Grand-Santi Airport (GSI) 15 Day Weather Forecast, Grand-Santi French Guiana
Current weather conditions and 15 day weather forecast for Grand-Santi Airport in Grand-Santi, 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 GSI
| 14 July 2026 Tue 27.5 ° C ( 81.5°F )  Patchy rain nearby |
Feels Like : 30 ° C / 86°F Humidity : % 73 Pressure : 1016 mb Wind Speed : 7.9 kmph / 4.9 miles from E 
Visibility : 10 km Precipitation (rainfall) : 0.03 mm Cloud (%) : 76 |
15-day weather forecast for Grand-Santi Airport, Grand-Santi, French Guiana
| Date | Weather forecast | Low temperature | High temperature | Average Temperature | Humidity | Wind | Chance of rain |
|---|---|---|---|---|---|---|---|
| 14 July 2026 Tue |  Fog |
20.5 ° C | 33.4 ° C | 25.4 ° C | % 78 | 8.3 km/h | 44% |
| 15 July 2026 Wed |  Sunny |
20.6 ° C | 34 ° C | 25.8 ° C | % 74 | 8.3 km/h | 12% |
| 16 July 2026 Thu | Sunny |
19.5 ° C | 33.7 ° C | 25.7 ° C | % 72 | 8.6 km/h | 9% |
| 17 July 2026 Fri | Sunny |
20.2 ° C | 33.6 ° C | 25.7 ° C | % 70 | 8.3 km/h | 8% |
| 18 July 2026 Sat |  Partly Cloudy |
20.6 ° C | 33.5 ° C | 25.3 ° C | % 78 | 7.6 km/h | 58% |
| 19 July 2026 Sun | Partly Cloudy |
21.3 ° C | 31.6 ° C | 24.7 ° C | % 82 | 5.4 km/h | 70% |
| 20 July 2026 Mon | Partly Cloudy |
20.3 ° C | 32.1 ° C | 25.3 ° C | % 77 | 9 km/h | 49% |
| 21 July 2026 Tue | Patchy rain nearby |
20.6 ° C | 30.2 ° C | 24.4 ° C | % 83 | 8.3 km/h | 73% |
| 22 July 2026 Wed | Fog |
20.3 ° C | 32 ° C | 24.8 ° C | % 79 | 8.3 km/h | 50% |
| 23 July 2026 Thu | Sunny |
19.1 ° C | 32.1 ° C | 24.5 ° C | % 79 | 7.6 km/h | 21% |
| 24 July 2026 Fri | Partly Cloudy |
21.1 ° C | 32.4 ° C | 25 ° C | % 78 | 7.2 km/h | 70% |
| 25 July 2026 Sat | Fog |
20.8 ° C | 31.8 ° C | 24.4 ° C | % 84 | 6.8 km/h | 69% |
| 26 July 2026 Sun | Fog |
20.5 ° C | 33.2 ° C | 25.1 ° C | % 80 | 6.8 km/h | 72% |
| 27 July 2026 Mon | Partly Cloudy |
21 ° C | 34.1 ° C | 25.6 ° C | % 76 | 6.5 km/h | 46% |
Add a link to your web page; copy and paste this html to your web page
