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
Arrival of December comes with a reduction in the average high-temperature, falling from a cold 41.4°F (5.2°C) in November to a subzero cold 27.3°F (-2.6°C). During December, the temperature tends to dip to an average of 16.5°F (-8.6°C) at night.Humidity
The average relative humidity in December is 87%.Rainfall
In December, the rain falls for 5.5 days. Throughout December, 1.3" (33mm) of precipitation is accumulated. In Carpenter, during the entire year, the rain falls for 134.3 days and collects up to 25.08" (637mm) of precipitation.Snowfall
January through May, October through December are months with snowfall. In Carpenter, in December, during 12.6 snowfall days, 3.66" (93mm) of snow is typically accumulated. In Carpenter, Iowa, during the entire year, snow falls for 57 days and aggregates up to 22.83" (580mm) of snow.Daylight
With an average of 9h and 0min of daylight, December has the shortest days of the year.On the first day of the month, sunrise is at 7:25 am and sunset at 4:37 pm. On the last day of December, in Carpenter, sunrise is at 7:44 am and sunset at 4:46 pm CST.
Sunshine
In Carpenter, the average sunshine in December is 3.9h.UV index
The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 1. A UV Index of 2, and less, symbolizes a minimal health vulnerability from unsafe exposure to UV radiation for the average person.Note: In December, a daily maximum UV index of 1 leads to the following instructions:
Extended exposure to the sun should always be avoided by children, infants, and those with sensitive skin. Considering the Sun's intensity during midday, it's wise to minimize direct exposure. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears. Notice this! Nearly double the intensity of the Sun's UV radiation can be caused by snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is it in December?
What is the average humidity in December in Carpenter?
How much does it rain in December?
How many days does it snow in December?
What is the month with the shortest days in Carpenter?
How many hours of daylight does Carpenter have in December?
When is the sunrise / sunset in December?
How long on average sun shines in December in Carpenter?
What are the months with the lowest UV index?
What is the UV index intensity in December in Carpenter?
Average temperature in December
Carpenter, IA
- Average high temperature in December: 27.3°F
The warmest month (with the highest average high temperature) is July (79.2°F).
The month with the lowest average high temperature is January (21.6°F).
- Average low temperature in December: 16.5°F
The month with the highest average low temperature is July (62.6°F).
The coldest month (with the lowest average low temperature) is January (9°F).
Average pressure in December
Carpenter, IA
- Average pressure in December: 30.11"Hg
The months with the highest atmospheric pressure are January and February (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).
Average wind speed in December
Carpenter, IA
- Average wind speed in December: 10.1mph
The windiest month (with the highest average wind speed) is April (10.8mph).
The calmest months (with the lowest average wind speed) are July and August (7.4mph).
Average humidity in December
Carpenter, IA
- Average humidity in December: 87%
The month with the highest relative humidity is January (90%).
The months with the lowest relative humidity are April and October (72%).
Average rainfall in December
Carpenter, IA
- Average rainfall in December: 1.3"
The wettest month (with the highest rainfall) is June (4.13").
The driest month (with the least rainfall) is January (0.94").
Average rainfall days in December
Carpenter, IA
- Average rainfall days in December: 5.5 days
The month with the highest number of rainy days is June (18.4 days).
The month with the least rainy days is February (2.9 days).
Average snowfall in December
Carpenter, IA
- Average snowfall in December: 3.66"
The month with the highest snowfall is February (5.94").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Carpenter, IA
- Average snowfall days in December: 12.6 days
The month with the highest number of snowfall days is January (13.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Carpenter, IA
- Average daylight in December: 9h and 0min
The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).
- Average sunshine in December: 3h and 5min
The month with the most sunshine is July (Average sunshine: 9h and 48min).
The month with the least sunshine is January (Average sunshine: 3h and 24min).
Average sunshine days in December
Carpenter, IA
- Average sunshine days in December: 14.7 days
The month with the most sunshine days is October (18.1 days).
The month with the least sunshine days is June (9.1 days).
Average UV index in December
Carpenter, IA
- Average UV index in December: 1
The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 1).
Average cloud cover in December
Carpenter, IA
- Average cloud cover in December: 61
The month with the most cloud cover is January (Cloud cover 65).
The month with the least cloud cover is August (Cloud cover 32).
Average visibility in December
Carpenter, IA
- Average visibility in December: 5mi
The months with the highest visibility are March, April, May, June, September, October and November (6mi).
The months with the lowest visibility are January, February, July, August and December (5mi).
Carpenter, Iowa, USA
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