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
In Dexter, entering December brings a subtle temperature decrement, reducing from November's enjoyable 66.6°F (19.2°C) to a moderate 59.7°F (15.4°C). In the month of December, the temperature generally rests at an average low of 44.6°F (7°C).Humidity
With an average relative humidity of 81%, December is the most humid month.Rainfall
In December, the rain falls for 14.2 days. Throughout December, 3.46" (88mm) of precipitation is accumulated. In Dexter, during the entire year, the rain falls for 174 days and collects up to 34.29" (871mm) of precipitation.Snowfall
January through March and December are months with snowfall. The months with the most snowfall are January and December, with an average 0.24" (6mm) of accumulated snow.Daylight
With an average of 10h and 12min of daylight, December has the shortest days of the year.On the first day of December in Dexter, sunrise is at 6:41 am and sunset at 4:57 pm. On the last day of the month, sunrise is at 6:58 am and sunset at 5:08 pm CST.
Sunshine
February and December, with an average of 4.8h of sunshine, are months with the least sunshine in Dexter, Mississippi.UV index
The months with the lowest UV index are January and December, with an average maximum UV index of 3. A UV Index of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.Note: The UV index of 3 in December translates into these instructions:
Adopt protective measures - Requirement to safeguard skin and eyes from harm exists. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear. Be attentive! The reflective property of snow can nearly double the Sun's UV radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are December temperatures?
What is the most humid month?
What is the average humidity in December?
How many days does it rain in December?
What is the snowiest month?
When does it start to snow?
What is the month with the shortest days?
How many hours of daylight does Dexter have in December?
When are sunrise and sunset in December in Dexter?
What are the months with the least sunshine?
How long on average sun shines in December in Dexter?
When is the lowest UV index?
What is the UV index intensity in December in Dexter?
Average temperature in December
Dexter, MS
- Average high temperature in December: 59.7°F
The warmest month (with the highest average high temperature) is July (91°F).
The month with the lowest average high temperature is January (56.8°F).
- Average low temperature in December: 44.6°F
The months with the highest average low temperature are July and August (72.7°F).
The coldest month (with the lowest average low temperature) is January (40.3°F).
Average pressure in December
Dexter, MS
- Average pressure in December: 30.14"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The months with the lowest atmospheric pressure are June and August (29.97"Hg).
Average wind speed in December
Dexter, MS
- Average wind speed in December: 6.5mph
The windiest months (with the highest average wind speed) are February and April (6.8mph).
The calmest month (with the lowest average wind speed) is July (4.5mph).
Average humidity in December
Dexter, 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 (71%).
Average rainfall in December
Dexter, MS
- Average rainfall in December: 3.46"
The wettest month (with the highest rainfall) is August (4.13").
The driest month (with the least rainfall) is November (1.93").
Average rainfall days in December
Dexter, MS
- Average rainfall days in December: 14.2 days
The month with the highest number of rainy days is July (20.9 days).
The month with the least rainy days is November (9 days).
Average snowfall in December
Dexter, MS
- Average snowfall in December: 0.24"
The months with the highest snowfall are January and December (0.24").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").
Average snowfall days in December
Dexter, MS
- Average snowfall days in December: 0.3 days
The month with the highest number of snowfall days is January (0.5 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).
Average daylight in December /
Average sunshine in December
Dexter, MS
- Average daylight in December: 10h and 1min
The month with the longest days is June (Average daylight: 14h and 6min).
The month with the shortest days is December (Average daylight: 10h and 12min).
- Average sunshine in December: 4h and 5min
The month with the most sunshine is June (Average sunshine: 10h and 30min).
The months with the least sunshine are February and December (Average sunshine: 4h and 48min).
Average sunshine days in December
Dexter, MS
- Average sunshine days in December: 15.5 days
The month with the most sunshine days is October (19 days).
The month with the least sunshine days is July (8.5 days).
Average UV index in December
Dexter, MS
- 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 and December (UV index 3).
Average cloud cover in December
Dexter, MS
- Average cloud cover in December: 50
The months with the most cloud cover are February and December (Cloud cover 50).
The month with the least cloud cover is October (Cloud cover 30).
Average visibility in December
Dexter, MS
- Average visibility in December: 5mi
The months with the highest visibility are October and November (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September and December (5mi).
Dexter, Mississippi, USA
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