Brazzaville, Republic of the Congo Weather
Brazzaville hourly forecast: next 24 hours
Today's high of 96°F (36°C) is about 8°F (4°C) above the typical September high of 88°F (31°C).
Current conditions in detail
Brazzaville weather tomorrow (Thursday, September 17)
Tomorrow in Brazzaville looks smoky haze, with a high of 93° and an overnight low of 74°. There is a 57% chance of rain - plan accordingly. Winds top out near 10 mph, and the UV index reaches 4 (moderate).
Brazzaville 14-day forecast
About the weather in Brazzaville
There is not much of a seasonal calendar in Brazzaville. Its warmest and coolest months differ by 2°C, against a dataset median nearer 15°C, which leaves 87°F (31°C) in March and 86°F (30°C) in July as the two ends of the year.
Brazzaville weather: quick facts
- Hottest month: March - highs near 87°F (31°C)
- Coldest month: July - highs near 86°F (30°C)
- Decade extremes (2015-2024): 95°F (35°C) high · 63°F (17°C) low
- Wettest month: November (23 rainy days) · Sunniest: June (10.2 h sun/day)
- Climate type: tropical wet-and-dry
- Annual swing: 2°C between the average warmest and coolest month · day to night: 8°C
- Months averaging 30°C or hotter: 7
- Average humidity: 80%
Temperatures through the year
3 months average under 20 mm of rain, the longest unbroken stretch running June through August. July sits at the other end of the year: 86°F (30°C) by day, 69°F (20°C) at night. March is the warm end of the year, averaging 87°F (31°C) by day and 74°F (23°C) overnight. Across the gridded 2015-2024 daily record, the highest daily maximum for this location was 95°F (35°C) and the lowest daily minimum 63°F (17°C). Sunshine averages 9.3 hours a day over the year, peaking in June at 10.2 hours.
Rain, sun and snow
Average highs hold at or above 30°C for 7 months of the year, February through May being the unbroken run. Between the average March and the average July lie 2°C, a narrower spread than all but 4% of the 3496 cities in our dataset.
Season by season
September through November
September through November in Brazzaville is hot, with daytime highs averaging 87°F (30°C) and nights around 73°F (23°C); rain falls on around 49 of the 90 days.
December through February
Through December through February, Brazzaville is hot: 86°F (30°C) by day, 73°F (23°C) after dark, and rain falls on around 57 of the 90 days.
March through May
Through March through May, Brazzaville sits firmly in the heat: 87°F (30°C) by day, 74°F (23°C) after dark, and rain falls on around 50 of the 90 days.
June through August
Through June through August, Brazzaville runs hot: 86°F (30°C) by day, 70°F (21°C) after dark, and precipitation is sparse, near 1.0 inches (26 mm) for the season.
Average temperatures in Brazzaville by month
| Month | High | Low | Rain days | Precipitation | Sunshine | Humidity |
|---|---|---|---|---|---|---|
| January | 85° | 73° | 17 | 5.4 in | 9.2 h/day | 84% |
| February | 87° | 74° | 16 | 5.8 in | 9.0 h/day | 83% |
| March | 87° | 74° | 18 | 6.3 in | 9.2 h/day | 82% |
| April | 87° | 74° | 19 | 6.9 in | 9.2 h/day | 84% |
| May | 86° | 74° | 13 | 3.3 in | 9.9 h/day | 83% |
| June | 86° | 70° | 1 | 0.2 in | 10.2 h/day | 76% |
| July | 86° | 69° | 1 | 0.1 in | 9.9 h/day | 73% |
| August | 87° | 70° | 3 | 0.7 in | 9.2 h/day | 70% |
| September | 88° | 72° | 7 | 1.6 in | 9.4 h/day | 71% |
| October | 87° | 73° | 19 | 6.5 in | 9.1 h/day | 79% |
| November | 85° | 73° | 23 | 10.1 in | 8.6 h/day | 85% |
| December | 85° | 73° | 24 | 8.0 in | 8.9 h/day | 85% |