December weather forecast
Salix, IA

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Weather in December

The first month of the winter, December, is still a freezing cold month in Salix, Iowa, with an average temperature fluctuating between 19°F (-7.2°C) and 31.1°F (-0.5°C).

Temperature

December signals a clear decrease in the average high-temperature, dropping from November's chilly 46.8°F (8.2°C) to a subzero cold 31.1°F (-0.5°C). Salix, in December, observes a steady average low-temperature of 19°F (-7.2°C).

Humidity

In December, the average relative humidity is 81%.

Rainfall

In Salix, in December, it is raining for 3.2 days, with typically 0.59" (15mm) of accumulated precipitation. Throughout the year, there are 102.3 rainfall days, and 12.91" (328mm) of precipitation is accumulated.

Snowfall

January through April, October through December are months with snowfall. In Salix, in December, snow falls for 7.3 days, with typically accumulated 1.42" (36mm) of snow. In Salix, during the entire year, snow falls for 31.1 days and aggregates up to 6.85" (174mm) of snow.

Daylight

December has the shortest days of the year in Salix, Iowa, with an average of 9h and 6min of daylight.
On the first day of December in Salix, sunrise is at 7:35 am and sunset at 4:53 pm. On the last day of the month, sunrise is at 7:54 am and sunset at 5:02 pm CST.

Sunshine

In Salix, the average sunshine in December is 4.8h.

UV index

The average daily maximum UV index in December is 2. A UV Index reading of 2, and below, represents a minimal health hazard from exposure to the Sun's UV radiation for ordinary individuals.
Note: A maximum UV index of 2 in December translates into the following recommendations:
Sun exposure does not present considerable issues for many, yet infants, fair-skinned people, and children necessitate constant protection. The Sun is most powerful around mid-day, so it's a good practice to reduce direct exposure. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation. Stay alert! Snow's reflective properties can almost double the UV radiation from the Sun.
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Frequently asked questions

How cold is it in Salix in December?

In December, in Salix, the average high-temperature is 31.1°F (-0.5°C), and the average low-temperature is 19°F (-7.2°C). The average heat index (a.k.a. 'apparent temperature', 'real feel'), which combines relative humidity and air temperature, in August is computed to be 87.8°F (31°C).

What is the average humidity in December in Salix?

In December, the average relative humidity in Salix, Iowa, is 81%.

How much does it rain in Salix in December?

In December, in Salix, Iowa, the rain falls for 3.2 days. Throughout December, 0.59" (15mm) of precipitation is accumulated.

How much does it snow in Salix in December?

In Salix, Iowa, in December, during 7.3 snowfall days, 1.42" (36mm) of snow is typically accumulated.

What is the month with the shortest days in Salix?

With an average of 9h and 6min of daylight, December has the shortest days of the year in Salix, Iowa.

What is the average length of the day in December in Salix?

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

What time are sunrise and sunset in December in Salix?

On the first day of December in Salix, sunrise is at 7:35 am and sunset at 4:53 pm. On the last day of the month, sunrise is at 7:54 am and sunset at 5:02 pm CST.

How long on average sun shines in December in Salix?

In December, the average sunshine duration is 4.8h.

How high is the UV index in December in Salix?

In December, the average daily maximum UV index in Salix, Iowa, is 2. A UV Index reading of 2, and below, represents a low health risk from unprotected exposure to 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
Salix, IA

Average temperature in December - Salix, IA
  • Average high temperature in December: 31.1°F

The warmest month (with the highest average high temperature) is July (83.8°F).
The month with the lowest average high temperature is January (27°F).

  • Average low temperature in December: 19°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 (13.5°F).

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Average pressure in December
Salix, IA

Average pressure in December - Salix, IA
  • Average pressure in December: 30.13"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.86"Hg).

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Average wind speed in December
Salix, IA

Average wind speed in December - Salix, IA
  • Average wind speed in December: 10.3mph

The windiest month (with the highest average wind speed) is April (11mph).
The calmest month (with the lowest average wind speed) is July (7.5mph).

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Average humidity in December
Salix, IA

Average humidity in December - Salix, IA
  • Average humidity in December: 81%

The month with the highest relative humidity is January (83%).
The month with the lowest relative humidity is October (65%).

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Average rainfall in December
Salix, IA

Average rainfall in December - Salix, IA
  • Average rainfall in December: 0.59"

The wettest month (with the highest rainfall) is June (1.85").
The driest months (with the least rainfall) are January and February (0.39").

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Average rainfall days in December
Salix, IA

Average rainfall days in December - Salix, IA
  • Average rainfall days in December: 3.2 days

The month with the highest number of rainy days is June (14.6 days).
The month with the least rainy days is January (2.6 days).

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Average snowfall in December
Salix, IA

Average snowfall in December - Salix, IA
  • Average snowfall in December: 1.42"

The month with the highest snowfall is January (1.77").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in December
Salix, IA

Average snowfall days in December - Salix, IA
  • Average snowfall days in December: 7.3 days

The month with the highest number of snowfall days is January (8.2 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
Salix, IA

Average daylight in December / Average sunshine in December - Salix, IA
  • Average daylight in December: 9h and 1min

The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 6min).

  • Average sunshine in December: 4h and 5min

The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is January (Average sunshine: 4h and 30min).

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Average sunshine days in December
Salix, IA

Average sunshine days in December - Salix, IA
  • Average sunshine days in December: 22.4 days

The month with the most sunshine days is January (22.6 days).
The month with the least sunshine days is June (13.1 days).

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Average UV index in December
Salix, IA

Average UV index in December - Salix, IA
  • Average UV index in December: 2

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

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Average cloud cover in December
Salix, IA

Average cloud cover in December - Salix, IA
  • Average cloud cover in December: 48

The month with the most cloud cover is January (Cloud cover 51).
The month with the least cloud cover is July (Cloud cover 25).

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Average visibility in December
Salix, IA

Average visibility in December - Salix, 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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Salix, Iowa, USA

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