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
The advent of September brings an average high-temperature of a moderately hot 84.4°F (29.1°C), exhibiting minor difference from the previous month. The nighttime temperature dips to a comfortable 65.3°F (18.5°C) on average during September.Heat index
September's heat index is appraised at a tropical 93.2°F (34°C). Take special precautions - heat exhaustion and heat cramps are expected. Heatstroke may occur with lengthy activity.It is important to note that the heat index values are for shaded areas and light wind scenarios. When exposed to the direct sun, the heat index may augment by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'felt air temperature', is a calculation that merges air temperature and relative humidity to depict the sensation of warmth. An individual's perception of weather can be affected by a variety of elements including metabolic differences, being pregnant, and their level of physical exertion. Consider that direct sun exposure can intensify the felt heat, adding potentially 15 Fahrenheit (8 Celsius) degrees to the heat index. Heat index values are extremely significant for babies and toddlers. Children regularly disregard the necessity to rest and replenish fluids. Thirst is a late symptom of dehydration - thus, maintaining hydration, particularly during long-lasting physical activities, is essential.
Humidity
In September, the average relative humidity is 74%.Rainfall
In September, the rain falls for 12.7 days. Throughout September, 2.28" (58mm) of precipitation is accumulated. In Crewsville, during the entire year, the rain falls for 173.8 days and collects up to 39.96" (1015mm) of precipitation.Snowfall
In Crewsville, snow does not fall in April through October.Daylight
In September, the average length of the day is 12h and 22min.On the first day of September, sunrise is at 6:19 am and sunset at 7:09 pm. On the last day of the month, sunrise is at 6:38 am and sunset at 6:30 pm CDT.
Sunshine
In Crewsville, the average sunshine in September is 8.6h.UV index
The average daily maximum UV index in September is 6. A UV Index value of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV rays for average individuals.Note: In September, the maximum UV index of 6 transforms into these recommendations:
Implement preventive steps and embrace sun safety standards. Protection from skin and eye distress is compulsory. The hours from 10 a.m. to 4 p.m. have the most intense UV radiation. As much as possible, limit direct sun exposure during this period. 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
How hot is it in September?
What is the average humidity in September?
How much does it rain in September?
When it does not snow?
How many hours of daylight does Crewsville have in September?
When is the sunrise / sunset in September?
How many hours of sunshine does Crewsville have in September?
How high is the UV index in September?
Average temperature in September
Crewsville, AL
- Average high temperature in September: 84.4°F
The warmest month (with the highest average high temperature) is July (89.8°F).
The month with the lowest average high temperature is January (52°F).
- Average low temperature in September: 65.3°F
The month with the highest average low temperature is July (69.8°F).
The coldest month (with the lowest average low temperature) is January (36.1°F).
Average pressure in September
Crewsville, AL
- Average pressure in September: 30.01"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
Crewsville, AL
- Average wind speed in September: 5mph
The windiest months (with the highest average wind speed) are January and February (7.6mph).
The calmest months (with the lowest average wind speed) are July and August (4.4mph).
Average humidity in September
Crewsville, AL
- Average humidity in September: 74%
The month with the highest relative humidity is December (80%).
The month with the lowest relative humidity is October (72%).
Average rainfall in September
Crewsville, AL
- Average rainfall in September: 2.28"
The wettest month (with the highest rainfall) is April (4.33").
The driest month (with the least rainfall) is October (2.01").
Average rainfall days in September
Crewsville, AL
- Average rainfall days in September: 12.7 days
The months with the highest number of rainy days are July and August (19.8 days).
The month with the least rainy days is November (8 days).
Average snowfall in September
Crewsville, AL
- Average snowfall in September: 0"
The months with the highest snowfall are January and December (0.43").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in September
Crewsville, AL
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (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
Crewsville, AL
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).
- Average sunshine in September: 8h and 4min
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 48min).
Average sunshine days in September
Crewsville, AL
- Average sunshine days in September: 15.3 days
The month with the most sunshine days is October (20 days).
The month with the least sunshine days is July (9.6 days).
Average UV index in September
Crewsville, AL
- Average UV index in September: 6
The month with the highest UV index is June (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 3).
Average cloud cover in September
Crewsville, AL
- Average cloud cover in September: 32
The months with the most cloud cover are February and December (Cloud cover 48).
The months with the least cloud cover are September and October (Cloud cover 32).
Average visibility in September
Crewsville, AL
- Average visibility in September: 6mi
The months with the highest visibility are January, February, March, April, May, June, September, October, November and December (6mi).
The months with the lowest visibility are July and August (5mi).
Crewsville, Alabama, USA
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