Parnaíba Weather & Climate

Brazil

Parnaíba sees feels-like daytime highs peak around 41.5°C in April and nighttime lows bottom out near 30.5°C in August. March is the wettest month (~226 mm), while September is the driest (~1 mm). For sunshine, August leads with about 71% clear skies.

Best time to visit Parnaíba

Based on mild feels-like temperatures and low rain chances, the most comfortable months are September, August, and October — expect around 31.137.9°C with roughly 1% chance of rain on a given day in September.

Parnaíba climate by month

MonthLow / High °CRain %RainfallClear skiesWind
January33° / 40.2°41%105 mm31%18 kph
February32.2° / 39.5°58%161 mm27%16.2 kph
March32.4° / 39.9°77%226 mm22%14.8 kph
April32.9° / 41.5°72%218 mm20%13.9 kph
May32.6° / 41.4°48%126 mm31%15 kph
June31.9° / 40.2°24%42 mm54%17.2 kph
July31.1° / 39.3°11%17 mm68%19.2 kph
August30.5° / 38.4°3%4 mm71%21.7 kph
September31.1° / 37.9°1%1 mm64%23.7 kph
October31.3° / 38.1°2%2 mm50%24.5 kph
November32.9° / 39.9°3%3 mm42%23.7 kph
December33.6° / 40.7°16%31 mm38%21.3 kph

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

Want to catch Parnaíba at its best?

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

Set up a free alert