Monthly climate averages for Butare, Rwanda. Based on 10-year ERA5 reanalysis data.
Am Tropical Monsoon
Climate OverviewButare, Rwanda in September has warm conditions, with highs averaging 24.8°C (77°F). Temperatures drop noticeably between day and night.
This month falls at the beginning of Spring.
Temperatures remain fairly steady throughout September, with daily highs around 25°C (77°F).
September sees fairly even rainfall, totalling about 38 mm across the month.
The warmest days tend to fall around the 15th, averaging 25.3°C (78°F).
Compared to August, this month is about 0°C cooler with 5 more rainy days.
Daily averages based on historical data (2016–2025)
Daytime temperatures around 25°C (77°F) are ideal for full-day outdoor exploration.
Rain usually comes in shorter passing showers rather than all-day rain.
2 of the last 5 yearly records were warmer than this month's long-run average.
| Month | Temp | Feels Like | Rain | Sun | Humidity | UV | Status | Details |
|---|---|---|---|---|---|---|---|---|
| January | 23°C / 14°C | 25°C / 14°C | 15days (86 mm) Wet | 10.2h Excellent | 74% Muggy | 8.9 Very High | Good | View Details |
| February | 24°C / 14°C | 26°C / 14°C | 14days (73 mm) Wet | 10.3h Excellent | 73% Muggy | 9.4 Very High | Good | View Details |
| March | 24°C / 14°C | 26°C / 14°C | 19days (109 mm) Wet | 10.1h Excellent | 76% Humid | 9.1 Very High | Wet | View Details |
| April | 23°C / 14°C | 24°C / 15°C | 23days (154 mm) Wet | 9.1h Good | 81% Humid | 8.1 Very High | Wet | View Details |
| May best | 22°C / 14°C | 23°C / 14°C | 11days (50 mm) Wet | 10.1h Excellent | 75% Muggy | 7.8 Very High | Excellent | View Details |
| June best | 23°C / 13°C | 23°C / 13°C | 1days (5 mm) Excellent | 9.9h Good | 62% Muggy | 7.7 Very High | Excellent | View Details |
| July best | 24°C / 14°C | 23°C / 13°C | 1days (4 mm) Excellent | 9.6h Good | 52% Moderate | 8 Very High | Excellent | View Details |
| August best | 25°C / 14°C | 24°C / 14°C | 3days (18 mm) Excellent | 9.8h Good | 53% Moderate | 8.5 Very High | Excellent | View Details |
| September best | 25°C / 14°C | 25°C / 14°C | 8days (37 mm) Wet | 10.3h Excellent | 60% Moderate | 8.8 Very High | Excellent | View Details |
| October | 24°C / 14°C | 25°C / 14°C | 15days (83 mm) Wet | 10.1h Excellent | 70% Muggy | 9.1 Very High | Good | View Details |
| November | 23°C / 14°C | 24°C / 14°C | 19days (104 mm) Wet | 9.7h Good | 77% Humid | 8.8 Very High | Wet | View Details |
| December | 23°C / 14°C | 24°C / 14°C | 17days (94 mm) Wet | 10h Excellent | 76% Humid | 8.7 Very High | Good | View Details |
Summer clothing like shorts, t-shirts, and sundresses will be comfortable. Bring a light cardigan for air-conditioned spaces.
Temperatures drop significantly at night, so pack layers you can add or remove throughout the day.
A waterproof jacket or compact umbrella is recommended for occasional showers.
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