September weather forecast
Saint Cloud, MN

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The lovely skyscape of Saint Cloud, Minnesota, with the view of the river in the far back
The lovely skyscape of Saint Cloud, Minnesota, with the view of the river in the far back

Weather in September

September arrives with a refreshing change, as temperatures in Saint Cloud begin to cool, ranging between 51.3°F (10.7°C) to 70.2°F (21.2°C). This month boasts of no snowfall and a decrease in rainfall to 1.14" (29mm), making it relatively drier compared to August. As the month progresses, the daylight gradually shortens, hinting at the approach of the fall season. Despite the retreating summer, the weather remains enjoyable for outdoor pursuits. While cloud cover increases, this doesn't prevent the sun from making consistent appearances, producing beautiful autumnal rays.

Temperature

September in Saint Cloud sees a slight reduction in average high-temperature, with a shift from a moderately hot 77.9°F (25.5°C) in August to a pleasant 70.2°F (21.2°C). Throughout the September nights, Saint Cloud encounters a low-temperature of 51.3°F (10.7°C).

Humidity

In Saint Cloud, Minnesota, the average relative humidity in September is 74%.

Rainfall

In Saint Cloud, in September, it is raining for 10.5 days, with typically 1.14" (29mm) of accumulated precipitation. Throughout the year, there are 107.2 rainfall days, and 15.75" (400mm) of precipitation is accumulated.

Snowfall

In Saint Cloud, Minnesota, snow does not fall in June through September.

Daylight

In September, the average length of the day is 12h and 31min.
On the first day of September, sunrise is at 6:38 am and sunset at 7:53 pm. On the last day of the month, sunrise is at 7:14 am and sunset at 6:58 pm CDT.

Sunshine

In September, the average sunshine is 8.7h.

UV index

The average daily maximum UV index in September is 4. A UV Index reading of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV radiation for ordinary individuals.
Note: The daily maximum UV index of 4 in September interprets into the following advice:
Heed the precautions - Protecting the skin and eyes from damage is compulsory. Minimize direct exposure to the Sun during midday when its radiation is at its peak. Tightly woven clothing, when worn loosely, shields effectively against the Sun.
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Frequently asked questions

What are September temperatures in Saint Cloud?

In September, in Saint Cloud, the average high-temperature is 70.2°F (21.2°C), and the average low-temperature is 51.3°F (10.7°C). In July, the average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which calculates the temperature value influenced by the moisture in the air, is evaluated at 84.2°F (29°C).

What is the average humidity in September in Saint Cloud?

In Saint Cloud, the average relative humidity in September is 74%.

How much does it rain in Saint Cloud in September?

In September, in Saint Cloud, Minnesota, the rain falls for 10.5 days. Throughout September, 1.14" (29mm) of precipitation is accumulated.

When it does not snow in Saint Cloud?

June through September are months without snowfall in Saint Cloud, Minnesota.

Does it snow in Saint Cloud in September?

In Saint Cloud, in September, it doesn't snow. In October, it regularly snows.

What is the average length of the day in September in Saint Cloud?

The average day length in September is 12h and 31min.

When is the sunrise / sunset in September in Saint Cloud?

In September, on the first day of the month, sunrise is at 6:38 am and sunset at 7:53 pm. On the last day of the month, in Saint Cloud, sunrise is at 7:14 am and sunset at 6:58 pm CDT.

How many hours of sunshine does Saint Cloud have in September?

The average sunshine duration in September in Saint Cloud, Minnesota, is 8.7h.

How high is the UV index in September in Saint Cloud?

In September, the average daily maximum UV index in Saint Cloud, Minnesota, is 4. A UV Index reading of 3 to 5 represents a medium hazard to health from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Saint Cloud, MN

Average temperature in September - Saint Cloud, MN
  • Average high temperature in September: 70.2°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 (18.5°F).

  • Average low temperature in September: 51.3°F

The month with the highest average low temperature is July (61.2°F).
The coldest month (with the lowest average low temperature) is January (6.1°F).

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Average pressure in September
Saint Cloud, MN

Average pressure in September - Saint Cloud, MN
  • Average pressure in September: 29.99"Hg

The month with the highest atmospheric pressure is February (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.87"Hg).

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Average wind speed in September
Saint Cloud, MN

Average wind speed in September - Saint Cloud, MN
  • Average wind speed in September: 8mph

The windiest month (with the highest average wind speed) is April (9.2mph).
The calmest month (with the lowest average wind speed) is August (6.9mph).

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Average humidity in September
Saint Cloud, MN

Average humidity in September - Saint Cloud, MN
  • Average humidity in September: 74%

The month with the highest relative humidity is January (90%).
The months with the lowest relative humidity are April and May (70%).

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Average rainfall in September
Saint Cloud, MN

Average rainfall in September - Saint Cloud, MN
  • Average rainfall in September: 1.14"

The wettest month (with the highest rainfall) is June (2.72").
The driest month (with the least rainfall) is January (0.35").

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Average rainfall days in September
Saint Cloud, MN

Average rainfall days in September - Saint Cloud, MN
  • Average rainfall days in September: 10.5 days

The month with the highest number of rainy days is July (14.9 days).
The month with the least rainy days is February (2.1 days).

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Average snowfall in September
Saint Cloud, MN

Average snowfall in September - Saint Cloud, MN
  • Average snowfall in September: 0"

The month with the highest snowfall is December (3.31").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in September
Saint Cloud, MN

Average snowfall days in September - Saint Cloud, MN
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (13.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in September /
Average sunshine in September
Saint Cloud, MN

Average daylight in September / Average sunshine in September - Saint Cloud, 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 12min).

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Average sunshine days in September
Saint Cloud, MN

Average sunshine days in September - Saint Cloud, MN
  • Average sunshine days in September: 17.6 days

The month with the most sunshine days is November (19.9 days).
The month with the least sunshine days is June (12.6 days).

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Average UV index in September
Saint Cloud, MN

Average UV index in September - Saint Cloud, 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).

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Average cloud cover in September
Saint Cloud, MN

Average cloud cover in September - Saint Cloud, MN
  • Average cloud cover in September: 35

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 32).

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Average visibility in September
Saint Cloud, MN

Average visibility in September - Saint Cloud, 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).

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Saint Cloud, Minnesota, USA

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