Weather in Abuja

March is the warmest month (average 29.3°C, high 35.8°C) and August is the coolest (average 24.4°C, low 21.2°C). That 4.9°C swing in monthly averages is the first thing to plan around in Abuja.

Rain is the monsoon runs from May to October, inside an annual total of 1185 mm. The wettest month is August at 253 mm; the driest is December at 1 mm. Abuja is in Nigeria at 9.1°N. The 2001–2020 NASA POWER daily record describes a monsoon climate with a sharp wet-dry split. On this site the months that score closest to a 22°C day, lighter rain, and moderate humidity are November, December, and January.

When Abuja gets wet

The monsoon in Abuja starts in May and ends in October (May, June, July, August, September, and October). August is the core of it at 253 mm. December is the other extreme, with 1 mm.

Humidity peaks near 88%. That usually lines up with the wetter months rather than the hottest ones.

Hot and cool months in Abuja

Monthly average highs run from 27.5°C in August to 35.8°C in March. Nights follow the same curve: 21.2°C in August and 22.8°C in March.

Across the year the mean afternoon high is 31.4°C. If you want the smallest day–night shock, look at months where the high and low sit close together; March nights still hold 22.8°C.

The calendar in Abuja

Peak heat arrives in March: 35.8°C by day, 22.8°C at night, and 54% humidity. In April, Abuja averages 33.6°C by day and 23.5°C at night, with 87 mm of rain. July brings 201 mm and 28 rainy days; temperatures run from 21.5°C to 28.1°C. August is the coolest month, with lows around 21.2°C and highs near 27.5°C. Rainfall is 253 mm.

By October the monsoon is ending. Abuja still sees about 117 mm, but the next month is usually leaner. November stands apart from the months beside it: 32.0°C / 19.4°C and 9 mm. December is the driest month, averaging only 1 mm across 0 rainy days. Highs sit near 33.0°C.

When the score favours a visit

The three months with the highest comfort score are November, December, and January: November (25.7°C average, 9 mm, 65% humidity); December (25.1°C average, 1 mm, 48% humidity); January (25.6°C average, 2 mm, 41% 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 May–October instead of the score.

Abuja and other cities in Nigeria

Kaduna is about 163 km away: Abuja is 0.9°C warmer than Kaduna in its hottest month and 214 mm drier over the year than Kaduna. Kaduna’s wettest month is August (327 mm) versus August here.

Onitsha is about 333 km away: Abuja is 2.1°C warmer than Onitsha in its hottest month and 521 mm drier over the year than Onitsha. Onitsha’s wettest month is September (315 mm) versus August here.

Kano is about 346 km away: Abuja is 2.5°C cooler than Kano in its hottest month and 557 mm wetter over the year than Kano. Kano’s wettest month is August (204 mm) versus August here.