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 onset of December aligns with a soft reduction in the average high-temperature, gently falling from a comfortable 64.6°F (18.1°C) in November to a moderate 57.2°F (14°C). In Cliff Williams, the average nighttime temperature during December is a wintry 41.9°F (5.5°C).Humidity
The most humid month in Cliff Williams is December, with an average relative humidity of 81%.Rainfall
In Cliff Williams, Mississippi, in December, during 12.3 rainfall days, 3.23" (82mm) of precipitation is typically accumulated. In Cliff Williams, during the entire year, the rain falls for 158.9 days and collects up to 31.57" (802mm) of precipitation.Snowfall
Months with snowfall in Cliff Williams are January, February, November and December. The month with the most snowfall is December, when snow falls for 0.4 days and typically aggregates up to 0.39" (10mm) of snow.Daylight
With an average of 10h and 6min of daylight, December has the shortest days of the year.On the first day of December, sunrise is at 6:38 am and sunset at 4:49 pm. On the last day of the month, sunrise is at 6:55 am and sunset at 4:59 pm CST.
Sunshine
With an average of 4.8h of sunshine, December has the least sunshine of the year in Cliff Williams.UV index
The months with the lowest UV index in Cliff Williams are January and December, with an average maximum UV index of 3. A UV Index reading of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for average individuals.Note: The average daily UV index of 3 in December transforms into the following instructions:
Take precautions. Light skin individuals may get burned in less than 30 minutes. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades. Remember! The Sun's UV radiation can be magnified almost twofold by the reflection of snow.
Frequently asked questions
What is the average December temperature in Cliff Williams?
What is the most humid month in Cliff Williams?
What is the average humidity in December in Cliff Williams?
How many days does it rain in December in Cliff Williams?
What is the snowiest month in Cliff Williams?
How much does it snow in Cliff Williams in December?
What is the month with the shortest days in Cliff Williams?
What is the average length of the day in December in Cliff Williams?
What time are sunrise and sunset in December in Cliff Williams?
What is the month with the least sunshine in Cliff Williams?
How long on average sun shines in December in Cliff Williams?
What are the months with the lowest UV index in Cliff Williams?
How high is the UV index in December in Cliff Williams?
Average temperature in December
Cliff Williams, MS
- Average high temperature in December: 57.2°F
The warmest month (with the highest average high temperature) is July (91.9°F).
The month with the lowest average high temperature is January (54.5°F).
- Average low temperature in December: 41.9°F
The months with the highest average low temperature are July and August (71.6°F).
The coldest month (with the lowest average low temperature) is January (37.9°F).
Average pressure in December
Cliff Williams, MS
- 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 (29.96"Hg).
Average wind speed in December
Cliff Williams, MS
- Average wind speed in December: 7.1mph
The windiest months (with the highest average wind speed) are January and February (7.5mph).
The calmest month (with the lowest average wind speed) is August (4.7mph).
Average humidity in December
Cliff Williams, MS
- Average humidity in December: 81%
The month with the highest relative humidity is December (81%).
The month with the lowest relative humidity is October (70%).
Average rainfall in December
Cliff Williams, MS
- Average rainfall in December: 3.23"
The wettest month (with the highest rainfall) is August (3.27").
The driest month (with the least rainfall) is November (1.81").
Average rainfall days in December
Cliff Williams, MS
- Average rainfall days in December: 12.3 days
The month with the highest number of rainy days is July (21 days).
The month with the least rainy days is November (8.1 days).
Average snowfall in December
Cliff Williams, MS
- Average snowfall in December: 0.39"
The month with the highest snowfall is December (0.39").
The months with the least snowfall are March, April, May, June, July, August, September and October (0").
Average snowfall days in December
Cliff Williams, MS
- Average snowfall days in December: 0.4 days
The month with the highest number of snowfall days is January (0.9 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
Cliff Williams, MS
- Average daylight in December: 10h and 1min
The month with the longest days is June (Average daylight: 14h and 12min).
The month with the shortest days is December (Average daylight: 10h and 6min).
- Average sunshine in December: 4h and 5min
The month with the most sunshine is June (Average sunshine: 10h and 36min).
The month with the least sunshine is December (Average sunshine: 4h and 48min).
Average sunshine days in December
Cliff Williams, MS
- Average sunshine days in December: 16.4 days
The month with the most sunshine days is October (20.7 days).
The month with the least sunshine days is July (8.2 days).
Average UV index in December
Cliff Williams, MS
- Average UV index in December: 3
The months with the highest UV index are June, July and August (UV index 7).
The months with the lowest UV index are January and December (UV index 3).
Average cloud cover in December
Cliff Williams, MS
- Average cloud cover in December: 48
The months with the most cloud cover are February and December (Cloud cover 48).
The month with the least cloud cover is October (Cloud cover 29).
Average visibility in December
Cliff Williams, MS
- Average visibility in December: 6mi
The months with the highest visibility are January, February, March, April, June, August, October, November and December (6mi).
The months with the lowest visibility are May, July and September (5mi).
Cliff Williams, Mississippi, USA
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