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 snowfall 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
September
Weather in September
Temperature
The onset of September coincides with a reduction in the average high-temperature, falling from a fiery hot 36.1°C (97°F) in August to a tropical 30.4°C (86.7°F). Selmana registers a consistent average low-temperature of 21.4°C (70.5°F) during September.Humidity
In September, the average relative humidity is 34%.Rainfall
September is the month with the most rainfall. Rain falls for 7.7 days and accumulates 19mm (0.75") of precipitation.Snowfall
March through December are months without snowfall.Daylight
In Selmana, the average length of the day in September is 12h and 23min.On the first day of September, sunrise is at 06:19 and sunset at 19:11. On the last day of the month, sunrise is at 06:39 and sunset at 18:31 CET.
Sunshine
In September, the average sunshine is 9.7h.UV index
In September, the average daily maximum UV index is 6. A UV Index of 6 to 7 symbolizes a high threat to health from unsafe exposure to UV radiation for the ordinary person.Note: During September, 6 as the daily maximum UV index converts into the following advice:
Endorse precautions and be consistent with sun safety guidelines. Preventing sunburn is paramount. UV radiation from the Sun is most intense between 10 a.m. and 4 p.m. Try to avoid direct sunlight during this period. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Is it hot during September?
What is the average humidity in September?
What is the wettest month?
How many days does it rain in September?
When it does not snow?
How many hours of daylight does Selmana have in September?
When are sunrise and sunset in September?
How long on average sun shines in September?
What is the UV index intensity in September?
Average temperature in September
Selmana, Algeria
- Average high temperature in September: 30.4°C
The warmest month (with the highest average high temperature) is July (37.3°C).
The month with the lowest average high temperature is January (12.9°C).
- Average low temperature in September: 21.4°C
The month with the highest average low temperature is July (26.5°C).
The coldest month (with the lowest average low temperature) is January (4.4°C).
Average pressure in September
Selmana, Algeria
- Average pressure in September: 1016.2mbar
The month with the highest atmospheric pressure is December (1023mbar).
The month with the lowest atmospheric pressure is April (1013.9mbar).
Average wind speed in September
Selmana, Algeria
- Average wind speed in September: 12.9km/h
The windiest month (with the highest average wind speed) is March (18km/h).
The calmest month (with the lowest average wind speed) is October (12km/h).
Average humidity in September
Selmana, Algeria
- Average humidity in September: 34%
The month with the highest relative humidity is December (58%).
The month with the lowest relative humidity is July (20%).
Average rainfall in September
Selmana, Algeria
- Average rainfall in September: 19mm
The wettest month (with the highest rainfall) is September (19mm).
The driest months (with the least rainfall) are February and December (4mm).
Average rainfall days in September
Selmana, Algeria
- Average rainfall days in September: 7.7 days
The month with the highest number of rainy days is September (7.7 days).
The month with the least rainy days is December (3.2 days).
Average snowfall days in September
Selmana, Algeria
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (0.3 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October, November and December (0 days).
Average daylight in September /
Average sunshine in September
Selmana, Algeria
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 54min).
- Average sunshine in September: 9h and 4min
The months with the most sunshine are June and July (Average sunshine: 12h and 6min).
The month with the least sunshine is December (Average sunshine: 7h and 18min).
Average sunshine days in September
Selmana, Algeria
- Average sunshine days in September: 19.4 days
The month with the most sunshine days is December (26.4 days).
The month with the least sunshine days is September (19.4 days).
Average UV index in September
Selmana, Algeria
- Average UV index in September: 6
The months with the highest UV index are June and July (UV index 8).
The months with the lowest UV index are January and December (UV index 3).
Average cloud cover in September
Selmana, Algeria
- Average cloud cover in September: 15
The month with the most cloud cover is January (Cloud cover 20).
The month with the least cloud cover is June (Cloud cover 9).
Average visibility in September
Selmana, Algeria
- 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).
