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
Weather in September
Temperature
With the onset of September, Gam observes a minor temperature ascent, with the average high-temperature adjusting from August's warm 27.6°C (81.7°F) to a hot 32.3°C (90.1°F). Despite a noticeable differential from daytime highs, Gam notes an average nighttime low-temperature of 14.7°C (58.5°F) in September.Humidity
September is the least humid month, with an average relative humidity of 21%.Rainfall
January through July, September through December are months with rainfall. September is the first month it rains. Throughout September, in the average 1 rainfall days, it receives 1mm (0.04") of precipitation. Throughout the year, there are 92.5 rainfall days, and 329mm (12.95") of precipitation is accumulated.Daylight
The average length of the day in September is 11h and 59min.On the first day of the month, sunrise is at 06:44 and sunset at 18:28. On the last day of September, sunrise is at 06:18 and sunset at 18:34 CAT.
Sunshine
The average sunshine in September is 10h.UV index
The average daily maximum UV index in September is 6. A UV Index reading of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV radiation for ordinary individuals.Note: The maximum daily UV index of 6 in September interprets into the following recommendations:
Deflect overexposure. Sun protection is a necessity. The hours from 10 a.m. to 4 p.m. have the most intense UV radiation. As much as possible, limit direct sun exposure during this period. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How hot is it in September?
What is the least humid month?
What is the average humidity in September in Gam?
When does it start raining?
What is the average length of the day in September?
When are sunrise and sunset in September?
How many hours of sunshine does Gam have in September?
How high is the UV index in September?
Average temperature in September
Gam, Namibia
- Average high temperature in September: 32.3°C
The warmest month (with the highest average high temperature) is October (34.5°C).
The month with the lowest average high temperature is July (23.1°C).
- Average low temperature in September: 14.7°C
The month with the highest average low temperature is December (23.1°C).
The coldest month (with the lowest average low temperature) is July (8.8°C).
Average pressure in September
Gam, Namibia
- Average pressure in September: 1015.3mbar
The month with the highest atmospheric pressure is July (1022.1mbar).
The month with the lowest atmospheric pressure is January (1009.5mbar).
Average wind speed in September
Gam, Namibia
- Average wind speed in September: 12.8km/h
The windiest months (with the highest average wind speed) are September and October (12.8km/h).
The calmest month (with the lowest average wind speed) is March (9.9km/h).
Average humidity in September
Gam, Namibia
- Average humidity in September: 21%
The month with the highest relative humidity is February (55%).
The month with the lowest relative humidity is September (21%).
Average rainfall in September
Gam, Namibia
- Average rainfall in September: 1mm
The wettest month (with the highest rainfall) is January (79mm).
The driest month (with the least rainfall) is August (0mm).
Average rainfall days in September
Gam, Namibia
- Average rainfall days in September: 1 days
The months with the highest number of rainy days are January and December (18 days).
The month with the least rainy days is August (0 days).
Average daylight in September /
Average sunshine in September
Gam, 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: 10h and 0min
The month with the most sunshine is November (Average sunshine: 11h and 54min).
The month with the least sunshine is June (Average sunshine: 8h and 6min).
Average sunshine days in September
Gam, Namibia
- Average sunshine days in September: 28.9 days
The month with the most sunshine days is August (30.9 days).
The month with the least sunshine days is December (9 days).
Average UV index in September
Gam, 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
Gam, Namibia
- Average cloud cover in September: 4
The months with the most cloud cover are January and February (Cloud cover 24).
The month with the least cloud cover is August (Cloud cover 1).
Average visibility in September
Gam, 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).
Gam, Namibia
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