Contents
- Weather in December
- Frequently asked questions
- Average temperature in December
- Average pressure in December
- Average wind speed in December
- Average humidity in December
- Average rainfall in December
- Average rainfall days in December
- Average snowfall in December
- Average snowfall days in December
- Average daylight in December
- Average sunshine in December
- Average sunshine days in December
- Average UV index in December
- Average cloud cover in December
- Average visibility in December
Weather in December
Temperature
With December's arrival, Shawondasse sees a decrease in average high-temperatures, moving from a frosty 44.1°F (6.7°C) in November to a freezing cold 31.5°F (-0.3°C). Throughout December, Shawondasse witnesses a nighttime temperature average of 21.2°F (-6°C).Humidity
In December, the average relative humidity is 82%.Rainfall
In Shawondasse, during December, the rain falls for 7.2 days and regularly aggregates up to 1.38" (35mm) of precipitation. In Shawondasse, during the entire year, the rain falls for 140.9 days and collects up to 28.11" (714mm) of precipitation.Snowfall
January through April, October through December are months with snowfall in Shawondasse. In Shawondasse, during December, snow falls for 9.3 days and regularly aggregates up to 3.03" (77mm) of snow. Throughout the year, there are 46.4 snowfall days, and 17.64" (448mm) of snow is accumulated.Daylight
The month with the shortest days is December, with an average of 9h and 6min of daylight.On the first day of December, sunrise is at 7:12 am and sunset at 4:30 pm. On the last day of the month, sunrise is at 7:31 am and sunset at 4:39 pm CST.
Sunshine
The average sunshine in December is 4.2h.UV index
January and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index reading of 2, and below, represents a minimal health vulnerability from unsafe exposure to UV radiation for average individuals.Note: The maximum UV index of 1 during December leads to these instructions:
Children, babies, and those with sensitive skin should always be shielded from long periods of sun exposure. The best time to avoid the Sun's harmful UV radiation is during midday when it's most potent. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes. Attention! Nearly twice the Sun's UV radiation can be reflected by snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is December?
What is the average humidity in December?
How much does it rain in December?
How much does it snow in Shawondasse in December?
What is the month with the shortest days?
How many hours of daylight does Shawondasse have in December?
What time are sunrise and sunset in December?
How many hours of sunshine does Shawondasse have in December?
What are the months with the lowest UV index?
How high is the UV index in December?
Average temperature in December
Shawondasse, IA
- Average high temperature in December: 31.5°F
The warmest month (with the highest average high temperature) is July (79.7°F).
The month with the lowest average high temperature is January (24.6°F).
- Average low temperature in December: 21.2°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 (12.4°F).
Average pressure in December
Shawondasse, IA
- Average pressure in December: 30.1"Hg
The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).
Average wind speed in December
Shawondasse, IA
- Average wind speed in December: 9.9mph
The windiest month (with the highest average wind speed) is April (10.4mph).
The calmest months (with the lowest average wind speed) are July and August (6.8mph).
Average humidity in December
Shawondasse, IA
- Average humidity in December: 82%
The month with the highest relative humidity is January (87%).
The month with the lowest relative humidity is October (75%).
Average rainfall in December
Shawondasse, IA
- Average rainfall in December: 1.38"
The wettest month (with the highest rainfall) is May (3.9").
The driest month (with the least rainfall) is January (1.18").
Average rainfall days in December
Shawondasse, IA
- Average rainfall days in December: 7.2 days
The month with the highest number of rainy days is May (18.1 days).
The month with the least rainy days is January (4.6 days).
Average snowfall in December
Shawondasse, IA
- Average snowfall in December: 3.03"
The month with the highest snowfall is January (5.08").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in December
Shawondasse, IA
- Average snowfall days in December: 9.3 days
The month with the highest number of snowfall days is January (13.3 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Shawondasse, 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 1min
The months with the most sunshine are July and August (Average sunshine: 9h and 48min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).
Average sunshine days in December
Shawondasse, IA
- Average sunshine days in December: 17.3 days
The month with the most sunshine days is December (17.3 days).
The month with the least sunshine days is June (10.3 days).
Average UV index in December
Shawondasse, IA
- Average UV index in December: 1
The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in December
Shawondasse, IA
- Average cloud cover in December: 58
The month with the most cloud cover is January (Cloud cover 61).
The month with the least cloud cover is August (Cloud cover 31).
Average visibility in December
Shawondasse, IA
- Average visibility in December: 6mi
The months with the highest visibility are February, March, April, May, June, August, September, October, November and December (6mi).
The months with the lowest visibility are January and July (5mi).
Shawondasse, Iowa, USA
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