September weather forecastUsangi, Tanzania
September
Weather in September
September, the first month of the spring in Usangi, is also a moderately hot month, with an average temperature ranging between max 28.5°C (83.3°F) and min 17.2°C (63°F).Temperature
Usangi, Tanzania, indicates an average high-temperature of a still moderately hot 28.5°C (83.3°F) in September, showing minor variation from August's 27°C (80.6°F). Throughout September, the nighttime temperature in Usangi averages to a comfortable 17.2°C (63°F).Heat index
For most parts of September, the heat index is appraised at a tropical 30°C (86°F). If exposure and ongoing activity persist, they might induce a state of tiredness and heat cramps.In terms of the heat index, values are set with light wind and shade conditions in mind. Exposure to the sun directly might heighten the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'felt air temperature', is an indicator that blends the effects of temperature and humidity to depict perceived warmth. The effect is experienced differently by individuals, hinging on unique characteristics such as body mass, stature, and level of activity. In the direct sunlight, the weather's impact can be amplified, possibly boosting the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values hold particular importance for children. Children often do not understand the need to rest and hydrate. Thirst is a late manifestation of dehydration - therefore, it is essential to stay hydrated, particularly during prolonged physical activities.
Humidity
With an average relative humidity of 62%, September is the least humid month.Rainfall
In Usangi, in September, during 5.5 rainfall days, 7mm (0.28") of precipitation is typically accumulated. Throughout the year, there are 160.8 rainfall days, and 553mm (21.77") of precipitation is accumulated.Daylight
In September, the average length of the day is 12h and 5min.On the first day of September, sunrise is at 06:27 and sunset at 18:30. On the last day of the month, sunrise is at 06:15 and sunset at 18:23 EAT.
Sunshine
The average sunshine in September is 9h.UV index
The months with the highest UV index in Usangi are January through May, August through December, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high threat to health from unprotected exposure to Sun's UV rays for the ordinary person.Note: An average UV index of 6 in September transforms into this advice:
Avoid overexposure. Fair-skinned individuals can burn in under 20 minutes. Avoid direct Sun exposure from 10 a.m. to 4 p.m., a period when UV radiation is most intense, and remember that not all shade structures provide full protection. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Usangi, Tanzania
- Average high temperature in September: 28.5°C
The warmest month (with the highest average high temperature) is February (31°C).
The month with the lowest average high temperature is July (25.8°C).
- Average low temperature in September: 17.2°C
The month with the highest average low temperature is March (19.6°C).
The coldest month (with the lowest average low temperature) is July (15.4°C).
Average pressure in September
Usangi, Tanzania
- Average pressure in September: 1016.2mbar
The month with the highest atmospheric pressure is July (1017.6mbar).
The month with the lowest atmospheric pressure is February (1011.7mbar).
Average wind speed in September
Usangi, Tanzania
- Average wind speed in September: 10.8km/h
The windiest month (with the highest average wind speed) is September (10.8km/h).
The calmest month (with the lowest average wind speed) is March (7.5km/h).
Average humidity in September
Usangi, Tanzania
- Average humidity in September: 62%
The months with the highest relative humidity are April and May (78%).
The month with the lowest relative humidity is September (62%).
Average rainfall in September
Usangi, Tanzania
- Average rainfall in September: 7mm
The wettest month (with the highest rainfall) is December (100mm).
The driest months (with the least rainfall) are June and July (3mm).
Average rainfall days in September
Usangi, Tanzania
- Average rainfall days in September: 5.5 days
The month with the highest number of rainy days is December (24.2 days).
The month with the least rainy days is August (4.2 days).
Average daylight in September /
Average sunshine in September
Usangi, 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: 11h and 54min).
- Average sunshine in September: 9h and 0min
The month with the most sunshine is February (Average sunshine: 9h and 6min).
The month with the least sunshine is May (Average sunshine: 7h and 18min).
Average sunshine days in September
Usangi, Tanzania
- Average sunshine days in September: 21.9 days
The month with the most sunshine days is August (23.2 days).
The month with the least sunshine days is December (5 days).
Average UV index in September
Usangi, Tanzania
- Average UV index in September: 6
The months with the highest UV index are January, February, March, April, May, August, September, October, November and December (UV index 6).
The months with the lowest UV index are June and July (UV index 5).
Average cloud cover in September
Usangi, Tanzania
- Average cloud cover in September: 33
The months with the most cloud cover are April and May (Cloud cover 55).
The months with the least cloud cover are February and September (Cloud cover 33).
Average visibility in September
Usangi, Tanzania
- Average visibility in September: 10km
The months with the highest visibility are August, September and October (10km).
The months with the lowest visibility are April and May (8km).





