Temperatures in September
It's hot in September in Alger with an average temperature of 33°C. Temperatures this month range from a low of 29°C to a high of 37°C. At night, you can expect temperatures between 18°C and 24°C.
Max and Min Temperatures per Day
This chart shows the daily maximum and minimum temperatures in degrees Celsius for Alger in September. The red line indicates the max temperatures, and the blue line shows the minimums.
Start of September
The month of September starts in Alger with hot temperatures, averaging around 35°C during the day and nights close to 23°C. There’s little chance of precipitation. The weather is mostly sunny and dry. Breezy clothes like shorts or a dress, plus a hat and sunglasses, are ideal.
Mid-September
By mid-September, the average daytime temperature stays the same at 35°C, with nights close to 24°C. Not much precipitation expected during this period. It’s mostly dry with sunshine. Breezy clothes like shorts or a dress, plus a hat and sunglasses, are ideal.
End of September
By the end of September, the average daytime temperature in Alger will be around 32°C, with nights close to 20°C. Barely any chance of precipitation. The weather will mostly be dry with lots of sunshine.
Precipitation in September
In September, there is an average of 20 mm of precipitation, spread over 3 days. The wind speed is around 4 Bft, mostly coming from the Southeast.
The average chance of precipitation is only 9% in September.
Precipitation Chance
This chart shows the daily precipitation chance (in percentages) in September for Alger. 0% means it never rained on that day in the past 10 years, and 100% means it rained every day. All values in between represent the average chance of precipitation on that day.
Alger in September |
UK | ||
|---|---|---|---|
 Average Temperature |
33°C | 20°C | |
 High Temp |
37°C | 22°C | |
| Low Temp |
29°C | 17°C | |
 Total Precipitation |
20 mm | 44 mm | |
| Rainy Days |
3 days | 8 days | |
August
UV index
The UV index is a maximum of 7 this month. That's a moderate to high value on the intensity scale of 1 to 11. Unprotected skin can burn within 15-25 minutes.
Is September a good time to visit Alger?
September is a fantastic month to be in Alger for sunny weather. You’ll get high temperatures and little chance of rain this month.
Temperature records for Alger in September
With 44°C, Alger hit the highest temperature in the last 10 years in September 2018. The lowest daytime temperature in this month was 23°C in 2020. The extreme night temperatures ranged from a low of 11°C to a high of 32°C.
Check out the climate of Alger for all months and discover the best travel time
Daily Temperature in September in Alger
This chart shows the average daily temperatures, both day and night, for each day in September in Alger, measured in degrees Celsius. The red line represents the maximum temperatures, while the blue line shows the minimums. The days of the month are displayed at the bottom of the chart. The data, based on historical observations, gives an overview of the average daily temperatures during this month.
Daily Precipitation in September in Alger
The chart below shows the average daily precipitation in September for Alger, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail. The days of the month are shown at the bottom of the chart.
A low average precipitation means that the chance of rain on that day is usually small, while a higher average suggests that rain is more likely. But it’s still an average, so each day can be different. Based on historical weather data for September, you can expect around 3 days of rain in Alger.
Daily UV Index in September in Alger
This chart shows the average daily UV index in September in Alger, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.
Temperature in September in Alger Over the Years
This chart shows the average temperature in September in Alger, measured in degrees Celsius, over the past years.
Total Precipitation in September in Alger Over the Years
This chart shows the average precipitation in September in Alger, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail.
Daily climate in September for Alger
Click on a specific day in September for detailed info on the typical weather on that day in Alger. Check out the historical temperatures and precipitation over the past 10 years on this day.
Weather experiences in September in Alger
Have you been to Alger in September?
Share your weather experience in September in Alger.
Average Weather in Alger by Month
Click on a month below to see detailed weather info for Alger. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.
