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 brings a slight decrease in temperature, down from a moderately hot 78.3°F (25.7°C) in August to a pleasant 72°F (22.2°C). During September, the temperature in Slayton tends to dip to an average of 52.3°F (11.3°C) at night.Humidity
The average relative humidity in September is 72%.Rainfall
In Slayton, in September, it is raining for 9.5 days, with typically 1.77" (45mm) of accumulated precipitation. In Slayton, during the entire year, the rain falls for 113.2 days and collects up to 22.2" (564mm) of precipitation.Snowfall
In Slayton, snow does not fall in June through September.Daylight
In Slayton, the average length of the day in September is 12h and 29min.On the first day of the month, sunrise is at 6:47 am and sunset at 7:58 pm. On the last day of September, sunrise is at 7:20 am and sunset at 7:05 pm CDT.
Sunshine
In Slayton, the average sunshine in September is 8.9h.UV index
In Slayton, the average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV rays for the ordinary person.Note: A daily maximum UV index of 4 in September translates into the following instructions:
Adopt protective measures - Requirement to safeguard skin and eyes from harm exists. The most potent solar radiation is around mid-day, so one should minimize exposure to direct sunlight during this period. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average September temperature in Slayton?
What is the average humidity in September in Slayton?
How many days does it rain in September in Slayton?
When it does not snow in Slayton?
Does it snow in Slayton in September?
How many hours of daylight does Slayton have in September?
When is the sunrise / sunset in September in Slayton?
How many hours of sunshine does Slayton have in September?
How high is the UV index in September in Slayton?
Average temperature in September
Slayton, MN
- Average high temperature in September: 72°F
The warmest month (with the highest average high temperature) is July (80.1°F).
The month with the lowest average high temperature is January (20.8°F).
- Average low temperature in September: 52.3°F
The month with the highest average low temperature is July (62.2°F).
The coldest month (with the lowest average low temperature) is January (7.7°F).
Average pressure in September
Slayton, MN
- Average pressure in September: 29.99"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.87"Hg).
Average wind speed in September
Slayton, MN
- Average wind speed in September: 9.6mph
The windiest month (with the highest average wind speed) is April (11.4mph).
The calmest month (with the lowest average wind speed) is July (8.1mph).
Average humidity in September
Slayton, MN
- Average humidity in September: 72%
The month with the highest relative humidity is January (89%).
The month with the lowest relative humidity is October (67%).
Average rainfall in September
Slayton, MN
- Average rainfall in September: 1.77"
The wettest month (with the highest rainfall) is June (3.11").
The driest month (with the least rainfall) is January (0.75").
Average rainfall days in September
Slayton, MN
- Average rainfall days in September: 9.5 days
The month with the highest number of rainy days is June (15.9 days).
The month with the least rainy days is February (2.1 days).
Average snowfall in September
Slayton, MN
- Average snowfall in September: 0"
The month with the highest snowfall is February (6.3").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Slayton, MN
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is December (12.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Slayton, 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: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).
Average sunshine days in September
Slayton, MN
- Average sunshine days in September: 19.1 days
The month with the most sunshine days is November (19.4 days).
The month with the least sunshine days is April (11.2 days).
Average UV index in September
Slayton, MN
- Average UV index in September: 4
The month with the highest UV index is June (UV index 6).
The months with the lowest UV index are January, February and November (UV index 1).
Average cloud cover in September
Slayton, MN
- Average cloud cover in September: 31
The month with the most cloud cover is January (Cloud cover 61).
The months with the least cloud cover are July and September (Cloud cover 31).
Average visibility in September
Slayton, MN
- Average visibility in September: 6mi
The months with the highest visibility are February, March, April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January and December (5mi).
Slayton, Minnesota, USA
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