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 in Lansing comes with a mild decrease in the average high-temperature, moving subtly from a moderately hot 77.7°F (25.4°C) in August to an agreeable 71.4°F (21.9°C). In Lansing, September is marked by an average low-temperature of 52.7°F (11.5°C).Humidity
In September, the average relative humidity is 79%.Rainfall
In Lansing, in September, during 11.8 rainfall days, 1.54" (39mm) of precipitation is typically accumulated. Throughout the year, there are 144.6 rainfall days, and 24.09" (612mm) of precipitation is accumulated.Snowfall
In Lansing, Michigan, snow does not fall in June through September.Daylight
In September, the average length of the day in Lansing is 12h and 29min.On the first day of the month, sunrise is at 7:03 am and sunset at 8:12 pm. On the last day of September, sunrise is at 7:35 am and sunset at 7:20 pm EDT.
Sunshine
In September, the average sunshine is 8h.UV index
The average daily maximum UV index in September is 3. A UV Index reading of 3 to 5 represents a medium health hazard from unprotected exposure to Sun's UV rays for average individuals.Note: The maximum UV index of 3 during September leads to these instructions:
Make use of precautions - Suggestions to resist sunburn are communicated. The Sun's harshest UV rays are around midday; it's wise to seek shade and limit time outdoors. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in September?
What is the average humidity in September?
How many days does it rain in September?
When it does not snow?
Does it snow in Lansing in September?
What is the average length of the day in September in Lansing?
What time are sunrise and sunset in September?
How many hours of sunshine does Lansing have in September?
What is the UV index intensity in September?
Average temperature in September
Lansing, MI
- Average high temperature in September: 71.4°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: 52.7°F
The month with the highest average low temperature is July (60.8°F).
The coldest month (with the lowest average low temperature) is January (17.1°F).
Average pressure in September
Lansing, 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 (29.93"Hg).
Average wind speed in September
Lansing, MI
- Average wind speed in September: 7.3mph
The windiest months (with the highest average wind speed) are January and February (10.1mph).
The calmest months (with the lowest average wind speed) are July and August (6.6mph).
Average humidity in September
Lansing, 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 (77%).
Average rainfall in September
Lansing, MI
- Average rainfall in September: 1.54"
The wettest month (with the highest rainfall) is May (3.15").
The driest month (with the least rainfall) is February (1.38").
Average rainfall days in September
Lansing, MI
- Average rainfall days in September: 11.8 days
The month with the highest number of rainy days is May (17.2 days).
The month with the least rainy days is February (5.7 days).
Average snowfall in September
Lansing, MI
- Average snowfall in September: 0"
The month with the highest snowfall is January (4.33").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Lansing, MI
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (16.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Lansing, 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: 8h and 0min
The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 2h and 42min).
Average sunshine days in September
Lansing, MI
- Average sunshine days in September: 15.5 days
The month with the most sunshine days is September (15.5 days).
The month with the least sunshine days is January (10.3 days).
Average UV index in September
Lansing, MI
- Average UV index in September: 3
The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in September
Lansing, MI
- Average cloud cover in September: 36
The month with the most cloud cover is January (Cloud cover 71).
The month with the least cloud cover is July (Cloud cover 30).
Average visibility in September
Lansing, MI
- Average visibility in September: 5mi
The months with the highest visibility are March, April, May, June, July, August, October and November (6mi).
The months with the lowest visibility are January, February, September and December (5mi).
Lansing, Michigan, USA
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