Saint John's Weather & Climate

Antigua and Barbuda

Saint John's sees feels-like daytime highs peak around 38.5°C in August and nighttime lows bottom out near 27.8°C in January. October is the wettest month (~112 mm), while February is the driest (~14 mm). For sunshine, January leads with about 77% clear skies.

Best time to visit Saint John's

Based on mild feels-like temperatures and low rain chances, the most comfortable months are February, January, and March — expect around 27.933.3°C with roughly 8% chance of rain on a given day in February.

Saint John's climate by month

MonthLow / High °CRain %RainfallClear skiesWind
January27.8° / 33.5°10%19 mm77%26 kph
February27.9° / 33.3°8%14 mm76%25.5 kph
March28.8° / 33.5°9%16 mm71%23.9 kph
April29.4° / 35°15%35 mm61%23.1 kph
May30.9° / 36.7°23%58 mm41%23.6 kph
June32.2° / 37°25%54 mm40%25.8 kph
July32.3° / 37.1°29%65 mm49%26.9 kph
August32.7° / 38.5°34%82 mm47%24.6 kph
September32.5° / 38.5°36%103 mm37%21.5 kph
October31.1° / 37°34%112 mm38%20.6 kph
November30.6° / 35.2°28%93 mm52%22.5 kph
December29° / 33.7°19%50 mm69%25.1 kph

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

Want to catch Saint John's at its best?

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

Set up a free alert