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
Weather in September
Temperature
The months of September and October bring the lowest temperatures, averaging a high of 20°C (68°F).Humidity
In Hentiesbaai, the average relative humidity in September is 68%.Rainfall
Months with rainfall in Hentiesbaai are January through May, September through December. September is the first month it rains. Throughout September, in the average 1.1 rainfall days, it receives 1mm (0.04") of precipitation. In Hentiesbaai, Namibia, during the entire year, the rain falls for 24.7 days and collects up to 42mm (1.65") of precipitation.Sea temperature
August and September, with an average sea temperature of 13.8°C (56.8°F), are months with the coldest seawater in Hentiesbaai.Note: In 13.8°C (56.8°F), cold shock and rapid breathing can occur when swimming at temperatures below 10°C (50°F).
Daylight
The average length of the day in September in Hentiesbaai, Namibia, is 11h and 59min.On the first day of September, sunrise is at 07:12 and sunset at 18:53. On the last day of the month, sunrise is at 06:43 and sunset at 19:01 CAT.
Sunshine
August through December, with an average of 9.9h of sunshine, are months with the most sunshine.UV index
May through December, with an average maximum UV index of 5, are months with the lowest UV index in Hentiesbaai. A UV Index estimate of 3 to 5 represents a medium health hazard from unprotected exposure to Sun's UV rays for the ordinary person.Note: In September, the maximum UV index of 5 suggests this advice:
Exercise prudence. Persons with fair skin could be burned in under 30 minutes. For skin protection, it's recommended to minimize Sun exposure during its peak hours around midday. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days.
Frequently asked questions
What month is the coldest in Hentiesbaai?
What are September temperatures in Hentiesbaai?
What is the average humidity in September in Hentiesbaai?
When does it start raining in Hentiesbaai?
What are the months with the coldest sea water in Hentiesbaai?
How cold is the water in September in Hentiesbaai?
How many hours of daylight does Hentiesbaai have in September?
What time are sunrise and sunset in September in Hentiesbaai?
What is the month with the most sunshine in Hentiesbaai?
How long on average sun shines in September in Hentiesbaai?
What is the month with the lowest UV index in Hentiesbaai?
How high is the UV index in September in Hentiesbaai?
Average temperature in September
Hentiesbaai, Namibia
- Average high temperature in September: 20°C
The warmest month (with the highest average high temperature) is April (23.5°C).
The months with the lowest average high temperature are September and October (20°C).
- Average low temperature in September: 14°C
The month with the highest average low temperature is March (19.3°C).
The coldest months (with the lowest average low temperature) are August and September (14°C).
Average pressure in September
Hentiesbaai, Namibia
- Average pressure in September: 1015.6mbar
The month with the highest atmospheric pressure is July (1018.2mbar).
The month with the lowest atmospheric pressure is February (1011.2mbar).
Average wind speed in September
Hentiesbaai, Namibia
- Average wind speed in September: 16.9km/h
The windiest month (with the highest average wind speed) is October (17.7km/h).
The calmest month (with the lowest average wind speed) is January (14.3km/h).
Average humidity in September
Hentiesbaai, Namibia
- Average humidity in September: 68%
The month with the highest relative humidity is January (78%).
The month with the lowest relative humidity is July (54%).
Average rainfall in September
Hentiesbaai, Namibia
- Average rainfall in September: 1mm
The wettest months (with the highest rainfall) are February and March (10mm).
The driest months (with the least rainfall) are June, July and August (0mm).
Average rainfall days in September
Hentiesbaai, Namibia
- Average rainfall days in September: 1.1 days
The month with the highest number of rainy days is March (5.7 days).
The month with the least rainy days is August (0.2 days).
Average sea temperature in September
Hentiesbaai, Namibia
- Average sea temperature in September: 13.8°C
The best month for swimming (with the highest average sea temperature) is February (19.8°C).
The coldest months (with the lowest average sea temperature) are August and September (13.8°C).
Average daylight in September /
Average sunshine in September
Hentiesbaai, Namibia
- Average daylight in September: 12h and 0min
The month with the longest days is December (Average daylight: 13h and 30min).
The month with the shortest days is June (Average daylight: 10h and 48min).
- Average sunshine in September: 9h and 5min
The months with the most sunshine are August, September, October, November and December (Average sunshine: 9h and 54min).
The month with the least sunshine is April (Average sunshine: 9h and 36min).
Average sunshine days in September
Hentiesbaai, Namibia
- Average sunshine days in September: 28.6 days
The months with the most sunshine days are July and August (30.5 days).
The month with the least sunshine days is February (22.6 days).
Average UV index in September
Hentiesbaai, Namibia
- Average UV index in September: 5
The months with the highest UV index are January, February, March and April (UV index 6).
The months with the lowest UV index are May, June, July, August, September, October, November and December (UV index 5).
Average cloud cover in September
Hentiesbaai, Namibia
- Average cloud cover in September: 7
The months with the most cloud cover are January and February (Cloud cover 17).
The months with the least cloud cover are May, June and July (Cloud cover 3).
Average visibility in September
Hentiesbaai, 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).
Hentiesbaai, Namibia
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