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 transition into September is accompanied by a slight temperature decrease, with the average high-temperature shifting from a warm 76.8°F (24.9°C) in August to an agreeable 70.3°F (21.3°C). The temperature in Preston lowers to an average of 51.8°F (11°C) during September nights.Humidity
The average relative humidity in September is 80%.Rainfall
In September, in Preston, the rain falls for 11.6 days. Throughout September, 1.57" (40mm) of precipitation is accumulated. Throughout the year, in Preston, there are 123.3 rainfall days, and 19.37" (492mm) of precipitation is accumulated.Snowfall
In Preston, snow does not fall in June through September.Daylight
In September, the average length of the day is 12h and 29min.On the first day of September in Preston, sunrise is at 6:32 am and sunset at 7:43 pm. On the last day of the month, sunrise is at 7:05 am and sunset at 6:50 pm CDT.
Sunshine
The average sunshine in September is 8.8h.UV index
In Preston, the average daily maximum UV index in September is 4. A UV Index reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV radiation for the ordinary person.Note: The daily high UV index of 4 during September translates into the following recommendations:
Exercise prevention - Protecting skin and eyes from harm is required. For skin protection, it's recommended to minimize Sun exposure during its peak hours around midday. Always opt for UVA and UVB-resistant sunglasses on radiant days.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Preston in September?
What is the average humidity in September in Preston?
How many days does it rain in September in Preston?
When it does not snow in Preston?
Does it snow in Preston in September?
How many hours of daylight does Preston have in September?
When are sunrise and sunset in September in Preston?
How long on average sun shines in September in Preston?
How high is the UV index in September in Preston?
Average temperature in September
Preston, MN
- Average high temperature in September: 70.3°F
The warmest month (with the highest average high temperature) is July (78.1°F).
The month with the lowest average high temperature is January (21°F).
- Average low temperature in September: 51.8°F
The month with the highest average low temperature is July (61.3°F).
The coldest month (with the lowest average low temperature) is January (8.4°F).
Average pressure in September
Preston, MN
- Average pressure in September: 30.01"Hg
The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).
Average wind speed in September
Preston, MN
- Average wind speed in September: 8.3mph
The windiest months (with the highest average wind speed) are January, February, April and November (10.4mph).
The calmest months (with the lowest average wind speed) are July and August (7.2mph).
Average humidity in September
Preston, MN
- Average humidity in September: 80%
The months with the highest relative humidity are January and February (90%).
The month with the lowest relative humidity is October (75%).
Average rainfall in September
Preston, MN
- Average rainfall in September: 1.57"
The wettest month (with the highest rainfall) is June (3.46").
The driest month (with the least rainfall) is January (0.63").
Average rainfall days in September
Preston, MN
- Average rainfall days in September: 11.6 days
The month with the highest number of rainy days is June (17.2 days).
The month with the least rainy days is February (2.8 days).
Average snowfall in September
Preston, MN
- Average snowfall in September: 0"
The month with the highest snowfall is February (3.74").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Preston, MN
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (12.4 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Preston, MN
- 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: 8h and 5min
The month with the most sunshine is July (Average sunshine: 9h and 42min).
The month with the least sunshine is January (Average sunshine: 3h and 18min).
Average sunshine days in September
Preston, MN
- Average sunshine days in September: 16 days
The month with the most sunshine days is November (18.1 days).
The month with the least sunshine days is June (9.8 days).
Average UV index in September
Preston, 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
Preston, MN
- Average cloud cover in September: 35
The month with the most cloud cover is January (Cloud cover 65).
The month with the least cloud cover is August (Cloud cover 32).
Average visibility in September
Preston, MN
- Average visibility in September: 6mi
The months with the highest visibility are March, April, May, June, August, September, October and November (6mi).
The months with the lowest visibility are January, February, July and December (5mi).
Preston, Minnesota, USA
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