September weather forecast
Blunt, SD

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Weather in September

The first month of the autumn, September, is also a moderately hot month in Blunt, South Dakota, with temperature in the range of an average high of 76.8°F (24.9°C) and an average low of 57.4°F (14.1°C).

Temperature

Blunt in September demonstrates a small temperature transition, adjusting from an average high of a hot 86°F (30°C) in August to a moderately hot 76.8°F (24.9°C). The mean low-temperature during September nights is a moderate 57.4°F (14.1°C).

Humidity

August and September, with an average relative humidity of 52%, are the least humid months in Blunt.

Rainfall

In September, in Blunt, the rain falls for 8.9 days. Throughout September, 0.67" (17mm) of precipitation is accumulated. Throughout the year, there are 98.5 rainfall days, and 13.7" (348mm) of precipitation is accumulated.

Snowfall

June through September are months without snowfall in Blunt.

Daylight

In Blunt, the average length of the day in September is 12h and 30min.
On the first day of September in Blunt, sunrise is at 7:03 am and sunset at 8:15 pm. On the last day of the month, sunrise is at 7:37 am and sunset at 7:21 pm CDT.

Sunshine

The average sunshine in September is 9h.

UV index

In Blunt, the average daily maximum UV index in September is 5. A UV Index of 3 to 5 symbolizes a moderate health risk from unprotected exposure to Sun's UV rays for average individuals.
Note: In September, a daily maximum UV index of 5 leads to the following instructions:
Exercise prevention - Warding off sunburn is urged. The Sun is most powerful around mid-day, so it's a good practice to reduce direct exposure. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat.
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Frequently asked questions

What is the average September temperature in Blunt?

The high-temperature, in September, in Blunt, is 76.8°F (24.9°C), while the low-temperature averages to 57.4°F (14.1°C). In August, the average heat index (a.k.a. 'felt air temperature', 'real feel'), which takes the relative humidity and factors it into the air temperature reading, is appraised at 87.8°F (31°C).

What are the least humid months in Blunt?

August and September, with an average relative humidity of 52%, are the least humid months.

What is the average humidity in September in Blunt?

The average relative humidity in September in Blunt is 52%.

How much does it rain in Blunt in September?

In Blunt, during September, the rain falls for 8.9 days and regularly aggregates up to 0.67" (17mm) of precipitation.

When it does not snow in Blunt?

June through September are months without snowfall.

Does it snow in Blunt in September?

In Blunt, South Dakota, in September, it doesn't snow. In October, it regularly snows.

What is the average length of the day in September in Blunt?

In September, the average day length in Blunt, South Dakota, is 12h and 30min.

What time are sunrise and sunset in September in Blunt?

In September, on the first day of the month, sunrise is at 7:03 am and sunset at 8:15 pm. On the last day of the month, in Blunt, sunrise is at 7:37 am and sunset at 7:21 pm CDT.

How many hours of sunshine does Blunt have in September?

In Blunt, the average sunshine duration in September is 9h.

What is the UV index reading in September in Blunt?

The average daily maximum UV index in September is 5. A UV Index estimate of 3 to 5 represents a moderate vulnerability from exposure to the Sun's UV radiation.
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
Blunt, SD

Average temperature in September - Blunt, SD
  • Average high temperature in September: 76.8°F

The warmest month (with the highest average high temperature) is July (88.7°F).
The month with the lowest average high temperature is January (26.2°F).

  • Average low temperature in September: 57.4°F

The month with the highest average low temperature is July (67.5°F).
The coldest month (with the lowest average low temperature) is January (12.6°F).

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Average pressure in September
Blunt, SD

Average pressure in September - Blunt, SD
  • Average pressure in September: 29.94"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.84"Hg).

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Average wind speed in September
Blunt, SD

Average wind speed in September - Blunt, SD
  • Average wind speed in September: 11.1mph

The windiest month (with the highest average wind speed) is April (11.9mph).
The calmest months (with the lowest average wind speed) are February and August (9.9mph).

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Average humidity in September
Blunt, SD

Average humidity in September - Blunt, SD
  • Average humidity in September: 52%

The month with the highest relative humidity is January (85%).
The months with the lowest relative humidity are August and September (52%).

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Average rainfall in September
Blunt, SD

Average rainfall in September - Blunt, SD
  • Average rainfall in September: 0.67"

The wettest month (with the highest rainfall) is May (2.24").
The driest month (with the least rainfall) is January (0.35").

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Average rainfall days in September
Blunt, SD

Average rainfall days in September - Blunt, SD
  • Average rainfall days in September: 8.9 days

The month with the highest number of rainy days is June (14.2 days).
The month with the least rainy days is February (2.4 days).

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Average snowfall in September
Blunt, SD

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

The month with the highest snowfall is February (3.66").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in September
Blunt, SD

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

The month with the highest number of snowfall days is February (10 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
Blunt, SD

Average daylight in September / Average sunshine in September - Blunt, SD
  • 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: 9h and 0min

The month with the most sunshine is July (Average sunshine: 11h and 30min).
The month with the least sunshine is January (Average sunshine: 4h and 36min).

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Average sunshine days in September
Blunt, SD

Average sunshine days in September - Blunt, SD
  • Average sunshine days in September: 18.8 days

The month with the most sunshine days is November (22.3 days).
The month with the least sunshine days is June (13.7 days).

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Average UV index in September
Blunt, SD

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

The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are February and December (UV index 1).

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Average cloud cover in September
Blunt, SD

Average cloud cover in September - Blunt, SD
  • Average cloud cover in September: 21

The month with the most cloud cover is January (Cloud cover 50).
The months with the least cloud cover are July and August (Cloud cover 19).

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Average visibility in September
Blunt, SD

Average visibility in September - Blunt, 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).

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Blunt, South Dakota, USA

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