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 shows a mild decline in the average high-temperature, falling from November's fresh 52.2°F (11.2°C) to a cold 41.9°F (5.5°C). In Iuka, December nights witness a steady temperature drop to a subzero cold 30.6°F (-0.8°C).Humidity
The average relative humidity in December is 78%.Rainfall
In Iuka, in December, during 7.6 rainfall days, 0.98" (25mm) of precipitation is typically accumulated. Throughout the year, in Iuka, there are 123.2 rainfall days, and 15.08" (383mm) of precipitation is accumulated.Snowfall
January through April, November and December are months with snowfall in Iuka. In Iuka, during December, snow falls for 3.4 days and regularly aggregates up to 0.47" (12mm) of snow. In Iuka, during the entire year, snow falls for 16.4 days and aggregates up to 2.05" (52mm) of snow.Daylight
The month with the shortest days in Iuka is December, with an average of 9h and 30min of daylight.On the first day of the month, sunrise is at 6:54 am and sunset at 4:34 pm. On the last day of December, sunrise is at 7:12 am and sunset at 4:44 pm CST.
Sunshine
In Iuka, the average sunshine in December is 4.8h.UV index
The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a minimal health hazard from exposure to the Sun's UV radiation for average individuals.Note: The maximum daily UV index of 2 in December interprets into the following recommendations:
Extended time in the sun generally does not harm most, but those with sensitive skin, infants, and children should always be protected. When the Sun is at its strongest around midday, find shade and limit exposure. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration. Watch out! The Sun's UV radiation can be nearly magnified twofold due to snow reflection.
Frequently asked questions
How cold is it in Iuka in December?
What is the average humidity in December in Iuka?
How much does it rain in Iuka in December?
How much does it snow in Iuka in December?
What is the month with the shortest days in Iuka?
What is the average length of the day in December in Iuka?
What time are sunrise and sunset in December in Iuka?
How long on average sun shines in December in Iuka?
When is the lowest UV index in Iuka?
What is the UV index intensity in December in Iuka?
Average temperature in December
Iuka, IL
- Average high temperature in December: 41.9°F
The warmest month (with the highest average high temperature) is July (84.7°F).
The month with the lowest average high temperature is January (37°F).
- Average low temperature in December: 30.6°F
The month with the highest average low temperature is July (67.5°F).
The coldest month (with the lowest average low temperature) is January (24.3°F).
Average pressure in December
Iuka, IL
- Average pressure in December: 30.13"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in December
Iuka, IL
- Average wind speed in December: 9.3mph
The windiest month (with the highest average wind speed) is January (10.2mph).
The calmest month (with the lowest average wind speed) is July (5.9mph).
Average humidity in December
Iuka, IL
- Average humidity in December: 78%
The months with the highest relative humidity are May, July and August (80%).
The month with the lowest relative humidity is October (71%).
Average rainfall in December
Iuka, IL
- Average rainfall in December: 0.98"
The wettest month (with the highest rainfall) is April (2.01").
The driest month (with the least rainfall) is February (0.71").
Average rainfall days in December
Iuka, IL
- Average rainfall days in December: 7.6 days
The month with the highest number of rainy days is May (14.8 days).
The month with the least rainy days is January (6.6 days).
Average snowfall in December
Iuka, IL
- Average snowfall in December: 0.47"
The month with the highest snowfall is January (0.63").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in December
Iuka, IL
- Average snowfall days in December: 3.4 days
The month with the highest number of snowfall days is January (5.1 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Iuka, IL
- Average daylight in December: 9h and 3min
The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in December: 4h and 5min
The months with the most sunshine are June and July (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 4h and 24min).
Average sunshine days in December
Iuka, IL
- Average sunshine days in December: 19.6 days
The month with the most sunshine days is October (20.8 days).
The month with the least sunshine days is May (12.8 days).
Average UV index in December
Iuka, IL
- Average UV index in December: 2
The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in December
Iuka, IL
- Average cloud cover in December: 50
The month with the most cloud cover is January (Cloud cover 52).
The month with the least cloud cover is June (Cloud cover 28).
Average visibility in December
Iuka, IL
- Average visibility in December: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Iuka, Illinois, USA
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