Climate averages 1991–2020
Handeni weather
in September.
A warm, fairly dry month: the 8th warmest and the 3rd driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
September is a warm month in Handeni: daytime highs average 26.1°C and nights cool to about 17.9°C. By daytime temperature it is the 8th warmest of the 12 months.
Expect about 38 mm of rain on roughly 11 days, which makes September a fairly dry month (the 3rd driest of the 12 months). Daylight, from sunrise to sunset, lasts about 12 h 04 min on an average September day.
The nearest other city in this atlas is Tanga (126 km away). In September its highs average 28.5°C, 2.4°C warmer than Handeni, with 40 mm of rain.
Among the 43 cities listed in Tanzania, Handeni ranks 34th of 43 for the warmest September highs and 34th of 43 for the driest September (rainfall, lowest first). The mean September high of those 43 cities is 28.0°C; Handeni is 1.9°C cooler than that mean.
From September to October, average highs rise by 1.1°C to 27.2°C, and monthly rainfall rises from 38 mm to 81 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
Handeni climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 30.5°C21.0°C | 21.0°C | 119 | 14.5 | 12.412 h |
| February | 30.8°C21.0°C | 21.0°C | 110 | 12.4 | 12.312 h |
| March | 29.3°C21.1°C | 21.1°C | 160 | 22.2 | 12.112 h |
| April | 26.6°C20.5°C | 20.5°C | 189 | 26.5 | 12.012 h |
| May | 25.2°C19.2°C | 19.2°C | 123 | 19.1 | 11.912 h |
| June | 24.7°C17.6°C | 17.6°C | 36 | 10.3 | 11.812 h |
| July | 24.5°C16.7°C | 16.7°C | 29 | 8.7 | 11.812 h |
| August | 24.9°C17.1°C | 17.1°C | 41 | 11.6 | 11.912 h |
| September, selected | 26.1°C17.9°C | 17.9°C | 38 | 10.7 | 12.112 h |
| October | 27.2°C18.9°C | 18.9°C | 81 | 14.7 | 12.212 h |
| November | 28.0°C20.0°C | 20.0°C | 107 | 19.5 | 12.412 h |
| December | 29.3°C20.8°C | 20.8°C | 141 | 20.7 | 12.412 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
- Tanga in SeptemberTanzania · 126 kmHigh 28.5°C · Low 21.6°C · 40 mm rain
- Bagamoyo in SeptemberTanzania · 149 kmHigh 29.7°C · Low 21.4°C · 19 mm rain
- Zanzibar in SeptemberTanzania · 154 kmHigh 28.5°C · Low 23.1°C · 19 mm rain
- Morogoro in SeptemberTanzania · 159 kmHigh 28.9°C · Low 19.0°C · 11 mm rain
- Kibaha in SeptemberTanzania · 179 kmHigh 29.8°C · Low 20.5°C · 24 mm rain
- Kilosa in SeptemberTanzania · 193 kmHigh 28.8°C · Low 18.3°C · 12 mm rain
- Dar es Salaam in SeptemberTanzania · 208 kmHigh 29.0°C · Low 22.4°C · 23 mm rain
- Ukunda in SeptemberKenya · 213 kmHigh 27.1°C · Low 22.6°C · 52 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 Handeni) is explained once on the Handeni year overview and on the Sources, method and limits page.