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 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, Alabama's average high-temperature experiences a slight rise, moving from August's agreeable 22.1°C (71.8°F) to a moderately hot 26.9°C (80.4°F). Despite the stark contrast with daytime temperatures, Alabama's September nights average at a fresh 11.4°C (52.5°F).Humidity
With an average relative humidity of 29%, September is the least humid month in Alabama.Rainfall
In Alabama, in September, during 2.6 rainfall days, 5mm (0.2") of precipitation is typically accumulated. Throughout the year, in Alabama, there are 98.1 rainfall days, and 342mm (13.46") of precipitation is accumulated.Daylight
In Alabama, the average length of the day in September is 11h and 56min.On the first day of the month, sunrise is at 06:26 and sunset at 18:01. On the last day of September, in Alabama, sunrise is at 05:53 and sunset at 18:13 SAST.
Sunshine
The average sunshine in September is 10.1h.UV index
The average daily maximum UV index in September in Alabama is 5. A UV Index value of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV rays for average individuals.Note: The UV index of 5 during September leads to these advisories:
Exercise prudence. Persons with fair skin could be burned in under 30 minutes. The Sun's harshest UV rays are around midday; it's wise to seek shade and limit time outdoors. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in Alabama in September?
What is the least humid month in Alabama?
What is the average humidity in September in Alabama?
How many days does it rain in September in Alabama?
What is the average length of the day in September in Alabama?
When are sunrise and sunset in September in Alabama?
How many hours of sunshine does Alabama have in September?
What is the UV index reading in September in Alabama?
Average temperature in September
Alabama, South Africa
- Average high temperature in September: 26.9°C
The warmest months (with the highest average high temperature) are January and December (29.5°C).
The months with the lowest average high temperature are June and July (18.3°C).
- Average low temperature in September: 11.4°C
The month with the highest average low temperature is December (18°C).
The coldest month (with the lowest average low temperature) is July (5.6°C).
Average pressure in September
Alabama, South Africa
- Average pressure in September: 1018.2mbar
The month with the highest atmospheric pressure is July (1024.6mbar).
The month with the lowest atmospheric pressure is January (1012.1mbar).
Average wind speed in September
Alabama, South Africa
- Average wind speed in September: 13.6km/h
The windiest month (with the highest average wind speed) is November (13.8km/h).
The calmest month (with the lowest average wind speed) is May (8.9km/h).
Average humidity in September
Alabama, South Africa
- Average humidity in September: 29%
The month with the highest relative humidity is February (58%).
The month with the lowest relative humidity is September (29%).
Average rainfall in September
Alabama, South Africa
- Average rainfall in September: 5mm
The wettest month (with the highest rainfall) is December (73mm).
The driest months (with the least rainfall) are July and August (1mm).
Average rainfall days in September
Alabama, South Africa
- Average rainfall days in September: 2.6 days
The month with the highest number of rainy days is December (16.7 days).
The months with the least rainy days are July and August (1 days).
Average daylight in September /
Average sunshine in September
Alabama, South Africa
- Average daylight in September: 11h and 5min
The month with the longest days is December (Average daylight: 13h and 48min).
The month with the shortest days is June (Average daylight: 10h and 30min).
- Average sunshine in September: 10h and 1min
The months with the most sunshine are October and November (Average sunshine: 11h and 48min).
The month with the least sunshine is August (Average sunshine: 7h and 30min).
Average sunshine days in September
Alabama, South Africa
- Average sunshine days in September: 26.6 days
The month with the most sunshine days is August (29.5 days).
The month with the least sunshine days is December (10.5 days).
Average UV index in September
Alabama, South Africa
- Average UV index in September: 5
The months with the highest UV index are January, February, March, October, November and December (UV index 6).
The months with the lowest UV index are May, June and July (UV index 4).
Average cloud cover in September
Alabama, South Africa
- Average cloud cover in September: 8
The month with the most cloud cover is January (Cloud cover 21).
The months with the least cloud cover are July and August (Cloud cover 5).
Average visibility in September
Alabama, South Africa
- 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).
