September weather forecast
Onondaga, MI

Weather in September

September, the first month of the autumn, in Onondaga, is also an agreeable month, with average temperature fluctuating between 72°F (22.2°C) and 52.7°F (11.5°C).

Temperature

In Onondaga, Michigan, the average high-temperature marginally drops, from a moderately hot 77.7°F (25.4°C) in August, to an agreeable 72°F (22.2°C). The average low-temperature,, is 52.7°F (11.5°C).

Humidity

The average relative humidity in Onondaga is 79%.

Rainfall

In Onondaga, Michigan, during September, the rain falls for 10.4 days and regularly aggregates up to 0.79" (20mm) of precipitation. Throughout the year, there are 110.7 rainfall days, and 10.47" (266mm) of precipitation is accumulated.

Snowfall

In Onondaga snow does not fall in June through September.

Daylight

In Onondaga, the average length of the day is 12.5h.

Sunshine

The average sunshine in Onondaga is 7.8h.

UV index

The average daily maximum UV index in Onondaga is 3. A UV Index value of 3 to 5 symbolizes a moderate health risk from unsafe exposure to the UV radiation for ordinary individuals.
Note: The average daily UV index of 3 in September transform into the following instructions:
Take precautions. Light skin individuals may get burned in less than 30 minutes. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
[Resources]

FAQ

What is the average humidity in September in Onondaga?

The average relative humidity in September in Onondaga is 79%.

How many days does it rain in September in Onondaga?

In Onondaga, in September, during 10.4 rainfall days, 0.79" (20mm) of precipitation is typically accumulated.

When it does not snow in Onondaga?

In Onondaga snow does not fall in June through September.

Does it snow in Onondaga in September?

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

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

In Onondaga, the average length of the day in September is 12.5h.

How long on average sun shines in September in Onondaga?

In Onondaga, Michigan, the average sunshine in September is 7.8h.

How high is the UV index in September in Onondaga?

The average daily maximum UV index in September in Onondaga is 3. A UV Index of 3 to 5 symbolizes a medium health risk from unsafe exposure to the Sun's UV rays.

Average temperature in September
Onondaga, MI

Average temperature in September - Onondaga, MI
  • Average high temperature in September: 72°F

The warmest month (with the highest average high temperature) is July (79°F).
The month with the lowest average high temperature is January (27.7°F).

  • Average low temperature in September: 52.7°F

The month with the highest average low temperature is July (60.6°F).
The coldest month (with the lowest average low temperature) is January (17.1°F).

[Resources]

Average pressure in September
Onondaga, MI

Average pressure in September - Onondaga, MI
  • Average pressure in September: 30.03"

Months with the highest atmospheric pressure are March and November (30.09").
The month with the lowest atmospheric pressure is June (29.93").

[Resources]

Average wind speed in September
Onondaga, MI

Average wind speed in September - Onondaga, MI
  • Average wind speed in September: 7.4mph

The windiest months (with the highest average wind speed) are January and February (10.3mph).
The calmest month (with the lowest average wind speed) is July (6.6mph).

[Resources]

Average humidity in September
Onondaga, MI

Average humidity in September - Onondaga, MI
  • Average humidity in September: 79%

The month with the highest relative humidity is January (88%).
The month with the lowest relative humidity is April (77%).

[Resources]

Average rainfall in September
Onondaga, MI

Average rainfall in September - Onondaga, MI
  • Average rainfall in September: 0.79"

The wettest month (with the highest rainfall) is May (1.54").
The driest months (with the least rainfall) are February, November and December (0.51").

[Resources]

Average rainfall days in September
Onondaga, MI

Average rainfall days in September - Onondaga, MI
  • Average rainfall days in September: 10.4 days

The month with the highest number of rainy days is May (14.7 days).
The month with the least rainy days is February (4.1 days).

[Resources]

Average snowfall in September
Onondaga, MI

Average snowfall in September - Onondaga, MI
  • Average snowfall in September: 0"

The month with the highest snowfall is February (1.85").
Months with the least snowfall are June, July, August and September (0").

[Resources]

Average snowfall days in September
Onondaga, MI

Average snowfall days in September - Onondaga, MI
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (12.6 days).
Months with the least snowfall days are June, July, August and September (0 days).

[Resources]

Average daylight in September /
Average sunshine in September
Onondaga, MI

Average daylight in September / Average sunshine in September - Onondaga, MI
  • Average daylight in September: 12.5h

The month with the longest days is June (Average daylight: 15.3h).
The month with the shortest days is December (Average daylight: 9.1h).

  • Average sunshine in September: 7.8h

The month with the most sunshine is July (Average sunshine: 10.1h).
The month with the least sunshine is January (Average sunshine: 2.6h).

[Resources]

Average sunshine days in September
Onondaga, MI

Average sunshine days in September - Onondaga, MI
  • Average sunshine days in September: 16.7 days

The month with the most sunshine days is November (18.4 days).
The month with the least sunshine days is May (13.6 days).

[Resources]

Average UV index in September
Onondaga, MI

Average UV index in September - Onondaga, MI
  • Average UV index in September: 3

The month with the highest UV index is June (UV index 6).
Months with the lowest UV index are January and December (UV index 1).

[Resources]

Average cloud cover in September
Onondaga, MI

Average cloud cover in September - Onondaga, MI
  • Average cloud cover in September: 38

The month with the most cloud cover is January (Cloud cover 73).
The month with the least cloud cover is July (Cloud cover 32).

[Resources]

Average visibility in September
Onondaga, MI

Average visibility in September - Onondaga, MI
  • Average visibility in September: 5mi

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

[Resources]

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location
* you will be automatically redirected to the weather forecast for your location