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
In September, the meteorological conditions change slightly, with the average high-temperature moving from a moderately hot 78.6°F (25.9°C) in August to a pleasant 70.7°F (21.5°C). Throughout September nights, Osseo registers an average low-temperature of 53.4°F (11.9°C).Humidity
In Osseo, the average relative humidity in September is 74%.Rainfall
In Osseo, in September, it is raining for 11.8 days, with typically 1.73" (44mm) of accumulated precipitation. Throughout the year, there are 119.1 rainfall days, and 21.57" (548mm) of precipitation is accumulated.Snowfall
June through September are months without snowfall.Daylight
The average length of the day in September is 12h and 31min.On the first day of September, sunrise is at 6:36 am and sunset at 7:50 pm. On the last day of the month, sunrise is at 7:11 am and sunset at 6:55 pm CDT.
Sunshine
In Osseo, the average sunshine in September is 8.7h.UV index
In September, the average daily maximum UV index is 4. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for ordinary individuals.Note: In September, the maximum UV index of 4 suggests these recommendations:
Undertake precautions - Guarding against sun damage is counselled. UV radiation is strongest from the Sun during midday; protect yourself by staying in shaded areas. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Osseo in September?
What is the average humidity in September?
How much does it rain in September?
When it does not snow in Osseo?
Does it snow in September?
How many hours of daylight does Osseo have in September?
When is the sunrise / sunset in September in Osseo?
How many hours of sunshine does Osseo have in September?
How high is the UV index in September?
Average temperature in September
Osseo, MN
- Average high temperature in September: 70.7°F
The warmest month (with the highest average high temperature) is July (80.8°F).
The month with the lowest average high temperature is January (20.1°F).
- Average low temperature in September: 53.4°F
The month with the highest average low temperature is July (63.1°F).
The coldest month (with the lowest average low temperature) is January (7.5°F).
Average pressure in September
Osseo, MN
- Average pressure in September: 30"Hg
The month with the highest atmospheric pressure is February (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).
Average wind speed in September
Osseo, MN
- Average wind speed in September: 7.7mph
The windiest month (with the highest average wind speed) is April (9.2mph).
The calmest month (with the lowest average wind speed) is August (6.7mph).
Average humidity in September
Osseo, MN
- Average humidity in September: 74%
The month with the highest relative humidity is January (90%).
The month with the lowest relative humidity is April (70%).
Average rainfall in September
Osseo, MN
- Average rainfall in September: 1.73"
The wettest month (with the highest rainfall) is June (3.7").
The driest month (with the least rainfall) is January (0.55").
Average rainfall days in September
Osseo, MN
- Average rainfall days in September: 11.8 days
The month with the highest number of rainy days is June (16.8 days).
The month with the least rainy days is February (2.3 days).
Average snowfall in September
Osseo, MN
- Average snowfall in September: 0"
The month with the highest snowfall is December (4.8").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Osseo, MN
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (13.5 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Osseo, 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 4min
The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 6min).
Average sunshine days in September
Osseo, MN
- Average sunshine days in September: 16.7 days
The month with the most sunshine days is January (18.6 days).
The month with the least sunshine days is June (10.2 days).
Average UV index in September
Osseo, MN
- Average UV index in September: 4
The months with the highest UV index are June and 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
Osseo, MN
- Average cloud cover in September: 34
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
Osseo, MN
- Average visibility in September: 6mi
The months with the highest visibility are April, May, June, July, August, September, October and November (6mi).
The month with the lowest visibility is January (4mi).
Osseo, Minnesota, USA
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