Guam
June
Weather in Guam for June 2025
Your guide to Guam weather in June - trends and predictions
In general, the average temperature in Guam at the beginning of June is 28.6 °C. As the month progressed, temperatures tended to slightly increase, reaching an average of 28.9 °C by the end of June.
Guam experiences an exceptionally high level of rainfall in June, with more than 24 rainy days on average.
Is June a good time to visit Guam? check out the best time to travel to Guam page.
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0
Dry days
30
Rainy days
0
Snow days
28°/26°
Temperatures
24 km/h
Avg max wind
82 %
Avg humidity
Guam in June average weather
Move between months or click on a day
| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  29° | ||||||
| 2  29° | 3 28° | 4 29° | 5 28° | 6  29° | 7 28° | 8 29° |
| 9 30° | 10 30° | 11 30° | 12 30° | 13 29° | 14 30° | 15 29° |
| 16 30° | 17 29° | 18 29° | 19 30° | 20 29° | 21 30° | 22 29° |
| 23 29° | 24 29° | 25 28° | 26 28° | 27 29° | 28 29° | 29 29° |
| 30 30° |
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Temperatures trend during June in Guam
See the weather trend as well as the moving average line
June weather day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Jun. | Moderate or heavy rain shower | 29° /26° | 19.8 mm | 6 | |
| 2 Jun. | Heavy rain at times | 29° /26° | 4.3 mm | 7 | |
| 3 Jun. | Moderate or heavy rain shower | 28° /25° | 24.8 mm | 7 | |
| 4 Jun. | Moderate or heavy rain shower | 29° /26° | 10.9 mm | 7 | |
| 5 Jun. | Moderate or heavy rain shower | 28° /25° | 14.8 mm | 7 | |
| 6 Jun. | Patchy rain possible | 29° /26° | 5 mm | 6 | |
| 7 Jun. | Moderate or heavy rain shower | 28° /25° | 7.2 mm | 6 | |
| 8 Jun. | Patchy rain possible | 29° /26° | 3.7 mm | 6 | |
| 9 Jun. | Heavy rain at times | 30° /26° | 5 mm | 7 | |
| 10 Jun. | Patchy rain possible | 30° /26° | 2 mm | 7 | |
| 11 Jun. | Patchy rain possible | 30° /26° | 3.5 mm | 7 | |
| 12 Jun. | Heavy rain at times | 30° /27° | 11 mm | 7 | |
| 13 Jun. | Patchy rain possible | 29° /26° | 15.1 mm | 6 | |
| 14 Jun. | Patchy rain possible | 30° /27° | 4.8 mm | 7 | |
| 15 Jun. | Patchy rain possible | 29° /27° | 7.4 mm | 6 | |
| 16 Jun. | Patchy rain possible | 30° /27° | 2.4 mm | 7 | |
| 17 Jun. | Patchy rain possible | 29° /26° | 4 mm | 6 | |
| 18 Jun. | Patchy rain possible | 29° /26° | 5 mm | 6 | |
| 19 Jun. | Patchy rain possible | 30° /26° | 3 mm | 7 | |
| 20 Jun. | Moderate or heavy rain shower | 29° /26° | 1.6 mm | 7 | |
| 21 Jun. | Moderate rain at times | 30° /26° | 4.3 mm | 6 | |
| 22 Jun. | Patchy rain possible | 29° /27° | 4.8 mm | 6 | |
| 23 Jun. | Moderate or heavy rain shower | 29° /26° | 5.4 mm | 6 | |
| 24 Jun. | Patchy rain possible | 29° /26° | 14 mm | 6 | |
| 25 Jun. | Moderate or heavy rain shower | 28° /26° | 12.2 mm | 6 | |
| 26 Jun. | Moderate or heavy rain shower | 28° /26° | 15 mm | 6 | |
| 27 Jun. | Moderate or heavy rain shower | 29° /27° | 18.4 mm | 7 | |
| 28 Jun. | Heavy rain at times | 29° /27° | 7.5 mm | 6 | |
| 29 Jun. | Moderate rain at times | 29° /26° | 12.8 mm | 6 | |
| 30 Jun. | Patchy rain possible | 30° /26° | 4.3 mm | 7 | |
| Next | |||||
Important Notice
Our weather forecast for Guam in June is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Guam forecast closer to your planned date for the most up-to-date weather information.
Guam in June - FAQ
What are the expected maximum and minimum temperatures in Guam during June?
During June, expect a variety of temperatures with highs around 28° and lows near 26°, suitable for diverse activities and preferences.
How much rainfall should be expected in Guam during June?
Significant rainfall exceeding 321 mm is expected in Guam during June, occurring over more than 30 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Guam during June?
The average wind speed in Guam during June is 24 km/h, suggesting breezy to windy conditions, depending on your activities.
What to pack to Guam in June?
As you prepare for your trip to Guam in June, it's important to consider the typical weather patterns for the time of year. Below is a carefully tailored packing list to ensure that your time in Guam, during June, is comfortable and enjoyable, regardless of the weather conditions.
- Clothing
- Lightweight Clothing: T-shirts, blouses, shorts, skirts
- Rain Gear: Lightweight, waterproof clothing
- Footwear
- Waterproof Shoes
- Accessories
- Sunglasses: For sun protection
- Sun Hats: Wide-brimmed hats for sun protection in warm weather
- Umbrellas/Raincoats: For rainy days
- Personal Items
- Sunscreen: High SPF for sunny destinations
- Lip Balm with SPF: To protect against chapped lips
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