September weather forecastBrooksburg, IN
September
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.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
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: 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: 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: 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: 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: 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: 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: 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: 12h and 24min
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 18min
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: 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: 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: 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: 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).





