September weather forecastLake Shore, MN
September
Weather in September
September, the first month of the autumn in Lake Shore, is also an agreeable month, with temperature in the range of an average low of 49.1°F (9.5°C) and an average high of 69.8°F (21°C).Temperature
September's arrival signals a moderate reduction in the average high-temperature, easing from a moderately hot 78.4°F (25.8°C) in August to a pleasant 69.8°F (21°C). An average low-temperature of 49.1°F (9.5°C) is observed during September nights.Humidity
The average relative humidity in September in Lake Shore is 73%.Rainfall
In Lake Shore, in September, during 10.1 rainfall days, 1.34" (34mm) of precipitation is typically accumulated. Throughout the year, there are 110.3 rainfall days, and 20.2" (513mm) of precipitation is accumulated.Snowfall
In Lake Shore, snow does not fall in June through September.Daylight
The average length of the day in September is 12h and 32min.On the first day of September, sunrise is at 6:38 am and sunset at 7:55 pm. On the last day of the month, sunrise is at 7:15 am and sunset at 6:58 pm CDT.
Sunshine
The average sunshine in September is 8.5h.UV index
In September, the average daily maximum UV index is 4. A UV Index reading of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for the average person.Note: The UV index of 4 in September translates into these instructions:
Stay alert. Light-skinned people could suffer burns in less than 30 minutes. Stay safe from the Sun's strongest UV rays by limiting exposure during midday. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Lake Shore, MN
- Average high temperature in September: 69.8°F
The warmest month (with the highest average high temperature) is July (80.4°F).
The month with the lowest average high temperature is January (17.6°F).
- Average low temperature in September: 49.1°F
The month with the highest average low temperature is July (59°F).
The coldest month (with the lowest average low temperature) is January (4.1°F).
Average pressure in September
Lake Shore, MN
- Average pressure in September: 29.98"Hg
The month with the highest atmospheric pressure is February (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.87"Hg).
Average wind speed in September
Lake Shore, MN
- Average wind speed in September: 7.3mph
The windiest month (with the highest average wind speed) is April (7.7mph).
The calmest month (with the lowest average wind speed) is August (6.4mph).
Average humidity in September
Lake Shore, MN
- Average humidity in September: 73%
The month with the highest relative humidity is January (92%).
The month with the lowest relative humidity is May (70%).
Average rainfall in September
Lake Shore, MN
- Average rainfall in September: 1.34"
The wettest month (with the highest rainfall) is June (3.39").
The driest months (with the least rainfall) are January and February (0.67").
Average rainfall days in September
Lake Shore, MN
- Average rainfall days in September: 10.1 days
The month with the highest number of rainy days is June (16.7 days).
The month with the least rainy days is February (2.2 days).
Average snowfall in September
Lake Shore, MN
- Average snowfall in September: 0"
The month with the highest snowfall is December (7.44").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Lake Shore, MN
- 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
Lake Shore, MN
- Average daylight in September: 12h and 30min
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 42min).
- Average sunshine in September: 8h and 30min
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
Lake Shore, MN
- Average sunshine days in September: 17.5 days
The month with the most sunshine days is September (17.5 days).
The month with the least sunshine days is June (11.1 days).
Average UV index in September
Lake Shore, MN
- Average UV index in September: 4
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 1).
Average cloud cover in September
Lake Shore, MN
- Average cloud cover in September: 37
The month with the most cloud cover is January (Cloud cover 75).
The month with the least cloud cover is July (Cloud cover 33).
Average visibility in September
Lake Shore, MN
- Average visibility in September: 6mi
The months with the highest visibility are May, June, July, August, September and October (6mi).
The months with the lowest visibility are January, February, March and December (4mi).





