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 in Sterling Heights results in a small decrease in the average high-temperature, moderately receding from a moderately hot 79.2°F (26.2°C) in August to a pleasant 72.5°F (22.5°C). Sterling Heights observes an average nighttime low-temperature of 56.1°F (13.4°C) during the month of September.Humidity
The average relative humidity in September in Sterling Heights, Michigan, is 75%.Rainfall
In Sterling Heights, during September, the rain falls for 13.6 days and regularly aggregates up to 1.69" (43mm) of precipitation. In Sterling Heights, during the entire year, the rain falls for 149.8 days and collects up to 23.31" (592mm) of precipitation.Snowfall
In Sterling Heights, Michigan, snow does not fall in June through September.Daylight
In Sterling Heights, the average length of the day in September is 12h and 29min.On the first day of the month, sunrise is at 6:57 am and sunset at 8:05 pm. On the last day of September, in Sterling Heights, Michigan, sunrise is at 7:28 am and sunset at 7:14 pm EDT.
Sunshine
In September, the average sunshine is 8.2h.UV index
In September, the average daily maximum UV index in Sterling Heights is 4. A UV Index estimate of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for ordinary individuals.Note: The maximum UV index of 4 during September leads to these instructions:
Undertake precautions - Guarding against sun damage is counselled. To protect against the Sun's most potent rays, avoid direct exposure around midday. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck.
Frequently asked questions
What is the usual temperature for Sterling Heights in September?
What is the average humidity in September in Sterling Heights?
How many days does it rain in September in Sterling Heights?
When it does not snow in Sterling Heights?
Does it snow in Sterling Heights in September?
What is the average length of the day in September in Sterling Heights?
What time are sunrise and sunset in September in Sterling Heights?
How many hours of sunshine does Sterling Heights have in September?
What is the UV index reading in September in Sterling Heights?
Average temperature in September
Sterling Heights, MI
- Average high temperature in September: 72.5°F
The warmest month (with the highest average high temperature) is July (80.8°F).
The month with the lowest average high temperature is January (28.4°F).
- Average low temperature in September: 56.1°F
The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (18.5°F).
Average pressure in September
Sterling Heights, MI
- Average pressure in September: 30.03"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
Sterling Heights, MI
- Average wind speed in September: 7.5mph
The windiest month (with the highest average wind speed) is January (10.1mph).
The calmest month (with the lowest average wind speed) is July (6.6mph).
Average humidity in September
Sterling Heights, MI
- Average humidity in September: 75%
The months with the highest relative humidity are January and February (85%).
The months with the lowest relative humidity are July and August (73%).
Average rainfall in September
Sterling Heights, MI
- Average rainfall in September: 1.69"
The wettest month (with the highest rainfall) is May (2.87").
The driest month (with the least rainfall) is December (1.3").
Average rainfall days in September
Sterling Heights, MI
- Average rainfall days in September: 13.6 days
The month with the highest number of rainy days is May (17.3 days).
The month with the least rainy days is February (5.3 days).
Average snowfall in September
Sterling Heights, MI
- Average snowfall in September: 0"
The month with the highest snowfall is February (5.12").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Sterling Heights, MI
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (14.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Sterling Heights, 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 6min).
- Average sunshine in September: 8h and 1min
The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 3h and 6min).
Average sunshine days in September
Sterling Heights, MI
- Average sunshine days in September: 14.2 days
The month with the most sunshine days is November (16.3 days).
The month with the least sunshine days is April (11.2 days).
Average UV index in September
Sterling Heights, MI
- Average UV index in September: 4
The month with the highest UV index is July (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in September
Sterling Heights, MI
- Average cloud cover in September: 34
The month with the most cloud cover is January (Cloud cover 67).
The month with the least cloud cover is July (Cloud cover 29).
Average visibility in September
Sterling Heights, MI
- Average visibility in September: 6mi
The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is January (5mi).
Sterling Heights, Michigan, USA
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