San Juan
July
Weather in San Juan for July 2026
Your guide to San Juan weather in July - trends and predictions
Until now, July 2026 in San Juan has been nearly identical to the historical average, with a temperature of 31 °C (showing only a slight deviation of 0.3 °C).
The forecast for the next days in San Juan predicts temperatures to be around 31 °C, close to the historical average.
In general, the average temperature in San Juan at the beginning of July is 30.6 °C. As the month progressed, temperatures tended to remain steady, reaching an average of 30.6 °C by the end of July.
The climate of San Juan in July is notably wet, with an average of 15 rainy days, and a total of 100.3 mm of precipitation.
Temperatures
Rain 🌧️
16
Dry days
15
Rainy days
0
Snow days
31°/25°
Temperatures
26 km/h
Avg max wind
77 %
Avg humidity
San Juan Weather July
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Temperatures trend during July in San Juan
See the weather trend as well as the moving average line
July weather in San Juan day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Jul. |  Moderate or heavy rain shower | 31° /25° | 3.6 mm | 7 | |
| 2 Jul. |  Patchy rain possible | 30° /25° | 4 mm | 6 | |
| 3 Jul. |  Cloudy | 31° /25° | 0.9 mm | 7 | |
| 4 Jul. |  Overcast | 30° /24° | 5 mm | 8 | |
| 5 Jul. | Overcast | 31° /24° | 0.3 mm | 7 | |
| 6 Jul. | Patchy rain possible | 31° /24° | 0.5 mm | 8 | |
| 7 Jul. | Patchy rain possible | 30° /24° | 1.7 mm | 7 | |
| 8 Jul. | Moderate or heavy rain shower | 31° /25° | 5.5 mm | 7 | |
| 9 Jul. | Moderate or heavy rain shower | 31° /25° | 5.3 mm | 7 | |
| 10 Jul. | Cloudy | 31° /25° | 3.7 mm | 8 | |
| 11 Jul. | Patchy rain possible | 31° /25° | 1.1 mm | 8 | |
| 12 Jul. | Patchy rain possible | 30° /25° | 3.5 mm | 7 | |
| 13 Jul. | Moderate rain at times | 30° /24° | 1.7 mm | 7 | |
| 14 Jul. | Overcast | 31° /24° | 1 mm | 9 | |
| 15 Jul. | Moderate rain at times | 31° /24° | 2.1 mm | 9 | |
| 16 Jul. |  Heavy rain at times | 31° /24° | 1.9 mm | 8 | |
| 17 Jul. | Patchy rain possible | 31° /25° | 1.5 mm | 8 | |
| 18 Jul. | Patchy rain possible | 30° /25° | 0.8 mm | 8 | |
| 19 Jul. | Patchy rain possible | 31° /25° | 2.7 mm | 8 | |
| 20 Jul. | Overcast | 31° /24° | 1.4 mm | 7 | |
| 21 Jul. | Patchy rain possible | 29° /25° | 3.2 mm | 11.7 | |
| 22 Jul. | Patchy rain possible | 31° /25° | 2.4 mm | 11.1 | |
| 23 Jul. |  Sunny | 31° /25° | 0.2 mm | 11.3 | |
| 24 Jul. | Patchy rain possible | 31° /25° | 0.8 mm | 11.1 | |
| 25 Jul. | Patchy rain possible | 31° /25° | 1.8 mm | 8 | |
| 26 Jul. | Patchy rain possible | 31° /26° | 6.2 mm | 8 | |
| 27 Jul. | Patchy rain possible | 31° /26° | 0.4 mm | 8 | |
| 28 Jul. | Patchy rain possible | 30° /26° | 1.3 mm | 6 | |
| 29 Jul. | Patchy rain possible | 31° /26° | 1.8 mm | 8 | |
| 30 Jul. | Patchy rain possible | 30° /26° | 0.8 mm | 7 | |
| 31 Jul. | Sunny | 30° /25° | 0.3 mm | 7 | |
| Next | |||||
Important Notice
Our weather forecast for San Juan 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 San Juan forecast closer to your planned date for the most up-to-date weather information.
Change Month
San Juan in July - FAQ
What are the expected maximum and minimum temperatures in San Juan during July?
During July, expect a variety of temperatures with highs around 31° and lows near 25°, suitable for diverse activities and preferences.
How much rainfall should be expected in San Juan during July?
Significant rainfall exceeding 100.3 mm is expected in San Juan during July, occurring over more than 15 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in San Juan during July?
The average wind speed in San Juan during July is 26 km/h, suggesting breezy to windy conditions, depending on your activities.
July rainfall patterns in San Juan
Explore the daily rainfall trends and prepare for San Juans July weather 💧
Typically, San Juan has 15 rainy days in July with a total of 100.3 mm of rainfall.
UV exposure in San Juan during July
Stay informed about UV levels for safe outdoor activities throughout the month of July ☀️
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