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
In Macomb, entering December brings a temperature decrement, reducing from November's cool 54.3°F (12.4°C) to a frosty 44.1°F (6.7°C). Throughout the nights in December, Macomb experiences an average low-temperature of 30°F (-1.1°C).Humidity
In December, the average relative humidity in Macomb is 76%.Rainfall
In Macomb, Missouri, in December, it is raining for 5.6 days, with typically 0.67" (17mm) of accumulated precipitation. Throughout the year, there are 109.6 rainfall days, and 11.93" (303mm) of precipitation is accumulated.Snowfall
January through April, November and December are months with snowfall in Macomb. In Macomb, during December, snow falls for 2.7 days and regularly aggregates up to 0.43" (11mm) of snow. Throughout the year, in Macomb, there are 13.2 snowfall days, and 2.13" (54mm) of snow is accumulated.Daylight
With an average of 9h and 42min of daylight, December has the shortest days of the year in Macomb.On the first day of the month, sunrise is at 7:05 am and sunset at 4:53 pm. On the last day of December, sunrise is at 7:23 am and sunset at 5:03 pm CST.
Sunshine
In Macomb, the average sunshine in December is 5.3h.UV index
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Macomb, Missouri. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV rays for the average person.Note: An average UV index of 2 in December transforms into this advice:
Prolonged sun exposure generally does not trouble most people. However, it is vital to ensure protection for babies, children, and individuals with sensitive skin. Midday Sun has the strongest UV rays, making it crucial to limit exposure and find shade. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
Frequently asked questions
How cold does it get in Macomb in December?
What is the average humidity in December in Macomb?
How much does it rain in Macomb in December?
How much does it snow in Macomb in December?
What is the month with the shortest days in Macomb?
What is the average length of the day in December in Macomb?
What time are sunrise and sunset in December in Macomb?
How long on average sun shines in December in Macomb?
When is the lowest UV index in Macomb?
What is the UV index intensity in December in Macomb?
Average temperature in December
Macomb, MO
- Average high temperature in December: 44.1°F
The warmest month (with the highest average high temperature) is July (88°F).
The month with the lowest average high temperature is January (41.2°F).
- Average low temperature in December: 30°F
The month with the highest average low temperature is July (67.3°F).
The coldest month (with the lowest average low temperature) is January (25.9°F).
Average pressure in December
Macomb, MO
- Average pressure in December: 30.14"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in December
Macomb, MO
- Average wind speed in December: 8.4mph
The windiest month (with the highest average wind speed) is January (8.9mph).
The calmest month (with the lowest average wind speed) is July (5.5mph).
Average humidity in December
Macomb, MO
- Average humidity in December: 76%
The months with the highest relative humidity are March and May (79%).
The months with the lowest relative humidity are August, September and October (74%).
Average rainfall in December
Macomb, MO
- Average rainfall in December: 0.67"
The wettest month (with the highest rainfall) is May (1.57").
The driest month (with the least rainfall) is February (0.59").
Average rainfall days in December
Macomb, MO
- Average rainfall days in December: 5.6 days
The month with the highest number of rainy days is May (13.1 days).
The month with the least rainy days is February (5.3 days).
Average snowfall in December
Macomb, MO
- Average snowfall in December: 0.43"
The months with the highest snowfall are January and February (0.59").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in December
Macomb, MO
- Average snowfall days in December: 2.7 days
The months with the highest number of snowfall days are January and February (3.8 days).
The months with the least snowfall days are June, July, August, September and October (0 days).
Average daylight in December /
Average sunshine in December
Macomb, MO
- Average daylight in December: 9h and 4min
The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 42min).
- Average sunshine in December: 5h and 2min
The month with the most sunshine is June (Average sunshine: 10h and 30min).
The months with the least sunshine are January and February (Average sunshine: 5h and 6min).
Average sunshine days in December
Macomb, MO
- Average sunshine days in December: 23.5 days
The month with the most sunshine days is December (23.5 days).
The month with the least sunshine days is May (14.1 days).
Average UV index in December
Macomb, MO
- Average UV index in December: 2
The month with the highest UV index is June (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in December
Macomb, MO
- Average cloud cover in December: 45
The month with the most cloud cover is March (Cloud cover 49).
The months with the least cloud cover are June, July and August (Cloud cover 30).
Average visibility in December
Macomb, MO
- Average visibility in December: 6mi
The months with the highest visibility are January, February, March, April, June, August, September, October, November and December (6mi).
The months with the lowest visibility are May and July (5mi).
Macomb, Missouri, USA
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