September weather forecast
Hardinsburg, IN

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Weather in September

September, the first month of the autumn in Hardinsburg, is still a warm month, with temperature in the range of an average high of 79°F (26.1°C) and an average low of 59.4°F (15.2°C).

Temperature

The beginning of September subtly marks a decrease in the average high-temperature, transitioning from a warm 85.1°F (29.5°C) in August to a still moderately hot 79°F (26.1°C). Nighttime temperature dips to a mean of 59.4°F (15.2°C) during September.

Humidity

The average relative humidity in September is 75%.

Rainfall

The month with the least rainfall is September, when the rain falls for 10.6 days and typically collects 0.98" (25mm) of precipitation.

Snowfall

May through October are months without snowfall.

Daylight

In September, the average length of the day in Hardinsburg is 12h and 25min.
On the first day of the month, sunrise is at 7:15 am and sunset at 8:14 pm. On the last day of September, in Hardinsburg, sunrise is at 7:40 am and sunset at 7:29 pm EDT.

Sunshine

In September, the average sunshine is 8.2h.

UV index

In September, the average daily maximum UV index is 5. A UV Index estimate of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.
Note: A daily high UV index of 5 in September leads to these guidelines:
Exercise caution. Those with pale skin may experience burns in less than half an hour. Protect yourself from the midday Sun's peak UV radiation by minimizing exposure. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear.
Updated: Jul 31, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Hardinsburg in September?

September temperatures vary between a high-temperature of 79°F (26.1°C) and a low-temperature of 59.4°F (15.2°C). The average heat index (a.k.a. 'real feel', 'apparent temperature'), which calculates the temperature value influenced by the moisture in the air, in August is appraised at 95°F (35°C).

What is the average humidity in September?

In Hardinsburg, the average relative humidity in September is 75%.

What is the driest month?

September is the month with the least rainfall. Rain falls for 10.6 days and accumulates 0.98" (25mm) of precipitation.

How much does it rain in Hardinsburg in September?

In Hardinsburg, during September, the rain falls for 10.6 days and regularly aggregates up to 0.98" (25mm) of precipitation.

When it does not snow?

May through October are months without snowfall.

How many hours of daylight does Hardinsburg have in September?

In Hardinsburg, the average day length in September is 12h and 25min.

What time are sunrise and sunset in September?

On the first day of September, sunrise is at 7:15 am and sunset at 8:14 pm. On the last day of the month, sunrise is at 7:40 am and sunset at 7:29 pm EDT.

How long on average sun shines in September?

In Hardinsburg, the average sunshine duration in September is 8.2h.

What is the UV index reading in September?

The average daily maximum UV index in September is 5. A UV Index of 3 to 5 symbolizes a medium hazard to health 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
Hardinsburg, IN

Average temperature in September - Hardinsburg, IN
  • Average high temperature in September: 79°F

The warmest month (with the highest average high temperature) is July (86.4°F).
The month with the lowest average high temperature is January (37.4°F).

  • Average low temperature in September: 59.4°F

The month with the highest average low temperature is July (66.2°F).
The coldest month (with the lowest average low temperature) is January (24.4°F).

Average pressure in September
Hardinsburg, IN

Average pressure in September - Hardinsburg, IN
  • Average pressure in September: 30.03"Hg

The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

Average wind speed in September
Hardinsburg, IN

Average wind speed in September - Hardinsburg, IN
  • Average wind speed in September: 5.3mph

The windiest months (with the highest average wind speed) are January, February and April (7.5mph).
The calmest months (with the lowest average wind speed) are July and August (4.8mph).

Average humidity in September
Hardinsburg, IN

Average humidity in September - Hardinsburg, IN
  • Average humidity in September: 75%

The months with the highest relative humidity are February and December (81%).
The month with the lowest relative humidity is October (74%).

Average rainfall in September
Hardinsburg, IN

Average rainfall in September - Hardinsburg, IN
  • Average rainfall in September: 0.98"

The wettest month (with the highest rainfall) is July (2.24").
The driest month (with the least rainfall) is September (0.98").

Average rainfall days in September
Hardinsburg, IN

Average rainfall days in September - Hardinsburg, IN
  • Average rainfall days in September: 10.6 days

The month with the highest number of rainy days is May (16.3 days).
The month with the least rainy days is December (8.2 days).

Average snowfall in September
Hardinsburg, IN

Average snowfall in September - Hardinsburg, IN
  • Average snowfall in September: 0"

The month with the highest snowfall is February (0.98").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in September
Hardinsburg, IN

Average snowfall days in September - Hardinsburg, IN
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (6.6 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight in September /
Average sunshine in September
Hardinsburg, IN

Average daylight in September / Average sunshine in September - Hardinsburg, IN
  • Average daylight in September: 12h and 2min

The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).

  • Average sunshine in September: 8h and 1min

The months with the most sunshine are June and July (Average sunshine: 10h and 0min).
The month with the least sunshine is December (Average sunshine: 4h and 6min).

Average sunshine days in September
Hardinsburg, IN

Average sunshine days in September - Hardinsburg, IN
  • Average sunshine days in September: 17.7 days

The month with the most sunshine days is October (20.5 days).
The month with the least sunshine days is May (12 days).

Average UV index in September
Hardinsburg, IN

Average UV index in September - Hardinsburg, IN
  • Average UV index in September: 5

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

Average cloud cover in September
Hardinsburg, IN

Average cloud cover in September - Hardinsburg, IN
  • Average cloud cover in September: 34

The month with the most cloud cover is January (Cloud cover 58).
The month with the least cloud cover is August (Cloud cover 33).

Average visibility in September
Hardinsburg, IN

Average visibility in September - Hardinsburg, IN
  • Average visibility in September: 5mi

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

Hardinsburg, Indiana, USA

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