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
Transition into December subtly marks a drop in the average high-temperature, moderately moving from an enjoyable 61.2°F (16.2°C) in November to a fresh 54.1°F (12.3°C). Roper, during the month of December, experiences an average low-temperature of 39.4°F (4.1°C).Humidity
December is the most humid month in Roper, with an average relative humidity of 80%.Rainfall
In Roper, in December, during 10.9 rainfall days, 1.85" (47mm) of precipitation is typically accumulated. Throughout the year, in Roper, Alabama, there are 149 rainfall days, and 19.88" (505mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through March, November and December. In Roper, in December, snow falls for 0.6 days, with typically accumulated 0.08" (2mm) of snow. Throughout the year, there are 3 snowfall days, and 0.43" (11mm) of snow is accumulated.Daylight
The month with the shortest days in Roper is December, with an average of 10h and 0min of daylight.On the first day of December in Roper, sunrise is at 6:33 am and sunset at 4:38 pm. On the last day of the month, sunrise is at 6:50 am and sunset at 4:48 pm CST.
Sunshine
The months with the least sunshine are February and December, with an average of 4.8h of sunshine.UV index
December is the month with the lowest UV index, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a low health risk from unprotected exposure to Sun's UV rays for average individuals.Note: In December, the maximum UV index of 2 translates into these guidelines:
Extended sun exposure is not an issue for the majority. Children, infants, and fair-skinned individuals always need to be protected. The Sun's radiation is especially intense around midday; try to stay in shade during this period. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun. Mind you! Snow reflection can increase the intensity of the Sun's UV radiation nearly twofold.
Frequently asked questions
What is the average December temperature in Roper?
What is the most humid month in Roper?
What is the average humidity in December in Roper?
How many days does it rain in December in Roper?
How much does it snow in Roper in December?
What is the month with the shortest days in Roper?
How many hours of daylight does Roper have in December?
When is the sunrise / sunset in December in Roper?
What is the month with the least sunshine in Roper?
How many hours of sunshine does Roper have in December?
When is the lowest UV index in Roper?
What is the UV index reading in December in Roper?
Average temperature in December
Roper, AL
- Average high temperature in December: 54.1°F
The warmest month (with the highest average high temperature) is July (90.1°F).
The month with the lowest average high temperature is January (50.7°F).
- Average low temperature in December: 39.4°F
The month with the highest average low temperature is July (70.3°F).
The coldest month (with the lowest average low temperature) is January (34.9°F).
Average pressure in December
Roper, AL
- Average pressure in December: 30.15"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).
Average wind speed in December
Roper, AL
- Average wind speed in December: 7mph
The windiest months (with the highest average wind speed) are January and February (7.4mph).
The calmest months (with the lowest average wind speed) are July and August (4.3mph).
Average humidity in December
Roper, AL
- Average humidity in December: 80%
The month with the highest relative humidity is December (80%).
The month with the lowest relative humidity is October (72%).
Average rainfall in December
Roper, AL
- Average rainfall in December: 1.85"
The wettest month (with the highest rainfall) is August (2.24").
The driest month (with the least rainfall) is October (1.06").
Average rainfall days in December
Roper, AL
- Average rainfall days in December: 10.9 days
The month with the highest number of rainy days is July (18.6 days).
The month with the least rainy days is November (7.9 days).
Average snowfall in December
Roper, AL
- Average snowfall in December: 0.08"
The month with the highest snowfall is January (0.2").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in December
Roper, AL
- Average snowfall days in December: 0.6 days
The month with the highest number of snowfall days is February (1 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
Roper, AL
- Average daylight in December: 10h and 0min
The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).
- Average sunshine in December: 4h and 5min
The months with the most sunshine are June and July (Average sunshine: 10h and 36min).
The months with the least sunshine are February and December (Average sunshine: 4h and 48min).
Average sunshine days in December
Roper, AL
- Average sunshine days in December: 17.6 days
The month with the most sunshine days is November (20.6 days).
The month with the least sunshine days is July (9.6 days).
Average UV index in December
Roper, AL
- Average UV index in December: 2
The months with the highest UV index are May, June, July and August (UV index 6).
The month with the lowest UV index is December (UV index 2).
Average cloud cover in December
Roper, AL
- Average cloud cover in December: 47
The month with the most cloud cover is February (Cloud cover 48).
The months with the least cloud cover are June and September (Cloud cover 30).
Average visibility in December
Roper, AL
- Average visibility in December: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Roper, Alabama, USA
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