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 warm 83.8°F (28.8°C), almost matching the conditions of the preceding month. Holly Grove in September anticipates an average nighttime temperature of 65.7°F (18.7°C).Heat index
The heat index value for September is estimated at a hot 91.4°F (33°C). Apply extra caution, heat cramps and heat exhaustion could happen. Heatstroke might occur with long-duration activity.It is essential to grasp that the heat index's numbers are for shade and light wind settings. The heat index might be elevated by 15 Fahrenheit (8 Celsius) degrees due to direct sun exposure.
Note: The heat index, also known as 'real feel' or 'felt air temperature', is a single figure representing how weather conditions feel when combining temperature and humidity. A person's impression of weather can be shaped by several aspects, among them metabolic variations, pregnancy, and levels of physical activity. You should know that direct sun exposure can heighten weather effects, potentially elevating the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values hold particular significance for children. Children commonly overlook the importance of rest and fluid replenishment. Thirst, being a delayed sign of dehydration, emphasizes the need to keep hydration up, especially during lengthy physical activities.
Humidity
The average relative humidity in September is 73%.Rainfall
September is the month with the least rainfall. Rain falls for 12.7 days and accumulates 2.05" (52mm) of precipitation.Snowfall
In Holly Grove, snow does not fall in April through September.Daylight
The average length of the day in September in Holly Grove is 12h and 23min.On the first day of the month, sunrise is at 6:38 am and sunset at 7:30 pm. On the last day of September, sunrise is at 6:59 am and sunset at 6:49 pm CDT.
Sunshine
In Holly Grove, the average sunshine in September is 9.9h.UV index
In September, the average daily maximum UV index in Holly Grove is 5. A UV Index value of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV rays for average individuals.Note: In September, an average UV index of 5 transforms into the following instructions:
Put precautions into practice - Guidance to elude sunburn is provided. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage.
Frequently asked questions
Is it hot in Holly Grove during September?
What is the average humidity in September in Holly Grove?
What is the driest month in Holly Grove?
How many days does it rain in September in Holly Grove?
When it does not snow in Holly Grove?
Does it snow in Holly Grove in September?
What is the average length of the day in September in Holly Grove?
When is the sunrise / sunset in September in Holly Grove?
How many hours of sunshine does Holly Grove have in September?
What is the UV index intensity in September in Holly Grove?
Average temperature in September
Holly Grove, AR
- Average high temperature in September: 83.8°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 (48.2°F).
- Average low temperature in September: 65.7°F
The month with the highest average low temperature is July (73°F).
The coldest month (with the lowest average low temperature) is January (34.9°F).
Average pressure in September
Holly Grove, AR
- Average pressure in September: 30"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in September
Holly Grove, AR
- Average wind speed in September: 5.8mph
The windiest month (with the highest average wind speed) is February (9.4mph).
The calmest months (with the lowest average wind speed) are July and August (5.5mph).
Average humidity in September
Holly Grove, AR
- Average humidity in September: 73%
The month with the highest relative humidity is March (78%).
The month with the lowest relative humidity is October (67%).
Average rainfall in September
Holly Grove, AR
- Average rainfall in September: 2.05"
The wettest month (with the highest rainfall) is April (4.69").
The driest month (with the least rainfall) is September (2.05").
Average rainfall days in September
Holly Grove, AR
- Average rainfall days in September: 12.7 days
The month with the highest number of rainy days is July (17.8 days).
The month with the least rainy days is October (9.6 days).
Average snowfall in September
Holly Grove, AR
- Average snowfall in September: 0"
The month with the highest snowfall is January (0.79").
The months with the least snowfall are April, May, June, July, August and September (0").
Average snowfall days in September
Holly Grove, AR
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (1.8 days).
The months with the least snowfall days are April, May, June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Holly Grove, AR
- 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: 9h and 5min
The month with the most sunshine is June (Average sunshine: 10h and 48min).
The month with the least sunshine is February (Average sunshine: 4h and 54min).
Average sunshine days in September
Holly Grove, AR
- Average sunshine days in September: 15.5 days
The month with the most sunshine days is October (20.5 days).
The month with the least sunshine days is July (10.5 days).
Average UV index in September
Holly Grove, AR
- Average UV index in September: 5
The months with the highest UV index are June and July (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 3).
Average cloud cover in September
Holly Grove, AR
- Average cloud cover in September: 27
The month with the most cloud cover is February (Cloud cover 45).
The month with the least cloud cover is June (Cloud cover 24).
Average visibility in September
Holly Grove, AR
- 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).
Holly Grove, Arkansas, USA
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