September weather forecast
Murdo, SD

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Weather in September

September, the first month of the autumn in Murdo, is also a moderately hot month, with an average temperature fluctuating between 57.4°F (14.1°C) and 76.8°F (24.9°C).

Temperature

Murdo observes a minor decrease in the average high-temperature with the arrival of September, falling from August's hot 86°F (30°C) to a warm 76.8°F (24.9°C). The average low-temperature in Murdo, South Dakota, during September nights is a moderate 57.4°F (14.1°C).

Humidity

The months with the lowest humidity in Murdo are August and September, with an average relative humidity of 52%.

Rainfall

In Murdo, South Dakota, in September, during 8.9 rainfall days, 0.67" (17mm) of precipitation is typically accumulated. Throughout the year, there are 98.5 rainfall days, and 13.7" (348mm) of precipitation is accumulated.

Snowfall

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

Daylight

In Murdo, the average length of the day in September is 12h and 29min.
On the first day of September in Murdo, South Dakota, sunrise is at 7:07 am and sunset at 8:18 pm. On the last day of the month, sunrise is at 7:40 am and sunset at 7:24 pm CDT.

Sunshine

In September, the average sunshine is 9h.

UV index

The average daily maximum UV index in September is 5. A UV Index value of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV radiation for ordinary individuals.
Note: The maximum daily UV index of 5 in September converts into the following recommendations:
Undertake protective steps - Recommendations to avoid sunburn are issued. Protect yourself from the midday Sun's peak UV radiation by minimizing exposure. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes.
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Frequently asked questions

What is the usual temperature for Murdo in September?

An average high-temperature, in September, in Murdo, is 76.8°F (24.9°C) and the average low-temperature is 57.4°F (14.1°C). The average heat index (a.k.a. 'real feel', 'feels like'), which factors the actual air temperature with the relative humidity, in August is estimated at 87.8°F (31°C).

What are the least humid months in Murdo?

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

What is the average humidity in September in Murdo?

In Murdo, South Dakota, the average relative humidity in September is 52%.

How much does it rain in Murdo in September?

In Murdo, in September, during 8.9 rainfall days, 0.67" (17mm) of precipitation is typically accumulated.

When it does not snow in Murdo?

In Murdo, South Dakota, snow does not fall in June through September.

Does it snow in Murdo in September?

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

How many hours of daylight does Murdo have in September?

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

When are sunrise and sunset in September in Murdo?

In September, on the first day of the month, sunrise is at 7:07 am and sunset at 8:18 pm. On the last day of the month, sunrise is at 7:40 am and sunset at 7:24 pm CDT.

How many hours of sunshine does Murdo have in September?

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

What is the UV index reading in September in Murdo?

In Murdo, South Dakota, the average daily maximum UV index in September is 5. A UV Index estimate of 3 to 5 represents a moderate health threat 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
Murdo, SD

Average temperature in September - Murdo, 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
Murdo, SD

Average pressure in September - Murdo, 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
Murdo, SD

Average wind speed in September - Murdo, 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
Murdo, SD

Average humidity in September - Murdo, 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
Murdo, SD

Average rainfall in September - Murdo, 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
Murdo, SD

Average rainfall days in September - Murdo, 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
Murdo, SD

Average snowfall in September - Murdo, 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
Murdo, SD

Average snowfall days in September - Murdo, 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
Murdo, SD

Average daylight in September / Average sunshine in September - Murdo, 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: 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
Murdo, SD

Average sunshine days in September - Murdo, 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
Murdo, SD

Average UV index in September - Murdo, 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
Murdo, SD

Average cloud cover in September - Murdo, 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
Murdo, SD

Average visibility in September - Murdo, 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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Murdo, South Dakota, USA

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