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
September signifies a gentle decline in Bluffton's average high-temperature, easing from a tropical 91.6°F (33.1°C) in August to a warm 84.7°F (29.3°C). During the nights in September, Bluffton records a pronounced shift from the daytime warmth, with a consistent average temperature of 62.4°F (16.9°C).Heat index
For most parts of September, the heat index is evaluated at a hot 93.2°F (34°C). Use additional protective measures, heat cramps and heat exhaustion are possible outcomes. Continuous activity might lead to heatstroke.Be aware that heat index ratings are designed for shaded locations and minor breezes. With exposure to direct sunshine, the heat index could climb by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'felt air temperature', joins air temperature with relative humidity to produce a temperature perception for humans. A person's impression of weather can be shaped by several aspects, among them metabolic variations, pregnancy, and levels of physical activity. Direct sunlight exposure should be noted as it has the potential to increase the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly important for children. Children are often less aware of the need to rest and re-hydrate. Thirst is a late sign of dehydration - it's vital to remain hydrated, particularly during prolonged physical activities.
Humidity
In Bluffton, Arkansas, the average relative humidity in September is 73%.Rainfall
The months with the least rainfall are January and September Rain falls for 12.6 days and accumulates 2.09" (53mm) of rain.Snowfall
April through October are months without snowfall.Daylight
The average length of the day in September is 12h and 23min.On the first day of September in Bluffton, sunrise is at 6:47 am and sunset at 7:40 pm. On the last day of the month, sunrise is at 7:08 am and sunset at 6:59 pm CDT.
Sunshine
In September, the average sunshine in Bluffton, Arkansas, is 9.4h.UV index
In Bluffton, the average daily maximum UV index in September is 6. A UV Index value of 6 to 7 symbolizes a high health hazard from unsafe exposure to UV radiation for the ordinary person.Note: A typical high UV index of 6 in September suggests the following recommendations:
Undertake precautions and comply with sun safety standards. Protection from skin and eye injury is vital. The Sun emits the most powerful UV radiation between 10 a.m. and 4 p.m. Try to avoid direct sunlight during this period. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses.
Frequently asked questions
How hot is it in Bluffton in September?
What is the average humidity in September in Bluffton?
What is the driest month in Bluffton?
How much does it rain in Bluffton in September?
When it does not snow in Bluffton?
How many hours of daylight does Bluffton have in September?
When is the sunrise / sunset in September in Bluffton?
How long on average sun shines in September in Bluffton?
How high is the UV index in September in Bluffton?
Average temperature in September
Bluffton, AR
- Average high temperature in September: 84.7°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 (48.4°F).
- Average low temperature in September: 62.4°F
The month with the highest average low temperature is July (70°F).
The coldest month (with the lowest average low temperature) is January (31.5°F).
Average pressure in September
Bluffton, AR
- 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 (29.94"Hg).
Average wind speed in September
Bluffton, AR
- Average wind speed in September: 4.3mph
The windiest month (with the highest average wind speed) is April (6.6mph).
The calmest month (with the lowest average wind speed) is August (4.1mph).
Average humidity in September
Bluffton, AR
- Average humidity in September: 73%
The month with the highest relative humidity is March (79%).
The month with the lowest relative humidity is July (71%).
Average rainfall in September
Bluffton, AR
- Average rainfall in September: 2.09"
The wettest month (with the highest rainfall) is May (4.96").
The driest months (with the least rainfall) are January and September (2.09").
Average rainfall days in September
Bluffton, AR
- Average rainfall days in September: 12.6 days
The month with the highest number of rainy days is July (15.3 days).
The month with the least rainy days is January (9.3 days).
Average snowfall in September
Bluffton, AR
- Average snowfall in September: 0"
The month with the highest snowfall is February (0.71").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in September
Bluffton, 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, September and October (0 days).
Average daylight in September /
Average sunshine in September
Bluffton, AR
- 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: 9h and 2min
The months with the most sunshine are June and July (Average sunshine: 10h and 36min).
The months with the least sunshine are January, February and December (Average sunshine: 5h and 24min).
Average sunshine days in September
Bluffton, AR
- Average sunshine days in September: 15.5 days
The month with the most sunshine days is January (19.9 days).
The month with the least sunshine days is May (13.2 days).
Average UV index in September
Bluffton, AR
- Average UV index in September: 6
The months with the highest UV index are June and July (UV index 7).
The month with the lowest UV index is December (UV index 2).
Average cloud cover in September
Bluffton, AR
- Average cloud cover in September: 28
The month with the most cloud cover is February (Cloud cover 46).
The month with the least cloud cover is August (Cloud cover 27).
Average visibility in September
Bluffton, AR
- Average visibility in September: 6mi
The months with the highest visibility are June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, February, March, April, May and December (5mi).
Bluffton, Arkansas, USA
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