Contents
- Weather in September
- Frequently asked questions
- Average temperature in September
- Average pressure in September
- Average wind speed in September
- Average humidity in September
- Average rainfall in September
- Average rainfall days in September
- Average snowfall in September
- Average snowfall days in September
- Average daylight in September
- Average sunshine in September
- Average sunshine days in September
- Average UV index in September
- Average cloud cover in September
- Average visibility in September
Weather in September
Temperature
With the onset of September, Homer's climate undergoes a slight change as the average high-temperature moves from a moderately hot 77.5°F (25.3°C) in August to an agreeable 71.8°F (22.1°C). Nightly temperatures drop to an average low of 53.6°F (12°C) in September.Humidity
In Homer, the average relative humidity in September is 80%.Rainfall
In Homer, in September, it is raining for 12.5 days, with typically 1.65" (42mm) of accumulated precipitation. Throughout the year, there are 151.8 rainfall days, and 25.31" (643mm) of precipitation is accumulated.Snowfall
June through September are months without snowfall.Daylight
In September, the average length of the day is 12h and 28min.On the first day of the month, sunrise is at 7:05 am and sunset at 8:12 pm. On the last day of September, sunrise is at 7:35 am and sunset at 7:21 pm EDT.
Sunshine
The average sunshine in September is 7.9h.UV index
In Homer, the average daily maximum UV index in September is 4. A UV Index reading of 3 to 5 represents a medium health hazard from exposure to the Sun's UV rays for the ordinary person.Note: The maximum daily UV index, 4 in September, converts into the following recommendations:
Put precautions into practice - Protective measures against sun-induced damage are advised. Avoiding the Sun during its peak radiation time around midday is a healthy practice. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage.
Frequently asked questions
What is the average September temperature in Homer?
What is the average humidity in September in Homer?
How many days does it rain in September in Homer?
When it does not snow in Homer?
Does it snow in Homer in September?
How many hours of daylight does Homer have in September?
When is the sunrise / sunset in September in Homer?
How long on average sun shines in September in Homer?
How high is the UV index in September in Homer?
Average temperature in September
Homer, MI
- Average high temperature in September: 71.8°F
The warmest month (with the highest average high temperature) is July (78.8°F).
The month with the lowest average high temperature is January (28°F).
- Average low temperature in September: 53.6°F
The month with the highest average low temperature is July (61.3°F).
The coldest month (with the lowest average low temperature) is January (17.1°F).
Average pressure in September
Homer, MI
- Average pressure in September: 30.03"Hg
The months with the highest atmospheric pressure are January, March and November (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in September
Homer, MI
- Average wind speed in September: 7.3mph
The windiest month (with the highest average wind speed) is January (10.4mph).
The calmest months (with the lowest average wind speed) are July and August (6.5mph).
Average humidity in September
Homer, MI
- Average humidity in September: 80%
The months with the highest relative humidity are January and February (87%).
The month with the lowest relative humidity is April (77%).
Average rainfall in September
Homer, MI
- Average rainfall in September: 1.65"
The wettest month (with the highest rainfall) is May (3.39").
The driest month (with the least rainfall) is December (1.46").
Average rainfall days in September
Homer, MI
- Average rainfall days in September: 12.5 days
The month with the highest number of rainy days is May (18.3 days).
The month with the least rainy days is February (5.8 days).
Average snowfall in September
Homer, MI
- Average snowfall in September: 0"
The month with the highest snowfall is January (4.25").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Homer, MI
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (16.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Homer, MI
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in September: 7h and 5min
The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 2h and 48min).
Average sunshine days in September
Homer, MI
- Average sunshine days in September: 15.7 days
The month with the most sunshine days is September (15.7 days).
The month with the least sunshine days is February (9.8 days).
Average UV index in September
Homer, MI
- Average UV index in September: 4
The months with the highest UV index are May, June, July and August (UV index 5).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in September
Homer, MI
- Average cloud cover in September: 36
The month with the most cloud cover is January (Cloud cover 71).
The month with the least cloud cover is July (Cloud cover 31).
Average visibility in September
Homer, MI
- Average visibility in September: 5mi
The months with the highest visibility are March, April, May, June, October and November (6mi).
The months with the lowest visibility are January, February, July, August, September and December (5mi).
Homer, Michigan, USA
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