September weather forecast and climate
Caddo Gap, AR

Weather in September

The first month of the autumn, September, is also a moderately hot month in Caddo Gap, Arkansas, with average temperature varying between 83.3°F (28.5°C) and 63°F (17.2°C).

Temperature

In September, the average high-temperature marginally drops, from a tropical 90.1°F (32.3°C) in August, to a moderately hot 83.3°F (28.5°C). The average low-temperature, in Caddo Gap, is 63°F (17.2°C).

Heat index

In September, the average heat index is evaluated at a hot 90.1°F (32.3°C). Take extra precautions, as heat cramps and heat exhaustion are possible. Sustained activity may result in heatstroke.
Note that heat index values are valued for light wind and location in the shade. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature', 'real feel', 'felt air temperature', or 'feels like', is calculated by taking the relative humidity value for a specific location and factoring it into the air temperature reading. This effect is individual, with diverse people perceiving weather differently for numerous reasons (wind, pregnancy, differences in body mass, height, and shape), and activity. Bear in mind that direct sunshine exposure increases weather impact, and may raise heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. Children are often less aware of the need to rest and re-hydrate. Thirst is a late sign of dehydration - it is vital to remain hydrated, particularly during prolonged physical activities.

Humidity

In September, the average relative humidity is 74%.

Rainfall

In Caddo Gap, it is raining for 13.5 days, with typically 3.46" (88mm) of accumulated precipitation. In Caddo Gap, during the entire year, the rain falls for 160.5 days and collects up to 39.61" (1006mm) of precipitation.

Snowfall

In Caddo Gap snow does not fall in April through October.

Daylight

The average length of the day is 12.4h.

Sunshine

In September, the average sunshine in Caddo Gap is 9h.

UV index

In Caddo Gap, 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 the exposure to the Sun's UV rays for the average person.
Note: In September, the average maximum UV index of 6 translate into the following recommendations:
Take precautions and utilize sun safety practices. Protection against the skin and eye damage is required. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. 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.
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FAQ

What is the temperature in September in Caddo Gap?

In September, in Caddo Gap, the average high-temperature is 83.3°F (28.5°C), and the average low-temperature is 63°F (17.2°C). The average heat index (a.k.a. 'feels like', 'apparent temperature'), that takes the relative humidity and factores it into the air temperature reading, in September is estimated at 90.1°F (32.3°C).

What is the average humidity in September in Caddo Gap?

The average relative humidity in September in Caddo Gap, Arkansas, is 74%.

How much does it rain in Caddo Gap in September?

In Caddo Gap, Arkansas, in September, it is raining for 13.5 days, with typically 3.46" (88mm) of accumulated precipitation.

When it does not snow in Caddo Gap?

April through October are months without snowfall in Caddo Gap, Arkansas.

How many hours of daylight does Caddo Gap have in September?

In September, the average length of the day is 12.4h.

How long on average sun shines in September in Caddo Gap?

In September, the average sunshine in Caddo Gap, Arkansas, is 9h.

What is the UV index intensity in September in Caddo Gap?

In Caddo Gap, Arkansas, the average daily maximum UV index in September is 6. A UV Index value of 6 to 7 symbolizes a high health threat from the exposure to the Sun's UV rays.

Average temperature in September
Caddo Gap, AR

Average temperature in September - Caddo Gap, AR
  • Average high temperature in September: 83.3°F

The warmest month (with the highest average high temperature) is July (91°F).
The month with the lowest average high temperature is January (48.7°F).

  • Average low temperature in September: 63°F

The month with the highest average low temperature is July (70.2°F).
The coldest month (with the lowest average low temperature) is January (32.5°F).

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Average pressure in September
Caddo Gap, AR

Average pressure in September - Caddo Gap, AR
  • Average pressure in September: 30.01"

The month with the highest atmospheric pressure is January (30.17").
The month with the lowest atmospheric pressure is June (29.94").

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Average wind speed in September
Caddo Gap, AR

Average wind speed in September - Caddo Gap, AR
  • Average wind speed in September: 4.9mph

The windiest month (with the highest average wind speed) is April (7.8mph).
The calmest month (with the lowest average wind speed) is August (4.7mph).

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Average humidity in September
Caddo Gap, AR

Average humidity in September - Caddo Gap, AR
  • Average humidity in September: 74%

The month with the highest relative humidity is March (80%).
Months with the lowest relative humidity are July, August and October (73%).

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Average rainfall in September
Caddo Gap, AR

Average rainfall in September - Caddo Gap, AR
  • Average rainfall in September: 3.46"

The wettest month (with the highest rainfall) is May (4.76").
The driest month (with the least rainfall) is January (2.32").

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Average rainfall days in September
Caddo Gap, AR

Average rainfall days in September - Caddo Gap, AR
  • Average rainfall days in September: 13.5 days

The month with the highest number of rainy days is August (17.7 days).
The month with the least rainy days is January (9.6 days).

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Average snowfall in September
Caddo Gap, AR

Average snowfall in September - Caddo Gap, AR
  • Average snowfall in September: 0"

The month with the highest snowfall is February (1.46").
Months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days in September
Caddo Gap, AR

Average snowfall days in September - Caddo Gap, AR
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is February (2 days).
Months with the least snowfall days are April, May, June, July, August, September and October (0 days).

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Average daylight in September /
Average sunshine in September
Caddo Gap, AR

Average daylight in September / Average sunshine in September - Caddo Gap, AR
  • Average daylight in September: 12.4h

The month with the longest days is June (Average daylight: 14.4h).
The month with the shortest days is December (Average daylight: 9.9h).

  • Average sunshine in September: 9h

The month with the most sunshine is July (Average sunshine: 10.2h).
Months with the least sunshine are February and December (Average sunshine: 5.1).

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Average sunshine days in September
Caddo Gap, AR

Average sunshine days in September - Caddo Gap, AR
  • Average sunshine days in September: 14 days

The month with the most sunshine days is January (19 days).
The month with the least sunshine days is August (10.5 days).

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Average UV index in September
Caddo Gap, AR

Average UV index in September - Caddo Gap, AR
  • Average UV index in September: 6

The month with the highest UV index is June (UV index 7).
The month with the lowest UV index is December (UV index 2).

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Average cloud cover in September
Caddo Gap, AR

Average cloud cover in September - Caddo Gap, AR
  • Average cloud cover in September: 32

The month with the most cloud cover is February (Cloud cover 49).
Months with the least cloud cover are June, July and August (Cloud cover 30).

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Average visibility in September
Caddo Gap, AR

Average visibility in September - Caddo Gap, AR
  • Average visibility in September: 6mi

Months with the highest visibility are April, June, July, August, September, October and November (6mi).
Months with the lowest visibility are January, February, March, May and December (5mi).

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