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 start of September signals a gentle decrease in the average high-temperature, transitioning from a pleasant 68.5°F (20.3°C) in August to a refreshing 63°F (17.2°C). In Topaz, the average nighttime temperature during September is a cool 52.5°F (11.4°C).Humidity
The average relative humidity in September in Topaz is 79%.Rainfall
In Topaz, during September, the rain falls for 13.3 days and regularly aggregates up to 1.54" (39mm) of precipitation. Throughout the year, in Topaz, there are 113.5 rainfall days, and 18.86" (479mm) of precipitation is accumulated.Snowfall
In Topaz, Michigan, snow does not fall in June through September.Daylight
In Topaz, the average length of the day in September is 12h and 32min.On the first day of September in Topaz, sunrise is at 7:18 am and sunset at 8:36 pm. On the last day of the month, sunrise is at 7:56 am and sunset at 7:39 pm EDT.
Sunshine
The average sunshine in September is 7.7h.UV index
In September, the average daily maximum UV index in Topaz is 3. A UV Index value of 3 to 5 symbolizes a moderate health risk from unsafe exposure to UV radiation for the ordinary person.Note: In September, an average UV index of 3 transforms into the following instructions:
Take care. Persons with lighter skin might suffer burns in less than 30 minutes. Sun's radiation is most powerful around mid-day, so it's best to limit outdoor activities during this time. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly. Note this! The Sun's UV radiation can nearly be doubled by the reflection off snow.
Frequently asked questions
What is the average September temperature in Topaz?
What is the average humidity in September in Topaz?
How many days does it rain in September in Topaz?
When it does not snow in Topaz?
Does it snow in Topaz in September?
How many hours of daylight does Topaz have in September?
When are sunrise and sunset in September in Topaz?
How many hours of sunshine does Topaz have in September?
What is the UV index reading in September in Topaz?
Average temperature in September
Topaz, MI
- Average high temperature in September: 63°F
The warmest month (with the highest average high temperature) is August (68.5°F).
The month with the lowest average high temperature is January (21.6°F).
- Average low temperature in September: 52.5°F
The month with the highest average low temperature is August (58.6°F).
The coldest month (with the lowest average low temperature) is January (13.8°F).
Average pressure in September
Topaz, MI
- Average pressure in September: 30"Hg
The month with the highest atmospheric pressure is March (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in September
Topaz, MI
- Average wind speed in September: 10.2mph
The windiest month (with the highest average wind speed) is January (13.2mph).
The calmest month (with the lowest average wind speed) is June (7.8mph).
Average humidity in September
Topaz, MI
- Average humidity in September: 79%
The month with the highest relative humidity is January (88%).
The month with the lowest relative humidity is May (76%).
Average rainfall in September
Topaz, MI
- Average rainfall in September: 1.54"
The wettest month (with the highest rainfall) is August (2.05").
The driest month (with the least rainfall) is February (0.87").
Average rainfall days in September
Topaz, MI
- Average rainfall days in September: 13.3 days
The months with the highest number of rainy days are May and June (14 days).
The month with the least rainy days is February (2.4 days).
Average snowfall in September
Topaz, MI
- Average snowfall in September: 0"
The month with the highest snowfall is December (6.77").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Topaz, MI
- Average snowfall days in September: 0.1 days
The month with the highest number of snowfall days is January (22.9 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in September /
Average sunshine in September
Topaz, MI
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 48min).
The month with the shortest days is December (Average daylight: 8h and 36min).
- Average sunshine in September: 7h and 4min
The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 1h and 42min).
Average sunshine days in September
Topaz, MI
- Average sunshine days in September: 14.3 days
The month with the most sunshine days is July (14.7 days).
The month with the least sunshine days is January (5.6 days).
Average UV index in September
Topaz, MI
- Average UV index in September: 3
The months with the highest UV index are July and August (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 1).
Average cloud cover in September
Topaz, MI
- Average cloud cover in September: 36
The month with the most cloud cover is January (Cloud cover 84).
The months with the least cloud cover are July and August (Cloud cover 30).
Average visibility in September
Topaz, MI
- Average visibility in September: 6mi
The months with the highest visibility are March, April, May, June, July, August, September and October (6mi).
The months with the lowest visibility are January, February, November and December (5mi).
Topaz, Michigan, USA
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