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 average high-temperature during September is a still tropical 88.3°F (31.3°C), almost matching the conditions of the preceding month. Grove Hill, during the month of September, experiences an average low-temperature of 68°F (20°C).Heat index
The heat index for September is appraised at a blistering 104°F (40°C). Take extra safety measures to prevent heat exhaustion and heat cramps. Heatstroke could follow lengthy activity.Understanding the heat index involves considering values for shaded locales with light wind. Facing direct sunlight may hike up the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'feels like', stands as a testimony to how temperature and humidity combine to impact our sense of warmth. One's perception of weather can be shaped by other factors, involving metabolic differences, pregnancy, and physical exertion. Given direct exposure to sunlight, one might experience a rise in the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. Young ones generally face higher dangers than adults since they sweat less. Along with their large skin surface area compared totheir small bodies and increased heat production from their activities, the risks are heightened.
By perspiring, the human body can shed its excessive warmth since evaporated sweat cools it off. An increase in relative humidity disrupts body cooling by slowing the evaporation rate, thereby reducing the rate at which the body cools and amplifying the sense of heat. When heat gain exceeds the level the body can remove, body temperature begins to rise, and heat-related illnesses and disorders may develop.
Humidity
The average relative humidity in September is 75%.Rainfall
In Grove Hill, in September, it is raining for 16.7 days, with typically 2.4" (61mm) of accumulated precipitation. Throughout the year, there are 177 rainfall days, and 35.75" (908mm) of precipitation is accumulated.Snowfall
April through November are months without snowfall.Daylight
In September, the average length of the day is 12h and 21min.On the first day of September, sunrise is at 6:27 am and sunset at 7:14 pm. On the last day of the month, sunrise is at 6:44 am and sunset at 6:36 pm CDT.
Sunshine
In Grove Hill, Alabama, the average sunshine in September is 8.9h.UV index
The average daily maximum UV index in September is 6. A UV Index reading of 6 to 7 represents a high threat to health from exposure to the Sun's UV radiation for ordinary individuals.Note: The average daily UV index of 6 in September transforms into the following instructions:
Stand by precautions and apply sun safety measures. Evading sunburn is of great importance. The Sun's UV radiation is most intense from 10 a.m. to 4 p.m. Try to avoid direct sun exposure during these hours. Enhance your sun protection with tightly woven, yet airy clothing.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How hot is September in Grove Hill?
What is the average humidity in September?
How many days does it rain in September?
When it does not snow?
How many hours of daylight does Grove Hill have in September?
When is the sunrise / sunset in September?
How long on average sun shines in September?
How high is the UV index in September?
Average temperature in September
Grove Hill, AL
- Average high temperature in September: 88.3°F
The warmest month (with the highest average high temperature) is July (92.8°F).
The month with the lowest average high temperature is January (56.7°F).
- Average low temperature in September: 68°F
The months with the highest average low temperature are July and August (72.1°F).
The coldest month (with the lowest average low temperature) is January (38.8°F).
Average pressure in September
Grove Hill, AL
- Average pressure in September: 29.98"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).
Average wind speed in September
Grove Hill, AL
- Average wind speed in September: 4.5mph
The windiest month (with the highest average wind speed) is April (6.2mph).
The calmest months (with the lowest average wind speed) are July and August (4.2mph).
Average humidity in September
Grove Hill, AL
- Average humidity in September: 75%
The month with the highest relative humidity is December (81%).
The month with the lowest relative humidity is October (71%).
Average rainfall in September
Grove Hill, AL
- Average rainfall in September: 2.4"
The wettest month (with the highest rainfall) is August (4.06").
The driest month (with the least rainfall) is November (2.09").
Average rainfall days in September
Grove Hill, AL
- Average rainfall days in September: 16.7 days
The month with the highest number of rainy days is July (23.7 days).
The month with the least rainy days is November (8.2 days).
Average snowfall in September
Grove Hill, AL
- Average snowfall in September: 0"
The month with the highest snowfall is December (0.31").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").
Average snowfall days in September
Grove Hill, AL
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (0.6 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in September /
Average sunshine in September
Grove Hill, AL
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 14h and 12min).
The month with the shortest days is December (Average daylight: 10h and 6min).
- Average sunshine in September: 8h and 5min
The month with the most sunshine is June (Average sunshine: 10h and 36min).
The months with the least sunshine are February and December (Average sunshine: 5h and 6min).
Average sunshine days in September
Grove Hill, AL
- Average sunshine days in September: 11.6 days
The month with the most sunshine days is November (20.3 days).
The month with the least sunshine days is July (5.8 days).
Average UV index in September
Grove Hill, AL
- Average UV index in September: 6
The months with the highest UV index are June, July and August (UV index 7).
The months with the lowest UV index are January and December (UV index 3).
Average cloud cover in September
Grove Hill, AL
- Average cloud cover in September: 33
The month with the most cloud cover is December (Cloud cover 50).
The month with the least cloud cover is October (Cloud cover 31).
Average visibility in September
Grove Hill, AL
- Average visibility in September: 5mi
The months with the highest visibility are June and October (6mi).
The months with the lowest visibility are January, February, March, April, May, July, August, September, November and December (5mi).
Grove Hill, Alabama, USA
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