September weather forecast
Coy, AR

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Weather in September

September, the first month of the autumn in Coy, is still a warm month, with an average temperature varying between 65.5°F (18.6°C) and 84.4°F (29.1°C).

Temperature

The transition from August to September sees an average high-temperature of a moderately hot 84.4°F (29.1°C), indicating a minor variance from the prior month. Throughout September, the temperature in Coy, Arkansas, tends to fall to a consistent average low of 65.5°F (18.6°C).

Heat index

For most parts of September, the heat index is computed to be a hot 93.2°F (34°C). Take special precautions - heat exhaustion and heat cramps are expected. Heatstroke may occur with lengthy activity.
Take note of the fact that heat index values are based on shaded circumstances with light airflows. A rise in the heat index by 15 Fahrenheit (8 Celsius) degrees may result from direct sunlight exposure.
Note: The heat index, also known as 'felt air temperature' or 'feels like', arises from combining readings of air temperature and relative moisture content. This effect is subjective, differing among individuals based on their physical activity and perception of heat, which can be influenced by factors like wind, clothing, and metabolic variances. 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 highly critical to babies and toddlers. Children commonly overlook the importance of rest and fluid replenishment. Thirst, being a delayed sign of dehydration, emphasizes the need to keep hydration up, especially during lengthy physical activities.

Humidity

In September, the average relative humidity in Coy is 73%.

Rainfall

In Coy, in September, it is raining for 10.5 days, with typically 1.34" (34mm) of accumulated precipitation. In Coy, during the entire year, the rain falls for 124.6 days and collects up to 18.78" (477mm) of precipitation.

Snowfall

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

Daylight

The average length of the day in September in Coy, Arkansas, is 12h and 23min.
On the first day of the month, sunrise is at 6:41 am and sunset at 7:33 pm. On the last day of September, in Coy, sunrise is at 7:01 am and sunset at 6:52 pm CDT.

Sunshine

In Coy, the average sunshine in September is 9.5h.

UV index

In Coy, Arkansas, the average daily maximum UV index in September is 6. A UV Index estimate of 6 to 7 represents a high threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The daily high UV index of 6 during September translates into the following recommendations:
Apply measures and align with sun safety principles. Safeguarding against skin and eye injury is pivotal. Avoid direct Sun exposure and stay in the shade between 10 a.m. and 4 p.m., a time when UV radiation is most intense, noting that not all shade structures offer full protection. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears.
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Frequently asked questions

How hot does it get in Coy in September?

In Coy, in September, the average high-temperature is 84.4°F (29.1°C), and the average low-temperature is 65.5°F (18.6°C). The average heat index (a.k.a. 'felt air temperature', 'real feel'), which factors the actual air temperature with the relative humidity, in September is computed to be 93.2°F (34°C).

What is the average humidity in September in Coy?

In Coy, Arkansas, the average relative humidity in September is 73%.

How many days does it rain in September in Coy?

In Coy, Arkansas, in September, it is raining for 10.5 days, with typically 1.34" (34mm) of accumulated precipitation.

When it does not snow in Coy?

April through November are months without snowfall in Coy.

How many hours of daylight does Coy have in September?

The average day length in September in Coy is 12h and 23min.

What time are sunrise and sunset in September in Coy?

On the first day of September in Coy, Arkansas, sunrise is at 6:41 am and sunset at 7:33 pm. On the last day of the month, sunrise is at 7:01 am and sunset at 6:52 pm CDT.

How long on average sun shines in September in Coy?

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

What is the UV index reading in September in Coy?

The average daily maximum UV index in September in Coy, Arkansas, is 6. A UV Index 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
Coy, AR

Average temperature in September - Coy, AR
  • Average high temperature in September: 84.4°F

The warmest month (with the highest average high temperature) is July (91°F).
The month with the lowest average high temperature is January (48.7°F).

  • Average low temperature in September: 65.5°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 (35.2°F).

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Average pressure in September
Coy, AR

Average pressure in September - Coy, 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 (29.94"Hg).

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Average wind speed in September
Coy, AR

Average wind speed in September - Coy, AR
  • Average wind speed in September: 6mph

The windiest month (with the highest average wind speed) is February (9.2mph).
The calmest month (with the lowest average wind speed) is August (5.5mph).

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Average humidity in September
Coy, AR

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

The month with the highest relative humidity is March (78%).
The month with the lowest relative humidity is October (68%).

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Average rainfall in September
Coy, AR

Average rainfall in September - Coy, AR
  • Average rainfall in September: 1.34"

The wettest month (with the highest rainfall) is April (2.17").
The driest month (with the least rainfall) is January (0.98").

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Average rainfall days in September
Coy, AR

Average rainfall days in September - Coy, AR
  • Average rainfall days in September: 10.5 days

The month with the highest number of rainy days is July (15.3 days).
The month with the least rainy days is January (7.3 days).

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Average snowfall in September
Coy, AR

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

The months with the highest snowfall are January and February (0.28").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").

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Average snowfall days in September
Coy, AR

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

The month with the highest number of snowfall days is February (1.3 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
Coy, AR

Average daylight in September / Average sunshine in September - Coy, 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 June (Average sunshine: 10h and 48min).
The month with the least sunshine is February (Average sunshine: 5h and 0min).

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Average sunshine days in September
Coy, AR

Average sunshine days in September - Coy, AR
  • Average sunshine days in September: 18 days

The month with the most sunshine days is October (21.5 days).
The month with the least sunshine days is July (12.8 days).

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Average UV index in September
Coy, AR

Average UV index in September - Coy, 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
Coy, AR

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

The month with the most cloud cover is February (Cloud cover 46).
The month with the least cloud cover is June (Cloud cover 25).

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Average visibility in September
Coy, AR

Average visibility in September - Coy, 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).

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Coy, Arkansas, USA

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