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
The arrival of September corresponds with a shift in temperature, down from a blisteringly hot 40.9°C (105.6°F) in August to a sweltering 35.8°C (96.4°F). Nighttime temperature experiences an average drop to a moderately hot 24.2°C (75.6°F) in September.Humidity
In September, the average relative humidity is 34%.Rainfall
In September, the rain falls for 6.8 days. Throughout September, 14mm (0.55") of precipitation is accumulated. In Guelta Zemmur, during the entire year, the rain falls for 25.5 days and collects up to 53mm (2.09") of precipitation.Daylight
The average length of the day in September is 12h and 17min.On the first day of the month, sunrise is at 07:30 and sunset at 20:08. On the last day of September, sunrise is at 07:41 and sunset at 19:37 +01.
Sunshine
In Guelta Zemmur, the average sunshine in September is 9.6h.UV index
The average daily maximum UV index in September is 7. A UV Index of 6 to 7 symbolizes a high threat to health from unprotected exposure to Sun's UV rays for the ordinary person.Note: In September, the UV index of 7 transforms into the following advice:
Uphold preventive measures and conform to sun safety guidelines. Defending against skin and eye harm is crucial. Stay in the shade and avoid direct Sun exposure from 10 a.m. to 4 p.m., a period when UV radiation is particularly strong, noting that parasols or canopies may not offer total sun protection. Employ a wide-brim hat for potent defense against up to 50% of UV rays.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How hot does it get in September?
What is the average humidity in September?
How many days does it rain in September?
How many hours of daylight does Guelta Zemmur have in September?
When are sunrise and sunset in September?
How many hours of sunshine does Guelta Zemmur have in September?
How high is the UV index in September?
Average temperature in September
Guelta Zemmur, Western Sahara
- Average high temperature in September: 35.8°C
The warmest month (with the highest average high temperature) is July (41.2°C).
The month with the lowest average high temperature is January (21.8°C).
- Average low temperature in September: 24.2°C
The month with the highest average low temperature is August (26.3°C).
The coldest month (with the lowest average low temperature) is January (11.1°C).
Average pressure in September
Guelta Zemmur, Western Sahara
- Average pressure in September: 1013.5mbar
The month with the highest atmospheric pressure is January (1020.5mbar).
The month with the lowest atmospheric pressure is August (1010.5mbar).
Average wind speed in September
Guelta Zemmur, Western Sahara
- Average wind speed in September: 19.7km/h
The windiest month (with the highest average wind speed) is July (25.7km/h).
The calmest month (with the lowest average wind speed) is October (15.9km/h).
Average humidity in September
Guelta Zemmur, Western Sahara
- Average humidity in September: 34%
The month with the highest relative humidity is November (41%).
The months with the lowest relative humidity are July and August (26%).
Average rainfall in September
Guelta Zemmur, Western Sahara
- Average rainfall in September: 14mm
The wettest month (with the highest rainfall) is October (17mm).
The driest month (with the least rainfall) is March (0mm).
Average rainfall days in September
Guelta Zemmur, Western Sahara
- Average rainfall days in September: 6.8 days
The month with the highest number of rainy days is September (6.8 days).
The month with the least rainy days is December (0.7 days).
Average daylight in September /
Average sunshine in September
Guelta Zemmur, Western Sahara
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 13h and 42min).
The month with the shortest days is December (Average daylight: 10h and 36min).
- Average sunshine in September: 9h and 4min
The month with the most sunshine is June (Average sunshine: 12h and 6min).
The month with the least sunshine is November (Average sunshine: 8h and 6min).
Average sunshine days in September
Guelta Zemmur, Western Sahara
- Average sunshine days in September: 21.6 days
The month with the most sunshine days is December (30.3 days).
The month with the least sunshine days is September (21.6 days).
Average UV index in September
Guelta Zemmur, Western Sahara
- Average UV index in September: 7
The months with the highest UV index are June, July and August (UV index 8).
The months with the lowest UV index are January and December (UV index 5).
Average cloud cover in September
Guelta Zemmur, Western Sahara
- Average cloud cover in September: 13
The month with the most cloud cover is September (Cloud cover 13).
The months with the least cloud cover are May and June (Cloud cover 7).
Average visibility in September
Guelta Zemmur, Western Sahara
- 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).
Guelta Zemmur, Western Sahara
Weather forecast for your location
2. Allow the app to use your location
