Rochambeau Airport (CAY) 15 Day Weather Forecast, Cayenne French Guiana
Current weather conditions and 15 day weather forecast for Rochambeau Airport in Cayenne, French Guiana including weather daily high/low temperature, warnings, chance of precipitation, pressure, humidity/wind chill, rain, wind speed, cloud, pressure, and UV index.
Current weather conditions at CAY
| 13 September 2026 Sun 30.9 ° C ( 87.6°F )  Sunny |
Feels Like : 33.7 ° C / 92.7°F Humidity : % 56 Pressure : 1011 mb Wind Speed : 15.5 kmph / 9.6 miles from ENE 
Visibility : 10 km Precipitation (rainfall) : 0 mm Cloud (%) : 5 |
15-day weather forecast for Rochambeau Airport, Cayenne, French Guiana
| Date | Weather forecast | Low temperature | High temperature | Average Temperature | Humidity | Wind | Chance of rain |
|---|---|---|---|---|---|---|---|
| 13 September 2026 Sun | Sunny |
22.8 ° C | 32.3 ° C | 27.4 ° C | % 70 | 15.8 km/h | 8% |
| 14 September 2026 Mon | Sunny |
23.6 ° C | 32.8 ° C | 27.5 ° C | % 75 | 14.4 km/h | 12% |
| 15 September 2026 Tue |  Overcast |
25.5 ° C | 32.5 ° C | 28.1 ° C | % 73 | 15.5 km/h | 23% |
| 16 September 2026 Wed |  Partly Cloudy |
25.6 ° C | 32.6 ° C | 28.1 ° C | % 72 | 15.8 km/h | 10% |
| 17 September 2026 Thu | Overcast |
25.1 ° C | 33.1 ° C | 28 ° C | % 77 | 14 km/h | 24% |
| 18 September 2026 Fri | Sunny |
24.7 ° C | 33 ° C | 28.1 ° C | % 76 | 15.5 km/h | 20% |
| 19 September 2026 Sat | Sunny |
24.6 ° C | 33 ° C | 27.8 ° C | % 73 | 16.6 km/h | 11% |
| 20 September 2026 Sun | Sunny |
24.2 ° C | 32.6 ° C | 27.7 ° C | % 72 | 17.6 km/h | 7% |
| 21 September 2026 Mon | Sunny |
23.9 ° C | 31.6 ° C | 27.4 ° C | % 70 | 16.6 km/h | 6% |
| 22 September 2026 Tue | Sunny |
25.8 ° C | 33 ° C | 28.7 ° C | % 67 | 15.5 km/h | 6% |
| 23 September 2026 Wed | Sunny |
25.4 ° C | 32.5 ° C | 28.2 ° C | % 76 | 13.7 km/h | 36% |
| 24 September 2026 Thu | Sunny |
25 ° C | 32.7 ° C | 28.3 ° C | % 76 | 13.7 km/h | 37% |
| 25 September 2026 Fri | Sunny |
25.3 ° C | 33.2 ° C | 28.3 ° C | % 77 | 14.4 km/h | 19% |
| 26 September 2026 Sat | Overcast |
25.3 ° C | 32.9 ° C | 28.3 ° C | % 75 | 14.4 km/h | 15% |
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