December weather forecast
Putney, SD

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Weather in December

December, the first month of the winter in Putney, is still a freezing cold month, with an average temperature ranging between min 12.7°F (-10.7°C) and max 25°F (-3.9°C).

Temperature

Putney sees a considerable decrease in average high-temperatures during December, falling from an icy 41.7°F (5.4°C) in November to a freezing cold 25°F (-3.9°C). Nighttime temperature in Putney dips to a mean of 12.7°F (-10.7°C) during December.

Humidity

In Putney, the average relative humidity in December is 85%.

Rainfall

In Putney, in December, it is raining for 3.1 days, with typically 0.87" (22mm) of accumulated precipitation. Throughout the year, there are 97.2 rainfall days, and 18.35" (466mm) of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall. In Putney, in December, during 11.4 snowfall days, 3.43" (87mm) of snow is typically accumulated. In Putney, during the entire year, snow falls for 54.8 days and aggregates up to 19.13" (486mm) of snow.

Daylight

December has the shortest days of the year in Putney, with an average of 8h and 48min of daylight.
On the first day of the month, sunrise is at 7:53 am and sunset at 4:50 pm. On the last day of December, in Putney, sunrise is at 8:12 am and sunset at 4:59 pm CST.

Sunshine

In Putney, the average sunshine in December is 4.3h.

UV index

The average daily maximum UV index in December in Putney is 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV radiation for the ordinary person.
Note: During December, 2 as the daily maximum UV index converts into the following advice:
Extended exposure to the sun should always be avoided by children, infants, and those with sensitive skin. Direct exposure to the Sun during its peak hours around mid-day should be minimized for safety. Employ a hat with a wide brim for robust protection, cutting UV exposure by half. Remember! The Sun's UV radiation can be magnified almost twofold by the reflection of snow.
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Frequently asked questions

How cold is it in Putney in December?

In December, in Putney, the average high-temperature is 25°F (-3.9°C), and the average low-temperature is 12.7°F (-10.7°C). The average heat index (a.k.a. 'apparent temperature', 'feels like'), which takes the relative humidity and factors it into the air temperature reading, in August is estimated at 86°F (30°C).

What is the average humidity in December in Putney?

The average relative humidity in December in Putney, South Dakota, is 85%.

How much does it rain in Putney in December?

In Putney, South Dakota, in December, it is raining for 3.1 days, with typically 0.87" (22mm) of accumulated precipitation.

How much does it snow in Putney in December?

In Putney, South Dakota, in December, snow falls for 11.4 days, with typically accumulated 3.43" (87mm) of snow.

What is the month with the shortest days in Putney?

December has the shortest days of the year in Putney, South Dakota, with an average of 8h and 48min of daylight.

How many hours of daylight does Putney have in December?

The average day length in December is 8h and 46min.

What time are sunrise and sunset in December in Putney?

In December, on the first day of the month, sunrise is at 7:53 am and sunset at 4:50 pm. On the last day of the month, sunrise is at 8:12 am and sunset at 4:59 pm CST.

How long on average sun shines in December in Putney?

In December, the average sunshine duration is 4.3h.

What is the UV index intensity in December in Putney?

In December, the average daily maximum UV index in Putney is 2. A UV Index value of 2, and less, symbolizes a low health threat from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Putney, SD

Average temperature in December - Putney, SD
  • Average high temperature in December: 25°F

The warmest month (with the highest average high temperature) is July (84.7°F).
The month with the lowest average high temperature is January (20.7°F).

  • Average low temperature in December: 12.7°F

The month with the highest average low temperature is July (63.1°F).
The coldest month (with the lowest average low temperature) is January (6.3°F).

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Average pressure in December
Putney, SD

Average pressure in December - Putney, SD
  • Average pressure in December: 30.13"Hg

The month with the highest atmospheric pressure is February (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.85"Hg).

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Average wind speed in December
Putney, SD

Average wind speed in December - Putney, SD
  • Average wind speed in December: 9.5mph

The windiest month (with the highest average wind speed) is April (10.6mph).
The calmest month (with the lowest average wind speed) is August (8.3mph).

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Average humidity in December
Putney, SD

Average humidity in December - Putney, SD
  • Average humidity in December: 85%

The month with the highest relative humidity is January (88%).
The months with the lowest relative humidity are August and September (60%).

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Average rainfall in December
Putney, SD

Average rainfall in December - Putney, SD
  • Average rainfall in December: 0.87"

The wettest month (with the highest rainfall) is June (3.46").
The driest month (with the least rainfall) is January (0.59").

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Average rainfall days in December
Putney, SD

Average rainfall days in December - Putney, SD
  • Average rainfall days in December: 3.1 days

The month with the highest number of rainy days is June (15 days).
The month with the least rainy days is February (2 days).

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Average snowfall in December
Putney, SD

Average snowfall in December - Putney, SD
  • Average snowfall in December: 3.43"

The month with the highest snowfall is January (3.82").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in December
Putney, SD

Average snowfall days in December - Putney, SD
  • Average snowfall days in December: 11.4 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 December /
Average sunshine in December
Putney, SD

Average daylight in December / Average sunshine in December - Putney, SD
  • Average daylight in December: 8h and 5min

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 December: 4h and 2min

The month with the most sunshine is July (Average sunshine: 11h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).

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Average sunshine days in December
Putney, SD

Average sunshine days in December - Putney, SD
  • Average sunshine days in December: 18.9 days

The month with the most sunshine days is November (20.9 days).
The month with the least sunshine days is June (12.7 days).

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Average UV index in December
Putney, SD

Average UV index in December - Putney, SD
  • Average UV index in December: 2

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

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Average cloud cover in December
Putney, SD

Average cloud cover in December - Putney, SD
  • Average cloud cover in December: 54

The month with the most cloud cover is January (Cloud cover 57).
The months with the least cloud cover are July and August (Cloud cover 23).

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Average visibility in December
Putney, SD

Average visibility in December - Putney, SD
  • Average visibility in December: 6mi

The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is January (5mi).

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Putney, South Dakota, USA

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