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
In September, the average high-temperature marginally drops from a moderately hot 79.2°F (26.2°C) in August to an agreeable 72.5°F (22.5°C). September nights in Highland Park are marked by an average low-temperature of 57.6°F (14.2°C).Humidity
In Highland Park, the average relative humidity in September is 74%.Rainfall
In Highland Park, in September, during 7.3 rainfall days, 0.31" (8mm) of precipitation is typically accumulated. Throughout the year, there are 83.2 rainfall days, and 5.2" (132mm) of precipitation is accumulated.Snowfall
June through October are months without snowfall.Daylight
The average length of the day in September in Highland Park is 12h and 28min.On the first day of the month, sunrise is at 6:58 am and sunset at 8:05 pm. On the last day of September, in Highland Park, sunrise is at 7:29 am and sunset at 7:15 pm EDT.
Sunshine
The average sunshine in September in Highland Park is 8.2h.UV index
In Highland Park, the average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a medium health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.Note: In September, the average maximum UV index of 4 translates into the following recommendations:
Exercise caution. Those with pale skin may experience burns in less than half an hour. Solar radiation peaks around mid-day, so it's wise to limit exposure to the Sun at this time. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays.
Frequently asked questions
What is the usual temperature for Highland Park in September?
What is the average humidity in September in Highland Park?
How many days does it rain in September in Highland Park?
When it does not snow in Highland Park?
What is the average length of the day in September in Highland Park?
When is the sunrise / sunset in September in Highland Park?
How many hours of sunshine does Highland Park have in September?
How high is the UV index in September in Highland Park?
Average temperature in September
Highland Park, MI
- Average high temperature in September: 72.5°F
The warmest month (with the highest average high temperature) is July (80.6°F).
The month with the lowest average high temperature is January (28.9°F).
- Average low temperature in September: 57.6°F
The month with the highest average low temperature is July (65.7°F).
The coldest month (with the lowest average low temperature) is January (19.4°F).
Average pressure in September
Highland Park, MI
- Average pressure in September: 30.04"Hg
The months with the highest atmospheric pressure are March and November (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in September
Highland Park, MI
- Average wind speed in September: 7.8mph
The windiest month (with the highest average wind speed) is January (10.3mph).
The calmest month (with the lowest average wind speed) is July (6.7mph).
Average humidity in September
Highland Park, MI
- Average humidity in September: 74%
The months with the highest relative humidity are January and February (84%).
The months with the lowest relative humidity are July and August (72%).
Average rainfall in September
Highland Park, MI
- Average rainfall in September: 0.31"
The wettest month (with the highest rainfall) is May (0.71").
The driest month (with the least rainfall) is February (0.24").
Average rainfall days in September
Highland Park, MI
- Average rainfall days in September: 7.3 days
The month with the highest number of rainy days is June (10.3 days).
The month with the least rainy days is February (3.3 days).
Average snowfall in September
Highland Park, MI
- Average snowfall in September: 0"
The month with the highest snowfall is February (0.79").
The months with the least snowfall are June, July, August, September and October (0").
Average snowfall days in September
Highland Park, MI
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (7.3 days).
The months with the least snowfall days are June, July, August, September and October (0 days).
Average daylight in September /
Average sunshine in September
Highland Park, 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 6min).
- Average sunshine in September: 8h and 1min
The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 3h and 6min).
Average sunshine days in September
Highland Park, MI
- Average sunshine days in September: 19.4 days
The month with the most sunshine days is December (24.8 days).
The month with the least sunshine days is June (16.8 days).
Average UV index in September
Highland Park, MI
- Average UV index in September: 4
The months with the highest UV index are July and August (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in September
Highland Park, MI
- Average cloud cover in September: 33
The month with the most cloud cover is January (Cloud cover 67).
The month with the least cloud cover is July (Cloud cover 28).
Average visibility in September
Highland Park, MI
- Average visibility in September: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Highland Park, Michigan, USA
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