September weather forecast
Brooksburg, IN

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Weather in September

September, the first month of the autumn in Brooksburg, is still a warm month, with an average temperature fluctuating between 78.3°F (25.7°C) and 58.6°F (14.8°C).

Temperature

September is marked by a subtle drop in average high-temperatures, transitioning from 84.6°F (29.2°C) in August to a still moderately hot 78.3°F (25.7°C). In September, the nighttime temperature in Brooksburg lowers to an average of 58.6°F (14.8°C).

Humidity

August through October, with an average relative humidity of 75%, are the least humid months in Brooksburg.

Rainfall

September is the month with the least rainfall in Brooksburg, Indiana. Rain falls for 14.6 days and accumulates 2.13" (54mm) of precipitation.

Snowfall

In Brooksburg, Indiana, snow does not fall in May through October.

Daylight

In Brooksburg, the average length of the day in September is 12h and 26min.
On the first day of the month, sunrise is at 7:10 am and sunset at 8:10 pm. On the last day of September, in Brooksburg, sunrise is at 7:36 am and sunset at 7:24 pm EDT.

Sunshine

In Brooksburg, the average sunshine in September is 8.3h.

UV index

In Brooksburg, Indiana, the average daily maximum UV index in September is 5. A UV Index of 3 to 5 symbolizes a moderate health risk from unprotected exposure to Sun's UV rays for average individuals.
Note: The maximum daily UV index of 5 in September interprets into the following recommendations:
Undertake precautions - Obligation exists to protect against skin and eye damage. Midday Sun has the strongest UV rays, making it crucial to limit exposure and find shade. Experience reduced UV exposure by about half when donning a wide-brim hat.
Updated: Feb 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are September temperatures in Brooksburg?

An average high-temperature, in September, in Brooksburg, is 78.3°F (25.7°C) and the average low-temperature is 58.6°F (14.8°C). In August, the average heat index (a.k.a. 'felt air temperature', 'feels like'), which combines air temperature and relative humidity, is estimated at 93.2°F (34°C).

What is the least humid month in Brooksburg?

The months with the lowest humidity in Brooksburg are August through October, with an average relative humidity of 75%.

What is the average humidity in September in Brooksburg?

The average relative humidity in September in Brooksburg is 75%.

What is the driest month in Brooksburg?

The month with the least rainfall in Brooksburg, Indiana, is September, when the rain falls for 14.6 days and typically collects 2.13" (54mm) of precipitation.

How many days does it rain in September in Brooksburg?

In Brooksburg, in September, during 14.6 rainfall days, 2.13" (54mm) of precipitation is typically accumulated.

When it does not snow in Brooksburg?

May through October are months without snowfall in Brooksburg, Indiana.

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

In September, the average day length in Brooksburg, Indiana, is 12h and 26min.

What time are sunrise and sunset in September in Brooksburg?

In September, on the first day of the month, sunrise is at 7:10 am and sunset at 8:10 pm. On the last day of the month, in Brooksburg, Indiana, sunrise is at 7:36 am and sunset at 7:24 pm EDT.

How long on average sun shines in September in Brooksburg?

The average sunshine duration in September is 8.3h.

How high is the UV index in September in Brooksburg?

The average daily maximum UV index in September in Brooksburg, Indiana, is 5. A UV Index reading of 3 to 5 represents a medium health risk 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
Brooksburg, IN

Average temperature in September - Brooksburg, IN
  • Average high temperature in September: 78.3°F

The warmest month (with the highest average high temperature) is July (85.3°F).
The month with the lowest average high temperature is January (37.2°F).

  • Average low temperature in September: 58.6°F

The month with the highest average low temperature is July (65.8°F).
The coldest month (with the lowest average low temperature) is January (24.3°F).

Average pressure in September
Brooksburg, IN

Average pressure in September - Brooksburg, 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
Brooksburg, IN

Average wind speed in September - Brooksburg, IN
  • Average wind speed in September: 5.5mph

The windiest month (with the highest average wind speed) is January (8.4mph).
The calmest months (with the lowest average wind speed) are July and August (4.9mph).

Average humidity in September
Brooksburg, IN

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

The months with the highest relative humidity are February and December (81%).
The months with the lowest relative humidity are August, September and October (75%).

Average rainfall in September
Brooksburg, IN

Average rainfall in September - Brooksburg, IN
  • Average rainfall in September: 2.13"

The wettest month (with the highest rainfall) is April (4.06").
The driest month (with the least rainfall) is September (2.13").

Average rainfall days in September
Brooksburg, IN

Average rainfall days in September - Brooksburg, IN
  • Average rainfall days in September: 14.6 days

The month with the highest number of rainy days is May (19 days).
The month with the least rainy days is February (10.4 days).

Average snowfall in September
Brooksburg, IN

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

The month with the highest snowfall is February (2.52").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in September
Brooksburg, IN

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

The month with the highest number of snowfall days is January (8.4 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
Brooksburg, IN

Average daylight in September / Average sunshine in September - Brooksburg, 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 12min).
The month with the least sunshine is January (Average sunshine: 4h and 6min).

Average sunshine days in September
Brooksburg, IN

Average sunshine days in September - Brooksburg, IN
  • Average sunshine days in September: 13.1 days

The month with the most sunshine days is October (17.5 days).
The month with the least sunshine days is May (9.8 days).

Average UV index in September
Brooksburg, IN

Average UV index in September - Brooksburg, 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
Brooksburg, IN

Average cloud cover in September - Brooksburg, IN
  • Average cloud cover in September: 33

The month with the most cloud cover is January (Cloud cover 58).
The month with the least cloud cover is August (Cloud cover 29).

Average visibility in September
Brooksburg, IN

Average visibility in September - Brooksburg, 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).

Brooksburg, Indiana, USA

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