September weather forecastLaona, WI

September

Weather in September

The first month of the autumn, September, is also an enjoyable month in Laona, Wisconsin, with an average temperature varying between 48°F (8.9°C) and 67.1°F (19.5°C).

Temperature

September reveals a small adjustment in temperature, transitioning from an average high of a warm 75.2°F (24°C) in August to an enjoyable 67.1°F (19.5°C). September in Laona sees the temperature falling to a mean low of 48°F (8.9°C).

Humidity

In September, the average relative humidity is 80%.

Rainfall

In Laona, during September, the rain falls for 12.4 days and regularly aggregates up to 1.73" (44mm) of precipitation. In Laona, during the entire year, the rain falls for 120.4 days and collects up to 22.99" (584mm) of precipitation.

Snowfall

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

Daylight

In September, the average length of the day is 12h and 31min.
On the first day of the month, sunrise is at 6:16 am and sunset at 7:31 pm. On the last day of September, sunrise is at 6:52 am and sunset at 6:36 pm CDT.

Sunshine

The average sunshine in September is 7.6h.

UV index

The average daily maximum UV index in September in Laona is 3. A UV Index reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for ordinary individuals.
Note: In September, the maximum UV index of 3 suggests this advice:
Exercise caution. Those with pale skin may experience burns in less than half an hour. Sun exposure should be minimized, especially during midday, to avoid harmful UV radiation. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses.

Updated: Aug 17, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

In Laona, in September, the average high-temperature is 67.1°F (19.5°C), and the average low-temperature is 48°F (8.9°C).

The average relative humidity in September is 80%.

In Laona, in September, during 12.4 rainfall days, 1.73" (44mm) of precipitation is typically accumulated.

June through September are months without snowfall.

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

The average day length in September is 12h and 31min.

On the first day of September, sunrise is at 6:16 am and sunset at 7:31 pm. On the last day of the month, sunrise is at 6:52 am and sunset at 6:36 pm CDT.

In Laona, the average sunshine duration in September is 7.6h.

In Laona, the average daily maximum UV index in September is 3. A UV Index value of 3 to 5 symbolizes a moderate health threat from exposure to the Sun's UV radiation.

Today

Tomorrow

Long-term

Year J F M A M J J A September O N D

Aug

September

Oct

Average high temperature

75.2°F

67.1°F

51.1°F

Average low temperature

Average pressure

Average wind speed

Average max. wind speed

7.2mph

7.6mph

8.8mph

Average wind speed gusts

Average humidity

Average rainfall

Average rainfall days

Average snowfall

Average snowfall days

Average daylight

Average sunshine

Average sunshine days

13.3

15.3

14.9

Average UV index

Average cloud cover

Average visibility

Average temperature in September
Laona, WI

Average high temperature in September: 67.1°F

The warmest month (with the highest average high temperature) is July (77.4°F).
The month with the lowest average high temperature is January (19.8°F).

Average low temperature in September: 48°F

The month with the highest average low temperature is July (56.5°F).
The coldest month (with the lowest average low temperature) is January (8.4°F).

Average pressure in September
Laona, WI

Average pressure in September: 30.01"Hg

The month with the highest atmospheric pressure is March (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

Average wind speed in September
Laona, WI

Average wind speed in September: 7.3mph

The windiest months (with the highest average wind speed) are April and November (8.5mph).
The calmest month (with the lowest average wind speed) is August (6.7mph).

Average humidity in September
Laona, WI

Average humidity in September: 80%

The months with the highest relative humidity are January and February (91%).
The month with the lowest relative humidity is May (72%).

Average rainfall in September
Laona, WI

Average rainfall in September: 1.73"

The wettest month (with the highest rainfall) is June (2.83").
The driest month (with the least rainfall) is January (1.02").

Average rainfall days in September
Laona, WI

Average rainfall days in September: 12.4 days

The month with the highest number of rainy days is May (16.1 days).
The month with the least rainy days is February (2.4 days).

Average snowfall in September
Laona, WI

Average snowfall in September: 0"

The month with the highest snowfall is February (7.8").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in September
Laona, WI

Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (20.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in September /
Average sunshine in September
Laona, WI

Average daylight in September: 12h and 30min

The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).

Average sunshine in September: 7h and 36min

The month with the most sunshine is July (Average sunshine: 9h and 36min).
The month with the least sunshine is January (Average sunshine: 2h and 12min).

Average sunshine days in September
Laona, WI

Average sunshine days in September: 15.3 days

The month with the most sunshine days is September (15.3 days).
The month with the least sunshine days is February (10.8 days).

Average UV index in September
Laona, WI

Average UV index in September: 3

The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 1).