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
The transition to December results in a modest reduction in average high-temperature, moving from a cool 53.6°F (12°C) in November to a frosty 44.8°F (7.1°C). During December, the temperature tends to dip to an average of 32.5°F (0.3°C) at night.Humidity
February and December, with an average relative humidity of 80%, are the most humid months.Rainfall
In Webster, during December, the rain falls for 9.3 days and regularly aggregates up to 1.06" (27mm) of precipitation. Throughout the year, there are 130.1 rainfall days, and 14.72" (374mm) of precipitation is accumulated.Snowfall
January through April, November and December are months with snowfall. In Webster, during December, snow falls for 2.9 days and regularly aggregates up to 0.28" (7mm) of snow. Throughout the year, in Webster, Kentucky, there are 16 snowfall days, and 2.28" (58mm) of snow is accumulated.Daylight
December has the shortest days of the year, with an average of 9h and 36min of daylight.On the first day of December in Webster, sunrise is at 6:42 am and sunset at 4:26 pm. On the last day of the month, sunrise is at 7:00 am and sunset at 4:36 pm CST.
Sunshine
In Webster, the average sunshine in December is 4.4h.UV index
January, February and December, with an average maximum UV index of 2, are months with the lowest UV index in Webster. A UV Index reading of 2, and below, represents a low threat to health from unsafe exposure to UV radiation for the average person.Note: The maximum UV index, 2 during December, leads to the following recommendations:
Many can withstand an hour in the sun without burning, yet children must always have protection against sunlight. The mid-day Sun emits the most powerful UV radiation, so seek shade and minimize exposure. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage. Guard yourself! Snow reflection can almost double the UV radiation from the Sun.
Frequently asked questions
What are December temperatures in Webster?
What is the most humid month in Webster?
What is the average humidity in December in Webster?
How many days does it rain in December in Webster?
How many days does it snow in December in Webster?
What is the month with the shortest days in Webster?
How many hours of daylight does Webster have in December?
What time are sunrise and sunset in December in Webster?
How long on average sun shines in December in Webster?
When is the lowest UV index in Webster?
What is the UV index intensity in December in Webster?
Average temperature in December
Webster, KY
- Average high temperature in December: 44.8°F
The warmest month (with the highest average high temperature) is July (86.9°F).
The month with the lowest average high temperature is January (39.7°F).
- Average low temperature in December: 32.5°F
The month with the highest average low temperature is July (67.1°F).
The coldest month (with the lowest average low temperature) is January (26.6°F).
Average pressure in December
Webster, KY
- Average pressure in December: 30.14"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).
Average wind speed in December
Webster, KY
- Average wind speed in December: 7.5mph
The windiest month (with the highest average wind speed) is February (8.1mph).
The calmest months (with the lowest average wind speed) are July and August (5mph).
Average humidity in December
Webster, KY
- Average humidity in December: 80%
The months with the highest relative humidity are February and December (80%).
The month with the lowest relative humidity is October (74%).
Average rainfall in December
Webster, KY
- Average rainfall in December: 1.06"
The wettest month (with the highest rainfall) is April (1.73").
The driest month (with the least rainfall) is September (0.51").
Average rainfall days in December
Webster, KY
- Average rainfall days in December: 9.3 days
The month with the highest number of rainy days is May (15.7 days).
The month with the least rainy days is October (8.1 days).
Average snowfall in December
Webster, KY
- Average snowfall in December: 0.28"
The month with the highest snowfall is February (0.79").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in December
Webster, KY
- Average snowfall days in December: 2.9 days
The month with the highest number of snowfall days is January (4.8 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
Webster, KY
- 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 36min).
- Average sunshine in December: 4h and 2min
The month with the most sunshine is August (Average sunshine: 10h and 24min).
The months with the least sunshine are January and February (Average sunshine: 4h and 18min).
Average sunshine days in December
Webster, KY
- Average sunshine days in December: 18.7 days
The month with the most sunshine days is October (21.2 days).
The month with the least sunshine days is May (12.6 days).
Average UV index in December
Webster, KY
- 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 and December (UV index 2).
Average cloud cover in December
Webster, KY
- Average cloud cover in December: 54
The month with the most cloud cover is January (Cloud cover 55).
The month with the least cloud cover is August (Cloud cover 30).
Average visibility in December
Webster, KY
- Average visibility in December: 6mi
The months with the highest visibility are February, March, April, June, September, October, November and December (6mi).
The months with the lowest visibility are January, May, July and August (5mi).
Webster, Kentucky, USA
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