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
September's arrival comes with a mild decrease in the average high-temperature, moving subtly from a warm 79.3°F (26.3°C) in August to a pleasant 72.5°F (22.5°C). The average low-temperature, in September, in Southfield, Michigan, is a refreshing 56.3°F (13.5°C).Humidity
The average relative humidity in September in Southfield is 75%.Rainfall
In September, in Southfield, the rain falls for 13.7 days. Throughout September, 1.81" (46mm) of precipitation is accumulated. In Southfield, during the entire year, the rain falls for 148.9 days and collects up to 24.06" (611mm) of precipitation.Snowfall
In Southfield, snow does not fall in June through September.Daylight
In September, the average length of the day is 12h and 28min.On the first day of September in Southfield, sunrise is at 6:58 am and sunset at 8:06 pm. On the last day of the month, sunrise is at 7:29 am and sunset at 7:15 pm EDT.
Sunshine
In Southfield, the average sunshine in September is 8.1h.UV index
In Southfield, the average daily maximum UV index in September is 4. A UV Index of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to UV radiation for the ordinary person.Note: The maximum daily UV index of 4 in September interprets into the following recommendations:
Take precautions - Protection against sunburn is recommended. Stay safe from the Sun's strongest UV rays by limiting exposure during midday. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days.
Frequently asked questions
What are September temperatures in Southfield?
What is the average humidity in September in Southfield?
How much does it rain in Southfield in September?
When it does not snow in Southfield?
Does it snow in Southfield in September?
What is the average length of the day in September in Southfield?
What time are sunrise and sunset in September in Southfield?
How many hours of sunshine does Southfield have in September?
How high is the UV index in September in Southfield?
Average temperature in September
Southfield, MI
- Average high temperature in September: 72.5°F
The warmest month (with the highest average high temperature) is July (81°F).
The month with the lowest average high temperature is January (28.4°F).
- Average low temperature in September: 56.3°F
The month with the highest average low temperature is July (64.2°F).
The coldest month (with the lowest average low temperature) is January (18.1°F).
Average pressure in September
Southfield, 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
Southfield, MI
- Average wind speed in September: 7.4mph
The windiest month (with the highest average wind speed) is January (10mph).
The calmest month (with the lowest average wind speed) is July (6.6mph).
Average humidity in September
Southfield, MI
- Average humidity in September: 75%
The month with the highest relative humidity is February (85%).
The months with the lowest relative humidity are July and August (72%).
Average rainfall in September
Southfield, MI
- Average rainfall in September: 1.81"
The wettest month (with the highest rainfall) is May (3.03").
The driest month (with the least rainfall) is December (1.3").
Average rainfall days in September
Southfield, MI
- Average rainfall days in September: 13.7 days
The month with the highest number of rainy days is May (18.3 days).
The month with the least rainy days is February (4.8 days).
Average snowfall in September
Southfield, MI
- Average snowfall in September: 0"
The month with the highest snowfall is February (5.39").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Southfield, MI
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (13.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Southfield, 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 24min).
The month with the least sunshine is January (Average sunshine: 3h and 0min).
Average sunshine days in September
Southfield, MI
- Average sunshine days in September: 14.3 days
The month with the most sunshine days is November (17.5 days).
The months with the least sunshine days are April, May and July (10.8 days).
Average UV index in September
Southfield, MI
- Average UV index in September: 4
The months with the highest UV index are July and August (UV index 6).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in September
Southfield, MI
- Average cloud cover in September: 34
The month with the most cloud cover is January (Cloud cover 68).
The month with the least cloud cover is July (Cloud cover 29).
Average visibility in September
Southfield, 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).
Southfield, Michigan, USA
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