September weather forecastFleener, IN

September

Weather in September

September, the first month of the autumn in Fleener, is also a moderately hot month, with an average temperature ranging between max 77.4°F (25.2°C) and min 58.3°F (14.6°C).

Temperature

A subtle shift in Fleener's weather is observed as August turns into September, with the average high temperature reducing from 83.3°F (28.5°C) to a still moderately hot 77.4°F (25.2°C). Fleener in September experiences a low-temperature average of 58.3°F (14.6°C).

Humidity

In September, the average relative humidity is 77%.

Rainfall

September is the month with the least rainfall. Rain falls for 12.3 days and accumulates 1.57" (40mm) of precipitation.

Snowfall

In Fleener, snow does not fall in May through September.

Daylight

In Fleener, the average length of the day in September is 12h and 26min.
On the first day of the month, sunrise is at 7:14 am and sunset at 8:15 pm. On the last day of September, sunrise is at 7:41 am and sunset at 7:29 pm EDT.

Sunshine

In September, the average sunshine is 8.4h.

UV index

In September, the average daily maximum UV index is 5. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to UV radiation for ordinary individuals.
Note: The daily high UV index of 5 in September translates into this advice:
Exercise caution. Those with pale skin may experience burns in less than half an hour. For skin protection, it's recommended to minimize Sun exposure during its peak hours around midday. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat.
Updated: Jul 13, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

During September, Fleener experiences an average high-temperature of 77.4°F (25.2°C) and a low-temperature of 58.3°F (14.6°C). The average heat index (a.k.a. 'feels like', 'real feel'), which calculates the temperature value influenced by the moisture in the air, in August is computed to be 91.4°F (33°C).

The average relative humidity in September is 77%.

September is the month with the least rainfall. Rain falls for 12.3 days and accumulates 1.57" (40mm) of precipitation.

In Fleener, in September, during 12.3 rainfall days, 1.57" (40mm) of precipitation is typically accumulated.

May through September are months without snowfall.

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

The average day length in September is 12h and 26min.

In September, on the first day of the month, sunrise is at 7:14 am and sunset at 8:15 pm. On the last day of the month, sunrise is at 7:41 am and sunset at 7:29 pm EDT.

The average sunshine duration in September is 8.4h.

In September, the average daily maximum UV index is 5. A UV Index estimate of 3 to 5 represents a medium health risk from unprotected exposure to UV radiation.
Average high temperature
Average low temperature
Average pressure
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Fleener, IN

  • Average high temperature in September: 77.4°F

The warmest month (with the highest average high temperature) is July (83.8°F).
The month with the lowest average high temperature is January (35.4°F).

  • Average low temperature in September: 58.3°F

The month with the highest average low temperature is July (65.3°F).
The coldest month (with the lowest average low temperature) is January (22.5°F).

Average pressure in September
Fleener, IN

  • Average pressure in September: 30.03"Hg

The months with the highest atmospheric pressure are January and November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

Average wind speed in September
Fleener, IN

  • Average wind speed in September: 5.7mph

The windiest months (with the highest average wind speed) are January and February (8.5mph).
The calmest month (with the lowest average wind speed) is August (5mph).

Average humidity in September
Fleener, IN

  • Average humidity in September: 77%

The month with the highest relative humidity is December (82%).
The month with the lowest relative humidity is October (75%).

Average rainfall in September
Fleener, IN

  • Average rainfall in September: 1.57"

The wettest month (with the highest rainfall) is May (3.23").
The driest month (with the least rainfall) is September (1.57").

Average rainfall days in September
Fleener, IN

  • Average rainfall days in September: 12.3 days

The month with the highest number of rainy days is May (19.6 days).
The months with the least rainy days are January and February (8 days).

Average snowfall in September
Fleener, IN

  • Average snowfall in September: 0"

The month with the highest snowfall is March (2.2").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in September
Fleener, IN

  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (6.8 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
Fleener, IN

  • Average daylight in September: 12h and 24min

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).

  • Average sunshine in September: 8h and 24min

The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 4h and 12min).

Average sunshine days in September
Fleener, IN

  • Average sunshine days in September: 15.3 days

The month with the most sunshine days is November (18.7 days).
The month with the least sunshine days is May (8.6 days).

Average UV index in September
Fleener, 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, October, November and December (UV index 2).

Average cloud cover in September
Fleener, IN

  • Average cloud cover in September: 33

The month with the most cloud cover is January (Cloud cover 57).
The month with the least cloud cover is August (Cloud cover 30).

Average visibility in September
Fleener, IN

  • Average visibility in September: 5mi

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