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 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
With the onset of September, Dahmouni's average high-temperature adjusts, receding from August's tropical 34.9°C (94.8°F) to a moderately hot 28.8°C (83.8°F). An average low-temperature of 18.6°C (65.5°F) marks the nights throughout September.Heat index
In September, the average heat index is calculated to be 29°C (84.2°F). Long-standing exposure coupled with ongoing activity could result in exhaustion, possibly causing heat cramps.When considering the heat index, it's pivotal to note it is for shade and mild wind conditions. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'felt air temperature', is an estimation of the warmth sensation when considering humidity levels. The effect is experienced differently by individuals, hinging on unique characteristics such as body mass, stature, and level of activity. Given direct exposure to sunlight, one might experience a rise in the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values remain especially vital for babies and toddlers. Children are often less aware of the need to rest and re-hydrate. Thirst is a late sign of dehydration - it's vital to remain hydrated, particularly during prolonged physical activities.
Humidity
The average relative humidity in September is 46%.Rainfall
In Dahmouni, in September, during 7.8 rainfall days, 17mm (0.67") of precipitation is typically accumulated. Throughout the year, there are 94.6 rainfall days, and 224mm (8.82") of precipitation is accumulated.Snowfall
April through October are months without snowfall in Dahmouni.Daylight
The average length of the day in September is 12h and 24min.On the first day of the month, sunrise is at 06:26 and sunset at 19:21. On the last day of September, sunrise is at 06:48 and sunset at 18:39 CET.
Sunshine
In September, the average sunshine in Dahmouni is 9.5h.UV index
In September, the average daily maximum UV index is 6. A UV Index of 6 to 7 symbolizes a high health risk from unprotected exposure to Sun's UV rays for average individuals.Note: A typical high UV index of 6 in September suggests the following recommendations:
Incorporate safeguards and honour sun safety principles. Protection from skin and eye damage is obligatory. Avoid direct sunlight between the hours of 10 a.m. and 4 p.m., when UV radiation is at its peak. Keep in mind that shade structures may not provide complete protection. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration. Note this! The Sun's UV radiation can nearly be doubled by the reflection off snow.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Is it hot in Dahmouni during September?
What is the average humidity in September in Dahmouni?
How much does it rain in Dahmouni in September?
When it does not snow in Dahmouni?
How many hours of daylight does Dahmouni have in September?
What time are sunrise and sunset in September in Dahmouni?
How long on average sun shines in September in Dahmouni?
How high is the UV index in September in Dahmouni?
Average temperature in September
Dahmouni, Algeria
- Average high temperature in September: 28.8°C
The warmest month (with the highest average high temperature) is July (35.8°C).
The month with the lowest average high temperature is January (11.6°C).
- Average low temperature in September: 18.6°C
The month with the highest average low temperature is August (23°C).
The coldest month (with the lowest average low temperature) is February (3.7°C).
Average pressure in September
Dahmouni, Algeria
- Average pressure in September: 1016.6mbar
The month with the highest atmospheric pressure is December (1022.8mbar).
The month with the lowest atmospheric pressure is April (1014.8mbar).
Average wind speed in September
Dahmouni, Algeria
- Average wind speed in September: 8.5km/h
The windiest month (with the highest average wind speed) is March (11.7km/h).
The calmest months (with the lowest average wind speed) are September and October (8.5km/h).
Average humidity in September
Dahmouni, Algeria
- Average humidity in September: 46%
The month with the highest relative humidity is January (71%).
The month with the lowest relative humidity is July (31%).
Average rainfall in September
Dahmouni, Algeria
- Average rainfall in September: 17mm
The wettest month (with the highest rainfall) is April (32mm).
The driest month (with the least rainfall) is July (4mm).
Average rainfall days in September
Dahmouni, Algeria
- Average rainfall days in September: 7.8 days
The month with the highest number of rainy days is April (11.8 days).
The month with the least rainy days is July (4.2 days).
Average snowfall in September
Dahmouni, Algeria
- Average snowfall in September: 0mm
The month with the highest snowfall is February (28mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in September
Dahmouni, Algeria
- Average snowfall days in September: 0.1 days
The month with the highest number of snowfall days is February (2.3 days).
The months with the least snowfall days are May, June, July, August and October (0 days).
Average daylight in September /
Average sunshine in September
Dahmouni, Algeria
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 48min).
- Average sunshine in September: 9h and 3min
The month with the most sunshine is June (Average sunshine: 11h and 54min).
The month with the least sunshine is November (Average sunshine: 6h and 12min).
Average sunshine days in September
Dahmouni, Algeria
- Average sunshine days in September: 19.4 days
The month with the most sunshine days is July (25.1 days).
The month with the least sunshine days is February (17.3 days).
Average UV index in September
Dahmouni, Algeria
- Average UV index in September: 6
The month with the highest UV index is July (UV index 8).
The months with the lowest UV index are January, February, November and December (UV index 3).
Average cloud cover in September
Dahmouni, Algeria
- Average cloud cover in September: 17
The month with the most cloud cover is January (Cloud cover 39).
The months with the least cloud cover are June and August (Cloud cover 11).
Average visibility in September
Dahmouni, Algeria
- Average visibility in September: 10km
The months with the highest visibility are May, June, July, August, September and October (10km).
The months with the lowest visibility are January, February, March, April, November and December (9km).
