Climate averages 1991–2020
Ouahigouya weather
in September.
A hot, moderately wet month: the 9th warmest and the 10th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
September is a hot month in Ouahigouya: daytime highs average 32.9°C and nights cool to about 23.5°C. By daytime temperature it is the 9th warmest of the 12 months.
Expect about 85 mm of rain on roughly 13 days, which makes September a moderately wet month (the 10th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 12 h 13 min on an average September day.
The nearest other city in this atlas is Koudougou (147 km away). In September its highs average 31.1°C, 1.9°C cooler than Ouahigouya, with 122 mm of rain.
Among the 10 cities listed in Burkina Faso, Ouahigouya ranks 1st of 10 for the warmest September highs and 2nd of 10 for the driest September (rainfall, lowest first). The mean September high of those 10 cities is 30.9°C; Ouahigouya is 2.0°C warmer than that mean.
From September to October, average highs rise by 3.2°C to 36.2°C, and monthly rainfall falls from 85 mm to 18 mm.
The annual picture
September in context
Monthly rainfall
Average total · mmAverages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated
Every month, side by side
Ouahigouya climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 31.5°C16.3°C | 16.3°C | 0.2 | 0.1 | 11.411 h |
| February | 34.5°C18.7°C | 18.7°C | 0.1 | 0.0 | 11.712 h |
| March | 38.1°C22.0°C | 22.0°C | 0.8 | 0.3 | 12.012 h |
| April | 40.2°C25.3°C | 25.3°C | 5.4 | 1.9 | 12.412 h |
| May | 40.0°C27.0°C | 27.0°C | 14 | 4.8 | 12.713 h |
| June | 37.6°C26.2°C | 26.2°C | 38 | 8.9 | 12.913 h |
| July | 33.6°C24.2°C | 24.2°C | 108 | 15.7 | 12.813 h |
| August | 31.1°C23.2°C | 23.2°C | 168 | 19.5 | 12.613 h |
| September, selected | 32.9°C23.5°C | 23.5°C | 85 | 13.3 | 12.212 h |
| October | 36.2°C23.4°C | 23.4°C | 18 | 4.7 | 11.812 h |
| November | 35.5°C20.0°C | 20.0°C | 0.3 | 0.0 | 11.512 h |
| December | 32.5°C17.3°C | 17.3°C | 0 | 0.0 | 11.311 h |
Rainfall is the average of the 30 separate monthly totals. A rain day is a local calendar day with at least 1 mm of precipitation. Daylight is the calculated sunrise-to-sunset length, not measured sunshine.
Compare places
September in nearby cities
- Koudougou in SeptemberBurkina Faso · 147 kmHigh 31.1°C · Low 23.0°C · 122 mm rain
- Kaya in SeptemberBurkina Faso · 154 kmHigh 32.3°C · Low 23.1°C · 80 mm rain
- Ouagadougou in SeptemberBurkina Faso · 165 kmHigh 31.5°C · Low 23.1°C · 108 mm rain
- Saaba in SeptemberBurkina Faso · 173 kmHigh 31.5°C · Low 23.1°C · 108 mm rain
- Mopti in SeptemberMali · 215 kmHigh 34.5°C · Low 24.8°C · 63 mm rain
- Houndé in SeptemberBurkina Faso · 260 kmHigh 29.6°C · Low 22.1°C · 140 mm rain
- Pouytenga in SeptemberBurkina Faso · 261 kmHigh 31.4°C · Low 22.9°C · 98 mm rain
- San in SeptemberMali · 270 kmHigh 32.0°C · Low 23.5°C · 107 mm rain
Read the numbers correctly
Climate, not a promise.
These patterns help compare months. They cannot tell you the weather on a specific day of your trip.
Sources, method and limitsHow these numbers are made (what the highs, lows and rain days mean, the sources and the model cell used for Ouahigouya) is explained once on the Ouahigouya year overview and on the Sources, method and limits page.