Guam Island
July
Weather in Guam Island for July 2026
Your guide to Guam Island weather in July - trends and predictions
Until now, July 2026 in Guam Island has been nearly identical to the historical average, with a temperature of 29.7 °C (showing only a slight deviation of 0.4 °C).
The forecast for the next days in Guam Island predicts temperatures to be around 29 °C, close to the historical average.
In general, the average temperature in Guam Island at the beginning of July is 29.4 °C. As the month progressed, temperatures tended to slightly decrease, reaching an average of 29.3 °C by the end of July.
Guam Island experiences heavy rainfall in July, with over 20 rainy days and an average total precipitation 500.8 mm.
Temperatures
Rain 🌧️
0
Dry days
31
Rainy days
0
Snow days
29°/26°
Temperatures
25 km/h
Avg max wind
80 %
Avg humidity
Guam Island Weather July
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Temperatures trend during July in Guam Island
See the weather trend as well as the moving average line
July weather in Guam Island day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Jul. |  Light rain shower | 29° /25° | 6.9 mm | 7 | |
| 2 Jul. | Light rain shower | 30° /26° | 8.9 mm | 7 | |
| 3 Jul. |  Patchy light rain | 30° /27° | 3.9 mm | 7 | |
| 4 Jul. | Patchy rain possible | 30° /27° | 6.9 mm | 6 | |
| 5 Jul. | Patchy rain possible | 29° /26° | 27.9 mm | 5 | |
| 6 Jul. |  Moderate or heavy rain shower | 29° /26° | 129.5 mm | 5 | |
| 7 Jul. | Patchy light rain | 29° /26° | 13.3 mm | 6 | |
| 8 Jul. | Patchy rain possible | 28° /25° | 9.1 mm | 7 | |
| 9 Jul. | Moderate or heavy rain shower | 28° /25° | 13.6 mm | 8 | |
| 10 Jul. | Patchy rain possible | 30° /26° | 4 mm | 10 | |
| 11 Jul. | Patchy rain possible | 30° /26° | 11.3 mm | 9 | |
| 12 Jul. | Light rain shower | 29° /25° | 26.7 mm | 6 | |
| 13 Jul. | Light rain shower | 28° /25° | 19.3 mm | 6 | |
| 14 Jul. | Light rain shower | 29° /26° | 2.7 mm | 7 | |
| 15 Jul. | Light rain shower | 29° /27° | 6 mm | 7 | |
| 16 Jul. | Patchy rain possible | 30° /26° | 7.5 mm | 8 | |
| 17 Jul. | Light rain shower | 30° /27° | 9.5 mm | 7 | |
| 18 Jul. | Light rain shower | 30° /27° | 3.6 mm | 6 | |
| 19 Jul. | Light rain shower | 30° /26° | 10.1 mm | 7 | |
| 20 Jul. | Light rain shower | 29° /27° | 4 mm | 6 | |
| 21 Jul. | Patchy rain possible | 30° /27° | 5.3 mm | 13.2 | |
| 22 Jul. | Patchy rain possible | 29° /27° | 5.9 mm | 12.8 | |
| 23 Jul. | Patchy rain possible | 29° /27° | 9.6 mm | 12.7 | |
| 24 Jul. |  Sunny | 29° /27° | 0.1 mm | 12.8 | |
| 25 Jul. | Sunny | 29° /26° | 0.1 mm | 12.9 | |
| 26 Jul. | Sunny | 29° /26° | 3.1 mm | 7 | |
| 27 Jul. | Patchy rain possible | 30° /27° | 0.3 mm | 7 | |
| 28 Jul. | Sunny | 29° /27° | 0 mm | 7 | |
| 29 Jul. | Patchy rain possible | 29° /27° | 9.6 mm | 7 | |
| 30 Jul. | Patchy rain possible | 29° /27° | 5.9 mm | 7 | |
| 31 Jul. | Sunny | 30° /27° | 0.1 mm | 7 | |
| Next | |||||
Important Notice
Our weather forecast for Guam Island in July 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 Island forecast closer to your planned date for the most up-to-date weather information.
Change Month
Guam Island in July - FAQ
What are the expected maximum and minimum temperatures in Guam Island during July?
During July, expect a variety of temperatures with highs around 29° and lows near 26°, suitable for diverse activities and preferences.
How much rainfall should be expected in Guam Island during July?
Significant rainfall exceeding 500.8 mm is expected in Guam Island during July, occurring over more than 31 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Guam Island during July?
The average wind speed in Guam Island during July is 25 km/h, suggesting breezy to windy conditions, depending on your activities.
July rainfall patterns in Guam Island
Explore the daily rainfall trends and prepare for Guam Islands July weather 💧
Typically, Guam Island has 31 rainy days in July with a total of 500.8 mm of rainfall.
UV exposure in Guam Island during July
Stay informed about UV levels for safe outdoor activities throughout the month of July ☀️
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