September weather forecast
Bryant, AR

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Weather in September

September signifies the beginning of the change from the hot summer months. Although the rainfall reduces to 2.17" (55mm), it sufficiently cools down the environment. People may start to spend more time outdoors, as the extreme heat becomes less intense. The average wind speed, slightly increasing to 5.2mph (8.4km/h), aids in fanning the persisting heat. In this bridge month, temperatures play between a high of 85.6°F (29.8°C) and a low of 65.1°F (18.4°C).

Temperature

The start of September marks an average high-temperature of a moderately hot 85.6°F (29.8°C), hardly distinguishable from the conditions in August. Nightly temperatures drop to an average low of 65.1°F (18.4°C) in September.

Heat index

September's average heat index is calculated to be a torrid 95°F (35°C). Additional precautions are required to avert heat cramps and heat exhaustion. Persistent activity may culminate in heatstroke.
Heat index details are generally centered around shaded locations and a mild breeze. The heat index can potentially augment by 15 Fahrenheit (8 Celsius) degrees due to direct sunlight.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', represents the fusion of temperature and moisture in the air to suggest how warm it feels. Elements such as metabolic variations, pregnancy, and physical exertion can influence one's weather perception. Being aware that direct sunlight can impact the felt heat might mean an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for babies and toddlers. Kids frequently fail to realize the necessity for resting and hydrating. Thirst is an advanced indication of dehydration - hence, maintaining hydration, especially during extended physical activities, becomes essential.
The body's inherent cooling system operates through perspiration, wherein evaporating sweat offsets excessive heat. An increase in relative humidity hinders the body's normal cooling function by reducing evaporation, thereby decreasing the rate of body cooling and enhancing the sense of warmth. Overheating and potential dehydration arise when body heat gain eclipses its release capability.

Humidity

In Bryant, Arkansas, the average relative humidity in September is 72%.

Rainfall

The month with the least rainfall is September, when the rain falls for 12.8 days and typically collects 2.17" (55mm) of precipitation.

Snowfall

In Bryant, snow does not fall in April through October.

Daylight

In Bryant, Arkansas, the average length of the day in September is 12h and 23min.
On the first day of the month, sunrise is at 6:43 am and sunset at 7:35 pm. On the last day of September, sunrise is at 7:04 am and sunset at 6:54 pm CDT.

Sunshine

In Bryant, the average sunshine in September is 9.7h.

UV index

In Bryant, the average daily maximum UV index in September is 6. A UV Index of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV rays for ordinary individuals.
Note: In September, the UV index of 6 transforms into the following advice:
Stay clear of intense sun exposure. Solar protection is of utmost significance. Attempt to stay under shade and limit exposure to the Sun between 10 a.m. and 4 p.m., when UV radiation is at its peak. Remember, devices such as parasols or canopies might not provide complete sun protection. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.

Frequently asked questions

How hot is September?

September temperatures vary between a high-temperature of 85.6°F (29.8°C) and a low-temperature of 65.1°F (18.4°C). The average heat index (a.k.a. 'felt air temperature', 'feels like'), which combines air temperature and relative humidity, in September is calculated to be 95°F (35°C).

What is the average humidity in September?

In September, the average relative humidity is 72%.

What is the driest month?

The month with the least rainfall is September, when the rain falls for 12.8 days and typically collects 2.17" (55mm) of precipitation.

How much does it rain in September?

In September, in Bryant, the rain falls for 12.8 days. Throughout September, 2.17" (55mm) of precipitation is accumulated.

When it does not snow?

April through October are months without snowfall.

How many hours of daylight does Bryant have in September?

The average day length in September is 12h and 23min.

When are sunrise and sunset in September?

In September, on the first day of the month, sunrise is at 6:43 am and sunset at 7:35 pm. On the last day of the month, sunrise is at 7:04 am and sunset at 6:54 pm CDT.

How many hours of sunshine does Bryant have in September?

The average sunshine duration in September is 9.7h.

What is the UV index reading in September?

In Bryant, the average daily maximum UV index in September is 6. A UV Index reading of 6 to 7 represents a high health threat from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Bryant, AR

Average temperature in September - Bryant, AR
  • Average high temperature in September: 85.6°F

The warmest month (with the highest average high temperature) is July (92.1°F).
The month with the lowest average high temperature is January (48.9°F).

  • Average low temperature in September: 65.1°F

The month with the highest average low temperature is July (72.1°F).
The coldest month (with the lowest average low temperature) is January (34.2°F).

Average pressure in September
Bryant, AR

Average pressure in September - Bryant, 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
Bryant, AR

Average wind speed in September - Bryant, AR
  • Average wind speed in September: 5.2mph

The windiest months (with the highest average wind speed) are February, March and April (7.8mph).
The calmest month (with the lowest average wind speed) is August (5mph).

Average humidity in September
Bryant, AR

Average humidity in September - Bryant, AR
  • Average humidity in September: 72%

The month with the highest relative humidity is March (78%).
The month with the lowest relative humidity is October (70%).

Average rainfall in September
Bryant, AR

Average rainfall in September - Bryant, AR
  • Average rainfall in September: 2.17"

The wettest month (with the highest rainfall) is April (4.53").
The driest month (with the least rainfall) is September (2.17").

Average rainfall days in September
Bryant, AR

Average rainfall days in September - Bryant, AR
  • Average rainfall days in September: 12.8 days

The month with the highest number of rainy days is July (17.3 days).
The month with the least rainy days is November (9.4 days).

Average snowfall in September
Bryant, AR

Average snowfall in September - Bryant, AR
  • Average snowfall in September: 0"

The month with the highest snowfall is February (1.02").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in September
Bryant, AR

Average snowfall days in September - Bryant, AR
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is February (2.2 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
Bryant, AR

Average daylight in September / Average sunshine in September - Bryant, 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 4min

The month with the most sunshine is June (Average sunshine: 10h and 42min).
The month with the least sunshine is February (Average sunshine: 5h and 12min).

Average sunshine days in September
Bryant, AR

Average sunshine days in September - Bryant, AR
  • Average sunshine days in September: 15.5 days

The month with the most sunshine days is October (19.6 days).
The month with the least sunshine days is July (11.3 days).

Average UV index in September
Bryant, AR

Average UV index in September - Bryant, AR
  • Average UV index in September: 6

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
Bryant, AR

Average cloud cover in September - Bryant, 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 June (Cloud cover 26).

Average visibility in September
Bryant, AR

Average visibility in September - Bryant, 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).

Bryant, Arkansas, USA

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