September weather forecast
Warner, AR

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Weather in September

The first month of the autumn, September, is also a hot month in Warner, Arkansas, with temperature in the range of an average low of 66°F (18.9°C) and an average high of 87.6°F (30.9°C).

Temperature

Warner records a mild change in average high-temperature during September, easing from a tropical 93°F (33.9°C) in August to a still hot 87.6°F (30.9°C). Nighttime temperatures throughout September register a significant deviation from the day's highs, averaging at an enjoyable 66°F (18.9°C).

Heat index

The heat index in September is appraised at a sweltering 100.4°F (38°C). Take special precautions - heat exhaustion and heat cramps are expected. Heatstroke may occur with lengthy activity.
It is worth noting that heat index values are gauged for conditions in the shade and light breezes. Uninterrupted exposure to the sun may boost the heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', comes about by integrating the temperature readings with the humidity levels. Elements such as metabolic variations, being pregnant, and physical activity can impact one's weather perception. Keep aware, the sun, when shining directly, can intensify the heat experience, pushing the heat index up by 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for children. Children often do not understand the need to rest and hydrate. Thirst is a late manifestation of dehydration - therefore, it is essential to stay hydrated, particularly during prolonged physical activities.
Perspiration is the human body's physiological response to high temperatures and is an attempt to lower body temperature through evaporation of sweat. When relative humidity is on the rise, it curtails evaporation, thereby reducing the heat elimination from the body and causing the feeling of being excessively hot. Overheating risks increase with rising body temperatures, especially if heat release isn't efficient.

Humidity

July through October, with an average relative humidity of 71%, are the least humid months.

Rainfall

The month with the least rainfall in Warner is September, when the rain falls for 11.5 days and typically collects 2.01" (51mm) of precipitation.

Snowfall

April through October are months without snowfall in Warner.

Daylight

In Warner, the average length of the day in September is 12h and 22min.
On the first day of September, sunrise is at 6:45 am and sunset at 7:36 pm. On the last day of the month, sunrise is at 7:05 am and sunset at 6:56 pm CDT.

Sunshine

The average sunshine in September in Warner is 9.6h.

UV index

In Warner, the average daily maximum UV index in September is 6. A UV Index of 6 to 7 symbolizes a high health risk from unprotected exposure to Sun's UV rays for the average person.
Note: An average UV index of 6 in September transforms into this advice:
Employ safeguards and advocate sun safety protocols. Shielding against skin and eye damage is crucial. Remember that the sun's UV radiation is strongest between 10 a.m. and 4 p.m. Make an effort to avoid direct sun exposure during these hours. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly.
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Frequently asked questions

Is it hot in Warner during September?

During September, Warner experiences an average high-temperature of 87.6°F (30.9°C) and a low-temperature of 66°F (18.9°C). The average heat index (a.k.a. 'feels like', 'apparent temperature'), which combines relative humidity and air temperature, in September is appraised at 100.4°F (38°C).

What is the least humid month in Warner?

July through October, with an average relative humidity of 71%, are the least humid months in Warner, Arkansas.

What is the average humidity in September in Warner?

The average relative humidity in September in Warner, Arkansas, is 71%.

What is the driest month in Warner?

The month with the least rainfall in Warner, Arkansas, is September, when the rain falls for 11.5 days and typically collects 2.01" (51mm) of precipitation.

How much does it rain in Warner in September?

In Warner, during September, the rain falls for 11.5 days and regularly aggregates up to 2.01" (51mm) of precipitation.

When it does not snow in Warner?

April through October are months without snowfall in Warner.

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

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

When are sunrise and sunset in September in Warner?

On the first day of September, sunrise is at 6:45 am and sunset at 7:36 pm. On the last day of the month, sunrise is at 7:05 am and sunset at 6:56 pm CDT.

How many hours of sunshine does Warner have in September?

In Warner, Arkansas, the average sunshine duration in September is 9.6h.

How high is the UV index in September in Warner?

The average daily maximum UV index in September in Warner, Arkansas, is 6. A UV Index value of 6 to 7 symbolizes a high health threat from unsafe 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
Warner, AR

Average temperature in September - Warner, AR
  • Average high temperature in September: 87.6°F

The warmest month (with the highest average high temperature) is July (93.7°F).
The month with the lowest average high temperature is January (52°F).

  • Average low temperature in September: 66°F

The month with the highest average low temperature is July (72.9°F).
The coldest month (with the lowest average low temperature) is January (36°F).

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Average pressure in September
Warner, AR

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

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

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Average wind speed in September
Warner, AR

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

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
Warner, AR

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

The months with the highest relative humidity are February, March and December (80%).
The months with the lowest relative humidity are July, August, September and October (71%).

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Average rainfall in September
Warner, AR

Average rainfall in September - Warner, AR
  • Average rainfall in September: 2.01"

The wettest month (with the highest rainfall) is April (4.88").
The driest month (with the least rainfall) is September (2.01").

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Average rainfall days in September
Warner, AR

Average rainfall days in September - Warner, AR
  • Average rainfall days in September: 11.5 days

The month with the highest number of rainy days is July (16.2 days).
The month with the least rainy days is October (9.5 days).

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Average snowfall in September
Warner, AR

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

The month with the highest snowfall is February (0.59").
The months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days in September
Warner, AR

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

The month with the highest number of snowfall days is February (1.7 days).
The 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
Warner, AR

Average daylight in September / Average sunshine in September - Warner, 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: 10h and 0min).

  • Average sunshine in September: 9h and 4min

The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).

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Average sunshine days in September
Warner, AR

Average sunshine days in September - Warner, AR
  • Average sunshine days in September: 16.4 days

The month with the most sunshine days is October (19.9 days).
The month with the least sunshine days is July (12.7 days).

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Average UV index in September
Warner, AR

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

The months with the highest UV index are June and July (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 3).

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Average cloud cover in September
Warner, AR

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

The month with the most cloud cover is February (Cloud cover 50).
The months with the least cloud cover are June and September (Cloud cover 28).

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Average visibility in September
Warner, AR

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

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

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Warner, Arkansas, USA

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