September weather forecastSassoque, Angola
September
Weather in September
The first month of the spring, September, is a tropical month in Sassoque, Angola, with an average temperature fluctuating between 30.5°C (86.9°F) and 14.5°C (58.1°F).Temperature
The month of September sees the highest average temperatures, reaching 30.5°C (86.9°F) at the peak and 14.5°C (58.1°F) at the low.Humidity
The average relative humidity in September is 39%.Rainfall
Months with rainfall are January through May, September through December. September is the first month it rains. Throughout September, in the average 5.7 rainfall days, it receives 11mm (0.43") of precipitation. Throughout the year, in Sassoque, there are 194 rainfall days, and 1462mm (57.56") of precipitation is accumulated.Daylight
The average length of the day in September is 12h and 2min.On the first day of September in Sassoque, sunrise is at 06:02 and sunset at 17:55. On the last day of the month, sunrise is at 05:42 and sunset at 17:55 WAT.
Sunshine
The months with the most sunshine are September and November, with an average of 9.6h of sunshine.UV index
The months with the highest UV index are August and September, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV rays for average individuals.Note: The maximum UV index of 6 during September translates into these guidelines:
Implement precautions and maintain sun safety methods. Avoidance of sunburn is demanded. Stay in the shade and limit direct sun exposure between 10 a.m. and 4 p.m., when UV radiation is at its strongest. Remember, however, that not all shade structures provide full sun protection. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Sassoque, Angola
- Average high temperature in September: 30.5°C
The warmest month (with the highest average high temperature) is September (30.5°C).
The month with the lowest average high temperature is December (22.9°C).
- Average low temperature in September: 14.5°C
The month with the highest average low temperature is October (15.9°C).
The coldest month (with the lowest average low temperature) is June (8.9°C).
Average pressure in September
Sassoque, Angola
- Average pressure in September: 1013.3mbar
The month with the highest atmospheric pressure is June (1017.5mbar).
The month with the lowest atmospheric pressure is October (1012.5mbar).
Average wind speed in September
Sassoque, Angola
- Average wind speed in September: 6.4km/h
The windiest month (with the highest average wind speed) is August (6.9km/h).
The calmest month (with the lowest average wind speed) is December (4.8km/h).
Average humidity in September
Sassoque, Angola
- Average humidity in September: 39%
The month with the highest relative humidity is December (87%).
The month with the lowest relative humidity is August (30%).
Average rainfall in September
Sassoque, Angola
- Average rainfall in September: 11mm
The wettest month (with the highest rainfall) is December (281mm).
The driest months (with the least rainfall) are June, July and August (0mm).
Average rainfall days in September
Sassoque, Angola
- Average rainfall days in September: 5.7 days
The month with the highest number of rainy days is December (30 days).
The months with the least rainy days are June and July (0.1 days).
Average daylight in September /
Average sunshine in September
Sassoque, Angola
- Average daylight in September: 12h and 0min
The month with the longest days is December (Average daylight: 12h and 54min).
The month with the shortest days is June (Average daylight: 11h and 24min).
- Average sunshine in September: 9h and 36min
The months with the most sunshine are September and November (Average sunshine: 9h and 36min).
The month with the least sunshine is April (Average sunshine: 6h and 42min).
Average sunshine days in September
Sassoque, Angola
- Average sunshine days in September: 21.1 days
The month with the most sunshine days is July (31 days).
The month with the least sunshine days is December (0.8 days).
Average UV index in September
Sassoque, Angola
- Average UV index in September: 6
The months with the highest UV index are August and September (UV index 6).
The months with the lowest UV index are January, February, March, April, May, June, July, October, November and December (UV index 5).
Average cloud cover in September
Sassoque, Angola
- Average cloud cover in September: 7
The month with the most cloud cover is December (Cloud cover 60).
The month with the least cloud cover is August (Cloud cover 1).
Average visibility in September
Sassoque, Angola
- Average visibility in September: 10km
The months with the highest visibility are May, June, July, August and September (10km).
The months with the lowest visibility are January, February, March and December (7km).
