September weather forecastCaiti, Angola
September
Weather in September
September, the first month of the spring in Caiti, is a tropical month, with an average temperature fluctuating between 14.5°C (58.1°F) and 30.5°C (86.9°F).Temperature
Caiti's warmest month, September, registers temperatures that range from a high of 30.5°C (86.9°F) to a low of 14.5°C (58.1°F).Humidity
The average relative humidity in September is 39%.Rainfall
January through May, September through December are months with rainfall. 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, there are 194 rainfall days, and 1462mm (57.56") of precipitation is accumulated.Daylight
In Caiti, the average length of the day in September is 12h and 2min.On the first day of the month, sunrise is at 05:59 and sunset at 17:52. On the last day of September, sunrise is at 05:40 and sunset at 17:52 WAT.
Sunshine
The months with the most sunshine are September and November, with an average of 9.6h of sunshine.UV index
August and September, with an average maximum UV index of 6, are months with the highest UV index. A UV Index reading of 6 to 7 represents a high health vulnerability from unsafe exposure to UV radiation for the ordinary person.Note: The daily high UV index of 6 during September translates into the following recommendations:
Adhere to precautions and respect sun safety doctrines. Avoiding sunburn is vital. Limit direct sun exposure and seek shade between 10 a.m. and 4 p.m., the time of the most intense UV radiation, noting that shade structures may not provide total sun protection. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Caiti, 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
Caiti, 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
Caiti, 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
Caiti, 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
Caiti, 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
Caiti, 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
Caiti, Angola
- Average daylight in September: 12h and 0min
The month with the longest days is December (Average daylight: 12h and 48min).
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
Caiti, 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
Caiti, 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
Caiti, 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
Caiti, 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).
