September weather forecast
Chwale, Tanzania

September

Weather in September

The first month of the spring, September, is still a warm month in Chwale, Tanzania, with an average temperature fluctuating between 26°C (78.8°F) and 24.9°C (76.8°F).

Temperature

Chwale experiences an average high-temperature of a still warm 26°C (78.8°F) in September, marking an insignificant shift from 25.9°C (78.6°F) in August. Chwale logs an average low-temperature of 24.9°C (76.8°F) during the nights of September, subtly lower than its daytime highs.

Humidity

In Chwale, the average relative humidity in September is 78%.

Rainfall

In September, the rain falls for 16.5 days. Throughout September, 33mm (1.3") of precipitation is accumulated. In Chwale, during the entire year, the rain falls for 239.9 days and collects up to 1266mm (49.84") of precipitation.

Daylight

In September, the average length of the day in Chwale is 12h and 5min.
On the first day of September, sunrise is at 06:20 and sunset at 18:21. On the last day of the month, sunrise is at 06:06 and sunset at 18:15 EAT.

Sunshine

In September, the average sunshine is 8.7h.

UV index

January through December, with an average maximum UV index of 7, are months with the highest UV index. The months with the lowest UV index in Chwale are January through December, with an average maximum UV index of 7. A UV Index value of 6 to 7 symbolizes a high health risk from unsafe exposure to UV radiation for the ordinary person.
Note: In September, a daily maximum UV index of 7 leads to the following instructions:
Implement preventive steps and embrace sun safety standards. Protection from skin and eye distress is compulsory. The Sun's UV radiation is at its strongest between the hours of 10 a.m. and 4 p.m. Minimize direct exposure to the sun during this period. Boost your sun resistance with garments that are densely woven yet spacious.

Frequently asked questions

What is the usual temperature for Chwale in September?
In Chwale, 26°C (78.8°F) is the average high-temperature and 24.9°C (76.8°F) is the average low-temperature during September. In May, the average heat index (a.k.a. 'feels like', 'real feel'), which represents the influence of relative humidity on air temperature, is computed to be 31°C (87.8°F).
What is the average humidity in September?
The average relative humidity in September is 78%.
How much does it rain in September?
In Chwale, Tanzania, in September, it is raining for 16.5 days, with typically 33mm (1.3") of accumulated precipitation.
What is the average length of the day in September?
The average day length in September is 12h and 5min.
When is the sunrise / sunset in September?
On the first day of September, sunrise is at 06:20 and sunset at 18:21. On the last day of the month, sunrise is at 06:06 and sunset at 18:15 EAT.
How many hours of sunshine does Chwale have in September?
The average sunshine duration in September in Chwale is 8.7h.
What are the months with the highest UV index?
January through December, with an average maximum UV index of 7, are months with the highest UV index.
What are the months with the lowest UV index?
January through December, with an average maximum UV index of 7, are months with the lowest UV index.
What is the UV index intensity in September?
In Chwale, the average daily maximum UV index in September is 7. A UV Index reading of 6 to 7 represents a high health threat from unsafe exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in September - Chwale, Tanzania
Average temperature in September
Chwale, Tanzania
  • Average high temperature in September: 26°C

The warmest month (with the highest average high temperature) is March (29.2°C).
The month with the lowest average high temperature is August (25.9°C).

  • Average low temperature in September: 24.9°C

The month with the highest average low temperature is March (28°C).
The coldest month (with the lowest average low temperature) is August (24.7°C).

Average pressure in September - Chwale, Tanzania
Average pressure in September
Chwale, Tanzania
  • Average pressure in September: 1015.5mbar

The month with the highest atmospheric pressure is July (1016.4mbar).
The month with the lowest atmospheric pressure is February (1010.3mbar).

Average wind speed in September - Chwale, Tanzania
Average wind speed in September
Chwale, Tanzania
  • Average wind speed in September: 21.7km/h

The windiest month (with the highest average wind speed) is July (28.4km/h).
The calmest month (with the lowest average wind speed) is November (13.7km/h).

Average humidity in September - Chwale, Tanzania
Average humidity in September
Chwale, Tanzania
  • Average humidity in September: 78%

The month with the highest relative humidity is October (79%).
The months with the lowest relative humidity are March, June, July and December (76%).

Average rainfall in September - Chwale, Tanzania
Average rainfall in September
Chwale, Tanzania
  • Average rainfall in September: 33mm

The wettest month (with the highest rainfall) is May (296mm).
The driest month (with the least rainfall) is August (26mm).

Average rainfall days in September - Chwale, Tanzania
Average rainfall days in September
Chwale, Tanzania
  • Average rainfall days in September: 16.5 days

The month with the highest number of rainy days is April (27.7 days).
The month with the least rainy days is February (10.4 days).

Average daylight in September / Average sunshine in September - Chwale, Tanzania
Average daylight in September /
Average sunshine in September
Chwale, Tanzania
  • Average daylight in September: 12h and 1min

The month with the longest days is December (Average daylight: 12h and 24min).
The month with the shortest days is June (Average daylight: 11h and 48min).

  • Average sunshine in September: 8h and 4min

The month with the most sunshine is November (Average sunshine: 10h and 42min).
The month with the least sunshine is May (Average sunshine: 7h and 36min).

Average sunshine days in September - Chwale, Tanzania
Average sunshine days in September
Chwale, Tanzania
  • Average sunshine days in September: 8.6 days

The month with the most sunshine days is February (12.5 days).
The month with the least sunshine days is April (1.8 days).

Average UV index in September - Chwale, Tanzania
Average UV index in September
Chwale, Tanzania
  • Average UV index in September: 7

The months with the highest UV index are January, February, March, April, May, June, July, August, September, October, November and December (UV index 7).
The months with the lowest UV index are January, February, March, April, May, June, July, August, September, October, November and December (UV index 7).

Average cloud cover in September - Chwale, Tanzania
Average cloud cover in September
Chwale, Tanzania
  • Average cloud cover in September: 36

The month with the most cloud cover is May (Cloud cover 45).
The month with the least cloud cover is December (Cloud cover 26).

Average visibility in September - Chwale, Tanzania
Average visibility in September
Chwale, Tanzania
  • Average visibility in September: 10km

The months with the highest visibility are January, February, March, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are April and May (9km).

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