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
Weather in September
Temperature
Transition into September subtly marks a drop in the average high-temperature, moderately moving from a hot 86.5°F (30.3°C) in August to a moderately hot 81°F (27.2°C). Trenton's September nights cool down to an average low-temperature of 61.9°F (16.6°C).Heat index
Throughout September, the heat index is estimated at a hot 86°F (30°C). Persistently participating in activities during exposure may lead to fatigue and induce heat cramps.Given the heat index, its values are aligned with shaded sites and gentle winds. A rise in the heat index by 15 Fahrenheit (8 Celsius) degrees may result from direct sunlight exposure.
Note: The heat index, also known as 'felt air temperature' or 'feels like', stands as a testimony to how temperature and humidity combine to impact our sense of warmth. The influence of weather can be personal, changing with an individual's body mass, height, and level of physical exertion. Remember, direct sunlight exposure can heighten the heat impact and might increase the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are essentially critical for children. Young ones often do not realize the necessity to rest and replenish their fluids. Thirst is a delayed indication of dehydration - keeping hydrated, particularly in prolonged physical activity, is crucial.
Humidity
In September, the average relative humidity in Trenton is 77%.Rainfall
In September, the rain falls for 13.4 days. Throughout September, 2.64" (67mm) of precipitation is accumulated. In Trenton, during the entire year, the rain falls for 178.6 days and collects up to 43.11" (1095mm) of precipitation.Snowfall
In Trenton, snow does not fall in April through October.Daylight
The average length of the day in September in Trenton is 12h and 23min.On the first day of the month, sunrise is at 6:18 am and sunset at 7:11 pm. On the last day of September, sunrise is at 6:39 am and sunset at 6:30 pm CDT.
Sunshine
In September, the average sunshine in Trenton is 8.4h.UV index
In September, the average daily maximum UV index is 5. A UV Index value of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV rays for the ordinary person.Note: In September, the maximum UV index of 5 suggests these recommendations:
Act with care - The need to guard against sun damage is communicated. It's recommended to limit sun exposure when its radiation is at its peak during midday. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration.
Frequently asked questions
What is the temperature in September in Trenton?
What is the average humidity in September in Trenton?
How much does it rain in Trenton in September?
When it does not snow in Trenton?
What is the average length of the day in September in Trenton?
When are sunrise and sunset in September in Trenton?
How many hours of sunshine does Trenton have in September?
How high is the UV index in September in Trenton?
Average temperature in September
Trenton, AL
- Average high temperature in September: 81°F
The warmest month (with the highest average high temperature) is July (87.1°F).
The month with the lowest average high temperature is January (46.9°F).
- Average low temperature in September: 61.9°F
The month with the highest average low temperature is July (67.6°F).
The coldest month (with the lowest average low temperature) is January (32.2°F).
Average pressure in September
Trenton, AL
- Average pressure in September: 30.03"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
Trenton, AL
- Average wind speed in September: 4.8mph
The windiest month (with the highest average wind speed) is February (7.4mph).
The calmest months (with the lowest average wind speed) are July and August (4.3mph).
Average humidity in September
Trenton, AL
- Average humidity in September: 77%
The month with the highest relative humidity is December (81%).
The month with the lowest relative humidity is October (75%).
Average rainfall in September
Trenton, AL
- Average rainfall in September: 2.64"
The wettest month (with the highest rainfall) is December (4.45").
The driest months (with the least rainfall) are October and November (2.44").
Average rainfall days in September
Trenton, AL
- Average rainfall days in September: 13.4 days
The month with the highest number of rainy days is July (21.2 days).
The month with the least rainy days is November (9 days).
Average snowfall in September
Trenton, AL
- Average snowfall in September: 0"
The month with the highest snowfall is January (0.87").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in September
Trenton, AL
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (2 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Trenton, AL
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 54min).
- Average sunshine in September: 8h and 2min
The month with the most sunshine is June (Average sunshine: 10h and 18min).
The month with the least sunshine is February (Average sunshine: 4h and 30min).
Average sunshine days in September
Trenton, AL
- Average sunshine days in September: 14.3 days
The month with the most sunshine days is November (19.3 days).
The month with the least sunshine days is July (8.6 days).
Average UV index in September
Trenton, 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
Trenton, AL
- Average cloud cover in September: 32
The month with the most cloud cover is February (Cloud cover 52).
The months with the least cloud cover are June and September (Cloud cover 32).
Average visibility in September
Trenton, AL
- Average visibility in September: 6mi
The months with the highest visibility are March, April, June, September, October and November (6mi).
The months with the lowest visibility are January, February, May, July, August and December (5mi).
Trenton, Alabama, USA
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