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 start of September signals a gentle decrease in the average high-temperature, transitioning from a warm 80.6°F (27°C) in August to a pleasant 73.2°F (22.9°C). Nighttime temperature dips to a mean of 52.9°F (11.6°C) during September.Humidity
The average relative humidity in September in Trent is 70%.Rainfall
In September, in Trent, the rain falls for 11.4 days. Throughout September, 1.73" (44mm) of precipitation is accumulated. In Trent, during the entire year, the rain falls for 116.4 days and collects up to 21.38" (543mm) of precipitation.Snowfall
June through September are months without snowfall.Daylight
In Trent, South Dakota, the average length of the day in September is 12h and 29min.On the first day of the month, sunrise is at 6:50 am and sunset at 8:01 pm. On the last day of September, sunrise is at 7:23 am and sunset at 7:08 pm CDT.
Sunshine
The average sunshine in September in Trent is 8.9h.UV index
In September, the average daily maximum UV index is 4. A UV Index value of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV radiation for the average person.Note: In September, a daily maximum UV index of 4 leads to the following instructions:
Be mindful. Those with pale skin might receive burns in fewer than 30 minutes. Solar radiation peaks around mid-day, so it's wise to limit exposure to the Sun at this time. Stay sun-safe with clothing that is both closely woven and worn loosely.
Frequently asked questions
What is the usual temperature for Trent in September?
What is the average humidity in September in Trent?
How much does it rain in Trent in September?
When it does not snow in Trent?
Does it snow in Trent in September?
What is the average length of the day in September in Trent?
When are sunrise and sunset in September in Trent?
How many hours of sunshine does Trent have in September?
What is the UV index reading in September in Trent?
Average temperature in September
Trent, SD
- Average high temperature in September: 73.2°F
The warmest month (with the highest average high temperature) is July (81.9°F).
The month with the lowest average high temperature is January (22.3°F).
- Average low temperature in September: 52.9°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 (8.2°F).
Average pressure in September
Trent, SD
- 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
Trent, SD
- 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 (8.2mph).
Average humidity in September
Trent, SD
- Average humidity in September: 70%
The month with the highest relative humidity is January (89%).
The month with the lowest relative humidity is October (67%).
Average rainfall in September
Trent, SD
- Average rainfall in September: 1.73"
The wettest month (with the highest rainfall) is June (3.27").
The driest month (with the least rainfall) is January (0.63").
Average rainfall days in September
Trent, SD
- Average rainfall days in September: 11.4 days
The month with the highest number of rainy days is June (17.4 days).
The month with the least rainy days is February (2.8 days).
Average snowfall in September
Trent, SD
- Average snowfall in September: 0"
The month with the highest snowfall is February (4.29").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Trent, SD
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is December (10.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Trent, SD
- 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 42min).
The month with the least sunshine is January (Average sunshine: 4h and 0min).
Average sunshine days in September
Trent, SD
- Average sunshine days in September: 17.1 days
The month with the most sunshine days is November (20.4 days).
The month with the least sunshine days is June (10.6 days).
Average UV index in September
Trent, SD
- 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 and December (UV index 1).
Average cloud cover in September
Trent, SD
- Average cloud cover in September: 30
The month with the most cloud cover is January (Cloud cover 57).
The month with the least cloud cover is July (Cloud cover 27).
Average visibility in September
Trent, SD
- 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).
Trent, South Dakota, USA
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