Climate averages 1991–2020
Kaya weather
in September.
A hot, moderately wet month: the 10th 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 Kaya: daytime highs average 32.3°C and nights cool to about 23.1°C. By daytime temperature it is the 10th warmest of the 12 months.
Expect about 80 mm of rain on roughly 12 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 Saaba (87 km away). In September its highs average 31.5°C, 0.9°C cooler than Kaya, with 108 mm of rain.
Among the 10 cities listed in Burkina Faso, Kaya ranks 2nd of 10 for the warmest September highs and 1st of 10 for the driest September (rainfall, lowest first). The mean September high of those 10 cities is 30.9°C; Kaya is 1.4°C warmer than that mean.
From September to October, average highs rise by 3.4°C to 35.7°C, and monthly rainfall falls from 80 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
Kaya climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 31.5°C16.4°C | 16.4°C | 0.1 | 0.0 | 11.411 h |
| February | 34.4°C18.8°C | 18.8°C | 0.1 | 0.0 | 11.712 h |
| March | 38.0°C22.2°C | 22.2°C | 1.2 | 0.4 | 12.112 h |
| April | 39.7°C25.7°C | 25.7°C | 5.1 | 1.3 | 12.412 h |
| May | 39.1°C27.2°C | 27.2°C | 14 | 4.4 | 12.713 h |
| June | 36.5°C25.8°C | 25.8°C | 39 | 8.3 | 12.913 h |
| July | 33.0°C23.8°C | 23.8°C | 100 | 15.7 | 12.813 h |
| August | 30.6°C22.7°C | 22.7°C | 158 | 19.4 | 12.613 h |
| September, selected | 32.3°C23.1°C | 23.1°C | 80 | 12.4 | 12.212 h |
| October | 35.7°C23.7°C | 23.7°C | 18 | 4.2 | 11.812 h |
| November | 35.4°C20.2°C | 20.2°C | 0.4 | 0.2 | 11.512 h |
| December | 32.5°C17.4°C | 17.4°C | 0 | 0.0 | 11.411 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
- Saaba in SeptemberBurkina Faso · 87 kmHigh 31.5°C · Low 23.1°C · 108 mm rain
- Ouagadougou in SeptemberBurkina Faso · 94 kmHigh 31.5°C · Low 23.1°C · 108 mm rain
- Pouytenga in SeptemberBurkina Faso · 117 kmHigh 31.4°C · Low 22.9°C · 98 mm rain
- Ouahigouya in SeptemberBurkina Faso · 154 kmHigh 32.9°C · Low 23.5°C · 85 mm rain
- Koudougou in SeptemberBurkina Faso · 167 kmHigh 31.1°C · Low 23.0°C · 122 mm rain
- Fada N'gourma in SeptemberBurkina Faso · 194 kmHigh 30.8°C · Low 22.8°C · 105 mm rain
- Bawku in SeptemberGhana · 243 kmHigh 29.8°C · Low 22.6°C · 137 mm rain
- Bolgatanga in SeptemberGhana · 257 kmHigh 29.6°C · Low 22.6°C · 144 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 Kaya) is explained once on the Kaya year overview and on the Sources, method and limits page.