September weather forecast
Mena, AR

Weather in September

September, the first month of the autumn in Mena, is also a moderately hot month, with an average temperature fluctuating between 62.6°F (17°C) and 83.3°F (28.5°C).

Temperature

In Mena, Arkansas, the average high-temperature in September slightly decreases from a tropical 90.1°F (32.3°C) in August to a moderately hot 83.3°F (28.5°C). In Mena, Arkansas, the average low-temperature is 62.6°F (17°C).

Heat index

In September, the average heat index is calculated to be a hot 89.6°F (32°C). Constant exposure and activity lead to possible fatigue. Prolonged exercise may result in heat cramps.
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 'real feel', 'apparent temperature', 'felt air temperature', or 'feels like', is a measure of how hot it feels when the actual air humidity is factored in. Additional factors like activity, pregnancy, clothing, and metabolic differences affect individual temperature impact. Be aware that direct exposure to sunlight increases heat impact and may raise the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly important for children. 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 Mena, Arkansas, the average relative humidity in September is 73%.

Rainfall

In Mena, in September, during 14.2 rainfall days, 2.83" (72mm) of precipitation is typically accumulated. Throughout the year, in Mena, there are 164 rainfall days, and 40.12" (1019mm) of precipitation is accumulated.

Snowfall

April through October are months without snowfall in Mena.

Daylight

In September, the average length of the day in Mena is 12h and 23min.
On the first day of September in Mena, sunrise is at 6:50 am and sunset at 7:43 pm. On the last day of the month, sunrise is at 7:11 am and sunset at 7:02 pm CDT.

Sunshine

In Mena, the average sunshine in September is 9.3h.

UV index

In Mena, the average daily maximum UV index in September is 5. A UV Index estimate of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for the ordinary person.
Note: In September, the average maximum UV index of 5 translate into the following recommendations:
Take precautions - Protection against sunburn is recommended. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. 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.
[Resources]

FAQ

What is the temperature in September in Mena?

The average high-temperature, in September, in Mena, is 83.3°F (28.5°C), while the average low-temperature is 62.6°F (17°C). in September, the average heat index (a.k.a. 'apparent temperature', 'feels like'), which combines air temperature and relative humidity, is calculated to be 89.6°F (32°C).

What is the average humidity in September in Mena?

The average relative humidity in September in Mena is 73%.

How much does it rain in Mena in September?

In September, the rain falls for 14.2 days. Throughout September, 2.83" (72mm) of precipitation is accumulated.

When it does not snow in Mena?

In Mena, Arkansas, snow does not fall in April through October.

What is the average length of the day in September in Mena?

In Mena, Arkansas, the average day length in September is 12h and 23min.

When are sunrise and sunset in September in Mena?

In September, on the first day of the month, sunrise is at 6:50 am and sunset at 7:43 pm. On the last day of the month, in Mena, sunrise is at 7:11 am and sunset at 7:02 pm CDT.

How long on average sun shines in September in Mena?

In Mena, Arkansas, the average sunshine duration in September is 9.3h.

What is the UV index intensity in September in Mena?

The average daily maximum UV index in September is 5. A UV Index estimate of 3 to 5 represents a medium hazard to health from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Mena, AR

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

The warmest month (with the highest average high temperature) is July (90.7°F).
The month with the lowest average high temperature is January (48.2°F).

  • Average low temperature in September: 62.6°F

The month with the highest average low temperature is July (69.8°F).
The coldest month (with the lowest average low temperature) is January (31.8°F).

[Resources]

Average pressure in September
Mena, AR

Average pressure in September - Mena, 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 (29.93"Hg).

[Resources]

Average wind speed in September
Mena, AR

Average wind speed in September - Mena, AR
  • Average wind speed in September: 5.4mph

The windiest month (with the highest average wind speed) is April (8.5mph).
The calmest month (with the lowest average wind speed) is August (5mph).

[Resources]

Average humidity in September
Mena, AR

Average humidity in September - Mena, AR
  • Average humidity in September: 73%

The months with the highest relative humidity are February and March (79%).
The month with the lowest relative humidity is August (72%).

[Resources]

Average rainfall in September
Mena, AR

Average rainfall in September - Mena, AR
  • Average rainfall in September: 2.83"

The wettest month (with the highest rainfall) is May (5.08").
The driest month (with the least rainfall) is January (2.28").

[Resources]

Average rainfall days in September
Mena, AR

Average rainfall days in September - Mena, AR
  • Average rainfall days in September: 14.2 days

The month with the highest number of rainy days is July (18.2 days).
The month with the least rainy days is January (9.6 days).

[Resources]

Average snowfall in September
Mena, AR

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

The month with the highest snowfall is February (0.94").
The months with the least snowfall are April, May, June, July, August, September and October (0").

[Resources]

Average snowfall days in September
Mena, AR

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

The month with the highest number of snowfall days is February (2.3 days).
The months with the least snowfall days are April, May, June, July, August and September (0 days).

[Resources]

Average daylight in September /
Average sunshine in September
Mena, AR

Average daylight in September / Average sunshine in September - Mena, AR
  • Average daylight in September: 12h and 23min

The month with the longest days is June (Average daylight: 14h and 26min).
The month with the shortest days is December (Average daylight: 9h and 53min).

  • Average sunshine in September: 9h and 18min

The month with the most sunshine is August (Average sunshine: 10h and 18min).
The month with the least sunshine is December (Average sunshine: 5h and 6min).

[Resources]

Average sunshine days in September
Mena, AR

Average sunshine days in September - Mena, AR
  • Average sunshine days in September: 14.2 days

The month with the most sunshine days is January (19.3 days).
The month with the least sunshine days is August (9.7 days).

[Resources]

Average UV index in September
Mena, AR

Average UV index in September - Mena, 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).

[Resources]

Average cloud cover in September
Mena, AR

Average cloud cover in September - Mena, AR
  • Average cloud cover in September: 29

The month with the most cloud cover is February (Cloud cover 49).
The months with the least cloud cover are June, August and September (Cloud cover 29).

[Resources]

Average visibility in September
Mena, AR

Average visibility in September - Mena, AR
  • Average visibility in September: 6mi

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

[Resources]

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location
* you will be automatically redirected to the weather forecast for your location