French Guiana (Cayenne)
July
Weather in French Guiana for July 2025
Your guide to French Guiana weather in July - trends and predictions
In general, the average temperature in French Guiana at the beginning of July is 29 °C. As the month progressed, temperatures tended to moderately rise, reaching an average of 30.4 °C by the end of July.
French Guiana experiences an exceptionally high level of rainfall in July, with more than 24 rainy days on average.
Is July a good time to visit French Guiana? check out the best time to travel to French Guiana page.
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0
Dry days
31
Rainy days
0
Snow days
30°/23°
Temperatures
13 km/h
Avg max wind
84 %
Avg humidity
French Guiana in July average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  29° | 2 31° | 3 30° | 4 29° | 5 28° | 6 28° | |
| 7  28° | 8 29° | 9 30° | 10  30° | 11 30° | 12 29° | 13 30° |
| 14 31° | 15 30° | 16 29° | 17 28° | 18 29° | 19 28° | 20 32° |
| 21 30° | 22 30° | 23 30° | 24 31° | 25 30° | 26 30° | 27 31° |
| 28 30° | 29 30° | 30 31° | 31 31° |
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Temperatures trend during July in French Guiana
See the weather trend as well as the moving average line
July weather day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Jul. | Moderate or heavy rain shower | 29° /23° | 14.8 mm | 7 | |
| 2 Jul. | Moderate or heavy rain shower | 31° /23° | 13.2 mm | 7 | |
| 3 Jul. | Moderate or heavy rain shower | 30° /23° | 11.1 mm | 7 | |
| 4 Jul. | Moderate or heavy rain shower | 29° /23° | 8.1 mm | 6 | |
| 5 Jul. | Moderate or heavy rain shower | 28° /23° | 18.9 mm | 6 | |
| 6 Jul. | Moderate or heavy rain shower | 28° /23° | 16.6 mm | 6 | |
| 7 Jul. | Heavy rain at times | 28° /23° | 8.3 mm | 6 | |
| 8 Jul. | Moderate or heavy rain shower | 29° /22° | 11.3 mm | 6 | |
| 9 Jul. | Moderate rain at times | 30° /22° | 1.5 mm | 7 | |
| 10 Jul. | Patchy rain possible | 30° /23° | 4.6 mm | 7 | |
| 11 Jul. | Patchy rain possible | 30° /23° | 5.1 mm | 7 | |
| 12 Jul. | Moderate or heavy rain shower | 29° /23° | 8.7 mm | 7 | |
| 13 Jul. | Moderate or heavy rain shower | 30° /22° | 5.7 mm | 7 | |
| 14 Jul. | Moderate or heavy rain shower | 31° /22° | 6.7 mm | 7 | |
| 15 Jul. | Patchy rain possible | 30° /23° | 6.8 mm | 7 | |
| 16 Jul. | Moderate rain at times | 29° /23° | 6.5 mm | 7 | |
| 17 Jul. | Moderate rain at times | 28° /23° | 7.9 mm | 6 | |
| 18 Jul. | Moderate rain at times | 29° /23° | 4.7 mm | 6 | |
| 19 Jul. | Moderate rain at times | 28° /23° | 8.9 mm | 7 | |
| 20 Jul. | Moderate or heavy rain shower | 32° /23° | 4.1 mm | 7 | |
| 21 Jul. | Moderate or heavy rain shower | 30° /23° | 6.4 mm | 7 | |
| 22 Jul. | Moderate or heavy rain shower | 30° /23° | 5.5 mm | 7 | |
| 23 Jul. | Moderate or heavy rain shower | 30° /22° | 3.8 mm | 7 | |
| 24 Jul. | Moderate or heavy rain shower | 31° /23° | 3.1 mm | 7 | |
| 25 Jul. | Moderate or heavy rain shower | 30° /23° | 8 mm | 7 | |
| 26 Jul. | Heavy rain at times | 30° /23° | 1.5 mm | 7 | |
| 27 Jul. | Patchy rain possible | 31° /23° | 1.4 mm | 7 | |
| 28 Jul. | Patchy rain possible | 30° /23° | 0.6 mm | 7 | |
| 29 Jul. | Moderate rain at times | 30° /23° | 3.6 mm | 7 | |
| 30 Jul. | Moderate or heavy rain shower | 31° /23° | 3 mm | 7 | |
| 31 Jul. | Moderate or heavy rain shower | 31° /23° | 4.1 mm | 7 | |
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Important Notice
Our weather forecast for French Guiana 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 French Guiana forecast closer to your planned date for the most up-to-date weather information.
French Guiana in July - FAQ
What are the expected maximum and minimum temperatures in French Guiana during July?
During July, expect a variety of temperatures with highs around 30° and lows near 23°, suitable for diverse activities and preferences.
How much rainfall should be expected in French Guiana during July?
Significant rainfall exceeding 249.8 mm is expected in French Guiana during July, occurring over more than 31 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in French Guiana during July?
The average wind speed in French Guiana during July is 13 km/h, suggesting breezy to windy conditions, depending on your activities.
What to pack to French Guiana in July?
As you prepare for your trip to French Guiana in July, 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 French Guiana, during July, 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
- Sandals/Flip-flops: Comfortable for warm climates
- 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
- Insect Repellent: For destinations with mosquitos or other insects
July rainfall patterns in French Guiana
Explore the daily rainfall trends and prepare for French Guianas July weather 💧
UV exposure in French Guiana during July
Stay informed about UV levels for safe outdoor activities throughout the month of July ☀️
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