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
Welcoming December, Malta observes a shift in the average high-temperature, falling from November's chilly 45.3°F (7.4°C) to a cold 33.1°F (0.6°C). Malta cools down to an average low-temperature of 23°F (-5°C) throughout the month of December.Humidity
In Malta, the average relative humidity in December is 83%.Rainfall
In Malta, in December, during 8.5 rainfall days, 1.69" (43mm) of precipitation is typically accumulated. Throughout the year, in Malta, Illinois, there are 152.6 rainfall days, and 32.09" (815mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall. In Malta, Illinois, during December, snow falls for 10 days and regularly aggregates up to 2.91" (74mm) of snow. Throughout the year, in Malta, there are 44.3 snowfall days, and 17.87" (454mm) of snow is accumulated.Daylight
The month with the shortest days in Malta is December, with an average of 9h and 12min of daylight.On the first day of December, sunrise is at 7:04 am and sunset at 4:25 pm. On the last day of the month, sunrise is at 7:23 am and sunset at 4:34 pm CST.
Sunshine
In Malta, the average sunshine in December is 3.9h.UV index
The months with the lowest UV index in Malta, Illinois, are January and December, with an average maximum UV index of 1. A UV Index estimate of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV rays for the ordinary person.Note: In December, a regular UV index of 1 translates into these guidelines:
Most individuals face no major issues with lengthy exposure to the sun, but children, infants, and individuals with fair skin always require protection. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation. Be careful! The Sun's UV radiation can nearly be doubled by the reflective quality of snow.
Frequently asked questions
How cold is it in Malta in December?
What is the average humidity in December in Malta?
How many days does it rain in December in Malta?
How many days does it snow in December in Malta?
What is the month with the shortest days in Malta?
How many hours of daylight does Malta have in December?
When is the sunrise / sunset in December in Malta?
How many hours of sunshine does Malta have in December?
What are the months with the lowest UV index in Malta?
What is the UV index reading in December in Malta?
Average temperature in December
Malta, IL
- Average high temperature in December: 33.1°F
The warmest month (with the highest average high temperature) is July (80.2°F).
The month with the lowest average high temperature is January (27°F).
- Average low temperature in December: 23°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 (15.1°F).
Average pressure in December
Malta, IL
- Average pressure in December: 30.1"Hg
The month with the highest atmospheric pressure is January (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in December
Malta, IL
- Average wind speed in December: 9.3mph
The windiest month (with the highest average wind speed) is April (10mph).
The calmest month (with the lowest average wind speed) is August (6.2mph).
Average humidity in December
Malta, IL
- Average humidity in December: 83%
The months with the highest relative humidity are January and July (85%).
The months with the lowest relative humidity are April and October (75%).
Average rainfall in December
Malta, IL
- Average rainfall in December: 1.69"
The wettest month (with the highest rainfall) is May (4.37").
The driest month (with the least rainfall) is February (1.65").
Average rainfall days in December
Malta, IL
- Average rainfall days in December: 8.5 days
The month with the highest number of rainy days is May (18.3 days).
The month with the least rainy days is February (4.7 days).
Average snowfall in December
Malta, IL
- Average snowfall in December: 2.91"
The month with the highest snowfall is January (5.55").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Malta, IL
- Average snowfall days in December: 10 days
The month with the highest number of snowfall days is January (11.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Malta, IL
- 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: 3h and 5min
The month with the most sunshine is July (Average sunshine: 9h and 36min).
The month with the least sunshine is January (Average sunshine: 3h and 36min).
Average sunshine days in December
Malta, IL
- Average sunshine days in December: 15.5 days
The month with the most sunshine days is November (17.2 days).
The months with the least sunshine days are June and July (10.3 days).
Average UV index in December
Malta, IL
- Average UV index in December: 1
The months with the highest UV index are June and August (UV index 6).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in December
Malta, IL
- Average cloud cover in December: 59
The month with the most cloud cover is January (Cloud cover 63).
The months with the least cloud cover are August and September (Cloud cover 35).
Average visibility in December
Malta, IL
- Average visibility in December: 6mi
The months with the highest visibility are March, April, May, June, October, November and December (6mi).
The months with the lowest visibility are January, February, July, August and September (5mi).
Malta, Illinois, USA
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