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
With the arrival of December, Seneca notices a mild change in the average high-temperature, sliding from November's 67.3°F (19.6°C) to a still comfortable 60.8°F (16°C). During the month of December, the temperature generally drops to a low average of 44.6°F (7°C).Humidity
December is the most humid month, with an average relative humidity of 80%.Rainfall
In December, in Seneca, Mississippi, the rain falls for 10.1 days. Throughout December, 1.22" (31mm) of precipitation is accumulated. In Seneca, during the entire year, the rain falls for 147.6 days and collects up to 16.65" (423mm) of precipitation.Snowfall
January, February and December are months with snowfall. The month with the most snowfall is December, when snow falls for 0.3 days and typically aggregates up to 0.16" (4mm) of snow.Daylight
With an average of 10h and 12min of daylight, December has the shortest days of the year in Seneca.On the first day of the month, sunrise is at 6:38 am and sunset at 4:55 pm. On the last day of December, in Seneca, Mississippi, sunrise is at 6:55 am and sunset at 5:06 pm CST.
Sunshine
With an average of 4.7h of sunshine, December has the least sunshine of the year in Seneca.UV index
January and December, with an average maximum UV index of 3, are months with the lowest UV index. A UV Index estimate of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for the average person.Note: In December, the maximum UV index of 3 suggests this advice:
Put precautions into practice - Protective measures against sun-induced damage are advised. It's recommended to limit sun exposure when its radiation is at its peak during midday. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
Frequently asked questions
What is the usual temperature for Seneca in December?
What is the most humid month in Seneca?
What is the average humidity in December in Seneca?
How much does it rain in Seneca in December?
What is the snowiest month in Seneca?
When does it start snowing in Seneca?
What is the month with the shortest days in Seneca?
How many hours of daylight does Seneca have in December?
When are sunrise and sunset in December in Seneca?
What is the month with the least sunshine in Seneca?
How many hours of sunshine does Seneca have in December?
What is the month with the lowest UV index in Seneca?
How high is the UV index in December in Seneca?
Average temperature in December
Seneca, MS
- Average high temperature in December: 60.8°F
The warmest month (with the highest average high temperature) is July (91.8°F).
The month with the lowest average high temperature is January (57.7°F).
- Average low temperature in December: 44.6°F
The month with the highest average low temperature is July (73.4°F).
The coldest month (with the lowest average low temperature) is January (40.1°F).
Average pressure in December
Seneca, 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
Seneca, MS
- Average wind speed in December: 6mph
The windiest month (with the highest average wind speed) is April (6.5mph).
The calmest month (with the lowest average wind speed) is July (4.2mph).
Average humidity in December
Seneca, MS
- Average humidity in December: 80%
The month with the highest relative humidity is December (80%).
The month with the lowest relative humidity is October (71%).
Average rainfall in December
Seneca, MS
- Average rainfall in December: 1.22"
The wettest month (with the highest rainfall) is August (2.64").
The driest month (with the least rainfall) is November (0.75").
Average rainfall days in December
Seneca, MS
- Average rainfall days in December: 10.1 days
The month with the highest number of rainy days is August (20.5 days).
The month with the least rainy days is November (6.3 days).
Average snowfall in December
Seneca, MS
- Average snowfall in December: 0.16"
The month with the highest snowfall is December (0.16").
The months with the least snowfall are March, April, May, June, July, August, September, October and November (0").
Average snowfall days in December
Seneca, MS
- Average snowfall days in December: 0.3 days
The months with the highest number of snowfall days are January and December (0.3 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October and November (0 days).
Average daylight in December /
Average sunshine in December
Seneca, 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 4min
The month with the most sunshine is June (Average sunshine: 10h and 18min).
The month with the least sunshine is December (Average sunshine: 4h and 42min).
Average sunshine days in December
Seneca, MS
- Average sunshine days in December: 18.4 days
The month with the most sunshine days is November (22.3 days).
The month with the least sunshine days is July (8.6 days).
Average UV index in December
Seneca, 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
Seneca, MS
- Average cloud cover in December: 53
The month with the most cloud cover is December (Cloud cover 53).
The month with the least cloud cover is October (Cloud cover 31).
Average visibility in December
Seneca, MS
- Average visibility in December: 5mi
The month with the highest visibility is October (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, November and December (5mi).
Seneca, Mississippi, USA
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