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
During the shift to September, Trosky records a mild decrease in average high-temperature, moving from a warm 79°F (26.1°C) in August to a pleasant 72.5°F (22.5°C). Trosky records a mean low-temperature of 52.3°F (11.3°C) in September.Humidity
In Trosky, the average relative humidity in September is 71%.Rainfall
In Trosky, Minnesota, in September, during 10.7 rainfall days, 1.73" (44mm) of precipitation is typically accumulated. Throughout the year, there are 113.8 rainfall days, and 21.57" (548mm) of precipitation is accumulated.Snowfall
June through September are months without snowfall.Daylight
In Trosky, the average length of the day in September is 12h and 29min.On the first day of September, sunrise is at 6:49 am and sunset at 8:00 pm. On the last day of the month, sunrise is at 7:22 am and sunset at 7:07 pm CDT.
Sunshine
The average sunshine in September is 8.8h.UV index
In Trosky, Minnesota, the average daily maximum UV index in September is 4. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for the average person.Note: In September, a regular UV index of 4 translates into these guidelines:
Undertake protective steps - Preventing sun damage is advised. Minimize direct exposure to the Sun during midday when its radiation is at its peak. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation.
Frequently asked questions
What are the temperatures in Trosky in September?
What is the average humidity in September in Trosky?
How many days does it rain in September in Trosky?
When it does not snow in Trosky?
Does it snow in Trosky in September?
What is the average length of the day in September in Trosky?
When is the sunrise / sunset in September in Trosky?
How long on average sun shines in September in Trosky?
What is the UV index reading in September in Trosky?
Average temperature in September
Trosky, MN
- Average high temperature in September: 72.5°F
The warmest month (with the highest average high temperature) is July (80.6°F).
The month with the lowest average high temperature is January (21.4°F).
- Average low temperature in September: 52.3°F
The month with the highest average low temperature is July (62.1°F).
The coldest month (with the lowest average low temperature) is January (7.7°F).
Average pressure in September
Trosky, MN
- Average pressure in September: 29.98"Hg
The months with the highest atmospheric pressure are January and February (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.86"Hg).
Average wind speed in September
Trosky, MN
- Average wind speed in September: 9.8mph
The windiest month (with the highest average wind speed) is April (11.6mph).
The calmest months (with the lowest average wind speed) are July and August (8.3mph).
Average humidity in September
Trosky, MN
- Average humidity in September: 71%
The month with the highest relative humidity is January (90%).
The month with the lowest relative humidity is October (68%).
Average rainfall in September
Trosky, MN
- Average rainfall in September: 1.73"
The wettest month (with the highest rainfall) is June (3.31").
The driest month (with the least rainfall) is January (0.63").
Average rainfall days in September
Trosky, MN
- Average rainfall days in September: 10.7 days
The month with the highest number of rainy days is June (17.6 days).
The month with the least rainy days is January (2.2 days).
Average snowfall in September
Trosky, MN
- Average snowfall in September: 0"
The month with the highest snowfall is February (4.88").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Trosky, MN
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (11.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Trosky, 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 24min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).
Average sunshine days in September
Trosky, MN
- Average sunshine days in September: 17.5 days
The month with the most sunshine days is November (20.5 days).
The month with the least sunshine days is June (10.3 days).
Average UV index in September
Trosky, 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 and November (UV index 1).
Average cloud cover in September
Trosky, MN
- Average cloud cover in September: 31
The month with the most cloud cover is January (Cloud cover 60).
The month with the least cloud cover is July (Cloud cover 30).
Average visibility in September
Trosky, MN
- Average visibility in September: 6mi
The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is January (5mi).
Trosky, Minnesota, USA
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