September weather forecastEl Harrach, Algeria
September
Weather in September
September, the first month of the autumn in El Harrach, is also a moderately hot month, with temperature in the range of an average high of 27.3°C (81.1°F) and an average low of 21°C (69.8°F).Temperature
The onset of September entails a subtle temperature shift, as the average high-temperature eases from a hot 30.8°C (87.4°F) in August to a warm 27.3°C (81.1°F). El Harrach records an average low-temperature of 21°C (69.8°F) throughout the month of September.Heat index
The heat index for September is appraised at 29°C (84.2°F). With ongoing exposure and activity, one might experience weariness, and heat cramps could ensue.When considering the heat index, it's pivotal to note it is for shade and mild wind conditions. Heat index values may surge by up to 15 Fahrenheit (8 Celsius) degrees in the presence of direct sunlight.
Note: The heat index, also known as 'apparent temperature' or 'real feel', shows a temperature sensation when both heat and moisture conditions are combined. The impact of weather on an individual can be subjective, affected by the person's activity and heat perception, which can vary due to elements including wind, clothing, and metabolic differences. Bear in mind that direct sunshine exposure increases weather impact, and may raise heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are largely significant for babies and toddlers. Young ones often do not realize the necessity to rest and replenish their fluids. Thirst is a delayed indication of dehydration - keeping hydrated, particularly in prolonged physical activity, is crucial.
Humidity
The average relative humidity in September is 64%.Rainfall
In El Harrach, Algeria, in September, during 8.6 rainfall days, 23mm (0.91") of precipitation is typically accumulated. Throughout the year, in El Harrach, Algeria, there are 122.9 rainfall days, and 401mm (15.79") of precipitation is accumulated.Snowfall
January, March through December are months without snowfall.Daylight
The average length of the day in September is 12h and 25min.On the first day of the month, sunrise is at 06:18 and sunset at 19:15. On the last day of September, sunrise is at 06:42 and sunset at 18:32 CET.
Sunshine
In El Harrach, Algeria, the average sunshine in September is 9.4h.UV index
In September, the average daily maximum UV index is 6. A UV Index estimate of 6 to 7 represents a high threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.Note: In September, a daily maximum UV index of 6 leads to the following instructions:
Guard oneself from overexposure. Defence against sun injury is vital. Stay in the shade and limit sun exposure from 10 a.m. to 4 p.m., when UV radiation is most potent. Keep in mind that shade structures like parasols or canopies do not offer full protection. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
El Harrach, Algeria
- Average high temperature in September: 27.3°C
The warmest month (with the highest average high temperature) is August (30.8°C).
The month with the lowest average high temperature is January (14.3°C).
- Average low temperature in September: 21°C
The month with the highest average low temperature is August (23.3°C).
The coldest month (with the lowest average low temperature) is February (8.6°C).
Average pressure in September
El Harrach, Algeria
- Average pressure in September: 1016.4mbar
The month with the highest atmospheric pressure is December (1022.2mbar).
The month with the lowest atmospheric pressure is April (1014.7mbar).
Average wind speed in September
El Harrach, Algeria
- Average wind speed in September: 10.2km/h
The windiest month (with the highest average wind speed) is February (15km/h).
The calmest months (with the lowest average wind speed) are September and October (10.2km/h).
Average humidity in September
El Harrach, Algeria
- Average humidity in September: 64%
The months with the highest relative humidity are March and April (72%).
The month with the lowest relative humidity is July (58%).
Average rainfall in September
El Harrach, Algeria
- Average rainfall in September: 23mm
The wettest month (with the highest rainfall) is January (58mm).
The driest month (with the least rainfall) is July (3mm).
Average rainfall days in September
El Harrach, Algeria
- Average rainfall days in September: 8.6 days
The month with the highest number of rainy days is November (15.5 days).
The month with the least rainy days is July (3.4 days).
Average snowfall days in September
El Harrach, Algeria
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (0.1 days).
The months with the least snowfall days are January, March, April, May, June, July, August, September, October, November and December (0 days).
Average daylight in September /
Average sunshine in September
El Harrach, Algeria
- Average daylight in September: 12h and 24min
The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 42min).
- Average sunshine in September: 9h and 24min
The month with the most sunshine is July (Average sunshine: 12h and 6min).
The month with the least sunshine is November (Average sunshine: 6h and 6min).
Average sunshine days in September
El Harrach, Algeria
- Average sunshine days in September: 19.4 days
The month with the most sunshine days is July (26.8 days).
The month with the least sunshine days is November (12.6 days).
Average UV index in September
El Harrach, Algeria
- Average UV index in September: 6
The months with the highest UV index are June and July (UV index 7).
The months with the lowest UV index are January, February, March, November and December (UV index 4).
Average cloud cover in September
El Harrach, Algeria
- Average cloud cover in September: 18
The months with the most cloud cover are January and November (Cloud cover 33).
The months with the least cloud cover are July and August (Cloud cover 10).
Average visibility in September
El Harrach, 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).
