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 warm 79°F (26.1°C) in August to an agreeable 72.1°F (22.3°C). In September, the average low-temperature is 55.8°F (13.2°C).Humidity
The average relative humidity in September is 76%.Rainfall
In September, in Farmington Hills, the rain falls for 11.6 days. Throughout September, 1.06" (27mm) of precipitation is accumulated. Throughout the year, there are 122 rainfall days, and 12.48" (317mm) of precipitation is accumulated.Snowfall
June through September are months without snowfall in Farmington Hills, Michigan.Daylight
In September, the average length of the day is 12h and 28min.On the first day of September, sunrise is at 6:58 am and sunset at 8:08 pm. On the last day of the month, sunrise is at 7:29 am and sunset at 7:17 pm EDT.
Sunshine
In September, the average sunshine in Farmington Hills is 7.9h.UV index
In Farmington Hills, the average daily maximum UV index in September is 4. A UV Index of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV rays for ordinary individuals.Note: In September, the average maximum UV index of 4 translate into the following recommendations:
Take precautions - Protection against skin and eye damage is obliged. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.
FAQ
What is the temperature in September in Farmington Hills?
What is the average humidity in September in Farmington Hills?
How many days does it rain in September in Farmington Hills?
When it does not snow in Farmington Hills?
Does it snow in Farmington Hills in September?
How many hours of daylight does Farmington Hills have in September?
What time are sunrise and sunset in September in Farmington Hills?
How long on average sun shines in September in Farmington Hills?
How high is the UV index in September in Farmington Hills?
Average temperature in September
Farmington Hills, MI
- Average high temperature in September: 72.1°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 (28.2°F).
- Average low temperature in September: 55.8°F
The month with the highest average low temperature is July (63.3°F).
The coldest month (with the lowest average low temperature) is January (17.8°F).
Average pressure in September
Farmington Hills, 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
Farmington Hills, MI
- Average wind speed in September: 7.3mph
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
Farmington Hills, MI
- Average humidity in September: 76%
The month with the highest relative humidity is February (86%).
The months with the lowest relative humidity are July and August (74%).
Average rainfall in September
Farmington Hills, MI
- Average rainfall in September: 1.06"
The wettest month (with the highest rainfall) is May (1.61").
The driest months (with the least rainfall) are February and December (0.63").
Average rainfall days in September
Farmington Hills, MI
- Average rainfall days in September: 11.6 days
The month with the highest number of rainy days is May (15.9 days).
The month with the least rainy days is January (4.3 days).
Average snowfall in September
Farmington Hills, MI
- Average snowfall in September: 0"
The month with the highest snowfall is February (2.4").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Farmington Hills, MI
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (12.6 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Farmington Hills, MI
- Average daylight in September: 12h and 28min
The month with the longest days is June (Average daylight: 15h and 15min).
The month with the shortest days is December (Average daylight: 9h and 8min).
- Average sunshine in September: 7h and 54min
The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 2h and 48min).
Average sunshine days in September
Farmington Hills, MI
- Average sunshine days in September: 16.5 days
The month with the most sunshine days is November (18.6 days).
The month with the least sunshine days is May (12.7 days).
Average UV index in September
Farmington Hills, MI
- Average UV index in September: 4
The months with the highest UV index are June, 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
Farmington Hills, MI
- Average cloud cover in September: 36
The month with the most cloud cover is January (Cloud cover 70).
The month with the least cloud cover is July (Cloud cover 29).
Average visibility in September
Farmington Hills, 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).
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