December weather forecast
Rippey, IA

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Weather in December

The first month of the winter, December, is also an icy month in Rippey, Iowa, with temperature in the range of an average high of 32.9°F (0.5°C) and an average low of 21.4°F (-5.9°C).

Temperature

December weather is marked by a drop in the average high-temperature, falling from a frosty 46.6°F (8.1°C) in November to an icy 32.9°F (0.5°C). During December, the average low-temperature is a freezing cold 21.4°F (-5.9°C).

Humidity

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

Rainfall

In Rippey, Iowa, in December, it is raining for 5.5 days, with typically 1.26" (32mm) of accumulated precipitation. Throughout the year, in Rippey, Iowa, there are 131.7 rainfall days, and 26.65" (677mm) of precipitation is accumulated.

Snowfall

Months with snowfall in Rippey are January through May, October through December. In Rippey, in December, snow falls for 7.5 days, with typically accumulated 1.81" (46mm) of snow. In Rippey, during the entire year, snow falls for 37.2 days and aggregates up to 13.35" (339mm) of snow.

Daylight

The month with the shortest days in Rippey is December, with an average of 9h and 12min of daylight.
On the first day of the month, sunrise is at 7:25 am and sunset at 4:46 pm. On the last day of December, sunrise is at 7:44 am and sunset at 4:55 pm CST.

Sunshine

The average sunshine in December is 4.8h.

UV index

The months with the lowest UV index are January, February, October through December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a minimal health hazard from unsafe exposure to UV radiation for average individuals.
Note: In December, the maximum UV index of 2 suggests this advice:
Most individuals face no major issues with lengthy exposure to the sun, but children, infants, and individuals with fair skin always require protection. The midday Sun can be harmful due to its potent UV radiation; seek shade and reduce exposure. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage. Guard yourself! Snow reflection can almost double the UV radiation from the Sun.
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Frequently asked questions

How cold is December in Rippey?

In December, in Rippey, the average high-temperature is 32.9°F (0.5°C), and the average low-temperature is 21.4°F (-5.9°C). In July, the average heat index (a.k.a. 'real feel', 'felt air temperature'), which combines relative humidity and air temperature, is calculated to be 89.6°F (32°C).

What is the average humidity in December in Rippey?

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

How many days does it rain in December in Rippey?

In December, in Rippey, the rain falls for 5.5 days. Throughout December, 1.26" (32mm) of precipitation is accumulated.

How many days does it snow in December in Rippey?

In Rippey, Iowa, during December, snow falls for 7.5 days and regularly aggregates up to 1.81" (46mm) of snow.

What is the month with the shortest days in Rippey?

The month with the shortest days in Rippey is December, with an average of 9h and 12min of daylight.

How many hours of daylight does Rippey have in December?

In December, the average day length in Rippey is 9h and 11min.

What time are sunrise and sunset in December in Rippey?

On the first day of December in Rippey, sunrise is at 7:25 am and sunset at 4:46 pm. On the last day of the month, sunrise is at 7:44 am and sunset at 4:55 pm CST.

How many hours of sunshine does Rippey have in December?

In Rippey, Iowa, the average sunshine duration in December is 4.8h.

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

The months with the lowest UV index in Rippey are January, February, October through December, with an average maximum UV index of 2.

What is the UV index reading in December in Rippey?

In Rippey, Iowa, the average daily maximum UV index in December is 2. A UV Index value of 2, and less, symbolizes 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
Rippey, IA

Average temperature in December - Rippey, IA
  • Average high temperature in December: 32.9°F

The warmest month (with the highest average high temperature) is July (82°F).
The month with the lowest average high temperature is January (27.1°F).

  • Average low temperature in December: 21.4°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 (14°F).

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Average pressure in December
Rippey, IA

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

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).

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Average wind speed in December
Rippey, IA

Average wind speed in December - Rippey, IA
  • Average wind speed in December: 10.1mph

The windiest month (with the highest average wind speed) is April (10.5mph).
The calmest months (with the lowest average wind speed) are July and August (7mph).

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Average humidity in December
Rippey, IA

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

The month with the highest relative humidity is January (83%).
The month with the lowest relative humidity is October (69%).

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Average rainfall in December
Rippey, IA

Average rainfall in December - Rippey, IA
  • Average rainfall in December: 1.26"

The wettest month (with the highest rainfall) is May (4.17").
The driest month (with the least rainfall) is January (0.91").

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Average rainfall days in December
Rippey, IA

Average rainfall days in December - Rippey, IA
  • Average rainfall days in December: 5.5 days

The month with the highest number of rainy days is May (17.5 days).
The month with the least rainy days is February (3.8 days).

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Average snowfall in December
Rippey, IA

Average snowfall in December - Rippey, IA
  • Average snowfall in December: 1.81"

The month with the highest snowfall is January (3.74").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in December
Rippey, IA

Average snowfall days in December - Rippey, IA
  • Average snowfall days in December: 7.5 days

The month with the highest number of snowfall days is January (10.8 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
Rippey, IA

Average daylight in December / Average sunshine in December - Rippey, 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 12min).

  • Average sunshine in December: 4h and 5min

The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 4h and 12min).

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Average sunshine days in December
Rippey, IA

Average sunshine days in December - Rippey, IA
  • Average sunshine days in December: 18.9 days

The months with the most sunshine days are October, November and December (18.9 days).
The month with the least sunshine days is June (10.6 days).

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Average UV index in December
Rippey, IA

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

The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February, October, November and December (UV index 2).

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Average cloud cover in December
Rippey, IA

Average cloud cover in December - Rippey, 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 and September (Cloud cover 29).

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Average visibility in December
Rippey, IA

Average visibility in December - Rippey, IA
  • 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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Rippey, Iowa, USA

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