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 transition into December involves a small decrease in the average high-temperature, dipping slightly from a refreshing 62.1°F (16.7°C) in November to a fresh 54°F (12.2°C). During December, McNab's temperature averages to a cold 38.8°F (3.8°C) at night.Humidity
February, March and December, with an average relative humidity of 80%, are the most humid months.Rainfall
In McNab, during December, the rain falls for 11.1 days and regularly aggregates up to 2.4" (61mm) of precipitation. Throughout the year, there are 142 rainfall days, and 27.17" (690mm) of precipitation is accumulated.Snowfall
In McNab, snow does not fall in April through December.Daylight
The month with the shortest days is December, with an average of 10h and 0min of daylight.On the first day of December, sunrise is at 7:02 am and sunset at 5:06 pm. On the last day of the month, sunrise is at 7:19 am and sunset at 5:17 pm CST.
Sunshine
The average sunshine in December is 5.2h.UV index
With an average maximum UV index of 2, December is the month with the lowest UV index. A UV Index estimate of 2, and below, represents a low threat to health from unprotected exposure to Sun's UV rays for the average person.Note: The maximum UV index, 2 during December, leads to the following recommendations:
Though the majority can handle prolonged sun exposure, it is crucial to always shield babies, children, and those with fair skin. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes. Consider carefully! The reflective quality of snow can almost double the intensity of 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 are the most humid months?
What is the average humidity in December?
How many days does it rain in December?
When it does not snow?
Does it snow in December?
What is the month with the shortest days?
How many hours of daylight does McNab have in December?
What time are sunrise and sunset in December?
How many hours of sunshine does McNab have in December?
What is the month with the lowest UV index?
What is the UV index reading in December?
Average temperature in December
McNab, AR
- Average high temperature in December: 54°F
The warmest month (with the highest average high temperature) is July (93.4°F).
The month with the lowest average high temperature is January (51.4°F).
- Average low temperature in December: 38.8°F
The month with the highest average low temperature is July (72.5°F).
The coldest month (with the lowest average low temperature) is January (35.4°F).
Average pressure in December
McNab, AR
- Average pressure in December: 30.13"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in December
McNab, AR
- Average wind speed in December: 6.1mph
The windiest month (with the highest average wind speed) is April (7.3mph).
The calmest month (with the lowest average wind speed) is August (4.9mph).
Average humidity in December
McNab, AR
- Average humidity in December: 80%
The months with the highest relative humidity are February, March and December (80%).
The months with the lowest relative humidity are August and September (70%).
Average rainfall in December
McNab, AR
- Average rainfall in December: 2.4"
The wettest month (with the highest rainfall) is April (3.07").
The driest month (with the least rainfall) is November (1.5").
Average rainfall days in December
McNab, AR
- Average rainfall days in December: 11.1 days
The month with the highest number of rainy days is July (14.9 days).
The month with the least rainy days is November (8.8 days).
Average snowfall in December
McNab, AR
- Average snowfall in December: 0"
The month with the highest snowfall is February (0.55").
The months with the least snowfall are April, May, June, July, August, September, October, November and December (0").
Average snowfall days in December
McNab, AR
- Average snowfall days in December: 0.3 days
The month with the highest number of snowfall days is February (1.7 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
McNab, AR
- Average daylight in December: 10h and 0min
The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 10h and 0min).
- Average sunshine in December: 5h and 1min
The months with the most sunshine are July and August (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 5h and 0min).
Average sunshine days in December
McNab, AR
- Average sunshine days in December: 18.1 days
The months with the most sunshine days are January and October (20 days).
The month with the least sunshine days is July (13.6 days).
Average UV index in December
McNab, AR
- Average UV index in December: 2
The months with the highest UV index are June and July (UV index 7).
The month with the lowest UV index is December (UV index 2).
Average cloud cover in December
McNab, AR
- Average cloud cover in December: 45
The month with the most cloud cover is February (Cloud cover 50).
The month with the least cloud cover is August (Cloud cover 27).
Average visibility in December
McNab, AR
- Average visibility in December: 5mi
The months with the highest visibility are March, April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, February and December (5mi).
McNab, Arkansas, USA
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