September weather forecastCleveland, AL
September
Weather in September
September, the first month of the autumn in Cleveland, is also a moderately hot month, with temperature in the range of an average low of 63.7°F (17.6°C) and an average high of 82.8°F (28.2°C).Temperature
Cleveland transitions into September recording an average high-temperature of a moderately hot 82.8°F (28.2°C), closely aligning with the preceding month's temperature. In September, Cleveland experiences an average nighttime temperature of 63.7°F (17.6°C).Heat index
The heat index value for September is calculated to be a hot 89.6°F (32°C). With prolonged exposure and constant activity, one might feel exhausted and experience heat cramps.In reference to the heat index, it's for places in shade and with a slight wind. Uninterrupted exposure to the sun may boost the heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'feels like', determines the feeling of heat when you account for the relative humidity. Elements such as metabolic variations, being pregnant, and physical activity can impact one's weather perception. Consider the fact that direct sun exposure can influence how hot one feels, potentially raising the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for children. Youngsters frequently overlook the need for breaks and fluid intake. Thirst is an advanced sign of dehydration - thereby highlighting the importance of keeping hydrated, particularly during long physical activities.
Humidity
In September, the average relative humidity is 75%.Rainfall
In Cleveland, in September, it is raining for 14.8 days, with typically 2.64" (67mm) of accumulated precipitation. Throughout the year, there are 177.4 rainfall days, and 41.42" (1052mm) of precipitation is accumulated.Snowfall
In Cleveland, snow does not fall in April through October.Daylight
The average length of the day in September is 12h and 22min.On the first day of the month, sunrise is at 6:20 am and sunset at 7:11 pm. On the last day of September, sunrise is at 6:40 am and sunset at 6:31 pm CDT.
Sunshine
In September, the average sunshine is 8.6h.UV index
In Cleveland, the average daily maximum UV index in September is 5. A UV Index value of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for the average person.Note: In September, the maximum UV index of 5 translates into these guidelines:
Undertake precautions - Guarding against sun damage is counselled. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Cleveland, AL
- Average high temperature in September: 82.8°F
The warmest month (with the highest average high temperature) is July (88.7°F).
The month with the lowest average high temperature is January (48.9°F).
- Average low temperature in September: 63.7°F
The month with the highest average low temperature is July (69.3°F).
The coldest month (with the lowest average low temperature) is January (34°F).
Average pressure in September
Cleveland, AL
- Average pressure in September: 30.02"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).
Average wind speed in September
Cleveland, AL
- Average wind speed in September: 5mph
The windiest months (with the highest average wind speed) are January, February and March (7.8mph).
The calmest months (with the lowest average wind speed) are July and August (4.5mph).
Average humidity in September
Cleveland, AL
- Average humidity in September: 75%
The month with the highest relative humidity is December (80%).
The month with the lowest relative humidity is October (73%).
Average rainfall in September
Cleveland, AL
- Average rainfall in September: 2.64"
The wettest month (with the highest rainfall) is December (4.21").
The driest month (with the least rainfall) is October (2.32").
Average rainfall days in September
Cleveland, AL
- Average rainfall days in September: 14.8 days
The month with the highest number of rainy days is July (20.9 days).
The month with the least rainy days is November (8.7 days).
Average snowfall in September
Cleveland, AL
- Average snowfall in September: 0"
The month with the highest snowfall is January (0.63").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in September
Cleveland, AL
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (1.4 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in September /
Average sunshine in September
Cleveland, AL
- Average daylight in September: 12h and 24min
The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 54min).
- Average sunshine in September: 8h and 36min
The month with the most sunshine is June (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).
Average sunshine days in September
Cleveland, AL
- Average sunshine days in September: 13.2 days
The month with the most sunshine days is November (20 days).
The month with the least sunshine days is July (8.4 days).
Average UV index in September
Cleveland, AL
- Average UV index in September: 5
The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January and December (UV index 2).
Average cloud cover in September
Cleveland, AL
- Average cloud cover in September: 31
The month with the most cloud cover is February (Cloud cover 50).
The month with the least cloud cover is September (Cloud cover 31).
Average visibility in September
Cleveland, AL
- Average visibility in September: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).





