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 sees a slight reduction in average high-temperature, with a shift from a warm 77.9°F (25.5°C) in August to an agreeable 72°F (22.2°C). Lyons experiences a mean low-temperature of 52.5°F (11.4°C) during September.Humidity
The average relative humidity in September in Lyons is 79%.Rainfall
In September, in Lyons, Michigan, the rain falls for 10.7 days. Throughout September, 1.14" (29mm) of precipitation is accumulated. In Lyons, during the entire year, the rain falls for 135.7 days and collects up to 18.58" (472mm) of precipitation.Snowfall
May through September are months without snowfall in Lyons, Michigan.Daylight
In Lyons, the average length of the day in September is 12h and 29min.On the first day of September, sunrise is at 7:05 am and sunset at 8:14 pm. On the last day of the month, sunrise is at 7:36 am and sunset at 7:22 pm EDT.
Sunshine
In Lyons, the average sunshine in September is 7.8h.UV index
In Lyons, the average daily maximum UV index in September is 3. A UV Index of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.Note: During September, 3 as the daily maximum UV index converts into the following advice:
Adopt protective measures - It is advised to guard against sun damage. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage.
Frequently asked questions
What is the temperature in September in Lyons?
What is the average humidity in September in Lyons?
How much does it rain in Lyons in September?
When it does not snow in Lyons?
Does it snow in Lyons in September?
How many hours of daylight does Lyons have in September?
When is the sunrise / sunset in September in Lyons?
How long on average sun shines in September in Lyons?
How high is the UV index in September in Lyons?
Average temperature in September
Lyons, MI
- Average high temperature in September: 72°F
The warmest month (with the highest average high temperature) is July (79.3°F).
The month with the lowest average high temperature is January (27.1°F).
- Average low temperature in September: 52.5°F
The month with the highest average low temperature is July (60.6°F).
The coldest month (with the lowest average low temperature) is January (16.9°F).
Average pressure in September
Lyons, MI
- Average pressure in September: 30.03"Hg
The month with the highest atmospheric pressure is March (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in September
Lyons, MI
- Average wind speed in September: 7.5mph
The windiest month (with the highest average wind speed) is April (10.1mph).
The calmest month (with the lowest average wind speed) is July (6.7mph).
Average humidity in September
Lyons, MI
- Average humidity in September: 79%
The month with the highest relative humidity is January (88%).
The month with the lowest relative humidity is April (75%).
Average rainfall in September
Lyons, MI
- Average rainfall in September: 1.14"
The wettest month (with the highest rainfall) is May (2.52").
The driest months (with the least rainfall) are February and November (1.06").
Average rainfall days in September
Lyons, MI
- Average rainfall days in September: 10.7 days
The month with the highest number of rainy days is May (16.4 days).
The month with the least rainy days is February (5.4 days).
Average snowfall in September
Lyons, MI
- Average snowfall in September: 0"
The month with the highest snowfall is December (4.17").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in September
Lyons, MI
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (17.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Lyons, 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: 7h and 5min
The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 2h and 30min).
Average sunshine days in September
Lyons, MI
- Average sunshine days in September: 17.4 days
The month with the most sunshine days is September (17.4 days).
The month with the least sunshine days is February (9.6 days).
Average UV index in September
Lyons, MI
- Average UV index in September: 3
The months with the highest UV index are June and August (UV index 6).
The months with the lowest UV index are January, November and December (UV index 1).
Average cloud cover in September
Lyons, MI
- Average cloud cover in September: 37
The month with the most cloud cover is January (Cloud cover 73).
The month with the least cloud cover is July (Cloud cover 32).
Average visibility in September
Lyons, MI
- Average visibility in September: 6mi
The months with the highest visibility are March, April, May, June, July, September, October and November (6mi).
The months with the lowest visibility are January, February, August and December (5mi).
Lyons, Michigan, USA
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