Climate averages 1991–2020
Pemba weather
in September.
A hot, very dry month: the 8th warmest and the joint 3rd driest of the year. Meets the pleasant-weather rule
Long-term climate patterns, not a forecast for a particular trip.
September is a hot month in Pemba: daytime highs average 28.8°C and nights cool to about 21.2°C. By daytime temperature it is the 8th warmest of the 12 months.
Expect about 11 mm of rain on roughly 3 days, which makes September a very dry month (the joint 3rd driest of the 12 months). Daylight, from sunrise to sunset, lasts about 12 h 01 min on an average September day.
The nearest other city in this atlas is Montepuez (165 km away). In September its highs average 29.9°C, 1.0°C warmer than Pemba, with 1.9 mm of rain.
Among the 22 cities listed in Mozambique, Pemba ranks joint 10th of 22 for the warmest September highs and joint 9th of 22 for the driest September (rainfall, lowest first). The mean September high of those 22 cities is 28.6°C; Pemba is 0.2°C warmer than that mean.
From September to October, average highs rise by 1.3°C to 30.1°C, and monthly rainfall rises from 11 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
Pemba climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 30.0°C24.8°C | 24.8°C | 252 | 24.9 | 12.813 h |
| February | 29.9°C24.6°C | 24.6°C | 215 | 23.3 | 12.513 h |
| March | 29.5°C24.4°C | 24.4°C | 206 | 24.7 | 12.212 h |
| April | 29.0°C23.8°C | 23.8°C | 95 | 16.4 | 11.812 h |
| May | 28.6°C22.4°C | 22.4°C | 23 | 6.0 | 11.512 h |
| June | 27.5°C21.0°C | 21.0°C | 10 | 3.4 | 11.411 h |
| July | 26.9°C20.2°C | 20.2°C | 9.4 | 2.9 | 11.411 h |
| August | 27.6°C20.2°C | 20.2°C | 11 | 4.2 | 11.712 h |
| September, selected | 28.8°C21.2°C | 21.2°C | 11 | 3.4 | 12.012 h |
| October | 30.1°C22.7°C | 22.7°C | 18 | 5.2 | 12.412 h |
| November | 31.1°C24.1°C | 24.1°C | 42 | 9.0 | 12.713 h |
| December | 30.7°C24.8°C | 24.8°C | 166 | 20.0 | 12.913 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
- Montepuez in SeptemberMozambique · 165 kmHigh 29.9°C · Low 18.1°C · 1.9 mm rain
- Nacala in SeptemberMozambique · 178 kmHigh 27.6°C · Low 20.5°C · 7.0 mm rain
- Nampula in SeptemberMozambique · 274 kmHigh 29.7°C · Low 17.6°C · 4.3 mm rain
- Mtwara in SeptemberTanzania · 303 kmHigh 27.9°C · Low 22.7°C · 9.6 mm rain
- Masasi in SeptemberTanzania · 313 kmHigh 31.0°C · Low 19.0°C · 2.1 mm rain
- Moroni in SeptemberComoros · 329 kmHigh 27.9°C · Low 22.8°C · 20 mm rain
- Lindi in SeptemberTanzania · 342 kmHigh 29.7°C · Low 21.4°C · 12 mm rain
- Angoche in SeptemberMozambique · 368 kmHigh 28.8°C · Low 21.0°C · 6.7 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 Pemba) is explained once on the Pemba year overview and on the Sources, method and limits page.