December weather forecast
Sawyer, IA

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Weather in December

The first month of the winter, December, is also a wintry month in Sawyer, Iowa, with an average temperature fluctuating between 36.5°F (2.5°C) and 25.2°F (-3.8°C).

Temperature

A shift in the average high-temperature occurs in December, reducing from a frosty 48.7°F (9.3°C) in November to a cold 36.5°F (2.5°C). Sawyer, during the nights of December, experiences an average temperature drop to a subzero cold 25.2°F (-3.8°C).

Humidity

In Sawyer, Iowa, the average relative humidity in December is 79%.

Rainfall

January and December are months with the least rain in Sawyer, Iowa, when the rain falls for 4.7 days and typically aggregates up to 0.47" (12mm) of rain.

Snowfall

January through April, October through December are months with snowfall in Sawyer. In Sawyer, in December, snow falls for 4.4 days, with typically accumulated 0.43" (11mm) of snow. In Sawyer, Iowa, during the entire year, snow falls for 24.5 days and aggregates up to 4.25" (108mm) of snow.

Daylight

With an average of 9h and 18min of daylight, December has the shortest days of the year in Sawyer.
On the first day of December in Sawyer, sunrise is at 7:10 am and sunset at 4:38 pm. On the last day of the month, sunrise is at 7:29 am and sunset at 4:48 pm CST.

Sunshine

In Sawyer, the average sunshine in December is 4.7h.

UV index

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Sawyer, Iowa. A UV Index reading of 2, and below, represents a minimal health vulnerability from unsafe exposure to UV radiation for the ordinary person.
Note: In December, a regular UV index of 2 translates into these guidelines:
Prolonged sun exposure should always be prevented in babies, children, and those with sensitive skin. For health reasons, it's advisable to reduce direct sun exposure during peak hours around midday. Stay sun-safe with clothing that is both closely woven and worn loosely. Be on the lookout! Nearly twofold UV radiation from the Sun can be reflected by snow.
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Frequently asked questions

How cold is December in Sawyer?

The high-temperature, in December, in Sawyer, records 36.5°F (2.5°C), while the low-temperature is 25.2°F (-3.8°C). In August, the average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which calculates the temperature value influenced by the moisture in the air, is evaluated at 89.6°F (32°C).

What is the average humidity in December in Sawyer?

In December, the average relative humidity in Sawyer is 79%.

What is the driest month in Sawyer?

The months with the least rainfall in Sawyer are January and December Rain falls for 4.7 days and accumulates 0.47" (12mm) of rain.

How many days does it rain in December in Sawyer?

In December, the rain falls for 4.7 days. Throughout December, 0.47" (12mm) of precipitation is accumulated.

How much does it snow in Sawyer in December?

In Sawyer, Iowa, during December, snow falls for 4.4 days and regularly aggregates up to 0.43" (11mm) of snow.

What is the month with the shortest days in Sawyer?

December has the shortest days of the year in Sawyer, with an average of 9h and 18min of daylight.

How many hours of daylight does Sawyer have in December?

The average day length in December in Sawyer is 9h and 19min.

When is the sunrise / sunset in December in Sawyer?

On the first day of December, sunrise is at 7:10 am and sunset at 4:38 pm. On the last day of the month, sunrise is at 7:29 am and sunset at 4:48 pm CST.

How long on average sun shines in December in Sawyer?

In Sawyer, the average sunshine duration in December is 4.7h.

What are the months with the lowest UV index in Sawyer?

The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2.

What is the UV index intensity in December in Sawyer?

In December, the average daily maximum UV index is 2. A UV Index reading of 2, and below, represents a minimal hazard to health from exposure to the Sun's UV radiation.
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
Sawyer, IA

Average temperature in December - Sawyer, IA
  • Average high temperature in December: 36.5°F

The warmest month (with the highest average high temperature) is July (82.9°F).
The month with the lowest average high temperature is January (30.4°F).

  • Average low temperature in December: 25.2°F

The month with the highest average low temperature is July (66.2°F).
The coldest month (with the lowest average low temperature) is January (18.5°F).

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Average pressure in December
Sawyer, IA

Average pressure in December - Sawyer, IA
  • Average pressure in December: 30.12"Hg

The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).

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Average wind speed in December
Sawyer, IA

Average wind speed in December - Sawyer, IA
  • Average wind speed in December: 9.9mph

The windiest months (with the highest average wind speed) are January, February, March and April (10.4mph).
The calmest months (with the lowest average wind speed) are July and August (6.7mph).

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Average humidity in December
Sawyer, IA

Average humidity in December - Sawyer, IA
  • Average humidity in December: 79%

The month with the highest relative humidity is July (82%).
The month with the lowest relative humidity is October (71%).

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Average rainfall in December
Sawyer, IA

Average rainfall in December - Sawyer, IA
  • Average rainfall in December: 0.47"

The wettest month (with the highest rainfall) is May (1.46").
The driest months (with the least rainfall) are January and December (0.47").

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Average rainfall days in December
Sawyer, IA

Average rainfall days in December - Sawyer, IA
  • Average rainfall days in December: 4.7 days

The month with the highest number of rainy days is May (14.4 days).
The month with the least rainy days is February (3.5 days).

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Average snowfall in December
Sawyer, IA

Average snowfall in December - Sawyer, IA
  • Average snowfall in December: 0.43"

The month with the highest snowfall is January (1.1").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in December
Sawyer, IA

Average snowfall days in December - Sawyer, IA
  • Average snowfall days in December: 4.4 days

The month with the highest number of snowfall days is January (7.7 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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Average daylight in December /
Average sunshine in December
Sawyer, IA

Average daylight in December / Average sunshine in December - Sawyer, IA
  • Average daylight in December: 9h and 2min

The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 18min).

  • Average sunshine in December: 4h and 4min

The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 4h and 18min).

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Average sunshine days in December
Sawyer, IA

Average sunshine days in December - Sawyer, IA
  • Average sunshine days in December: 22.9 days

The month with the most sunshine days is December (22.9 days).
The month with the least sunshine days is May (14 days).

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Average UV index in December
Sawyer, IA

Average UV index in December - Sawyer, IA
  • 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, November and December (UV index 2).

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Average cloud cover in December
Sawyer, IA

Average cloud cover in December - Sawyer, IA
  • Average cloud cover in December: 50

The month with the most cloud cover is January (Cloud cover 54).
The months with the least cloud cover are July, August and September (Cloud cover 28).

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Average visibility in December
Sawyer, IA

Average visibility in December - Sawyer, IA
  • Average visibility in December: 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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Sawyer, Iowa, USA

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