Cayenne Weather & Climate

France

Cayenne sees feels-like daytime highs peak around 39.6°C in August and nighttime lows bottom out near 29.5°C in October. May is the wettest month (~437 mm), while September is the driest (~35 mm). For sunshine, August leads with about 55% clear skies.

Best time to visit Cayenne

Based on mild feels-like temperatures and low rain chances, the most comfortable months are October, September, and November — expect around 29.539°C with roughly 27% chance of rain on a given day in October.

Cayenne climate by month

MonthLow / High °CRain %RainfallClear skiesWind
January30.3° / 36.3°73%291 mm30%13.5 kph
February30.1° / 36.1°60%244 mm31%14 kph
March30.1° / 36°62%248 mm29%13.9 kph
April30.3° / 36.3°73%327 mm26%13 kph
May30.8° / 36.9°90%437 mm26%11.7 kph
June30.9° / 38.1°89%322 mm38%10.2 kph
July29.9° / 38.3°72%165 mm51%9.4 kph
August29.8° / 39.6°44%78 mm55%9.8 kph
September29.8° / 39.5°24%35 mm49%10.2 kph
October29.5° / 39°27%43 mm39%10.6 kph
November29.5° / 37.7°44%101 mm32%11.1 kph
December30.4° / 36.6°69%230 mm31%12.3 kph

Feels-like temperatures from long-term historical data; ☀ marks the most comfortable months (mild temperatures, low rain).

Want to catch Cayenne at its best?

Save your perfect conditions and get an email when a forecast matches.

Set up a free alert