Climate averages 1991–2020
Koforidua weather
in September.
A hot, wet month: the joint 9th warmest and the joint 10th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
September is a hot month in Koforidua: daytime highs average 28.4°C and nights cool to about 22.2°C. By daytime temperature it is the joint 9th warmest of the 12 months.
Expect about 167 mm of rain on roughly 26 days, which makes September a wet month (the joint 10th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 12 h 09 min on an average September day.
The nearest other city in this atlas is Atsiaman (45 km away). In September its highs average 28.1°C, about as warm as Koforidua, with 103 mm of rain.
Among the 26 cities listed in Ghana, Koforidua ranks 9th of 26 for the warmest September highs and 19th of 26 for the driest September (rainfall, lowest first). The mean September high of those 26 cities is 28.2°C; Koforidua is 0.2°C warmer than that mean.
From September to October, average highs rise by 0.7°C to 29.1°C, and monthly rainfall falls from 167 mm to 152 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
Koforidua climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 32.7°C22.8°C | 22.8°C | 40 | 8.2 | 11.812 h |
| February | 33.2°C23.8°C | 23.8°C | 60 | 12.1 | 11.912 h |
| March | 32.5°C24.0°C | 24.0°C | 103 | 19.1 | 12.112 h |
| April | 31.8°C23.9°C | 23.9°C | 115 | 21.0 | 12.312 h |
| May | 30.3°C23.4°C | 23.4°C | 167 | 25.4 | 12.412 h |
| June | 28.4°C22.5°C | 22.5°C | 193 | 25.6 | 12.512 h |
| July | 27.7°C21.9°C | 21.9°C | 132 | 22.0 | 12.412 h |
| August | 27.8°C21.9°C | 21.9°C | 103 | 20.8 | 12.312 h |
| September, selected | 28.4°C22.2°C | 22.2°C | 167 | 25.9 | 12.212 h |
| October | 29.1°C22.4°C | 22.4°C | 152 | 25.3 | 12.012 h |
| November | 30.1°C22.5°C | 22.5°C | 81 | 18.5 | 11.812 h |
| December | 31.3°C22.7°C | 22.7°C | 42 | 10.2 | 11.812 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
- Atsiaman in SeptemberGhana · 45 kmHigh 28.1°C · Low 23.1°C · 103 mm rain
- Medina Estates in SeptemberGhana · 49 kmHigh 27.7°C · Low 23.0°C · 103 mm rain
- Ashaiman in SeptemberGhana · 50 kmHigh 27.8°C · Low 23.5°C · 57 mm rain
- Gbawe in SeptemberGhana · 58 kmHigh 27.3°C · Low 23.2°C · 39 mm rain
- Accra in SeptemberGhana · 60 kmHigh 27.1°C · Low 23.3°C · 39 mm rain
- Amanfrom in SeptemberGhana · 64 kmHigh 26.8°C · Low 23.0°C · 83 mm rain
- Winneba in SeptemberGhana · 92 kmHigh 27.4°C · Low 23.3°C · 37 mm rain
- Ho in SeptemberGhana · 98 kmHigh 28.6°C · Low 22.1°C · 214 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 Koforidua) is explained once on the Koforidua year overview and on the Sources, method and limits page.