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 shift from August to September includes a small decrease in the average high-temperature, from a pleasant 72.7°F (22.6°C) to an enjoyable 65.7°F (18.7°C). Manistique, in the month of September, anticipates a consistent average low-temperature of 52.7°F (11.5°C).Humidity
In September, the average relative humidity is 80%.Rainfall
In Manistique, in September, during 12.3 rainfall days, 2.13" (54mm) of precipitation is typically accumulated. In Manistique, during the entire year, the rain falls for 128.3 days and collects up to 22.52" (572mm) of precipitation.Snowfall
In Manistique, snow does not fall in May through September.Ocean temperature
In Manistique, the average seawater temperature in September is 65.8°F (18.8°C).Note: Swimming in water that is 65.8°F (18.8°C) is not enjoyable for most. Breathing becomes more challenging to manage as the water temperature dips from 69.8°F (21°C) to 59°F (15°C).
Daylight
In September, the average length of the day is 12h and 32min.On the first day of September in Manistique, sunrise is at 7:06 am and sunset at 8:22 pm. On the last day of the month, sunrise is at 7:43 am and sunset at 7:26 pm EDT.
Sunshine
In September, the average sunshine is 7.6h.UV index
The average daily maximum UV index in September is 3. A UV Index estimate of 3 to 5 represents a moderate threat to health from unsafe exposure to UV radiation for the ordinary person.Note: In September, a regular UV index of 3 translates into these guidelines:
Act with care - The suggestion to avoid sunburn is emphasized. Considering the Sun's intensity during midday, it's wise to minimize direct exposure. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average September temperature?
What is the average humidity in September?
How much does it rain in September?
When it does not snow?
Does it snow in September?
What is the ocean temperature in September in Manistique?
What is the average length of the day in September?
When is the sunrise / sunset in September?
How many hours of sunshine does Manistique have in September?
What is the UV index reading in September?
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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