September weather forecast
Wakonda, SD

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Weather in September

The first month of the autumn, September, is also a moderately hot month in Wakonda, South Dakota, with an average temperature fluctuating between 76.1°F (24.5°C) and 55°F (12.8°C).

Temperature

In Wakonda, the average high-temperature in September gently drops from a warm 83.3°F (28.5°C) in August to a still moderately hot 76.1°F (24.5°C). September nights cool down to an average low-temperature of 55°F (12.8°C).

Humidity

In September, the average relative humidity is 67%.

Rainfall

In September, in Wakonda, the rain falls for 11.6 days. Throughout September, 1.81" (46mm) of precipitation is accumulated. In Wakonda, during the entire year, the rain falls for 117.9 days and collects up to 21.93" (557mm) of precipitation.

Snowfall

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

Daylight

In Wakonda, the average length of the day in September is 12h and 29min.
On the first day of the month, sunrise is at 6:53 am and sunset at 8:02 pm. On the last day of September, sunrise is at 7:25 am and sunset at 7:10 pm CDT.

Sunshine

In Wakonda, the average sunshine in September is 8.8h.

UV index

In Wakonda, the average daily maximum UV index in September is 5. A UV Index reading of 3 to 5 represents a moderate threat to health from unprotected exposure to Sun's UV rays for the ordinary person.
Note: The UV index of 5 during September leads to these advisories:
Put precautions into practice - Protective measures against sun-induced damage are advised. Sun exposure should be minimized, especially during midday, to avoid harmful UV radiation. Tightly woven clothing, when worn loosely, shields effectively against the Sun.
Updated: Aug 19, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Wakonda in September?

The high-temperature during September is 76.1°F (24.5°C) and the low-temperature is 55°F (12.8°C). In August, the average heat index (a.k.a. 'feels like', 'apparent temperature'), which factors the actual air temperature with the relative humidity, is estimated at 89.6°F (32°C).

What is the average humidity in September?

In Wakonda, the average relative humidity in September is 67%.

How many days does it rain in September?

In Wakonda, during September, the rain falls for 11.6 days and regularly aggregates up to 1.81" (46mm) of precipitation.

When it does not snow?

June through September are months without snowfall.

Does it snow in September?

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

What is the average length of the day in September?

The average day length in September in Wakonda is 12h and 29min.

When are sunrise and sunset in September?

In September, on the first day of the month, sunrise is at 6:53 am and sunset at 8:02 pm. On the last day of the month, sunrise is at 7:25 am and sunset at 7:10 pm CDT.

How many hours of sunshine does Wakonda have in September?

In September, the average sunshine duration is 8.8h.

What is the UV index intensity in September?

In September, the average daily maximum UV index is 5. A UV Index value of 3 to 5 symbolizes a medium health risk 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
Wakonda, SD

Average temperature in September - Wakonda, SD
  • Average high temperature in September: 76.1°F

The warmest month (with the highest average high temperature) is July (84.9°F).
The month with the lowest average high temperature is January (26.8°F).

  • Average low temperature in September: 55°F

The month with the highest average low temperature is July (64.9°F).
The coldest month (with the lowest average low temperature) is January (12.9°F).

Average pressure in September
Wakonda, SD

Average pressure in September - Wakonda, SD
  • Average pressure in September: 29.97"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.85"Hg).

Average wind speed in September
Wakonda, SD

Average wind speed in September - Wakonda, SD
  • Average wind speed in September: 9.2mph

The windiest month (with the highest average wind speed) is April (11.1mph).
The calmest month (with the lowest average wind speed) is July (7.9mph).

Average humidity in September
Wakonda, SD

Average humidity in September - Wakonda, SD
  • Average humidity in September: 67%

The month with the highest relative humidity is January (85%).
The month with the lowest relative humidity is October (64%).

Average rainfall in September
Wakonda, SD

Average rainfall in September - Wakonda, SD
  • Average rainfall in September: 1.81"

The wettest month (with the highest rainfall) is May (3.78").
The driest month (with the least rainfall) is February (0.59").

Average rainfall days in September
Wakonda, SD

Average rainfall days in September - Wakonda, SD
  • Average rainfall days in September: 11.6 days

The month with the highest number of rainy days is June (17.4 days).
The month with the least rainy days is February (2.3 days).

Average snowfall in September
Wakonda, SD

Average snowfall in September - Wakonda, SD
  • Average snowfall in September: 0"

The month with the highest snowfall is December (2.95").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in September
Wakonda, SD

Average snowfall days in September - Wakonda, SD
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (9.7 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in September /
Average sunshine in September
Wakonda, SD

Average daylight in September / Average sunshine in September - Wakonda, SD
  • Average daylight in September: 12h and 3min

The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).

  • Average sunshine in September: 8h and 5min

The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is January (Average sunshine: 4h and 24min).

Average sunshine days in September
Wakonda, SD

Average sunshine days in September - Wakonda, SD
  • Average sunshine days in September: 15.5 days

The month with the most sunshine days is November (21.5 days).
The month with the least sunshine days is June (9.3 days).

Average UV index in September
Wakonda, SD

Average UV index in September - Wakonda, SD
  • Average UV index in September: 5

The months with the highest UV index are June, July and August (UV index 6).
The month with the lowest UV index is January (UV index 1).

Average cloud cover in September
Wakonda, SD

Average cloud cover in September - Wakonda, SD
  • Average cloud cover in September: 26

The month with the most cloud cover is January (Cloud cover 52).
The month with the least cloud cover is July (Cloud cover 25).

Average visibility in September
Wakonda, SD

Average visibility in September - Wakonda, SD
  • Average visibility in September: 6mi

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).

Wakonda, South Dakota, USA

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