Cayenne
September
Weather in Cayenne for September 2025
Your guide to Cayenne weather in September - trends and predictions
In general, the average temperature in Cayenne at the beginning of September is 32.6 °C. As the month progressed, temperatures tended to slightly increase, reaching an average of 32.9 °C by the end of September.
Precipitation in Cayenne during September is a rare event, with an average of fewer than 2 rainy days.
Is September a good time to visit Cayenne? check out the best time to travel to Cayenne page.
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Temperatures
Rain 🌧️
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29
Dry days
1
Rainy days
0
Snow days
32°/24°
Temperatures
17 km/h
Avg max wind
72 %
Avg humidity
Cayenne in September average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  32° | 2  32° | 3 32° | 4 33° | 5 33° | 6 33° | 7  33° |
| 8 32° | 9 33° | 10 32° | 11 32° | 12 32° | 13 32° | 14 33° |
| 15 32° | 16  32° | 17 33° | 18  33° | 19 33° | 20 33° | 21 33° |
| 22 32° | 23 32° | 24 33° | 25 32° | 26 33° | 27 33° | 28 33° |
| 29 33° | 30 33° |
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Temperatures trend during September in Cayenne
See the weather trend as well as the moving average line
September weather day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Sept. | Cloudy | 32° /24° | 0.1 mm | 7 | |
| 2 Sept. | Partly cloudy | 32° /24° | 0.4 mm | 8 | |
| 3 Sept. | Partly cloudy | 32° /23° | 0.1 mm | 8 | |
| 4 Sept. | Partly cloudy | 33° /23° | 0 mm | 8 | |
| 5 Sept. | Cloudy | 33° /24° | 0 mm | 7 | |
| 6 Sept. | Cloudy | 33° /24° | 0.3 mm | 8 | |
| 7 Sept. | Patchy rain possible | 33° /23° | 1.1 mm | 8 | |
| 8 Sept. | Patchy rain possible | 32° /24° | 0.2 mm | 8 | |
| 9 Sept. | Partly cloudy | 33° /24° | 0 mm | 8 | |
| 10 Sept. | Partly cloudy | 32° /24° | 0 mm | 8 | |
| 11 Sept. | Cloudy | 32° /23° | 0.1 mm | 8 | |
| 12 Sept. | Partly cloudy | 32° /23° | 0 mm | 8 | |
| 13 Sept. | Partly cloudy | 32° /23° | 0 mm | 8 | |
| 14 Sept. | Partly cloudy | 33° /23° | 0 mm | 8 | |
| 15 Sept. | Partly cloudy | 32° /24° | 0 mm | 8 | |
| 16 Sept. | Thundery outbreaks possible | 32° /24° | 0.2 mm | 8 | |
| 17 Sept. | Partly cloudy | 33° /24° | 0 mm | 8 | |
| 18 Sept. | Mist | 33° /23° | 0.1 mm | 7 | |
| 19 Sept. | Mist | 33° /23° | 0.4 mm | 8 | |
| 20 Sept. | Partly cloudy | 33° /24° | 0.1 mm | 8 | |
| 21 Sept. | Thundery outbreaks possible | 33° /24° | 0.8 mm | 8 | |
| 22 Sept. | Patchy rain possible | 32° /24° | 0.2 mm | 7 | |
| 23 Sept. | Patchy rain possible | 32° /24° | 0.2 mm | 7 | |
| 24 Sept. | Patchy rain possible | 33° /23° | 0 mm | 7 | |
| 25 Sept. | Patchy rain possible | 32° /24° | 0 mm | 7 | |
| 26 Sept. | Partly cloudy | 33° /24° | 0 mm | 8 | |
| 27 Sept. | Cloudy | 33° /25° | 0 mm | 7 | |
| 28 Sept. | Patchy rain possible | 33° /25° | 0.1 mm | 7 | |
| 29 Sept. | Partly cloudy | 33° /25° | 0.1 mm | 8 | |
| 30 Sept. | Partly cloudy | 33° /25° | 0.1 mm | 8 | |
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Important Notice
Our weather forecast for Cayenne in September 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 Cayenne forecast closer to your planned date for the most up-to-date weather information.
Cayenne in September - FAQ
What are the expected maximum and minimum temperatures in Cayenne during September?
During September, expect a variety of temperatures with highs around 32° and lows near 24°, suitable for diverse activities and preferences.
How much rainfall should be expected in Cayenne during September?
Rainfall in Cayenne during September is rare to nonexistent, with the total expected rainfall being less than 10 mm and approximately 1 days seeing any precipitation. Planning without the concern for rain is generally straightforward during this very dry period.
What are the typical wind conditions in Cayenne during September?
The average wind speed in Cayenne during September is 17 km/h, suggesting breezy to windy conditions, depending on your activities.
What to pack to Cayenne in September?
As you prepare for your trip to Cayenne in September, 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 Cayenne, during September, is comfortable and enjoyable, regardless of the weather conditions.
- Clothing
- Lightweight Clothing: T-shirts, blouses, shorts, skirts
- Footwear
- Sandals/Flip-flops: Comfortable for warm climates
- Accessories
- Sunglasses: For sun protection
- Sun Hats: Wide-brimmed hats for sun protection in warm weather
- 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
September rainfall patterns in Cayenne
Explore the daily rainfall trends and prepare for Cayennes September weather 💧
UV exposure in Cayenne during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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