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
December brings a decrease in the average high-temperature, shifting from a chilly 46.8°F (8.2°C) in November to an icy 33.8°F (1°C). During the month of December, Prairie City's nighttime temperature lowers to an average of 22.1°F (-5.5°C).Humidity
The average relative humidity in December is 80%.Rainfall
In December, the rain falls for 4.3 days. Throughout December, 0.39" (10mm) of precipitation is accumulated. Throughout the year, there are 104.4 rainfall days, and 10.71" (272mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through May, October through December. In Prairie City, during December, snow falls for 5.6 days and regularly aggregates up to 0.63" (16mm) of snow. Throughout the year, there are 27.7 snowfall days, and 4.61" (117mm) of snow is accumulated.Daylight
The month with the shortest days is December, with an average of 9h and 12min of daylight.On the first day of December, sunrise is at 7:20 am and sunset at 4:43 pm. On the last day of the month, sunrise is at 7:39 am and sunset at 4:52 pm CST.
Sunshine
In December, the average sunshine 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 value of 2, and less, symbolizes a minimal health vulnerability from unsafe exposure to UV radiation for average individuals.Note: A typical high UV index of 2 in December suggests the following recommendations:
Although prolonged sun exposure does not typically bother most people, children, babies, and those with sensitive skin should always have protection. Direct Sun exposure should be minimized especially during midday when radiation is most intense. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays. Guard yourself! Snow reflection can almost double the UV radiation from the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is it in Prairie City in December?
What is the average humidity in December?
How much does it rain in December?
How much does it snow in December?
What is the month with the shortest days?
How many hours of daylight does Prairie City have in December?
What time are sunrise and sunset in December?
How many hours of sunshine does Prairie City have in December?
What is the month with the lowest UV index?
How high is the UV index in December?
Average temperature in December
Prairie City, IA
- Average high temperature in December: 33.8°F
The warmest month (with the highest average high temperature) is July (82°F).
The month with the lowest average high temperature is January (27.3°F).
- Average low temperature in December: 22.1°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 (14.4°F).
Average pressure in December
Prairie City, 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 (29.89"Hg).
Average wind speed in December
Prairie City, IA
- Average wind speed in December: 9.9mph
The windiest months (with the highest average wind speed) are January and April (10.4mph).
The calmest month (with the lowest average wind speed) is August (6.9mph).
Average humidity in December
Prairie City, IA
- Average humidity in December: 80%
The month with the highest relative humidity is January (84%).
The month with the lowest relative humidity is October (71%).
Average rainfall in December
Prairie City, IA
- Average rainfall in December: 0.39"
The wettest month (with the highest rainfall) is May (1.81").
The driest month (with the least rainfall) is January (0.35").
Average rainfall days in December
Prairie City, IA
- Average rainfall days in December: 4.3 days
The month with the highest number of rainy days is May (14 days).
The month with the least rainy days is February (3.3 days).
Average snowfall in December
Prairie City, IA
- Average snowfall in December: 0.63"
The month with the highest snowfall is January (1.46").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Prairie City, IA
- Average snowfall days in December: 5.6 days
The month with the highest number of snowfall days is February (7.6 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Prairie City, IA
- Average daylight in December: 9h and 1min
The month with the longest days is June (Average daylight: 15h and 6min).
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 24min).
The month with the least sunshine is January (Average sunshine: 4h and 12min).
Average sunshine days in December
Prairie City, IA
- Average sunshine days in December: 22.5 days
The month with the most sunshine days is December (22.5 days).
The month with the least sunshine days is June (12.1 days).
Average UV index in December
Prairie City, 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, October, November and December (UV index 2).
Average cloud cover in December
Prairie City, 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).
Average visibility in December
Prairie City, IA
- Average visibility in December: 6mi
The months with the highest visibility are January, February, March, April, May, June, September, October, November and December (6mi).
The months with the lowest visibility are July and August (5mi).
Prairie City, Iowa, USA
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