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
The arrival of September corresponds with a temperature reduction, down from August's tropical 32.8°C (91°F) to a warm 27.3°C (81.1°F). In Mechta Smara, in September, the average low-temperature is a comfortable 17.4°C (63.3°F).Heat index
For most parts of September, the heat index is evaluated at 28°C (82.4°F). When exposure and activity are sustained, they could induce fatigue, with a chance of heat cramps.Heat index specifics point out values are for conditions of shade and a slight breeze. Heat index values have the potential to be boosted by 15 Fahrenheit (8 Celsius) degrees due to direct sunlight.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', is an aggregate value of air's warmth and moisture to show the human-felt temperature. Physical activity, clothing, and metabolic variations are additional factors that impact an individual's perception of temperature. In direct sunlight, the heat's impact can be heightened, potentially leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly important for children. Young children are generally more endangered than adults, as they usually less sweat. And also, due to larger skin surface relative to their small bodies and higher heat production as a result of their activity.
Humidity
The average relative humidity in September is 55%.Rainfall
In Mechta Smara, in September, during 11.8 rainfall days, 32mm (1.26") of precipitation is typically accumulated. Throughout the year, there are 107.4 rainfall days, and 281mm (11.06") of precipitation is accumulated.Snowfall
April through October are months without snowfall.Daylight
In September, the average length of the day is 12h and 25min.On the first day of the month, sunrise is at 06:07 and sunset at 19:03. On the last day of September, sunrise is at 06:30 and sunset at 18:20 CET.
Sunshine
In Mechta Smara, Algeria, the average sunshine in September is 9.5h.UV index
In September, the average daily maximum UV index is 5. A UV Index reading of 3 to 5 represents a moderate threat to health from unprotected exposure to Sun's UV rays for the average person.Note: The average daily UV index of 5 in September transforms into the following instructions:
Undertake precautions - It is suggested to shield oneself from sunburn. To avoid the Sun's strongest rays, limit exposure around the mid-day period. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in September in Mechta Smara?
What is the average humidity in September in Mechta Smara?
How many days does it rain in September in Mechta Smara?
When it does not snow in Mechta Smara?
How many hours of daylight does Mechta Smara have in September?
When is the sunrise / sunset in September in Mechta Smara?
How many hours of sunshine does Mechta Smara have in September?
What is the UV index reading in September in Mechta Smara?
Average temperature in September
Mechta Smara, Algeria
- Average high temperature in September: 27.3°C
The warmest month (with the highest average high temperature) is July (34.1°C).
The month with the lowest average high temperature is January (10.6°C).
- Average low temperature in September: 17.4°C
The month with the highest average low temperature is August (21.3°C).
The coldest month (with the lowest average low temperature) is February (2.3°C).
Average pressure in September
Mechta Smara, Algeria
- Average pressure in September: 1016.6mbar
The month with the highest atmospheric pressure is December (1022mbar).
The month with the lowest atmospheric pressure is April (1014.4mbar).
Average wind speed in September
Mechta Smara, Algeria
- Average wind speed in September: 7.8km/h
The windiest month (with the highest average wind speed) is March (10.1km/h).
The calmest month (with the lowest average wind speed) is September (7.8km/h).
Average humidity in September
Mechta Smara, Algeria
- Average humidity in September: 55%
The month with the highest relative humidity is January (76%).
The month with the lowest relative humidity is July (37%).
Average rainfall in September
Mechta Smara, Algeria
- Average rainfall in September: 32mm
The wettest month (with the highest rainfall) is March (38mm).
The driest month (with the least rainfall) is July (8mm).
Average rainfall days in September
Mechta Smara, Algeria
- Average rainfall days in September: 11.8 days
The month with the highest number of rainy days is April (13.4 days).
The month with the least rainy days is July (5.1 days).
Average snowfall in September
Mechta Smara, Algeria
- Average snowfall in September: 0mm
The month with the highest snowfall is February (59mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in September
Mechta Smara, Algeria
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (3.7 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in September /
Average sunshine in September
Mechta Smara, Algeria
- Average daylight in September: 12h and 2min
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 3min
The month with the most sunshine is July (Average sunshine: 12h and 6min).
The month with the least sunshine is January (Average sunshine: 6h and 24min).
Average sunshine days in September
Mechta Smara, Algeria
- Average sunshine days in September: 14.5 days
The month with the most sunshine days is July (22.1 days).
The month with the least sunshine days is April (14.3 days).
Average UV index in September
Mechta Smara, Algeria
- Average UV index in September: 5
The months with the highest UV index are June and July (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 3).
Average cloud cover in September
Mechta Smara, Algeria
- Average cloud cover in September: 21
The month with the most cloud cover is January (Cloud cover 38).
The months with the least cloud cover are July and August (Cloud cover 11).
Average visibility in September
Mechta Smara, Algeria
- Average visibility in September: 10km
The months with the highest visibility are June, July, August and September (10km).
The month with the lowest visibility is January (8km).
