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 sea temperature 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
The transition into September is accompanied by a slight temperature decrease, with the average high-temperature shifting from an agreeable 72.7°F (22.6°C) in August to a comfortable 65.7°F (18.7°C). September brings with it a nighttime average temperature of 52.7°F (11.5°C).Humidity
In September, the average relative humidity in Manistique, Michigan, is 80%.Rainfall
In Manistique, during September, the rain falls for 12.3 days and regularly aggregates up to 2.13" (54mm) of precipitation. Throughout the year, there are 128.3 rainfall days, and 22.52" (572mm) of precipitation is accumulated.Snowfall
In Manistique, snow does not fall in May through September.Ocean temperature
In Manistique, Michigan, the average seawater temperature in September is 65.8°F (18.8°C).Note: For most, swimming in 65.8°F (18.8°C) is not a pleasant activity. Breathing becomes increasingly challenging as water temperature descends from 69.8°F (21°C) to 59°F (15°C).
Daylight
The average length of the day in September in Manistique, Michigan, is 12h and 32min.On the first day of the month, sunrise is at 7:06 am and sunset at 8:22 pm. On the last day of September, in Manistique, sunrise is at 7:43 am and sunset at 7:26 pm EDT.
Sunshine
The average sunshine in September is 7.6h.UV index
In September, the average daily maximum UV index is 3. 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 UV index of 3 during September leads to these instructions:
Prioritize safety - Recommendations to avert sunburn are shared. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation.
Frequently asked questions
What is the usual temperature for Manistique in September?
What is the average humidity in September in Manistique?
How many days does it rain in September in Manistique?
When it does not snow in Manistique?
Does it snow in Manistique in September?
How cold is the water in September in Manistique?
How many hours of daylight does Manistique have in September?
When are sunrise and sunset in September in Manistique?
How long on average sun shines in September in Manistique?
What is the UV index reading in September in Manistique?
Average temperature in September
Manistique, MI
- Average high temperature in September: 65.7°F
The warmest month (with the highest average high temperature) is July (73°F).
The month with the lowest average high temperature is January (24.1°F).
- Average low temperature in September: 52.7°F
The month with the highest average low temperature is August (57.7°F).
The coldest month (with the lowest average low temperature) is January (15.3°F).
Average pressure in September
Manistique, MI
- Average pressure in September: 30.01"Hg
The month with the highest atmospheric pressure is March (30.08"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in September
Manistique, MI
- Average wind speed in September: 8.8mph
The windiest month (with the highest average wind speed) is November (10.6mph).
The calmest month (with the lowest average wind speed) is June (7.6mph).
Average humidity in September
Manistique, MI
- Average humidity in September: 80%
The month with the highest relative humidity is January (88%).
The month with the lowest relative humidity is May (73%).
Average rainfall in September
Manistique, MI
- Average rainfall in September: 2.13"
The wettest month (with the highest rainfall) is October (2.91").
The driest month (with the least rainfall) is February (1.18").
Average rainfall days in September
Manistique, MI
- Average rainfall days in September: 12.3 days
The month with the highest number of rainy days is October (16 days).
The month with the least rainy days is February (3.3 days).
Average snowfall in September
Manistique, MI
- Average snowfall in September: 0"
The month with the highest snowfall is December (7.44").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in September
Manistique, MI
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (21.6 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average sea temperature in September
Manistique, MI
- Average sea temperature in September: 65.9°F
The best month for swimming (with the highest average sea temperature) is August (69.3°F).
The coldest month (with the lowest average sea temperature) is March (34°F).
Average daylight in September /
Average sunshine in September
Manistique, MI
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 42min).
The month with the shortest days is December (Average daylight: 8h and 42min).
- Average sunshine in September: 7h and 4min
The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 2h and 12min).
Average sunshine days in September
Manistique, MI
- Average sunshine days in September: 15.5 days
The month with the most sunshine days is June (15.8 days).
The month with the least sunshine days is January (8.2 days).
Average UV index in September
Manistique, MI
- Average UV index in September: 3
The months with the highest UV index are July and August (UV index 5).
The months with the lowest UV index are January, February, March, November and December (UV index 1).
Average cloud cover in September
Manistique, MI
- Average cloud cover in September: 36
The month with the most cloud cover is January (Cloud cover 78).
The month with the least cloud cover is July (Cloud cover 33).
Average visibility in September
Manistique, 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).
Manistique, Michigan, USA
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