September weather forecastBussey, IA

September

Weather in September

September, the first month of the autumn in Bussey, is also a moderately hot month, with an average temperature fluctuating between 56.5°F (13.6°C) and 75.7°F (24.3°C).

Temperature

During the shift to September, Bussey records a mild decrease in average high-temperature, moving from a warm 81.9°F (27.7°C) in August to a still moderately hot 75.7°F (24.3°C). Throughout the September nights, Bussey encounters a low-temperature of 56.5°F (13.6°C).

Humidity

In September, the average relative humidity is 76%.

Rainfall

In Bussey, during September, the rain falls for 10.9 days and regularly aggregates up to 2.05" (52mm) of precipitation. In Bussey, during the entire year, the rain falls for 119 days and collects up to 19.02" (483mm) of precipitation.

Snowfall

In Bussey, snow does not fall in June through September.

Daylight

In September, the average length of the day is 12h and 28min.
On the first day of September, sunrise is at 6:38 am and sunset at 7:43 pm. On the last day of the month, sunrise is at 7:07 am and sunset at 6:54 pm CDT.

Sunshine

The average sunshine in September is 9.3h.

UV index

In September, the average daily maximum UV index is 4. A UV Index estimate of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV radiation for average individuals.
Note: The maximum daily UV index of 4 in September interprets into the following recommendations:
Ensure safety - Sun damage prevention is strongly urged. Stay safe from the Sun's strongest UV rays by limiting exposure during midday. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat.
Updated: Jul 21, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

During September, Bussey experiences an average high-temperature of 75.7°F (24.3°C) and a low-temperature of 56.5°F (13.6°C). In August, the average heat index (a.k.a. 'real feel', 'feels like'), which represents the influence of relative humidity on air temperature, is estimated at 87.8°F (31°C).

In Bussey, the average relative humidity in September is 76%.

In September, the rain falls for 10.9 days. Throughout September, 2.05" (52mm) of precipitation is accumulated.

June through September are months without snowfall in Bussey.

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

In September, the average day length is 12h and 28min.

On the first day of September, sunrise is at 6:38 am and sunset at 7:43 pm. On the last day of the month, sunrise is at 7:07 am and sunset at 6:54 pm CDT.

The average sunshine duration in September is 9.3h.

In September, the average daily maximum UV index is 4. A UV Index of 3 to 5 symbolizes a medium hazard to health 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
Bussey, IA

  • Average high temperature in September: 75.7°F

The warmest month (with the highest average high temperature) is July (82.9°F).
The month with the lowest average high temperature is January (29.3°F).

  • Average low temperature in September: 56.5°F

The month with the highest average low temperature is July (66°F).
The coldest month (with the lowest average low temperature) is January (16.2°F).

Average pressure in September
Bussey, IA

  • Average pressure in September: 30.02"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).

Average wind speed in September
Bussey, IA

  • Average wind speed in September: 8mph

The windiest month (with the highest average wind speed) is January (10.7mph).
The calmest months (with the lowest average wind speed) are July and August (7mph).

Average humidity in September
Bussey, IA

  • Average humidity in September: 76%

The month with the highest relative humidity is June (83%).
The month with the lowest relative humidity is October (72%).

Average rainfall in September
Bussey, IA

  • Average rainfall in September: 2.05"

The wettest month (with the highest rainfall) is June (2.99").
The driest month (with the least rainfall) is December (0.63").

Average rainfall days in September
Bussey, IA

  • Average rainfall days in September: 10.9 days

The month with the highest number of rainy days is May (16 days).
The month with the least rainy days is January (4 days).

Average snowfall in September
Bussey, IA

  • Average snowfall in September: 0"

The month with the highest snowfall is January (2.87").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in September
Bussey, IA

  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (8.2 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in September /
Average sunshine in September
Bussey, IA

  • Average daylight in September: 12h and 30min

The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).

  • Average sunshine in September: 9h and 18min

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 6min).

Average sunshine days in September
Bussey, IA

  • Average sunshine days in September: 17 days

The month with the most sunshine days is November (21.9 days).
The month with the least sunshine days is June (11.1 days).

Average UV index in September
Bussey, IA

  • Average UV index in September: 4

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, October, November and December (UV index 2).

Average cloud cover in September
Bussey, IA

  • Average cloud cover in September: 30

The month with the most cloud cover is January (Cloud cover 54).
The month with the least cloud cover is July (Cloud cover 29).

Average visibility in September
Bussey, IA

  • Average visibility in September: 6mi

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