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
The onset of September is marked by a minor decrease in temperature, transitioning from a moderately hot 79.2°F (26.2°C) in August to a pleasant 72.5°F (22.5°C). During September, Highland Park's temperature falls to a steady low-temperature average of 57.6°F (14.2°C).Humidity
In Highland Park, the average relative humidity in September is 74%.Rainfall
In Highland Park, during September, the rain falls for 7.3 days and regularly aggregates up to 0.31" (8mm) of precipitation. In Highland Park, during the entire year, the rain falls for 83.2 days and collects up to 5.2" (132mm) of precipitation.Snowfall
In Highland Park, snow does not fall in June through October.Daylight
The average length of the day in September 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, sunrise is at 7:29 am and sunset at 7:15 pm EDT.
Sunshine
In September, the average sunshine is 8.2h.UV index
In Highland Park, the average daily maximum UV index in September is 4. A UV Index reading of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV rays for the average person.Note: An average maximum UV index of 4 in September leads to these recommendations:
Undertake precautions - Obligation exists to protect against skin and eye damage. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Highland Park in September?
What is the average humidity in September?
How many days does it rain in September?
When it does not snow?
How many hours of daylight does Highland Park have in September?
When are sunrise and sunset in September in Highland Park?
How long on average sun shines in September in Highland Park?
What is the UV index intensity in September?
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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