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
A modest decline in the average high-temperature is seen during September, decreasing from a warm 76.6°F (24.8°C) in August to a pleasant 70.5°F (21.4°C). Throughout September nights, Otter Lake registers an average low-temperature of 53.1°F (11.7°C).Humidity
In September, the average relative humidity in Otter Lake is 80%.Rainfall
In Otter Lake, in September, it is raining for 11.7 days, with typically 1.34" (34mm) of accumulated precipitation. Throughout the year, there are 139.3 rainfall days, and 19.96" (507mm) of precipitation is accumulated.Snowfall
June through September are months without snowfall in Otter Lake.Daylight
In September, the average length of the day is 12h and 29min.On the first day of the month, sunrise is at 6:58 am and sunset at 8:08 pm. On the last day of September, in Otter Lake, sunrise is at 7:30 am and sunset at 7:16 pm EDT.
Sunshine
In September, the average sunshine in Otter Lake is 7.9h.UV index
In September, the average daily maximum UV index is 3. A UV Index of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for the ordinary person.Note: The maximum daily UV index of 3 in September converts into the following recommendations:
Take care. Persons with lighter skin might suffer burns in less than 30 minutes. Solar radiation peaks around mid-day, so it's wise to limit exposure to the Sun at this time. Enhance your sun protection with tightly woven, yet airy clothing.
Frequently asked questions
What is the temperature in September in Otter Lake?
What is the average humidity in September in Otter Lake?
How much does it rain in Otter Lake in September?
When it does not snow in Otter Lake?
Does it snow in Otter Lake in September?
How many hours of daylight does Otter Lake have in September?
When are sunrise and sunset in September in Otter Lake?
How many hours of sunshine does Otter Lake have in September?
What is the UV index intensity in September in Otter Lake?
Average temperature in September
Otter Lake, MI
- Average high temperature in September: 70.5°F
The warmest month (with the highest average high temperature) is July (78.3°F).
The month with the lowest average high temperature is January (27°F).
- Average low temperature in September: 53.1°F
The month with the highest average low temperature is July (60.4°F).
The coldest month (with the lowest average low temperature) is January (16.2°F).
Average pressure in September
Otter Lake, MI
- Average pressure in September: 30.03"Hg
The month with the highest atmospheric pressure is March (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in September
Otter Lake, MI
- Average wind speed in September: 7.5mph
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).
Average humidity in September
Otter Lake, MI
- Average humidity in September: 80%
The month with the highest relative humidity is January (88%).
The month with the lowest relative humidity is April (76%).
Average rainfall in September
Otter Lake, MI
- Average rainfall in September: 1.34"
The wettest month (with the highest rainfall) is May (2.24").
The driest month (with the least rainfall) is December (1.06").
Average rainfall days in September
Otter Lake, MI
- Average rainfall days in September: 11.7 days
The month with the highest number of rainy days is May (15.9 days).
The month with the least rainy days is February (4.5 days).
Average snowfall in September
Otter Lake, MI
- Average snowfall in September: 0"
The month with the highest snowfall is February (4.33").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Otter Lake, MI
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (16.6 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Otter Lake, MI
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 0min).
- Average sunshine in September: 7h and 5min
The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 2h and 48min).
Average sunshine days in September
Otter Lake, MI
- Average sunshine days in September: 16.1 days
The month with the most sunshine days is September (16.1 days).
The month with the least sunshine days is February (8.9 days).
Average UV index in September
Otter Lake, MI
- Average UV index in September: 3
The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in September
Otter Lake, 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 30).
Average visibility in September
Otter Lake, MI
- Average visibility in September: 6mi
The months with the highest visibility are March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January and February (5mi).
Otter Lake, Michigan, USA
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