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
On the advent of September, Crystal Springs's average high-temperature exhibits a minor adjustment to a moderately hot 84°F (28.9°C) from August's 89.1°F (31.7°C). In Crystal Springs, the September nights cool down to an average low of 63.9°F (17.7°C).Heat index
September's average heat index is estimated at a hot 91.4°F (33°C). Exercise enhanced safety steps, heat cramps and heat exhaustion are probable. Heatstroke could be a result of sustained activity.Realize that the values for the heat index are set for shaded places and light winds. Under direct sunshine, the heat index values might be elevated by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'real feel', comes about by integrating the temperature readings with the humidity levels. Additional elements including metabolic differences, the level of physical activity, and attire have a role in shaping the individual's temperature perception. Realize that direct exposure to sunlight can augment the felt heat, leading to a potential increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for babies and toddlers. Youngsters are usually more at risk than adults, considering they sweat less. Additionally, their high skin surface area compared to their little bodies and their high heat production due to activity increases their risk.
Humidity
In September, the average relative humidity is 74%.Rainfall
In Crystal Springs, in September, during 12.9 rainfall days, 2.36" (60mm) of precipitation is typically accumulated. In Crystal Springs, during the entire year, the rain falls for 171.3 days and collects up to 37.83" (961mm) of precipitation.Snowfall
April through October are months without snowfall.Daylight
In Crystal Springs, the average length of the day in September is 12h and 22min.On the first day of September, sunrise is at 6:17 am and sunset at 7:08 pm. On the last day of the month, sunrise is at 6:37 am and sunset at 6:28 pm CDT.
Sunshine
In Crystal Springs, the average sunshine in September is 8.6h.UV index
The average daily maximum UV index in September is 5. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for the average person.Note: In September, the UV index of 5 transforms into the following advice:
Undertake protective steps - Recommendations to avoid sunburn are issued. Exposing oneself to the midday Sun can be harmful due to the strong UV radiation; limit your time outside. 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 Crystal Springs in September?
What is the average humidity in September?
How much does it rain in Crystal Springs in September?
When it does not snow?
What is the average length of the day in September?
When are sunrise and sunset in September?
How long on average sun shines in September?
What is the UV index reading in September in Crystal Springs?
Average temperature in September
Crystal Springs, AL
- Average high temperature in September: 84°F
The warmest month (with the highest average high temperature) is July (90.1°F).
The month with the lowest average high temperature is January (49.6°F).
- Average low temperature in September: 63.9°F
The month with the highest average low temperature is July (69.4°F).
The coldest month (with the lowest average low temperature) is January (34.2°F).
Average pressure in September
Crystal Springs, 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
Crystal Springs, AL
- Average wind speed in September: 4.6mph
The windiest month (with the highest average wind speed) is February (7.3mph).
The calmest months (with the lowest average wind speed) are July and August (4.2mph).
Average humidity in September
Crystal Springs, 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
Crystal Springs, AL
- Average rainfall in September: 2.36"
The wettest months (with the highest rainfall) are February and December (3.9").
The driest month (with the least rainfall) is October (2.32").
Average rainfall days in September
Crystal Springs, AL
- Average rainfall days in September: 12.9 days
The month with the highest number of rainy days is July (20.7 days).
The month with the least rainy days is November (8.7 days).
Average snowfall in September
Crystal Springs, AL
- Average snowfall in September: 0"
The month with the highest snowfall is December (0.43").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in September
Crystal Springs, 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
Crystal Springs, AL
- Average daylight in September: 12h and 2min
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 4min
The months with the most sunshine are June and July (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).
Average sunshine days in September
Crystal Springs, AL
- Average sunshine days in September: 14.9 days
The month with the most sunshine days is November (19.6 days).
The month with the least sunshine days is July (8.8 days).
Average UV index in September
Crystal Springs, AL
- Average UV index in September: 5
The months with the highest UV index are May, June, July and August (UV index 6).
The month with the lowest UV index is December (UV index 2).
Average cloud cover in September
Crystal Springs, AL
- Average cloud cover in September: 31
The month with the most cloud cover is February (Cloud cover 49).
The month with the least cloud cover is June (Cloud cover 30).
Average visibility in September
Crystal Springs, 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).
Crystal Springs, Alabama, USA
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