Climate averages 1991–2020
Kasama weather
in September.
A hot, very dry month: the 2nd warmest and the 4th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
September is a hot month in Kasama: daytime highs average 29.4°C and nights cool to about 15.1°C. By daytime temperature it is the 2nd warmest of the 12 months.
Expect about 2.1 mm of rain on fewer than one day, which makes September a very dry month (the 4th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 12 h 02 min on an average September day.
The nearest other city in this atlas is Nakonde (197 km away). In September its highs average 27.4°C, 2.0°C cooler than Kasama, with 2.6 mm of rain.
Among the 24 cities listed in Zambia, Kasama ranks joint 14th of 24 for the warmest September highs and joint 17th of 24 for the driest September (rainfall, lowest first). The mean September high of those 24 cities is 29.9°C; Kasama is 0.5°C cooler than that mean.
From September to October, average highs rise by 1.1°C to 30.6°C, and monthly rainfall rises from 2.1 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
Kasama climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 24.9°C16.6°C | 16.6°C | 286 | 28.9 | 12.613 h |
| February | 25.1°C16.6°C | 16.6°C | 229 | 24.2 | 12.412 h |
| March | 25.0°C16.6°C | 16.6°C | 216 | 26.4 | 12.212 h |
| April | 24.4°C15.6°C | 15.6°C | 85 | 14.2 | 11.912 h |
| May | 25.0°C13.4°C | 13.4°C | 8.1 | 1.6 | 11.712 h |
| June | 24.5°C11.3°C | 11.3°C | 0.1 | 0.0 | 11.512 h |
| July | 24.4°C10.9°C | 10.9°C | 0.1 | 0.0 | 11.612 h |
| August | 26.8°C12.6°C | 12.6°C | 0.6 | 0.1 | 11.812 h |
| September, selected | 29.4°C15.1°C | 15.1°C | 2.1 | 0.5 | 12.012 h |
| October | 30.6°C17.4°C | 17.4°C | 18 | 3.6 | 12.312 h |
| November | 28.8°C17.5°C | 17.5°C | 123 | 15.1 | 12.613 h |
| December | 25.8°C16.7°C | 16.7°C | 267 | 26.2 | 12.713 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
- Nakonde in SeptemberZambia · 197 kmHigh 27.4°C · Low 13.9°C · 2.6 mm rain
- Tunduma in SeptemberTanzania · 201 kmHigh 26.5°C · Low 13.1°C · 2.6 mm rain
- Vwawa in SeptemberTanzania · 228 kmHigh 27.6°C · Low 14.3°C · 2.7 mm rain
- Sumbawanga in SeptemberTanzania · 254 kmHigh 25.4°C · Low 14.2°C · 8.2 mm rain
- Mansa in SeptemberZambia · 273 kmHigh 30.4°C · Low 18.2°C · 1.2 mm rain
- Nchelenge in SeptemberZambia · 285 kmHigh 28.4°C · Low 23.3°C · 5.0 mm rain
- Katumba in SeptemberTanzania · 288 kmHigh 25.1°C · Low 14.1°C · 11 mm rain
- Mzuzu in SeptemberMalawi · 340 kmHigh 24.1°C · Low 14.3°C · 12 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 Kasama) is explained once on the Kasama year overview and on the Sources, method and limits page.