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's arrival comes with a mild decrease in the average high-temperature, moving subtly from a refreshing 60.8°F (16°C) in November to a cool 52.5°F (11.4°C). In December, Saint Charles reports a consistent average low-temperature of 40.1°F (4.5°C) during the nights.Humidity
March and December, with an average relative humidity of 78%, are the most humid months.Rainfall
In Saint Charles, during December, the rain falls for 11.7 days and regularly aggregates up to 4.06" (103mm) of precipitation. Throughout the year, in Saint Charles, there are 163.1 rainfall days, and 42.13" (1070mm) of precipitation is accumulated.Snowfall
Months with snowfall in Saint Charles are January through March, November and December. In Saint Charles, Arkansas, in December, during 0.7 snowfall days, 0.35" (9mm) of snow is typically accumulated. Throughout the year, in Saint Charles, there are 4.1 snowfall days, and 2.17" (55mm) of snow is accumulated.Daylight
December has the shortest days of the year in Saint Charles, with an average of 9h and 54min of daylight.On the first day of December in Saint Charles, sunrise is at 6:53 am and sunset at 4:54 pm. On the last day of the month, sunrise is at 7:10 am and sunset at 5:05 pm CST.
Sunshine
The average sunshine in December in Saint Charles, Arkansas, is 5.2h.UV index
January, February and December, with an average maximum UV index of 3, are months with the lowest UV index. A UV Index of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for the average person.Note: A daily high UV index of 3 in December leads to these guidelines:
Preventative actions are necessary - The mandate to avoid skin and eye damage is in place. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat. Remember! The Sun's UV radiation can be magnified almost twofold by the reflection of snow.
Frequently asked questions
What are the temperatures in Saint Charles in December?
What are the most humid months in Saint Charles?
What is the average humidity in December in Saint Charles?
How much does it rain in Saint Charles in December?
How much does it snow in Saint Charles in December?
What is the month with the shortest days in Saint Charles?
What is the average length of the day in December in Saint Charles?
When is the sunrise / sunset in December in Saint Charles?
How long on average sun shines in December in Saint Charles?
What is the month with the lowest UV index in Saint Charles?
What is the UV index intensity in December in Saint Charles?
Average temperature in December
Saint Charles, AR
- Average high temperature in December: 52.5°F
The warmest month (with the highest average high temperature) is July (90.1°F).
The month with the lowest average high temperature is January (49.3°F).
- Average low temperature in December: 40.1°F
The month with the highest average low temperature is July (73°F).
The coldest month (with the lowest average low temperature) is January (36°F).
Average pressure in December
Saint Charles, AR
- 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 (29.94"Hg).
Average wind speed in December
Saint Charles, AR
- Average wind speed in December: 8.5mph
The windiest month (with the highest average wind speed) is February (9.5mph).
The calmest month (with the lowest average wind speed) is August (5.4mph).
Average humidity in December
Saint Charles, AR
- Average humidity in December: 78%
The months with the highest relative humidity are March and December (78%).
The month with the lowest relative humidity is October (67%).
Average rainfall in December
Saint Charles, AR
- Average rainfall in December: 4.06"
The wettest month (with the highest rainfall) is April (4.8").
The driest month (with the least rainfall) is September (2.28").
Average rainfall days in December
Saint Charles, AR
- Average rainfall days in December: 11.7 days
The month with the highest number of rainy days is July (18.2 days).
The month with the least rainy days is October (9.5 days).
Average snowfall in December
Saint Charles, AR
- Average snowfall in December: 0.35"
The month with the highest snowfall is February (0.79").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in December
Saint Charles, AR
- Average snowfall days in December: 0.7 days
The months with the highest number of snowfall days are January and February (1.3 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in December /
Average sunshine in December
Saint Charles, AR
- Average daylight in December: 9h and 5min
The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 54min).
- Average sunshine in December: 5h and 1min
The month with the most sunshine is June (Average sunshine: 10h and 48min).
The month with the least sunshine is February (Average sunshine: 4h and 54min).
Average sunshine days in December
Saint Charles, AR
- Average sunshine days in December: 16.6 days
The month with the most sunshine days is October (19.9 days).
The month with the least sunshine days is August (10.3 days).
Average UV index in December
Saint Charles, AR
- Average UV index in December: 3
The months with the highest UV index are June and July (UV index 7).
The months with the lowest UV index are January, February and December (UV index 3).
Average cloud cover in December
Saint Charles, AR
- Average cloud cover in December: 43
The month with the most cloud cover is February (Cloud cover 46).
The month with the least cloud cover is June (Cloud cover 24).
Average visibility in December
Saint Charles, AR
- 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).
Saint Charles, Arkansas, USA
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