September weather forecast
Waconia, MN

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Weather in September

The first month of the autumn, September, is also an agreeable month in Waconia, Minnesota, with an average temperature fluctuating between 52.7°F (11.5°C) and 71.2°F (21.8°C).

Temperature

September marks a gentle change in average high-temperature, declining from August's warm 78.3°F (25.7°C) to a pleasant 71.2°F (21.8°C). Waconia, in September, observes a steady average low-temperature of 52.7°F (11.5°C).

Humidity

In September, the average relative humidity is 75%.

Rainfall

In Waconia, in September, during 11.6 rainfall days, 1.89" (48mm) of precipitation is typically accumulated. Throughout the year, in Waconia, Minnesota, there are 123.5 rainfall days, and 22.76" (578mm) of precipitation is accumulated.

Snowfall

June through September are months without snowfall in Waconia, Minnesota.

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 7:51 pm. On the last day of the month, sunrise is at 7:12 am and sunset at 6:56 pm CDT.

Sunshine

The average sunshine in September in Waconia is 8.9h.

UV index

In Waconia, the average daily maximum UV index in September is 4. A UV Index estimate of 3 to 5 represents a medium health hazard from unsafe exposure to UV radiation for the average person.
Note: The maximum daily UV index of 4 in September interprets into the following recommendations:
Heed the precautions - Protecting the skin and eyes from damage is compulsory. Considering the harmful UV rays from the Sun during midday, it's essential to reduce exposure. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection.
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Frequently asked questions

What is the usual temperature for Waconia in September?

September temperatures in Waconia, Minnesota, vary between a high-temperature of 71.2°F (21.8°C) and a low-temperature of 52.7°F (11.5°C).

What is the average humidity in September in Waconia?

The average relative humidity in September in Waconia, Minnesota, is 75%.

How much does it rain in Waconia in September?

In September, in Waconia, Minnesota, the rain falls for 11.6 days. Throughout September, 1.89" (48mm) of precipitation is accumulated.

When it does not snow in Waconia?

In Waconia, snow does not fall in June through September.

Does it snow in Waconia in September?

In Waconia, Minnesota, in September, it doesn't snow. In October, it regularly snows.

How many hours of daylight does Waconia have in September?

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

What time are sunrise and sunset in September in Waconia?

In September, on the first day of the month, sunrise is at 6:38 am and sunset at 7:51 pm. On the last day of the month, in Waconia, sunrise is at 7:12 am and sunset at 6:56 pm CDT.

How long on average sun shines in September in Waconia?

The average sunshine duration in September in Waconia is 8.9h.

What is the UV index reading in September in Waconia?

In September, the average daily maximum UV index is 4. A UV Index reading of 3 to 5 represents a medium health risk from unsafe 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
Waconia, MN

Average temperature in September - Waconia, MN
  • Average high temperature in September: 71.2°F

The warmest month (with the highest average high temperature) is July (80.2°F).
The month with the lowest average high temperature is January (20.1°F).

  • Average low temperature in September: 52.7°F

The month with the highest average low temperature is July (62.4°F).
The coldest month (with the lowest average low temperature) is January (7.2°F).

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Average pressure in September
Waconia, MN

Average pressure in September - Waconia, MN
  • Average pressure in September: 30"Hg

The months with the highest atmospheric pressure are January and February (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).

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Average wind speed in September
Waconia, MN

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

The windiest month (with the highest average wind speed) is April (9.3mph).
The calmest months (with the lowest average wind speed) are July and August (6.9mph).

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Average humidity in September
Waconia, MN

Average humidity in September - Waconia, MN
  • Average humidity in September: 75%

The month with the highest relative humidity is January (90%).
The month with the lowest relative humidity is April (71%).

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Average rainfall in September
Waconia, MN

Average rainfall in September - Waconia, MN
  • Average rainfall in September: 1.89"

The wettest month (with the highest rainfall) is June (3.78").
The driest month (with the least rainfall) is January (0.63").

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Average rainfall days in September
Waconia, MN

Average rainfall days in September - Waconia, MN
  • Average rainfall days in September: 11.6 days

The month with the highest number of rainy days is June (17.5 days).
The month with the least rainy days is January (2.3 days).

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Average snowfall in September
Waconia, MN

Average snowfall in September - Waconia, MN
  • Average snowfall in September: 0"

The month with the highest snowfall is February (4.76").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in September
Waconia, MN

Average snowfall days in September - Waconia, MN
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (13 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
Waconia, MN

Average daylight in September / Average sunshine in September - Waconia, MN
  • Average daylight in September: 12h and 3min

The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).

  • Average sunshine in September: 8h and 5min

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 18min).

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Average sunshine days in September
Waconia, MN

Average sunshine days in September - Waconia, MN
  • Average sunshine days in September: 16.2 days

The month with the most sunshine days is October (18.6 days).
The month with the least sunshine days is June (10.2 days).

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Average UV index in September
Waconia, MN

Average UV index in September - Waconia, 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).

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Average cloud cover in September
Waconia, MN

Average cloud cover in September - Waconia, MN
  • Average cloud cover in September: 33

The month with the most cloud cover is January (Cloud cover 65).
The month with the least cloud cover is August (Cloud cover 30).

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Average visibility in September
Waconia, MN

Average visibility in September - Waconia, 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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Waconia, Minnesota, USA

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