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
As Crescent welcomes December, there is a noticeable shift in the average high-temperature, dropping from November's frosty 48.6°F (9.2°C) to a cold 33.8°F (1°C). In Crescent, December's nights observe an average temperature dip to a freezing cold 21.7°F (-5.7°C).Humidity
The average relative humidity in December in Crescent is 77%.Rainfall
In Crescent, in December, it is raining for 4.2 days, with typically 0.91" (23mm) of accumulated precipitation. In Crescent, during the entire year, the rain falls for 114.7 days and collects up to 18.27" (464mm) of precipitation.Snowfall
January through May, October through December are months with snowfall in Crescent. In Crescent, during December, snow falls for 5.5 days and regularly aggregates up to 1.3" (33mm) of snow. Throughout the year, in Crescent, there are 28.2 snowfall days, and 7.24" (184mm) of snow is accumulated.Daylight
The month with the shortest days in Crescent is December, with an average of 9h and 12min of daylight.On the first day of the month, sunrise is at 7:30 am and sunset at 4:54 pm. On the last day of December, in Crescent, sunrise is at 7:49 am and sunset at 5:04 pm CST.
Sunshine
In December, the average sunshine in Crescent is 5h.UV index
January, February, October through December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index value of 2, and less, symbolizes a low threat to health from unprotected exposure to Sun's UV rays for the ordinary person.Note: The maximum daily UV index of 2 in December interprets into the following recommendations:
Those with sensitive skin, infants, and children require constant safeguarding from prolonged sun exposure. Considering the strength of solar radiation at midday, one should avoid direct Sun exposure. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes. Beware! Reflection from snow can magnify the Sun's UV radiation nearly twofold.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is December in Crescent?
What is the average humidity in December in Crescent?
How many days does it rain in December in Crescent?
How much does it snow in Crescent in December?
What is the month with the shortest days in Crescent?
How many hours of daylight does Crescent have in December?
When are sunrise and sunset in December in Crescent?
How long on average sun shines in December in Crescent?
When is the lowest UV index in Crescent?
How high is the UV index in December in Crescent?
Average temperature in December
Crescent, IA
- Average high temperature in December: 33.8°F
The warmest month (with the highest average high temperature) is July (84.4°F).
The month with the lowest average high temperature is January (29.8°F).
- Average low temperature in December: 21.7°F
The month with the highest average low temperature is July (65.8°F).
The coldest month (with the lowest average low temperature) is January (16.2°F).
Average pressure in December
Crescent, 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).
Average wind speed in December
Crescent, IA
- Average wind speed in December: 9.8mph
The windiest month (with the highest average wind speed) is April (10.6mph).
The calmest month (with the lowest average wind speed) is July (7mph).
Average humidity in December
Crescent, IA
- Average humidity in December: 77%
The month with the highest relative humidity is January (81%).
The month with the lowest relative humidity is October (66%).
Average rainfall in December
Crescent, IA
- Average rainfall in December: 0.91"
The wettest month (with the highest rainfall) is June (3.19").
The driest month (with the least rainfall) is January (0.47").
Average rainfall days in December
Crescent, IA
- Average rainfall days in December: 4.2 days
The month with the highest number of rainy days is May (15.7 days).
The month with the least rainy days is February (2.9 days).
Average snowfall in December
Crescent, IA
- Average snowfall in December: 1.3"
The month with the highest snowfall is February (1.81").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Crescent, IA
- Average snowfall days in December: 5.5 days
The month with the highest number of snowfall days is January (8.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Crescent, 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: 5h and 0min
The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 4h and 42min).
Average sunshine days in December
Crescent, 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
Crescent, 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
Crescent, IA
- Average cloud cover in December: 45
The month with the most cloud cover is January (Cloud cover 49).
The month with the least cloud cover is July (Cloud cover 26).
Average visibility in December
Crescent, 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).
Crescent, Iowa, USA
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