Weather in Accra

On this site the months that score closest to a 22°C day, lighter rain, and moderate humidity are January, August, and December. Accra is in Ghana at 5.6°N. The 2001–2020 NASA POWER daily record describes a monsoon climate with a sharp wet-dry split.

February is the warmest month (average 28.2°C, high 30.3°C) and August is the coolest (average 24.4°C, low 22.8°C). Rain is the monsoon runs from March to July, inside an annual total of 1167 mm. The wettest month is June at 197 mm; the driest is January at 22 mm.

Monsoon and dry months

The monsoon in Accra starts in March and ends in July (March, April, May, June, and July). June is the core of it at 197 mm. January is the other extreme, with 22 mm.

Humidity peaks near 89%. That usually lines up with the wetter months rather than the hottest ones.

Hot and cool months in Accra

Accra has a 3.8°C gap between its coolest monthly average (24.4°C in August) and its warmest (28.2°C in February). That is a northern-hemisphere pattern.

Across the year the mean afternoon high is 28.4°C. If you want the smallest day–night shock, look at months where the high and low sit close together; February nights still hold 26.1°C.

What stands out month by month

January is the driest month, averaging only 22 mm across 7 rainy days. Highs sit near 30.2°C. February is the warmest month. Afternoon highs average 30.3°C and nights settle near 26.1°C, with 44 mm of rain. The monsoon opens in March. Expect 104 mm and 25 rainy days, with nights around 26.5°C. May brings 196 mm and 30 rainy days; temperatures run from 26.1°C to 28.6°C. June is the wettest month — 197 mm and 27 rainy days, with 88% humidity.

By July the monsoon is ending. Accra still sees about 91 mm, but the next month is usually leaner. The year bottoms out in August. Plan for 22.8°C at night and 26.0°C in the afternoon. September brings 102 mm and 23 rainy days; temperatures run from 23.8°C to 27.0°C. In November, Accra averages 28.9°C by day and 25.6°C at night, with 64 mm of rain.

When the score favours a visit

The three months with the highest comfort score are January, August, and December: January (27.7°C average, 22 mm, 78% humidity); August (24.4°C average, 40 mm, 89% humidity); December (27.8°C average, 25 mm, 80% humidity). Those months sit across the year end, so they are listed in season order rather than January-to-December. The score rewards averages near 22°C, lower rainfall, and humidity near 60%. It is a climate score, not a festival or price calendar.

If you want the monsoon itself — fewer crowds, greener landscape, heavier rain — aim at March–July instead of the score.

Accra and other cities in Ghana

Kumasi is about 202 km away: Accra is about as warm as Kumasi at the hot peak and 275 mm drier over the year than Kumasi. Kumasi’s wettest month is October (233 mm) versus June here.