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 signifies a gentle decline in Summerland's average high-temperature, easing from a refreshing 65.3°F (18.5°C) in November to a moderate 58.1°F (14.5°C). Throughout December, an average low-temperature of 43°F (6.1°C) is expected.Humidity
With an average relative humidity of 81%, December is the most humid month in Summerland.Rainfall
In Summerland, in December, during 11.8 rainfall days, 2.48" (63mm) of precipitation is typically accumulated. Throughout the year, in Summerland, there are 152.9 rainfall days, and 23.66" (601mm) of precipitation is accumulated.Snowfall
January through March and December are months with snowfall. December is the month with the most snowfall. Snow falls for 0.3 days and accumulates 0.35" (9mm) 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 the month, sunrise is at 6:40 am and sunset at 4:53 pm. On the last day of December, in Summerland, Mississippi, sunrise is at 6:57 am and sunset at 5:04 pm CST.
Sunshine
February and December, with an average of 4.9h of sunshine, are months with the least sunshine in Summerland.UV index
January and December, with an average maximum UV index of 3, are months with the lowest UV index in Summerland. A UV Index reading of 3 to 5 represents a moderate threat to health from unsafe exposure to UV radiation for the average person.Note: In December, the maximum UV index of 3 translates into these guidelines:
Undertake precautions - Guarding against sun damage is counselled. Direct Sun exposure should be minimized especially during midday when radiation is most intense. Experience reduced UV exposure by about half when donning a wide-brim hat. Be vigilant! The reflective nature of snow can increase the Sun's UV radiation nearly twofold.
Frequently asked questions
What are December temperatures in Summerland?
What is the most humid month in Summerland?
What is the average humidity in December in Summerland?
How much does it rain in Summerland in December?
What is the snowiest month in Summerland?
When does it start to snow in Summerland?
What is the month with the shortest days in Summerland?
What is the average length of the day in December in Summerland?
When are sunrise and sunset in December in Summerland?
What is the month with the least sunshine in Summerland?
How long on average sun shines in December in Summerland?
What is the month with the lowest UV index in Summerland?
What is the UV index reading in December in Summerland?
Average temperature in December
Summerland, MS
- Average high temperature in December: 58.1°F
The warmest months (with the highest average high temperature) are July and August (91.2°F).
The month with the lowest average high temperature is January (55.8°F).
- Average low temperature in December: 43°F
The months with the highest average low temperature are July and August (71.8°F).
The coldest month (with the lowest average low temperature) is January (38.7°F).
Average pressure in December
Summerland, 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
Summerland, MS
- Average wind speed in December: 7.3mph
The windiest months (with the highest average wind speed) are January and February (7.5mph).
The calmest months (with the lowest average wind speed) are July and August (4.7mph).
Average humidity in December
Summerland, 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
Summerland, MS
- Average rainfall in December: 2.48"
The wettest month (with the highest rainfall) is July (2.76").
The driest month (with the least rainfall) is November (1.22").
Average rainfall days in December
Summerland, MS
- Average rainfall days in December: 11.8 days
The month with the highest number of rainy days is July (19.8 days).
The month with the least rainy days is November (7.7 days).
Average snowfall in December
Summerland, MS
- Average snowfall in December: 0.35"
The month with the highest snowfall is December (0.35").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").
Average snowfall days in December
Summerland, MS
- Average snowfall days in December: 0.3 days
The month with the highest number of snowfall days is January (0.7 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
Summerland, 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 30min).
The months with the least sunshine are February and December (Average sunshine: 4h and 54min).
Average sunshine days in December
Summerland, MS
- Average sunshine days in December: 17.1 days
The month with the most sunshine days is November (20.7 days).
The month with the least sunshine days is August (8.7 days).
Average UV index in December
Summerland, 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
Summerland, MS
- Average cloud cover in December: 48
The month with the most cloud cover is February (Cloud cover 49).
The month with the least cloud cover is October (Cloud cover 29).
Average visibility in December
Summerland, MS
- Average visibility in December: 6mi
The months with the highest visibility are January, February, March, April, June, October, November and December (6mi).
The months with the lowest visibility are May, July, August and September (5mi).
Summerland, Mississippi, USA
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