Weather in Kampala

Kampala is in Uganda at 0.3°N. The 2001–2020 NASA POWER daily record describes a monsoon climate with a sharp wet-dry split. Rain is the monsoon runs from September to December, inside an annual total of 1397 mm. The wettest month is April at 194 mm; the driest is July at 57 mm.

February is the warmest month (average 24.9°C, high 30.5°C) and May is the coolest (average 22.0°C, low 18.5°C). From the coolest night in May (17.5°C) to the hottest afternoon in February (30.5°C), the raw range is 13.0°C. On this site the months that score closest to a 22°C day, lighter rain, and moderate humidity are June, July, and August.

Best months to visit Kampala

The three months with the highest comfort score are June, July, and August: June (22.0°C average, 63 mm, 77% humidity); July (22.1°C average, 57 mm, 72% humidity); August (22.5°C average, 88 mm, 72% humidity). They fall in calendar order. 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 September–December instead of the score.

How warm Kampala gets

Kampala has a 2.9°C gap between its coolest monthly average (22.0°C in May) and its warmest (24.9°C in February). That is a northern-hemisphere pattern.

Mean high across all twelve months is 27.4°C and mean low is 18.4°C. These are 20-year grid averages, so a city station can read a few degrees warmer or cooler.

Rainfall pattern

The monsoon in Kampala starts in September and ends in December (September, October, November, and December). April is the core of it at 194 mm. July is the other extreme, with 57 mm.

A rainy day here is a day with at least 1 mm in the NASA POWER series. April averages 26 such days; July averages 16.

The calendar in Kampala

In January, Kampala averages 29.6°C by day and 18.3°C at night, with 65 mm of rain. Peak heat arrives in February: 30.5°C by day, 19.2°C at night, and 65% humidity. March stands apart from the months beside it: 28.7°C / 19.5°C and 148 mm. April is the wettest month — 194 mm and 26 rainy days, with 81% humidity.

May is the coolest month, with lows around 18.5°C and highs near 25.5°C. Rainfall is 158 mm. June brings 63 mm and 18 rainy days; temperatures run from 18.0°C to 26.0°C. July is the driest month, averaging only 57 mm across 16 rainy days. Highs sit near 26.6°C.

How Kampala compares inside Uganda

Kampala is the only Uganda city in this dataset, so the figures on this page are the national sample we publish. They still come from the same NASA POWER daily series (2001–2020) used everywhere else on the site.