September weather forecast
Depauw, IN

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Weather in September

The first month of the autumn, September, is also a moderately hot month in Depauw, Indiana, with temperature in the range of an average low of 59.7°F (15.4°C) and an average high of 79.2°F (26.2°C).

Temperature

September signals a slight drop in average high-temperature, sliding from August's warm 85.6°F (29.8°C) to a still moderately hot 79.2°F (26.2°C). During September, Depauw sees a mean low-temperature of 59.7°F (15.4°C).

Humidity

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

Rainfall

September is the month with the least rainfall in Depauw. Rain falls for 12.4 days and accumulates 1.65" (42mm) of precipitation.

Snowfall

Months with snowfall in Depauw, Indiana, are January through April, September through December. September is the first month it typically snows. Throughout September, in the average 0.1 snowfall days, it receives 0.04" (1mm) of snow. Throughout the year, there are 26.8 snowfall days, and 7.91" (201mm) of snow is accumulated.

Daylight

In September, the average length of the day in Depauw is 12h and 25min.
On the first day of September in Depauw, 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 7:28 pm EDT.

Sunshine

The average sunshine in September is 8.3h.

UV index

The average daily maximum UV index in September in Depauw, Indiana, is 5. A UV Index estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV rays for ordinary individuals.
Note: The daily maximum UV index of 5 in September interprets into the following advice:
Ensure safety - Imperative it is to shield skin and eyes from damage. To protect against the Sun's most potent rays, avoid direct exposure around midday. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear. Heed this! Snow reflection can almost augment the UV radiation of the sun by double.
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Frequently asked questions

What is the usual temperature for Depauw in September?

In Depauw, 79.2°F (26.2°C) is the average high-temperature and 59.7°F (15.4°C) is the average low-temperature during September. In August, the average heat index (a.k.a. 'feels like', 'felt air temperature'), which represents the influence of relative humidity on air temperature, is estimated at 96.8°F (36°C).

What is the average humidity in September in Depauw?

In September, the average relative humidity is 75%.

What is the driest month in Depauw?

September is the month with the least rainfall in Depauw, Indiana. Rain falls for 12.4 days and accumulates 1.65" (42mm) of precipitation.

How many days does it rain in September in Depauw?

In Depauw, Indiana, in September, during 12.4 rainfall days, 1.65" (42mm) of precipitation is typically accumulated.

When does it start to snow in Depauw?

September is the first month it typically snows in Depauw, Indiana. Throughout September, in the average 0.1 snowfall days, it receives 0.04" (1mm) of snow.

How many hours of daylight does Depauw have in September?

The average day length in September is 12h and 25min.

When is the sunrise / sunset in September in Depauw?

In September, on the first day of the month, sunrise is at 7:15 am and sunset at 8:14 pm. On the last day of the month, in Depauw, Indiana, sunrise is at 7:40 am and sunset at 7:28 pm EDT.

How many hours of sunshine does Depauw have in September?

The average sunshine duration in September is 8.3h.

How high is the UV index in September in Depauw?

In Depauw, Indiana, the average daily maximum UV index in September is 5. A UV Index estimate of 3 to 5 represents a moderate vulnerability from unprotected exposure to 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
Depauw, IN

Average temperature in September - Depauw, IN
  • Average high temperature in September: 79.2°F

The warmest month (with the highest average high temperature) is July (86.5°F).
The month with the lowest average high temperature is January (38.8°F).

  • Average low temperature in September: 59.7°F

The month with the highest average low temperature is July (67.1°F).
The coldest month (with the lowest average low temperature) is January (25.7°F).

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Average pressure in September
Depauw, IN

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

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

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Average wind speed in September
Depauw, IN

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

The windiest months (with the highest average wind speed) are January and February (7.7mph).
The calmest months (with the lowest average wind speed) are July and August (4.8mph).

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Average humidity in September
Depauw, IN

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

The months with the highest relative humidity are February and December (80%).
The month with the lowest relative humidity is October (74%).

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Average rainfall in September
Depauw, IN

Average rainfall in September - Depauw, IN
  • Average rainfall in September: 1.65"

The wettest month (with the highest rainfall) is April (3.31").
The driest month (with the least rainfall) is September (1.65").

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Average rainfall days in September
Depauw, IN

Average rainfall days in September - Depauw, IN
  • Average rainfall days in September: 12.4 days

The month with the highest number of rainy days is May (18.7 days).
The month with the least rainy days is November (9.8 days).

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Average snowfall in September
Depauw, IN

Average snowfall in September - Depauw, IN
  • Average snowfall in September: 0.04"

The month with the highest snowfall is January (2.24").
The months with the least snowfall are May, June, July and August (0").

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Average snowfall days in September
Depauw, IN

Average snowfall days in September - Depauw, IN
  • Average snowfall days in September: 0.1 days

The month with the highest number of snowfall days is January (7.6 days).
The months with the least snowfall days are May, June, July and August (0 days).

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

Average daylight in September / Average sunshine in September - Depauw, 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 2min

The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is December (Average sunshine: 4h and 18min).

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Average sunshine days in September
Depauw, IN

Average sunshine days in September - Depauw, IN
  • Average sunshine days in September: 15.2 days

The month with the most sunshine days is October (19.1 days).
The month with the least sunshine days is May (11.1 days).

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Average UV index in September
Depauw, IN

Average UV index in September - Depauw, IN
  • 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, November and December (UV index 2).

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Average cloud cover in September
Depauw, IN

Average cloud cover in September - Depauw, IN
  • Average cloud cover in September: 32

The month with the most cloud cover is January (Cloud cover 56).
The month with the least cloud cover is August (Cloud cover 29).

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Average visibility in September
Depauw, IN

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

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

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Depauw, Indiana, USA

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