September weather forecast
Wallaceburg, AR

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Weather in September

September, the first month of the autumn in Wallaceburg, is also a hot month, with an average temperature fluctuating between 86.9°F (30.5°C) and 65.7°F (18.7°C).

Temperature

The start of September involves a subtle temperature drop, shifting from a hot 93.2°F (34°C) in August to a still tropical 86.9°F (30.5°C). Wallaceburg throughout September, records an average low-temperature of 65.7°F (18.7°C).

Heat index

The heat index value for September is computed to be a sweltering 98.6°F (37°C). Ensure extra safety measures, heat exhaustion and heat cramps are likely. Continuous activity might result in heatstroke.
Observations indicate that the heat index values are for shady locations with light wind. Heat index values may rise by up to 15 Fahrenheit (8 Celsius) degrees when exposed to direct sunlight.
Note: The heat index, also known as 'apparent temperature' or 'real feel', blends air temperature and moisture content to represent the felt temperature to humans. Depending on the activity and the individual's heat perception, which may vary due to factors including wind, clothing, and metabolic variations, this effect remains subjective. Keep in mind that direct sunshine exposure can amplify the weather's effects, possibly increasing the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly meaningful for babies and toddlers. Children regularly disregard the necessity to rest and replenish fluids. Thirst is a late symptom of dehydration - thus, maintaining hydration, particularly during long-lasting physical activities, is essential.
Perspiration and the resultant sweat evaporation are the body's natural thermostat, helping regulate temperature. When the level of relative humidity is elevated, evaporation diminishes, causing more warmth to be retained in the body than in dry air. Heat-related challenges, like dehydration, can be anticipated when body heat isn't managed effectively.

Humidity

In Wallaceburg, the average relative humidity in September is 71%.

Rainfall

The months with the least rainfall are September and November Rain falls for 9.2 days and accumulates 0.87" (22mm) of rain.

Snowfall

Months with snowfall are January through March and September. September is the first month it typically snows. Throughout September, in the average 0.1 snowfall days, it receives 0.04" (1mm) of snow. Throughout the year, there are 3.1 snowfall days, and 0.43" (11mm) of snow is accumulated.

Daylight

In September, the average length of the day in Wallaceburg is 12h and 22min.
On the first day of September, sunrise is at 6:48 am and sunset at 7:39 pm. On the last day of the month, sunrise is at 7:08 am and sunset at 6:59 pm CDT.

Sunshine

The average sunshine in September is 9.5h.

UV index

In September, the average daily maximum UV index is 6. A UV Index of 6 to 7 symbolizes a high health hazard from unprotected exposure to Sun's UV rays for the ordinary person.
Note: The maximum UV index of 6 during September leads to these instructions:
Evade overexposure. Individuals with fair skin risk burning in under 20 minutes. 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. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage. Take heed! The reflection of snow can intensify the Sun's UV radiation nearly double.
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Frequently asked questions

How hot is it in Wallaceburg in September?

In Wallaceburg, 86.9°F (30.5°C) is the average high-temperature and 65.7°F (18.7°C) is the average low-temperature during September. The average heat index (a.k.a. 'real feel', 'felt air temperature'), which calculates the temperature value influenced by the moisture in the air, in September is computed to be 98.6°F (37°C).

What is the average humidity in September in Wallaceburg?

The average relative humidity in September in Wallaceburg is 71%.

What is the driest month in Wallaceburg?

September and November are months with the least rain when the rain falls for 9.2 days and typically aggregates up to 0.87" (22mm) of rain.

How many days does it rain in September in Wallaceburg?

In September, in Wallaceburg, the rain falls for 9.2 days. Throughout September, 0.87" (22mm) of precipitation is accumulated.

When does it start to snow in Wallaceburg?

September is the first month it typically snows in Wallaceburg. Throughout September, in the average 0.1 snowfall days, it receives 0.04" (1mm) of snow.

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

In Wallaceburg, Arkansas, the average day length in September is 12h and 22min.

When is the sunrise / sunset in September in Wallaceburg?

On the first day of September, sunrise is at 6:48 am and sunset at 7:39 pm. On the last day of the month, sunrise is at 7:08 am and sunset at 6:59 pm CDT.

How many hours of sunshine does Wallaceburg have in September?

The average sunshine duration in September in Wallaceburg, Arkansas, is 9.5h.

How high is the UV index in September in Wallaceburg?

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

Average temperature in September - Wallaceburg, AR
  • Average high temperature in September: 86.9°F

The warmest month (with the highest average high temperature) is July (93.6°F).
The month with the lowest average high temperature is January (51.4°F).

  • Average low temperature in September: 65.7°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 (35.2°F).

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Average pressure in September
Wallaceburg, AR

Average pressure in September - Wallaceburg, AR
  • Average pressure in September: 29.99"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

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Average wind speed in September
Wallaceburg, AR

Average wind speed in September - Wallaceburg, AR
  • Average wind speed in September: 5mph

The windiest month (with the highest average wind speed) is April (7.2mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).

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Average humidity in September
Wallaceburg, AR

Average humidity in September - Wallaceburg, AR
  • Average humidity in September: 71%

The months with the highest relative humidity are February, March and December (80%).
The month with the lowest relative humidity is August (70%).

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Average rainfall in September
Wallaceburg, AR

Average rainfall in September - Wallaceburg, AR
  • Average rainfall in September: 0.87"

The wettest month (with the highest rainfall) is April (1.97").
The driest months (with the least rainfall) are September and November (0.87").

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Average rainfall days in September
Wallaceburg, AR

Average rainfall days in September - Wallaceburg, AR
  • Average rainfall days in September: 9.2 days

The month with the highest number of rainy days is July (13.1 days).
The month with the least rainy days is October (7.8 days).

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Average snowfall in September
Wallaceburg, AR

Average snowfall in September - Wallaceburg, AR
  • Average snowfall in September: 0.04"

The month with the highest snowfall is February (0.2").
The months with the least snowfall are April, May, June, July, August, October, November and December (0").

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Average snowfall days in September
Wallaceburg, AR

Average snowfall days in September - Wallaceburg, AR
  • Average snowfall days in September: 0.1 days

The month with the highest number of snowfall days is February (1.5 days).
The months with the least snowfall days are April, May, June, July, August and October (0 days).

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

Average daylight in September / Average sunshine in September - Wallaceburg, 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 3min

The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 5h and 6min).

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Average sunshine days in September
Wallaceburg, AR

Average sunshine days in September - Wallaceburg, AR
  • Average sunshine days in September: 17 days

The month with the most sunshine days is October (21.5 days).
The month with the least sunshine days is February (15.2 days).

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Average UV index in September
Wallaceburg, AR

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

The 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
Wallaceburg, AR

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

The month with the most cloud cover is February (Cloud cover 49).
The months with the least cloud cover are June, July, August and September (Cloud cover 28).

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Average visibility in September
Wallaceburg, AR

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

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

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Wallaceburg, Arkansas, USA

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