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 sea temperature 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 comes with a subtle rise, with the average high-temperature adjusting from a moderately hot 26.9°C (80.4°F) in August to a tropical 30.7°C (87.3°F). Against the high September temperatures, Torrabaai records an average drop to a moderate 15.5°C (59.9°F) at night.Humidity
With an average relative humidity of 21%, September is the least humid month.Rainfall
January through May, September through December are months with rainfall. September is the first month it rains. Throughout September, in the average 2.2 rainfall days, it receives 2mm (0.08") of precipitation. Throughout the year, in Torrabaai, there are 79.5 rainfall days, and 272mm (10.71") of precipitation is accumulated.Sea temperature
In Torrabaai, in September, the average water temperature is 14.7°C (58.5°F).Note: Dipping into 14.7°C (58.5°F) below 10°C (50°F) needs protective wear, or you'd face cold shock and breathing issues swiftly. Meanwhile, a slight swim around 13°C (55.4°F) feels cold to the bone.
Daylight
In Torrabaai, Namibia, the average length of the day in September is 11h and 59min.On the first day of the month, sunrise is at 07:15 and sunset at 18:58. On the last day of September, sunrise is at 06:48 and sunset at 19:05 CAT.
Sunshine
The average sunshine in September is 9.9h.UV index
In September, the average daily maximum UV index is 6. A UV Index estimate of 6 to 7 represents a high health risk from exposure to the Sun's UV radiation for ordinary individuals.Note: A maximum UV index of 6 in September translates into the following recommendations:
Implement preventive steps and embrace sun safety standards. Protection from skin and eye distress is compulsory. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Is it hot during September?
What is the least humid month?
What is the average humidity in September in Torrabaai?
When does it start raining?
How cold is the water in September?
What is the average length of the day in September in Torrabaai?
When are sunrise and sunset in September?
How long on average sun shines in September?
How high is the UV index in September?
Average temperature in September
Torrabaai, Namibia
- Average high temperature in September: 30.7°C
The warmest month (with the highest average high temperature) is October (32.4°C).
The month with the lowest average high temperature is June (23.6°C).
- Average low temperature in September: 15.5°C
The month with the highest average low temperature is December (20.1°C).
The coldest month (with the lowest average low temperature) is July (9.8°C).
Average pressure in September
Torrabaai, Namibia
- Average pressure in September: 1014.9mbar
The month with the highest atmospheric pressure is July (1019.4mbar).
The month with the lowest atmospheric pressure is January (1010.9mbar).
Average wind speed in September
Torrabaai, Namibia
- Average wind speed in September: 11km/h
The windiest month (with the highest average wind speed) is July (13.1km/h).
The calmest month (with the lowest average wind speed) is February (9km/h).
Average humidity in September
Torrabaai, Namibia
- Average humidity in September: 21%
The month with the highest relative humidity is March (51%).
The month with the lowest relative humidity is September (21%).
Average rainfall in September
Torrabaai, Namibia
- Average rainfall in September: 2mm
The wettest month (with the highest rainfall) is February (82mm).
The driest months (with the least rainfall) are June, July and August (0mm).
Average rainfall days in September
Torrabaai, Namibia
- Average rainfall days in September: 2.2 days
The month with the highest number of rainy days is February (15.5 days).
The month with the least rainy days is July (0 days).
Average sea temperature in September
Torrabaai, Namibia
- Average sea temperature in September: 14.7°C
The best month for swimming (with the highest average sea temperature) is February (20.2°C).
The coldest month (with the lowest average sea temperature) is August (14.5°C).
Average daylight in September /
Average sunshine in September
Torrabaai, Namibia
- Average daylight in September: 12h and 0min
The month with the longest days is December (Average daylight: 13h and 18min).
The month with the shortest days is June (Average daylight: 10h and 54min).
- Average sunshine in September: 9h and 5min
The month with the most sunshine is August (Average sunshine: 10h and 0min).
The month with the least sunshine is February (Average sunshine: 9h and 30min).
Average sunshine days in September
Torrabaai, Namibia
- Average sunshine days in September: 27 days
The month with the most sunshine days is July (31 days).
The month with the least sunshine days is February (10.9 days).
Average UV index in September
Torrabaai, Namibia
- Average UV index in September: 6
The months with the highest UV index are January, October, November and December (UV index 7).
The months with the lowest UV index are May, June and July (UV index 5).
Average cloud cover in September
Torrabaai, Namibia
- Average cloud cover in September: 5
The month with the most cloud cover is February (Cloud cover 21).
The month with the least cloud cover is August (Cloud cover 1).
Average visibility in September
Torrabaai, Namibia
- Average visibility in September: 10km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
