September weather forecast and climate
Perla, AR

Weather in September

The first month of the autumn, September, is also a moderately hot month in Perla, Arkansas, with average temperature varying between 85.5°F (29.7°C) and 64.8°F (18.2°C).

Temperature

In Perla, Arkansas, the average high-temperature slightly decreases, from a tropical 91.4°F (33°C) in August, to a moderately hot 85.5°F (29.7°C). In Perla, the average low-temperature is 64.8°F (18.2°C).

Heat index

The average heat index is estimated at a tropical 94.6°F (34.8°C). Take special precautions - heat exhaustion and heat cramps are expected. Heatstroke may occur with lengthy activity.
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', 'feels like', 'apparent temperature', or 'felt air temperature', is a measure that combines both air temperature and relative humidity into a single value that indicates how hot the weather feels. This effect is individual, with diverse people perceiving weather differently for numerous reasons (metabolic differences, pregnancy, wind), 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 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

Months with the lowest humidity in Perla are July, September and October, with an average relative humidity of 72%.

Rainfall

The month with the least rainfall in Perla is September when the rain falls for 13.4 days and typically collects 2.24" (57mm) of precipitation.

Snowfall

In Perla snow does not fall in April through October.

Daylight

The average length of the day in Perla, Arkansas, is 12.4h.

Sunshine

In Perla, the average sunshine is 9.5h.

UV index

In Perla, Arkansas, the average daily maximum UV index is 6. A UV Index of 6 to 7 symbolizes a high health hazard from the exposure to the Sun's UV rays for average individuals.
Note: The daily maximum UV index of 6 interpret into the following advice:
Take precautions against overexposure. Protection against sun damage is needed. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.
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FAQ

What is the temperature in September in Perla?

In Perla, Arkansas, in September, the average high-temperature is 85.5°F (29.7°C), and the average low-temperature is 64.8°F (18.2°C). In September, the average heat index (a.k.a. 'feels like', 'real feel'), that combines relative humidity and air temperature, is calculated to 94.6°F (34.8°C).

What is the least humid month in Perla?

Months with the lowest humidity in Perla, Arkansas, are July, September and October, with an average relative humidity of 72%.

What is the average humidity in September in Perla?

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

How much does it rain in Perla in September?

In September, in Perla, the rain falls for 13.4 days. Throughout September, 2.24" (57mm) of precipitation is accumulated.

What is the driest month in Perla?

September is the month with the least rainfall. Rain falls for 13.4 days and accumulates 2.24" (57mm) of precipitation.

When it does not snow in Perla?

April through October are months without snowfall in Perla.

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

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

How many hours of sunshine does Perla have in September?

In September, the average sunshine is 9.5h.

How high is the UV index in September in Perla?

In Perla, the average daily maximum UV index in September is 6. A UV Index reading of 6 to 7 represents a high hazard to health from the exposure to the Sun's UV radiation.

Average temperature in September
Perla, AR

Average temperature in September - Perla, AR
  • Average high temperature in September: 85.5°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 (49.6°F).

  • Average low temperature in September: 64.8°F

The month with the highest average low temperature is July (71.6°F).
The coldest month (with the lowest average low temperature) is January (33.6°F).

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Average pressure in September
Perla, AR

Average pressure in September - Perla, 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
Perla, AR

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

The windiest month (with the highest average wind speed) is April (7.5mph).
The calmest month (with the lowest average wind speed) is August (4.7mph).

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Average humidity in September
Perla, AR

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

The month with the highest relative humidity is March (80%).
Months with the lowest relative humidity are July, September and October (72%).

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Average rainfall in September
Perla, AR

Average rainfall in September - Perla, AR
  • Average rainfall in September: 2.24"

The wettest month (with the highest rainfall) is April (4.53").
The driest month (with the least rainfall) is September (2.24").

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Average rainfall days in September
Perla, AR

Average rainfall days in September - Perla, AR
  • Average rainfall days in September: 13.4 days

The month with the highest number of rainy days is August (18.3 days).
The month with the least rainy days is November (10.2 days).

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Average snowfall in September
Perla, AR

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

The month with the highest snowfall is February (0.91").
Months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days in September
Perla, AR

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

The month with the highest number of snowfall days is February (1.8 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
Perla, AR

Average daylight in September / Average sunshine in September - Perla, 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: 9.5h

Months with the most sunshine are June, July and August (Average sunshine: 10.4h).
Months with the least sunshine are January and February (Average sunshine: 5.2).

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Average sunshine days in September
Perla, AR

Average sunshine days in September - Perla, AR
  • Average sunshine days in September: 13.9 days

The month with the most sunshine days is January (18.6 days).
The month with the least sunshine days is August (10 days).

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Average UV index in September
Perla, AR

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

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).

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Average cloud cover in September
Perla, AR

Average cloud cover in September - Perla, AR
  • Average cloud cover in September: 28

The month with the most cloud cover is February (Cloud cover 48).
Months with the least cloud cover are June and September (Cloud cover 28).

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Average visibility in September
Perla, AR

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

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

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