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
The shift into December brings a noticeable decrease in the average high-temperature, falling from a frosty 43.2°F (6.2°C) in November to a subzero cold 28°F (-2.2°C). Throughout the month of December, Ayrshire witnesses an average low-temperature of 17.4°F (-8.1°C).Humidity
In Ayrshire, the average relative humidity in December is 84%.Rainfall
In Ayrshire, in December, during 4.4 rainfall days, 1.5" (38mm) of precipitation is typically accumulated. Throughout the year, there are 138 rainfall days, and 26.77" (680mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall. In Ayrshire, during December, snow falls for 11.9 days and regularly aggregates up to 3.74" (95mm) of snow. Throughout the year, in Ayrshire, there are 51.6 snowfall days, and 23.03" (585mm) of snow is accumulated.Daylight
With an average of 9h and 6min of daylight, December has the shortest days of the year.On the first day of December, sunrise is at 7:31 am and sunset at 4:45 pm. On the last day of the month, sunrise is at 7:50 am and sunset at 4:54 pm CST.
Sunshine
In December, the average sunshine is 4.4h.UV index
In December, the average daily maximum UV index in Ayrshire is 2. A UV Index of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV rays for the average person.Note: In December, a daily UV index of 2 turns into the following recommendations:
Most individuals face no significant issues with extended sun exposure, but it is always essential to protect children, babies, and those with sensitive skin. It's crucial to reduce time in the direct Sun around mid-day due to the intense solar radiation. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays. Be alert to the fact! The reflection from snow can nearly double the UV radiation of the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is it in Ayrshire in December?
What is the average humidity in December?
How many days does it rain in December?
How many days does it snow in December?
What is the month with the shortest days?
How many hours of daylight does Ayrshire have in December?
When are sunrise and sunset in December?
How many hours of sunshine does Ayrshire have in December?
What is the UV index intensity in December?
Average temperature in December
Ayrshire, IA
- Average high temperature in December: 28°F
The warmest month (with the highest average high temperature) is July (80.6°F).
The month with the lowest average high temperature is January (23.2°F).
- Average low temperature in December: 17.4°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 (10.6°F).
Average pressure in December
Ayrshire, 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 (29.88"Hg).
Average wind speed in December
Ayrshire, IA
- Average wind speed in December: 10.6mph
The windiest months (with the highest average wind speed) are January and April (11mph).
The calmest month (with the lowest average wind speed) is July (7.5mph).
Average humidity in December
Ayrshire, IA
- Average humidity in December: 84%
The month with the highest relative humidity is January (87%).
The month with the lowest relative humidity is October (68%).
Average rainfall in December
Ayrshire, IA
- Average rainfall in December: 1.5"
The wettest month (with the highest rainfall) is June (4.25").
The driest month (with the least rainfall) is January (0.98").
Average rainfall days in December
Ayrshire, IA
- Average rainfall days in December: 4.4 days
The month with the highest number of rainy days is June (20 days).
The month with the least rainy days is February (3.4 days).
Average snowfall in December
Ayrshire, IA
- Average snowfall in December: 3.74"
The month with the highest snowfall is February (5.91").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Ayrshire, IA
- Average snowfall days in December: 11.9 days
The month with the highest number of snowfall days is January (12.5 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Ayrshire, IA
- Average daylight in December: 9h and 1min
The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).
- Average sunshine in December: 4h and 2min
The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 4h and 0min).
Average sunshine days in December
Ayrshire, IA
- Average sunshine days in December: 15.7 days
The month with the most sunshine days is November (18 days).
The month with the least sunshine days is June (8.1 days).
Average UV index in December
Ayrshire, IA
- Average UV index in December: 2
The month with the highest UV index is June (UV index 6).
The months with the lowest UV index are January and February (UV index 1).
Average cloud cover in December
Ayrshire, IA
- Average cloud cover in December: 55
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
Ayrshire, IA
- Average visibility in December: 6mi
The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is January (5mi).
Ayrshire, Iowa, USA
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