
Weather Tamuning-Tumon-Harmon Village in December
Sea: 82 °
| 15 d/month | 10 d/month | 3 d/month | 2 d/month | 1 day |
In December, in Tamuning-Tumon-Harmon Village, Minimum temperatures vary between 24 in the morning and 30 in the afternoon. The average rainfall is around 176 inches, for 13 days without rain.
Check the weather over the last 5 years for the dates of your stay
Weather history day by day