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's arrival brings a noticeable temperature shift, dropping from a frosty 44.6°F (7°C) in November to a freezing cold 30.2°F (-1°C). Throughout December, the temperature tends to fall to a consistent average low of 19.4°F (-7°C).Humidity
The average relative humidity in December is 82%.Rainfall
In Moorland, Iowa, in December, it is raining for 4.7 days, with typically 1.26" (32mm) of accumulated precipitation. In Moorland, during the entire year, the rain falls for 130.9 days and collects up to 24.96" (634mm) of precipitation.Snowfall
Months with snowfall are January through May, October through December. In Moorland, in December, during 9.5 snowfall days, 2.91" (74mm) of snow is typically accumulated. Throughout the year, there are 43.2 snowfall days, and 17.01" (432mm) 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 7:27 am and sunset at 4:45 pm. On the last day of the month, sunrise is at 7:46 am and sunset at 4:54 pm CST.
Sunshine
The average sunshine in December is 4.5h.UV index
In December, the average daily maximum UV index is 2. A UV Index reading of 2, and below, represents a low health risk 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:
Most individuals can handle sun exposure for up to an hour without burning, but children must always be shielded from sun exposure. Limiting exposure to the direct Sun during midday hours can help prevent harmful UV radiation effects. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear. Observe! Snow reflection can nearly intensify the Sun's UV radiation twofold.
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 many days does it snow in December?
What is the month with the shortest days?
What is the average length of the day in December in Moorland?
When is the sunrise / sunset in December?
How long on average sun shines in December?
What is the UV index intensity in December?
Average temperature in December
Moorland, IA
- Average high temperature in December: 30.2°F
The warmest month (with the highest average high temperature) is July (80.8°F).
The month with the lowest average high temperature is January (25°F).
- Average low temperature in December: 19.4°F
The month with the highest average low temperature is July (63.7°F).
The coldest month (with the lowest average low temperature) is January (12.2°F).
Average pressure in December
Moorland, IA
- Average pressure in December: 30.12"Hg
The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).
Average wind speed in December
Moorland, IA
- Average wind speed in December: 10.2mph
The windiest month (with the highest average wind speed) is April (11mph).
The calmest months (with the lowest average wind speed) are July and August (7.3mph).
Average humidity in December
Moorland, IA
- Average humidity in December: 82%
The month with the highest relative humidity is January (85%).
The months with the lowest relative humidity are April and October (69%).
Average rainfall in December
Moorland, IA
- Average rainfall in December: 1.26"
The wettest month (with the highest rainfall) is June (3.98").
The driest month (with the least rainfall) is January (0.91").
Average rainfall days in December
Moorland, IA
- Average rainfall days in December: 4.7 days
The month with the highest number of rainy days is June (18.3 days).
The month with the least rainy days is February (3.3 days).
Average snowfall in December
Moorland, IA
- Average snowfall in December: 2.91"
The month with the highest snowfall is February (4.88").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Moorland, IA
- Average snowfall days in December: 9.5 days
The month with the highest number of snowfall days is January (11.9 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Moorland, 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 3min
The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).
Average sunshine days in December
Moorland, IA
- Average sunshine days in December: 17.8 days
The month with the most sunshine days is November (19 days).
The month with the least sunshine days is June (9.9 days).
Average UV index in December
Moorland, 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 and February (UV index 1).
Average cloud cover in December
Moorland, IA
- Average cloud cover in December: 54
The month with the most cloud cover is January (Cloud cover 57).
The months with the least cloud cover are July and September (Cloud cover 31).
Average visibility in December
Moorland, IA
- Average visibility in December: 6mi
The months with the highest visibility are February, March, April, May, June, September, October, November and December (6mi).
The months with the lowest visibility are January, July and August (5mi).
Moorland, Iowa, USA
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