September weather forecast and climate
Forrest City, AR

Weather in September

The first month of the autumn, September, is also a moderately hot month in Forrest City, Arkansas, with average temperature fluctuating between 64.9°F (18.3°C) and 83.3°F (28.5°C).

Temperature

In September, the average high-temperature is almost the same as in August - a moderately hot 83.3°F (28.5°C). In Forrest City, Arkansas, in September, the average low-temperature is 64.9°F (18.3°C).

Heat index

The average heat index is estimated at a hot 90°F (32.2°C). Take extra precautions, as heat cramps and heat exhaustion are possible. Sustained activity may result in heatstroke.
Take into consideration that the heat index values are calculated for shade and light wind conditions. With the exposure to direct sunlight, the heat index may be increased by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature', 'real feel', 'feels like', or 'felt air temperature', is an index that combines air temperature and relative humidity to determine the human-perceived temperature equivalent. This effect is subjective, depending on the activity and individual's heat perception influenced by various reasons (clothing, wind, metabolic differences). Be aware that direct exposure to sunlight increases heat impact, and may raise the heat index additionally, by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly important for children. Young children are generally more endangered than adults, as they usually less sweat. And also, due to larger skin surface relative to their small bodies and higher heat production as a result of their activity.

Humidity

In September, the average relative humidity is 73%.

Rainfall

The month with the least rainfall is September when the rain falls for 10.6 days and typically collects 0.75" (19mm) of precipitation.

Snowfall

April through September are months without snowfall in Forrest City.

Daylight

The average length of the day in Forrest City is 12.4h.

Sunshine

The average sunshine in Forrest City is 9.7h.

UV index

The average daily maximum UV index in Forrest City is 5. A UV Index value of 3 to 5 symbolizes a medium health hazard from the exposure to the Sun's UV rays for ordinary individuals.
Note: In September, the average maximum UV index of 5 translate into the following recommendations:
Take precautions - Protection against sunburn is recommended. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun.
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FAQ

What is the temperature in September in Forrest City?

The average high-temperature, in September, in Forrest City, is 83.3°F (28.5°C), while the average low-temperature is 64.9°F (18.3°C). The average heat index (a.k.a. 'felt air temperature', 'real feel'), that combines relative humidity and air temperature, in September is appraised at 90°F (32.2°C).

What is the average humidity in September in Forrest City?

In Forrest City, the average relative humidity in September is 73%.

How many days does it rain in September in Forrest City?

In Forrest City, in September, it is raining for 10.6 days, with typically 0.75" (19mm) of accumulated precipitation.

What is the driest month in Forrest City?

September is the month with the least rainfall. Rain falls for 10.6 days and accumulates 0.75" (19mm) of precipitation.

Does it snow in Forrest City in September?

In Forrest City, Arkansas, in September, it doesn't snow. In October, it regularly snows.

When it does not snow in Forrest City?

April through September are months without snowfall.

What is the average length of the day in September in Forrest City?

The average length of the day in September is 12.4h.

How many hours of sunshine does Forrest City have in September?

In September, the average sunshine in Forrest City, Arkansas, is 9.7h.

What is the UV index reading in September in Forrest City?

In September, the average daily maximum UV index in Forrest City is 5. A UV Index reading of 3 to 5 represents a moderate vulnerability from unsafe exposure to the Sun's UV rays.

Average temperature in September
Forrest City, AR

Average temperature in September - Forrest City, AR
  • Average high temperature in September: 83.3°F

The warmest month (with the highest average high temperature) is July (89.2°F).
The month with the lowest average high temperature is January (46.9°F).

  • Average low temperature in September: 64.9°F

The month with the highest average low temperature is July (72.5°F).
The coldest month (with the lowest average low temperature) is January (34.2°F).

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Average pressure in September
Forrest City, AR

Average pressure in September - Forrest City, AR
  • Average pressure in September: 30"

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
Forrest City, AR

Average wind speed in September - Forrest City, AR
  • Average wind speed in September: 5.9mph

The windiest month (with the highest average wind speed) is February (9.6mph).
The calmest month (with the lowest average wind speed) is August (5.5mph).

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Average humidity in September
Forrest City, AR

Average humidity in September - Forrest City, AR
  • Average humidity in September: 73%

The month with the highest relative humidity is March (79%).
The month with the lowest relative humidity is October (67%).

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Average rainfall in September
Forrest City, AR

Average rainfall in September - Forrest City, AR
  • Average rainfall in September: 0.75"

The wettest month (with the highest rainfall) is April (1.81").
The driest month (with the least rainfall) is September (0.75").

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Average rainfall days in September
Forrest City, AR

Average rainfall days in September - Forrest City, AR
  • Average rainfall days in September: 10.6 days

Months with the highest number of rainy days are May, July and August (13.3 days).
The month with the least rainy days is November (7.4 days).

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Average snowfall in September
Forrest City, AR

Average snowfall in September - Forrest City, AR
  • Average snowfall in September: 0"

The month with the highest snowfall is February (0.31").
Months with the least snowfall are April, May, June, July, August and September (0").

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Average snowfall days in September
Forrest City, AR

Average snowfall days in September - Forrest City, AR
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is February (1.4 days).
Months with the least snowfall days are April, May, June, July, August and September (0 days).

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Average daylight in September /
Average sunshine in September
Forrest City, AR

Average daylight in September / Average sunshine in September - Forrest City, AR
  • Average daylight in September: 12.4h

The month with the longest days is June (Average daylight: 14.5h).
The month with the shortest days is December (Average daylight: 9.8h).

  • Average sunshine in September: 9.7h

The month with the most sunshine is June (Average sunshine: 10.7h).
The month with the least sunshine is February (Average sunshine: 4.7h).

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Average sunshine days in September
Forrest City, AR

Average sunshine days in September - Forrest City, AR
  • Average sunshine days in September: 17.4 days

Months with the most sunshine days are October and November (21.4 days).
The month with the least sunshine days is August (14.2 days).

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Average UV index in September
Forrest City, AR

Average UV index in September - Forrest City, AR
  • Average UV index in September: 5

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
Forrest City, AR

Average cloud cover in September - Forrest City, AR
  • Average cloud cover in September: 28

The month with the most cloud cover is February (Cloud cover 47).
The month with the least cloud cover is June (Cloud cover 26).

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Average visibility in September
Forrest City, AR

Average visibility in September - Forrest City, AR
  • Average visibility in September: 6mi

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

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