September weather forecastGuellal, Algeria
September
Weather in September
September, the first month of the autumn in Guellal, is still a warm month, with temperature in the range of an average low of 17.2°C (63°F) and an average high of 26.4°C (79.5°F).Temperature
Transition into September marks a drop in the average high-temperature, moving from a hot 32.3°C (90.1°F) in August to a warm 26.4°C (79.5°F). Throughout the month of September, the nighttime temperature dips to an average of 17.2°C (63°F).Humidity
The average relative humidity in September is 56%.Rainfall
In September, the rain falls for 12.8 days. Throughout September, 40mm (1.57") of precipitation is accumulated. Throughout the year, there are 133.8 rainfall days, and 403mm (15.87") of precipitation is accumulated.Snowfall
Months with snowfall are January through March, September, November and December. September is the first month it typically snows in Guellal. Throughout September, in the average 0.1 snowfall days, it receives 1mm (0.04") of snow. In Guellal, during the entire year, snow falls for 21.7 days and aggregates up to 377mm (14.84") of snow.Daylight
In Guellal, the average length of the day in September is 12h and 24min.On the first day of September in Guellal, Algeria, sunrise is at 06:10 and sunset at 19:06. On the last day of the month, sunrise is at 06:33 and sunset at 18:23 CET.
Sunshine
The average sunshine in September is 9.4h.UV index
In September, the average daily maximum UV index in Guellal is 5. A UV Index value of 3 to 5 symbolizes a moderate health risk from unsafe exposure to UV radiation for average individuals.Note: In September, the maximum UV index of 5 suggests these recommendations:
Take necessary precautions - Suggestions to elude sunburn are provided. Direct exposure to the Sun during its peak hours around mid-day should be minimized for safety. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage. Notice! The UV radiation of the Sun can be intensified nearly twofold due to the reflective quality of snow.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Guellal, Algeria
- Average high temperature in September: 26.4°C
The warmest month (with the highest average high temperature) is July (33.2°C).
The month with the lowest average high temperature is January (10.1°C).
- Average low temperature in September: 17.2°C
The months with the highest average low temperature are July and August (20.8°C).
The coldest month (with the lowest average low temperature) is February (2.2°C).
Average pressure in September
Guellal, 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
Guellal, Algeria
- Average wind speed in September: 7.9km/h
The windiest month (with the highest average wind speed) is March (9.9km/h).
The calmest months (with the lowest average wind speed) are August and September (7.9km/h).
Average humidity in September
Guellal, Algeria
- Average humidity in September: 56%
The month with the highest relative humidity is January (77%).
The month with the lowest relative humidity is July (38%).
Average rainfall in September
Guellal, Algeria
- Average rainfall in September: 40mm
The wettest month (with the highest rainfall) is March (57mm).
The driest month (with the least rainfall) is July (8mm).
Average rainfall days in September
Guellal, Algeria
- Average rainfall days in September: 12.8 days
The month with the highest number of rainy days is April (15.6 days).
The month with the least rainy days is July (5.6 days).
Average snowfall in September
Guellal, Algeria
- Average snowfall in September: 1mm
The month with the highest snowfall is February (147mm).
The months with the least snowfall are April, May, June, July, August and October (0mm).
Average snowfall days in September
Guellal, Algeria
- Average snowfall days in September: 0.1 days
The month with the highest number of snowfall days is February (7.1 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
Guellal, 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 48min).
- 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 January (Average sunshine: 6h and 6min).
Average sunshine days in September
Guellal, Algeria
- Average sunshine days in September: 14.3 days
The month with the most sunshine days is July (22.3 days).
The month with the least sunshine days is February (12.1 days).
Average UV index in September
Guellal, Algeria
- Average UV index in September: 5
The months with the highest UV index are June and July (UV index 7).
The month with the lowest UV index is January (UV index 2).
Average cloud cover in September
Guellal, Algeria
- Average cloud cover in September: 21
The month with the most cloud cover is January (Cloud cover 41).
The month with the least cloud cover is July (Cloud cover 11).
Average visibility in September
Guellal, Algeria
- Average visibility in September: 10km
The months with the highest visibility are June, July, August and September (10km).
The months with the lowest visibility are January, February and December (8km).
