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
Start of December brings a shift in the average high-temperature, falling from November's chilly 45.1°F (7.3°C) to an icy 32°F (0°C). In the month of December, the nighttime temperature dips to a steady average of 21°F (-6.1°C).Humidity
In December, the average relative humidity in Ferguson is 82%.Rainfall
In Ferguson, in December, it is raining for 4.8 days, with typically 0.63" (16mm) of accumulated precipitation. In Ferguson, Iowa, during the entire year, the rain falls for 118.2 days and collects up to 16.18" (411mm) of precipitation.Snowfall
January through May, October through December are months with snowfall in Ferguson. In Ferguson, in December, snow falls for 7.5 days, with typically accumulated 1.14" (29mm) of snow. In Ferguson, Iowa, during the entire year, snow falls for 34.6 days and aggregates up to 6.97" (177mm) of snow.Daylight
December has the shortest days of the year in Ferguson, with an average of 9h and 12min of daylight.On the first day of December, sunrise is at 7:20 am and sunset at 4:41 pm. On the last day of the month, sunrise is at 7:39 am and sunset at 4:50 pm CST.
Sunshine
In Ferguson, the average sunshine in December is 4.4h.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 minimal health vulnerability from exposure to the Sun's UV radiation for ordinary individuals.Note: The maximum UV index of 2 during December leads to these instructions:
The majority are not significantly affected by prolonged sun exposure. Infants, children, and those with fair skin must always have protection. The Sun's radiation is especially intense around midday; try to stay in shade during this period. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun. Attention! Nearly twice the Sun's UV radiation can be reflected by snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is it in Ferguson in December?
What is the average humidity in December in Ferguson?
How much does it rain in Ferguson in December?
How much does it snow in Ferguson in December?
What is the month with the shortest days in Ferguson?
What is the average length of the day in December in Ferguson?
When are sunrise and sunset in December in Ferguson?
How long on average sun shines in December in Ferguson?
What is the month with the lowest UV index in Ferguson?
What is the UV index intensity in December in Ferguson?
Average temperature in December
Ferguson, IA
- Average high temperature in December: 32°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 (25.7°F).
- Average low temperature in December: 21°F
The month with the highest average low temperature is July (64.4°F).
The coldest month (with the lowest average low temperature) is January (12.7°F).
Average pressure in December
Ferguson, IA
- Average pressure in December: 30.11"Hg
The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).
Average wind speed in December
Ferguson, IA
- Average wind speed in December: 10.3mph
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 (7.1mph).
Average humidity in December
Ferguson, IA
- Average humidity in December: 82%
The month with the highest relative humidity is January (86%).
The month with the lowest relative humidity is October (72%).
Average rainfall in December
Ferguson, IA
- Average rainfall in December: 0.63"
The wettest month (with the highest rainfall) is June (2.56").
The driest month (with the least rainfall) is January (0.43").
Average rainfall days in December
Ferguson, IA
- Average rainfall days in December: 4.8 days
The month with the highest number of rainy days is June (15.7 days).
The month with the least rainy days is February (2.8 days).
Average snowfall in December
Ferguson, IA
- Average snowfall in December: 1.14"
The month with the highest snowfall is January (1.93").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Ferguson, IA
- Average snowfall days in December: 7.5 days
The month with the highest number of snowfall days is January (9.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Ferguson, 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 12min).
- Average sunshine in December: 4h and 2min
The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).
Average sunshine days in December
Ferguson, IA
- Average sunshine days in December: 20.6 days
The month with the most sunshine days is December (20.6 days).
The month with the least sunshine days is June (12.2 days).
Average UV index in December
Ferguson, 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, February, October, November and December (UV index 2).
Average cloud cover in December
Ferguson, IA
- Average cloud cover in December: 54
The month with the most cloud cover is January (Cloud cover 57).
The month with the least cloud cover is September (Cloud cover 30).
Average visibility in December
Ferguson, 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).
Ferguson, Iowa, USA
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