Monthly climate averages for Isiro, DR Congo. Based on 10-year ERA5 reanalysis data.
Am Tropical Monsoon
Climate OverviewIsiro, DR Congo in May has hot conditions, with highs reaching 28.6°C (83°F) and afternoons the warmest part of the day. Rain falls on about 22 days this month, totalling around 129 mm.
This month falls at the end of Spring.
Temperatures remain fairly steady throughout May, with daily highs around 29°C (84°F).
May sees fairly even rainfall, totalling about 129 mm across the month.
The warmest days tend to fall around the 18th, averaging 29°C (84°F).
Compared to April, this month is about 1°C cooler with 2 more rainy days.
Daily averages based on historical data (2016–2025)
Daytime temperatures around 29°C (83°F) are ideal for full-day outdoor exploration. Keep afternoons flexible as tropical showers are common — they typically clear within an hour.
Rain most often builds later in the day, so mornings are typically the driest window and afternoon showers are more likely.
1 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 best | 33°C / 20°C | 35°C / 22°C | 2days (12 mm) Excellent | 10.7h Excellent | 56% Moderate | 8.6 Very High | Good | View Details |
| February | 34°C / 22°C | 36°C / 23°C | 4days (19 mm) Good | 10.5h Excellent | 55% Moderate | 8.9 Very High | Fair | View Details |
| March | 31°C / 22°C | 36°C / 24°C | 16days (111 mm) Wet | 10h Excellent | 75% Muggy | 9 Very High | Poor | View Details |
| April | 29°C / 21°C | 34°C / 24°C | 20days (150 mm) Wet | 9.3h Good | 85% Humid | 8 Very High | Wet | View Details |
| May | 29°C / 21°C | 34°C / 24°C | 22days (129 mm) Wet | 9.5h Good | 88% Very Muggy | 7.9 Very High | Wet | View Details |
| June | 28°C / 20°C | 33°C / 23°C | 22days (128 mm) Wet | 9.4h Good | 89% Very Muggy | 7.8 Very High | Wet | View Details |
| July | 27°C / 20°C | 32°C / 23°C | 24days (143 mm) Wet | 8.9h Good | 90% Very Muggy | 7.6 Very High | Wet | View Details |
| August | 27°C / 20°C | 32°C / 23°C | 25days (168 mm) Wet | 9h Good | 90% Very Muggy | 8 Very High | Wet | View Details |
| September | 28°C / 20°C | 33°C / 23°C | 25days (202 mm) Wet | 8.9h Good | 90% Very Muggy | 8.5 Very High | Wet | View Details |
| October | 28°C / 20°C | 33°C / 23°C | 26days (213 mm) Wet | 8.6h Good | 90% Very Muggy | 8.1 Very High | Wet | View Details |
| November | 28°C / 20°C | 33°C / 23°C | 21days (171 mm) Wet | 9.1h Good | 88% Very Muggy | 7.7 Very High | Wet | View Details |
| December best | 30°C / 20°C | 34°C / 22°C | 6days (39 mm) Good | 10.4h Excellent | 76% Humid | 8.2 Very High | Good | View Details |
Summer clothing like shorts, t-shirts, and sundresses will be comfortable. Bring a light cardigan for air-conditioned spaces.
A waterproof jacket or compact umbrella is recommended for occasional showers.
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