September weather forecastKeza, Tanzania
September
Weather in September
The first month of the spring, September, is also a moderately hot month in Keza, Tanzania, with temperature in the range of an average low of 17.2°C (63°F) and an average high of 26.6°C (79.9°F).Temperature
September observes an average high-temperature of a still warm 26.6°C (79.9°F), marking an insignificant difference from August's 26.8°C (80.2°F). Keza experiences a steady low-temperature of 17.2°C (63°F) throughout September.Humidity
The average relative humidity in September in Keza is 59%.Rainfall
In Keza, Tanzania, in September, during 19.2 rainfall days, 73mm (2.87") of precipitation is typically accumulated. In Keza, Tanzania, during the entire year, the rain falls for 275.9 days and collects up to 1662mm (65.43") of precipitation.Daylight
In September, the average length of the day in Keza is 12h and 6min.On the first day of the month, sunrise is at 06:55 and sunset at 18:59. On the last day of September, sunrise is at 06:43 and sunset at 18:51 EAT.
Sunshine
In September, the average sunshine in Keza is 9.6h.UV index
The months with the highest UV index in Keza, Tanzania, are July through September, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high health hazard from exposure to the Sun's UV rays for the average person.Note: An average UV index of 6 in September transforms into this advice:
Escape overexposure. People with light skin may incur burns in fewer than 20 minutes. Stay out of direct sunlight and seek shade between 10 a.m. and 4 p.m., when UV radiation is strongest, but remember that shade devices may not offer full sun protection. Opt for tightly woven and loose clothing to enhance protection from the Sun.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Keza, Tanzania
- Average high temperature in September: 26.6°C
The warmest month (with the highest average high temperature) is August (26.8°C).
The month with the lowest average high temperature is May (22.8°C).
- Average low temperature in September: 17.2°C
The month with the highest average low temperature is September (17.2°C).
The coldest month (with the lowest average low temperature) is June (14.4°C).
Average pressure in September
Keza, Tanzania
- Average pressure in September: 1013.5mbar
The month with the highest atmospheric pressure is June (1015.8mbar).
The month with the lowest atmospheric pressure is February (1012.5mbar).
Average wind speed in September
Keza, Tanzania
- Average wind speed in September: 8km/h
The windiest month (with the highest average wind speed) is July (10.2km/h).
The calmest month (with the lowest average wind speed) is December (4.8km/h).
Average humidity in September
Keza, Tanzania
- Average humidity in September: 59%
The month with the highest relative humidity is April (87%).
The month with the lowest relative humidity is August (49%).
Average rainfall in September
Keza, Tanzania
- Average rainfall in September: 73mm
The wettest month (with the highest rainfall) is November (248mm).
The driest month (with the least rainfall) is July (10mm).
Average rainfall days in September
Keza, Tanzania
- Average rainfall days in September: 19.2 days
The month with the highest number of rainy days is December (30.8 days).
The month with the least rainy days is July (5.1 days).
Average daylight in September /
Average sunshine in September
Keza, Tanzania
- Average daylight in September: 12h and 6min
The month with the longest days is December (Average daylight: 12h and 18min).
The month with the shortest days is June (Average daylight: 12h and 0min).
- Average sunshine in September: 9h and 36min
The month with the most sunshine is August (Average sunshine: 10h and 18min).
The month with the least sunshine is May (Average sunshine: 8h and 6min).
Average sunshine days in September
Keza, Tanzania
- Average sunshine days in September: 8.4 days
The month with the most sunshine days is July (25.1 days).
The month with the least sunshine days is December (0.1 days).
Average UV index in September
Keza, Tanzania
- Average UV index in September: 6
The months with the highest UV index are July, August and September (UV index 6).
The months with the lowest UV index are January, February, March, April, May, June, October, November and December (UV index 5).
Average cloud cover in September
Keza, Tanzania
- Average cloud cover in September: 25
The month with the most cloud cover is April (Cloud cover 49).
The month with the least cloud cover is August (Cloud cover 20).
Average visibility in September
Keza, Tanzania
- Average visibility in September: 10km
The months with the highest visibility are June, July, August and September (10km).
The months with the lowest visibility are March, April, May, November and December (8km).





