September weather forecast
Hermitage, AR

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Weather in September

September, the first month of the autumn in Hermitage, is also a hot month, with an average temperature fluctuating between 86.5°F (30.3°C) and 65.8°F (18.8°C).

Temperature

The start of September marks an average high-temperature of a still tropical 86.5°F (30.3°C), hardly distinguishable from the conditions in August. Hermitage experiences an average low-temperature of 65.8°F (18.8°C) in the month of September.

Heat index

For most parts of September, the heat index is estimated at a very hot 96.8°F (36°C). Adopt heightened preventive measures, heat exhaustion and heat cramps are probable. Persistent activity could lead to heatstroke.
Take into consideration that the heat index values are calculated for shade and light wind conditions. Exposure to unobstructed sunshine could lead to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'real feel', is a measure that combines air temperature and relative humidity into a single value that indicates how hot the weather feels. The effect of weather is individual, with a variety of people experiencing it differently due to distinctions in body mass, height, and level of activity. Being aware that direct sunlight can impact the felt heat might mean an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly relevant to babies and toddlers. Young people are generally more susceptible than adults because they perspire less. Furthermore, their proportionally larger skin surface to their petite bodies and the increased heat output from their actions add to the risk.
The innate cooling system of the human body revolves around perspiration, with the evaporation of sweat being central to this process. Higher relative humidity impedes evaporation, thus reducing heat dispersion from the body, culminating in a sensation of overheating. Increasing body temperatures can be a precursor to dehydration if the body can't shed the extra heat.

Humidity

In September, the average relative humidity is 72%.

Rainfall

In Hermitage, in September, during 11.8 rainfall days, 1.65" (42mm) of precipitation is typically accumulated. Throughout the year, there are 139.1 rainfall days, and 26.73" (679mm) of precipitation is accumulated.

Snowfall

April through November are months without snowfall.

Daylight

In Hermitage, the average length of the day in September is 12h and 22min.
On the first day of the month, sunrise is at 6:43 am and sunset at 7:33 pm. On the last day of September, sunrise is at 7:02 am and sunset at 6:54 pm CDT.

Sunshine

In September, the average sunshine is 9.5h.

UV index

The average daily maximum UV index in September is 6. A UV Index of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV rays for the average person.
Note: During September, 6 as the daily maximum UV index converts into the following advice:
Evade overexposure. Individuals with fair skin risk burning in under 20 minutes. Stay in the shade and avoid direct Sun exposure from 10 a.m. to 4 p.m., a time when UV radiation is at its strongest, and remember that parasols or canopies do not offer full protection. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit.

Frequently asked questions

How hot is September?

September temperatures vary between a high-temperature of 86.5°F (30.3°C) and a low-temperature of 65.8°F (18.8°C). In September, the average heat index (a.k.a. 'felt air temperature', 'feels like'), which combines air temperature and relative humidity, is estimated at 96.8°F (36°C).

What is the average humidity in September?

In September, the average relative humidity is 72%.

How many days does it rain in September in Hermitage?

In Hermitage, in September, during 11.8 rainfall days, 1.65" (42mm) of precipitation is typically accumulated.

When it does not snow?

In Hermitage, snow does not fall in April through November.

What is the average length of the day in September?

The average day length in September is 12h and 22min.

What time are sunrise and sunset in September?

In September, on the first day of the month, sunrise is at 6:43 am and sunset at 7:33 pm. On the last day of the month, sunrise is at 7:02 am and sunset at 6:54 pm CDT.

How many hours of sunshine does Hermitage have in September?

In Hermitage, the average sunshine duration in September is 9.5h.

How high is the UV index in September?

In September, the average daily maximum UV index in Hermitage, Arkansas, is 6. A UV Index of 6 to 7 symbolizes a high health threat 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
Hermitage, AR

Average temperature in September - Hermitage, AR
  • Average high temperature in September: 86.5°F

The warmest month (with the highest average high temperature) is July (92.7°F).
The month with the lowest average high temperature is January (51.4°F).

  • Average low temperature in September: 65.8°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 (36.1°F).

Average pressure in September
Hermitage, AR

Average pressure in September - Hermitage, 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).

Average wind speed in September
Hermitage, AR

Average wind speed in September - Hermitage, AR
  • Average wind speed in September: 5.2mph

The windiest months (with the highest average wind speed) are February, March and April (7.6mph).
The calmest month (with the lowest average wind speed) is August (5mph).

Average humidity in September
Hermitage, AR

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

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

Average rainfall in September
Hermitage, AR

Average rainfall in September - Hermitage, AR
  • Average rainfall in September: 1.65"

The wettest month (with the highest rainfall) is April (2.91").
The driest month (with the least rainfall) is November (1.14").

Average rainfall days in September
Hermitage, AR

Average rainfall days in September - Hermitage, AR
  • Average rainfall days in September: 11.8 days

The month with the highest number of rainy days is July (16 days).
The month with the least rainy days is November (7.5 days).

Average snowfall in September
Hermitage, AR

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

The month with the highest snowfall is February (0.51").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").

Average snowfall days in September
Hermitage, AR

Average snowfall days in September - Hermitage, AR
  • Average snowfall days in September: 0 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, September and October (0 days).

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

Average daylight in September / Average sunshine in September - Hermitage, AR
  • Average daylight in September: 12h and 2min

The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).

  • Average sunshine in September: 9h and 3min

The months with the most sunshine are June and July (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 4h and 54min).

Average sunshine days in September
Hermitage, AR

Average sunshine days in September - Hermitage, AR
  • Average sunshine days in September: 16.3 days

The month with the most sunshine days is November (21.4 days).
The months with the least sunshine days are July and August (12.9 days).

Average UV index in September
Hermitage, AR

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

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

Average cloud cover in September
Hermitage, AR

Average cloud cover in September - Hermitage, AR
  • Average cloud cover in September: 30

The month with the most cloud cover is February (Cloud cover 48).
The month with the least cloud cover is June (Cloud cover 27).

Average visibility in September
Hermitage, AR

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

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

Hermitage, Arkansas, USA

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