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 beginning of September brings a minor change in the average high-temperature, shifting from a moderately hot 78.3°F (25.7°C) in August to a pleasant 70.7°F (21.5°C). New London encounters a steady low-temperature average of 50.7°F (10.4°C) throughout the month of September.Humidity
In September, the average relative humidity is 73%.Rainfall
In September, the rain falls for 9.4 days. Throughout September, 0.94" (24mm) of precipitation is accumulated. In New London, during the entire year, the rain falls for 94.5 days and collects up to 11.77" (299mm) of precipitation.Snowfall
June through September are months without snowfall.Daylight
In September, the average length of the day is 12h and 31min.On the first day of the month, sunrise is at 6:42 am and sunset at 7:56 pm. On the last day of September, sunrise is at 7:17 am and sunset at 7:01 pm CDT.
Sunshine
In New London, Minnesota, the average sunshine in September is 8.9h.UV index
The average daily maximum UV index in September is 4. A UV Index reading of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV rays for the average person.Note: A maximum high UV index of 4 in September translates into the following recommendations:
Exercise care. People with light skin might get burns in fewer than 30 minutes. To prevent harmful UV exposure, minimize direct contact with the Sun around midday. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation.
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 much does it rain in September?
When it does not snow?
Does it snow in New London in September?
What is the average length of the day in September?
What time are sunrise and sunset in September in New London?
How many hours of sunshine does New London have in September?
What is the UV index intensity in September?
Average temperature in September
New London, MN
- Average high temperature in September: 70.7°F
The warmest month (with the highest average high temperature) is July (80.2°F).
The month with the lowest average high temperature is January (18.3°F).
- Average low temperature in September: 50.7°F
The month with the highest average low temperature is July (61°F).
The coldest month (with the lowest average low temperature) is January (5°F).
Average pressure in September
New London, MN
- Average pressure in September: 29.99"Hg
The month with the highest atmospheric pressure is February (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.87"Hg).
Average wind speed in September
New London, MN
- Average wind speed in September: 8.5mph
The windiest month (with the highest average wind speed) is April (9.7mph).
The calmest months (with the lowest average wind speed) are July and August (7.3mph).
Average humidity in September
New London, MN
- Average humidity in September: 73%
The month with the highest relative humidity is January (91%).
The months with the lowest relative humidity are April and May (70%).
Average rainfall in September
New London, MN
- Average rainfall in September: 0.94"
The wettest month (with the highest rainfall) is June (2.17").
The driest months (with the least rainfall) are January and February (0.31").
Average rainfall days in September
New London, MN
- Average rainfall days in September: 9.4 days
The month with the highest number of rainy days is June (14.9 days).
The month with the least rainy days is February (0.9 days).
Average snowfall in September
New London, MN
- Average snowfall in September: 0"
The month with the highest snowfall is December (2.2").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
New London, MN
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (11.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
New London, MN
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).
- Average sunshine in September: 8h and 5min
The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 3h and 12min).
Average sunshine days in September
New London, MN
- Average sunshine days in September: 19 days
The month with the most sunshine days is December (21.5 days).
The month with the least sunshine days is June (13 days).
Average UV index in September
New London, 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
New London, MN
- Average cloud cover in September: 33
The month with the most cloud cover is January (Cloud cover 67).
The months with the least cloud cover are July and August (Cloud cover 31).
Average visibility in September
New London, MN
- Average visibility in September: 6mi
The months with the highest visibility are March, April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, February and December (5mi).
New London, Minnesota, USA
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