Climate averages 1991–2020
Yenagoa weather
in September.
A hot, very wet month: the 10th warmest and the 11th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
September is a hot month in Yenagoa: daytime highs average 28.1°C and nights cool to about 23.0°C. By daytime temperature it is the 10th warmest of the 12 months.
Expect about 340 mm of rain on roughly 30 days, which makes September a very wet month (the 11th 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 Ogbia (27 km away). In September its highs average 27.8°C, about as warm as Yenagoa, with 339 mm of rain.
Among the 143 cities listed in Nigeria, Yenagoa ranks joint 74th of 143 for the warmest September highs and 138th of 143 for the driest September (rainfall, lowest first). The mean September high of those 143 cities is 28.6°C; Yenagoa is 0.6°C cooler than that mean.
From September to October, average highs rise by 0.8°C to 28.9°C, and monthly rainfall rises from 340 mm to 374 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
Yenagoa climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 32.1°C23.9°C | 23.9°C | 61 | 12.8 | 11.912 h |
| February | 32.0°C24.7°C | 24.7°C | 98 | 17.7 | 12.012 h |
| March | 31.2°C24.8°C | 24.8°C | 202 | 27.5 | 12.112 h |
| April | 30.6°C24.5°C | 24.5°C | 249 | 27.9 | 12.212 h |
| May | 29.9°C24.1°C | 24.1°C | 305 | 29.7 | 12.312 h |
| June | 28.4°C23.3°C | 23.3°C | 338 | 29.2 | 12.412 h |
| July | 27.6°C22.9°C | 22.9°C | 324 | 28.9 | 12.412 h |
| August | 27.7°C22.9°C | 22.9°C | 247 | 28.4 | 12.312 h |
| September, selected | 28.1°C23.0°C | 23.0°C | 340 | 29.6 | 12.112 h |
| October | 28.9°C23.1°C | 23.1°C | 374 | 30.6 | 12.012 h |
| November | 30.0°C23.4°C | 23.4°C | 210 | 25.3 | 11.912 h |
| December | 31.1°C23.8°C | 23.8°C | 64 | 13.6 | 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
- Ogbia in SeptemberNigeria · 27 kmHigh 27.8°C · Low 22.9°C · 339 mm rain
- Ughelli in SeptemberNigeria · 69 kmHigh 28.1°C · Low 22.5°C · 331 mm rain
- Buguma in SeptemberNigeria · 69 kmHigh 27.7°C · Low 23.2°C · 337 mm rain
- Port Harcourt in SeptemberNigeria · 84 kmHigh 27.9°C · Low 22.8°C · 324 mm rain
- Warri in SeptemberNigeria · 87 kmHigh 27.9°C · Low 22.7°C · 331 mm rain
- Okrika in SeptemberNigeria · 93 kmHigh 27.6°C · Low 23.1°C · 324 mm rain
- Owerri in SeptemberNigeria · 105 kmHigh 28.7°C · Low 22.2°C · 315 mm rain
- Ihiala in SeptemberNigeria · 122 kmHigh 28.1°C · Low 22.2°C · 282 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 Yenagoa) is explained once on the Yenagoa year overview and on the Sources, method and limits page.