September weather forecast
Kempton, IN

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Weather in September

September, the first month of the autumn in Kempton, is still a warm month, with an average temperature varying between 74.8°F (23.8°C) and 57.2°F (14°C).

Temperature

Transitioning into September, Kempton experiences an average high-temperature of a still warm 74.8°F (23.8°C), marking a minor shift from the preceding month. Throughout the month of September, Kempton observes an average nighttime temperature of 57.2°F (14°C).

Humidity

In Kempton, the average relative humidity in September is 78%.

Rainfall

The month with the least rainfall is September, when the rain falls for 13.3 days and typically collects 1.93" (49mm) of precipitation.

Snowfall

May through September are months without snowfall.

Daylight

In September, the average length of the day is 12h and 27min.
On the first day of the month, sunrise is at 7:13 am and sunset at 8:16 pm. On the last day of September, sunrise is at 7:41 am and sunset at 7:28 pm EDT.

Sunshine

In September, the average sunshine is 8.2h.

UV index

The average daily maximum UV index in September is 4. A UV Index estimate of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for the average person.
Note: A daily high UV index of 4 in September leads to these guidelines:
Adopt protective measures - It is advised to guard against sun damage. UV radiation is strongest from the Sun during midday; protect yourself by staying in shaded areas. Stay sun-safe with clothing that is both closely woven and worn loosely.
Updated: Aug 28, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in September?

During September, Kempton experiences an average high-temperature of 74.8°F (23.8°C) and a low-temperature of 57.2°F (14°C). The average heat index (a.k.a. 'felt air temperature', 'real feel'), which factors the actual air temperature with the relative humidity, in July is appraised at 87.8°F (31°C).

What is the average humidity in September?

In Kempton, the average relative humidity in September is 78%.

What is the driest month?

The month with the least rainfall is September, when the rain falls for 13.3 days and typically collects 1.93" (49mm) of precipitation.

How many days does it rain in September?

In September, the rain falls for 13.3 days. Throughout September, 1.93" (49mm) of precipitation is accumulated.

When it does not snow?

May through September are months without snowfall.

Does it snow in September?

In Kempton, in September, it doesn't snow. In October, it regularly snows.

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

In Kempton, the average day length in September is 12h and 27min.

What time are sunrise and sunset in September?

In September, on the first day of the month, sunrise is at 7:13 am and sunset at 8:16 pm. On the last day of the month, sunrise is at 7:41 am and sunset at 7:28 pm EDT.

How long on average sun shines in September in Kempton?

The average sunshine duration in September is 8.2h.

What is the UV index reading in September?

In September, the average daily maximum UV index is 4. A UV Index of 3 to 5 symbolizes a medium health risk from exposure to the Sun's UV radiation.
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
Kempton, IN

Average temperature in September - Kempton, IN
  • Average high temperature in September: 74.8°F

The warmest month (with the highest average high temperature) is July (81.1°F).
The month with the lowest average high temperature is January (32°F).

  • Average low temperature in September: 57.2°F

The month with the highest average low temperature is July (64.2°F).
The coldest month (with the lowest average low temperature) is January (20.1°F).

Average pressure in September
Kempton, IN

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

The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

Average wind speed in September
Kempton, IN

Average wind speed in September - Kempton, IN
  • Average wind speed in September: 6.8mph

The windiest month (with the highest average wind speed) is January (10.4mph).
The calmest month (with the lowest average wind speed) is August (6mph).

Average humidity in September
Kempton, IN

Average humidity in September - Kempton, IN
  • Average humidity in September: 78%

The months with the highest relative humidity are January and December (83%).
The month with the lowest relative humidity is October (73%).

Average rainfall in September
Kempton, IN

Average rainfall in September - Kempton, IN
  • Average rainfall in September: 1.93"

The wettest month (with the highest rainfall) is April (4.13").
The driest month (with the least rainfall) is September (1.93").

Average rainfall days in September
Kempton, IN

Average rainfall days in September - Kempton, IN
  • Average rainfall days in September: 13.3 days

The month with the highest number of rainy days is May (20.2 days).
The month with the least rainy days is January (7.8 days).

Average snowfall in September
Kempton, IN

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

The month with the highest snowfall is February (3.62").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in September
Kempton, IN

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

The month with the highest number of snowfall days is January (10.9 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

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

The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 24min).

  • Average sunshine in September: 8h and 1min

The months with the most sunshine are June and July (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).

Average sunshine days in September
Kempton, IN

Average sunshine days in September - Kempton, IN
  • Average sunshine days in September: 14.4 days

The month with the most sunshine days is November (16.7 days).
The month with the least sunshine days is May (8.3 days).

Average UV index in September
Kempton, IN

Average UV index in September - Kempton, IN
  • Average UV index in September: 4

The month with the highest UV index is June (UV index 6).
The month with the lowest UV index is December (UV index 1).

Average cloud cover in September
Kempton, IN

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

The month with the most cloud cover is January (Cloud cover 61).
The month with the least cloud cover is August (Cloud cover 32).

Average visibility in September
Kempton, IN

Average visibility in September - Kempton, IN
  • Average visibility in September: 6mi

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

Kempton, Indiana, USA

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