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
With the commencement of September, Luther records a moderate temperature decline, with the average high easing from August's moderately hot 76.5°F (24.7°C) to an agreeable 69.6°F (20.9°C). The month of September records an average low-temperature of 50.7°F (10.4°C) in Luther, Michigan.Humidity
In September, the average relative humidity in Luther is 80%.Rainfall
September is the month with the least rainfall. Rain falls for 11.7 days and accumulates 1.14" (29mm) of precipitation.Snowfall
In Luther, Michigan, snow does not fall in June through September.Daylight
In Luther, the average length of the day in September is 12h and 30min.On the first day of September, sunrise is at 7:06 am and sunset at 8:18 pm. On the last day of the month, sunrise is at 7:40 am and sunset at 7:24 pm EDT.
Sunshine
The average sunshine in September in Luther is 7.7h.UV index
The average daily maximum UV index in September in Luther is 3. A UV Index of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to UV radiation for the ordinary person.Note: In September, the average maximum UV index of 3 translates into the following recommendations:
Take necessary precautions - Defending against sun damage is advocated. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. Tightly woven clothing, when worn loosely, shields effectively against the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are September temperatures in Luther?
What is the average humidity in September in Luther?
What is the driest month in Luther?
How many days does it rain in September in Luther?
When it does not snow in Luther?
Does it snow in Luther in September?
How many hours of daylight does Luther have in September?
When are sunrise and sunset in September in Luther?
How long on average sun shines in September in Luther?
How high is the UV index in September in Luther?
Average temperature in September
Luther, MI
- Average high temperature in September: 69.6°F
The warmest month (with the highest average high temperature) is July (77.9°F).
The month with the lowest average high temperature is January (25°F).
- Average low temperature in September: 50.7°F
The month with the highest average low temperature is July (58.5°F).
The coldest month (with the lowest average low temperature) is January (15.4°F).
Average pressure in September
Luther, MI
- Average pressure in September: 30.02"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
Luther, MI
- Average wind speed in September: 7.4mph
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
Luther, MI
- Average humidity in September: 80%
The month with the highest relative humidity is January (91%).
The month with the lowest relative humidity is April (74%).
Average rainfall in September
Luther, MI
- Average rainfall in September: 1.14"
The wettest month (with the highest rainfall) is October (3.07").
The driest month (with the least rainfall) is September (1.14").
Average rainfall days in September
Luther, MI
- Average rainfall days in September: 11.7 days
The month with the highest number of rainy days is October (15.5 days).
The month with the least rainy days is February (3.8 days).
Average snowfall in September
Luther, MI
- Average snowfall in September: 0"
The month with the highest snowfall is January (6.77").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Luther, MI
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (21.6 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Luther, MI
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).
- Average sunshine in September: 7h and 4min
The month with the most sunshine is July (Average sunshine: 9h and 48min).
The month with the least sunshine is January (Average sunshine: 1h and 54min).
Average sunshine days in September
Luther, MI
- Average sunshine days in September: 16.3 days
The month with the most sunshine days is September (16.3 days).
The month with the least sunshine days is January (7.7 days).
Average UV index in September
Luther, MI
- Average UV index in September: 3
The months with the highest UV index are June, 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
Luther, MI
- Average cloud cover in September: 40
The month with the most cloud cover is January (Cloud cover 81).
The month with the least cloud cover is July (Cloud cover 35).
Average visibility in September
Luther, MI
- Average visibility in September: 5mi
The months with the highest visibility are April, May, June, October and November (6mi).
The months with the lowest visibility are January and February (4mi).
Luther, Michigan, USA
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