September weather forecast
Harris Grove, KY

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Weather in September

September, the first month of the autumn in Harris Grove, is still a warm month, with temperature in the range of an average low of 62.2°F (16.8°C) and an average high of 81.5°F (27.5°C).

Temperature

The transition into September is accompanied by a slight temperature decrease, with the average high-temperature shifting from a tropical 87.3°F (30.7°C) in August to a warm 81.5°F (27.5°C). Harris Grove records an average low-temperature of 62.2°F (16.8°C) throughout the month of September.

Heat index

During September, the heat index is calculated to be a tropical 86°F (30°C). Prolonged exposure combined with continuous activity could lead to exhaustion, and possibly heat cramps.
Metrics for the heat index primarily focus on shaded spots and light wind conditions. Heat index values may surge by up to 15 Fahrenheit (8 Celsius) degrees in the presence of direct sunlight.
Note: The heat index, also known as 'feels like' or 'apparent temperature', is a numerical representation of warmth when taking temperature and moisture levels into account. The influence of weather is personal, differing among a variety of individuals based on differences in body mass, stature, and the level of physical activity. Understand that direct sun rays can influence the weather's impact, leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for babies and toddlers. Children often fail to understand the importance of rest and rehydration. Thirst is a late manifestation of dehydration - hence, it is crucial to stay hydrated, especially during ongoing physical activities.

Humidity

The average relative humidity in September is 73%.

Rainfall

September is the month with the least rainfall. Rain falls for 13.4 days and accumulates 2.05" (52mm) of precipitation.

Snowfall

May through October are months without snowfall in Harris Grove, Kentucky.

Daylight

In Harris Grove, the average length of the day in September is 12h and 24min.
On the first day of the month, sunrise is at 6:25 am and sunset at 7:21 pm. On the last day of September, in Harris Grove, sunrise is at 6:48 am and sunset at 6:38 pm CDT.

Sunshine

In September, the average sunshine is 9.3h.

UV index

The average daily maximum UV index in September is 5. A UV Index reading of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV radiation for average individuals.
Note: The UV index of 5 during September leads to these advisories:
Adopt protective measures - Suggestions to resist sunburn are offered. Avoiding the Sun during its peak radiation time around midday is a healthy practice. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck.
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Frequently asked questions

What are September temperatures in Harris Grove?

In September, the average high-temperature and low-temperature are 81.5°F (27.5°C) and 62.2°F (16.8°C) respectively. The average heat index (a.k.a. 'apparent temperature', 'feels like'), which calculates the temperature value influenced by the moisture in the air, in September is calculated to be 86°F (30°C).

What is the average humidity in September in Harris Grove?

The average relative humidity in September is 73%.

What is the driest month in Harris Grove?

September is the month with the least rainfall. Rain falls for 13.4 days and accumulates 2.05" (52mm) of precipitation.

How many days does it rain in September in Harris Grove?

In Harris Grove, Kentucky, in September, it is raining for 13.4 days, with typically 2.05" (52mm) of accumulated precipitation.

When it does not snow in Harris Grove?

May through October are months without snowfall.

What is the average length of the day in September in Harris Grove?

In Harris Grove, Kentucky, the average day length in September is 12h and 24min.

When is the sunrise / sunset in September in Harris Grove?

In September, on the first day of the month, sunrise is at 6:25 am and sunset at 7:21 pm. On the last day of the month, in Harris Grove, Kentucky, sunrise is at 6:48 am and sunset at 6:38 pm CDT.

How many hours of sunshine does Harris Grove have in September?

The average sunshine duration in September is 9.3h.

What is the UV index intensity in September in Harris Grove?

In Harris Grove, the average daily maximum UV index in September is 5. A UV Index estimate of 3 to 5 represents a medium health risk 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
Harris Grove, KY

Average temperature in September - Harris Grove, KY
  • Average high temperature in September: 81.5°F

The warmest month (with the highest average high temperature) is July (88°F).
The month with the lowest average high temperature is January (42.6°F).

  • Average low temperature in September: 62.2°F

The month with the highest average low temperature is July (69.4°F).
The coldest month (with the lowest average low temperature) is January (29.5°F).

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Average pressure in September
Harris Grove, KY

Average pressure in September - Harris Grove, KY
  • Average pressure in September: 30.03"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

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Average wind speed in September
Harris Grove, KY

Average wind speed in September - Harris Grove, KY
  • Average wind speed in September: 6mph

The windiest months (with the highest average wind speed) are January, February and April (8.8mph).
The calmest months (with the lowest average wind speed) are July and August (5.4mph).

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Average humidity in September
Harris Grove, KY

Average humidity in September - Harris Grove, KY
  • Average humidity in September: 73%

The months with the highest relative humidity are February, March, May and December (79%).
The month with the lowest relative humidity is October (72%).

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Average rainfall in September
Harris Grove, KY

Average rainfall in September - Harris Grove, KY
  • Average rainfall in September: 2.05"

The wettest month (with the highest rainfall) is February (4.41").
The driest month (with the least rainfall) is September (2.05").

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Average rainfall days in September
Harris Grove, KY

Average rainfall days in September - Harris Grove, KY
  • Average rainfall days in September: 13.4 days

The month with the highest number of rainy days is July (18.3 days).
The month with the least rainy days is November (10.4 days).

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Average snowfall in September
Harris Grove, KY

Average snowfall in September - Harris Grove, KY
  • Average snowfall in September: 0"

The month with the highest snowfall is February (1.61").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in September
Harris Grove, KY

Average snowfall days in September - Harris Grove, KY
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is February (3.8 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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Average daylight in September /
Average sunshine in September
Harris Grove, KY

Average daylight in September / Average sunshine in September - Harris Grove, KY
  • Average daylight in September: 12h and 2min

The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 42min).

  • Average sunshine in September: 9h and 2min

The month with the most sunshine is June (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).

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Average sunshine days in September
Harris Grove, KY

Average sunshine days in September - Harris Grove, KY
  • Average sunshine days in September: 14.7 days

The month with the most sunshine days is October (18.6 days).
The month with the least sunshine days is July (10.1 days).

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Average UV index in September
Harris Grove, KY

Average UV index in September - Harris Grove, KY
  • Average UV index in September: 5

The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February and December (UV index 2).

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Average cloud cover in September
Harris Grove, KY

Average cloud cover in September - Harris Grove, KY
  • Average cloud cover in September: 28

The month with the most cloud cover is February (Cloud cover 51).
The months with the least cloud cover are June and September (Cloud cover 28).

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Average visibility in September
Harris Grove, KY

Average visibility in September - Harris Grove, KY
  • 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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Harris Grove, Kentucky, USA

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