Contents
- Weather in September
- Frequently asked questions
- Average temperature in September
- Average pressure in September
- Average wind speed in September
- Average humidity in September
- Average rainfall in September
- Average rainfall days in September
- Average daylight in September
- Average sunshine in September
- Average sunshine days in September
- Average UV index in September
- Average cloud cover in September
- Average visibility in September
September
Weather in September
Temperature
September, recognised by an average high temperature of 24.8°C (76.6°F) and a low of 15.7°C (60.3°F), is Nyabiraba's warmest month.Humidity
In September, the average relative humidity is 58%.Rainfall
In Nyabiraba, during September, the rain falls for 16.7 days and regularly aggregates up to 77mm (3.03") of precipitation. Throughout the year, in Nyabiraba, there are 271.1 rainfall days, and 1766mm (69.53") of precipitation is accumulated.Daylight
In September, the average length of the day is 12h and 5min.On the first day of the month, sunrise is at 05:58 and sunset at 18:01. On the last day of September, sunrise is at 05:46 and sunset at 17:54 CAT.
Sunshine
The month with the most sunshine is September, with an average of 10h of sunshine.UV index
The months with the lowest UV index are January through July, September through December, with an average maximum UV index of 5. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV radiation for ordinary individuals.Note: In September, a regular UV index of 5 translates into these guidelines:
Take necessary precautions - Defending against sun damage is advocated. Given the potency of the midday Sun's UV radiation, one should avoid prolonged exposure. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What time of the year is the hottest?
What is the average September temperature?
What is the average humidity in September?
How much does it rain in September?
How many hours of daylight does Nyabiraba have in September?
What time are sunrise and sunset in September?
What month has the most sunshine?
How many hours of sunshine does Nyabiraba have in September?
When is the lowest UV index?
What is the UV index reading in September?
Average temperature in September
Nyabiraba, Burundi
- Average high temperature in September: 24.8°C
The warmest month (with the highest average high temperature) is September (24.8°C).
The month with the lowest average high temperature is May (21.3°C).
- Average low temperature in September: 15.7°C
The months with the highest average low temperature are September and October (15.7°C).
The coldest month (with the lowest average low temperature) is June (13°C).
Average pressure in September
Nyabiraba, Burundi
- Average pressure in September: 1013.4mbar
The month with the highest atmospheric pressure is June (1015.9mbar).
The months with the lowest atmospheric pressure are February, October and November (1012.5mbar).
Average wind speed in September
Nyabiraba, Burundi
- Average wind speed in September: 9km/h
The windiest month (with the highest average wind speed) is August (9.9km/h).
The calmest month (with the lowest average wind speed) is December (5.5km/h).
Average humidity in September
Nyabiraba, Burundi
- Average humidity in September: 58%
The month with the highest relative humidity is April (87%).
The month with the lowest relative humidity is August (54%).
Average rainfall in September
Nyabiraba, Burundi
- Average rainfall in September: 77mm
The wettest month (with the highest rainfall) is November (261mm).
The driest month (with the least rainfall) is July (8mm).
Average rainfall days in September
Nyabiraba, Burundi
- Average rainfall days in September: 16.7 days
The month with the highest number of rainy days is March (30.7 days).
The month with the least rainy days is July (6.2 days).
Average daylight in September /
Average sunshine in September
Nyabiraba, Burundi
- Average daylight in September: 12h and 1min
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: 10h and 0min
The month with the most sunshine is September (Average sunshine: 10h and 0min).
The month with the least sunshine is June (Average sunshine: 7h and 36min).
Average sunshine days in September
Nyabiraba, Burundi
- Average sunshine days in September: 10.5 days
The month with the most sunshine days is July (22.1 days).
The month with the least sunshine days is December (0.1 days).
Average UV index in September
Nyabiraba, Burundi
- Average UV index in September: 5
The month with the highest UV index is August (UV index 6).
The months with the lowest UV index are January, February, March, April, May, June, July, September, October, November and December (UV index 5).
Average cloud cover in September
Nyabiraba, Burundi
- Average cloud cover in September: 23
The month with the most cloud cover is April (Cloud cover 49).
The month with the least cloud cover is August (Cloud cover 19).
Average visibility in September
Nyabiraba, Burundi
- 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 and December (8km).
