Brazzaville is at its most pleasant from late June to mid August. For sun, aim for late May to January.
When to go five ratings · thirty-six ten-day sections · click a cell to read it
The sun season here runs from late May to January. It peaks in early June, at 70. The weakest stretch is from April to early May, when it drops to 43, mostly because it is too hot. The clearest skies come in August, when the sky is typically 56% covered at midday (partly cloudy).
For being outside, go from late June to mid August. It peaks in early August, at 70. Avoid March to mid May for this: it falls to 3, mostly because it is too hot.
Walking is not what Brazzaville is for: the Active outdoors rating tops out at 20, mostly because it is too warm.
The year, measured
The average temperature in Brazzaville over the whole year is 26°C. March is the hottest month, with highs of about 30°C; July is the coldest, with lows of about 21°C. The rainy (wet) season in Brazzaville runs from September to May, peaking in November with a 57% chance of rain on a given day. The dry season is June to August; July is the driest month, at 11%. Winds in Brazzaville are highest in August, averaging 3.1 m/s (11 km/h), and lightest in January, at 2.3 m/s (8 km/h). The prevailing wind is from the W. The clearest skies in Brazzaville come in July, when the sky is typically 48% covered; November is the cloudiest month, at 63%.
Month by month Brazzaville climate by month: average temperatures year round · click a month to read it
| Month | High | Low | Feels like | Chance of rain | Cloud | Wind | Being outside | Sun | Walking |
|---|---|---|---|---|---|---|---|---|---|
| January | 29°C | 24°C | 31°C | 52% | 61% | 2.3 m/s | 14 | 60 | 2 |
| February | 30°C | 24°C | 32°C | 57% | 57% | 2.4 m/s | 10 | 52 | 2 |
| March | 30°C | 24°C | 32°C | 50% | 58% | 2.6 m/s | 5 | 51 | 1 |
| April | 30°C | 24°C | 33°C | 49% | 60% | 2.4 m/s | 6 | 46 | 0 |
| May | 30°C | 24°C | 32°C | 50% | 56% | 2.3 m/s | 7 | 54 | 0 |
| June | 28°C | 22°C | 28°C | 29% | 50% | 2.4 m/s | 43 | 68 | 7 |
| July | 27°C | 21°C | 26°C | 11% | 48% | 2.6 m/s | 66 | 61 | 17 |
| August | 28°C | 21°C | 27°C | 17% | 48% | 3.1 m/s | 60 | 65 | 15 |
| September | 30°C | 23°C | 29°C | 36% | 53% | 2.9 m/s | 31 | 67 | 4 |
| October | 29°C | 24°C | 31°C | 55% | 60% | 2.7 m/s | 16 | 58 | 3 |
| November | 29°C | 24°C | 31°C | 57% | 63% | 2.5 m/s | 13 | 56 | 2 |
| December | 28°C | 23°C | 31°C | 53% | 62% | 2.3 m/s | 13 | 59 | 2 |
High and low are the warmest and coolest of four readings a day — midnight, 6am, noon and 6pm — so a true overnight low can sit a degree or two under them. Chance of rain, cloud and wind are the day’s average; feels-like and the three ratings (each out of 100: Good from 55, Ideal from 80) are read at midday.
Seasons, and the year in short Brazzaville weather by season
Year round, Brazzaville has days of about 27°C at their warmest in July, its coolest month, and 30°C in March, its warmest; the coolest hours of the day run from 21°C to 24°C through the year, and the average temperature over the year is 26°C around the clock. Rain is most likely around November and least likely around July. Every figure here is a decade of observations blended into one representative year, so it reads as what this date is usually like, not a forecast for one particular day.
Brazzaville weather in winterJune to August
Winter in Brazzaville has typical daily highs of about 28°C and lows of about 21°C, with a 19% chance of rain on a given day.
Brazzaville weather in springSeptember to November
Spring in Brazzaville has typical daily highs of about 29°C and lows of about 23°C, with a 49% chance of rain on a given day.
Brazzaville weather in summerDecember to February
Summer in Brazzaville has typical daily highs of about 29°C and lows of about 24°C, with a 54% chance of rain on a given day.
Brazzaville weather in autumnMarch to May
Autumn in Brazzaville has typical daily highs of about 30°C and lows of about 24°C, with a 49% chance of rain on a given day.
When is the rainy season in Brazzaville?
The rainy (wet) season in Brazzaville runs from September to May, peaking in November with a 57% chance of rain on a given day. The dry season is June to August; July is the driest month, at 11%.
What time of year is Brazzaville windiest?
Winds in Brazzaville are highest in August, averaging 3.1 m/s (11 km/h), and lightest in January, at 2.3 m/s (8 km/h). The prevailing wind is from the W.
What is the average temperature in Brazzaville year round?
The average temperature in Brazzaville over the whole year is 26°C. March is the hottest month, with highs of about 30°C; July is the coldest, with lows of about 21°C.
Where to go instead in late April, the weakest time here for being outside
How this is worked out
Every figure is a decade of weather-station observations blended into one typical year, in ten-day sections. The ratings, the chart and the feels-like column are read at midday local solar time. Being outside is the Easy outdoors rating, Sun is Sunbathing and Walking is Active outdoors, each out of 100: Good from 55, Ideal from 80. They describe what a time of year is usually like here, not a forecast. The dotted links open the map at that time of year; set its time of day to midday to see these numbers.