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 onset of December, Harviell's average high-temperature adjusts, receding from November's refreshing 55.6°F (13.1°C) to a chilly 46.2°F (7.9°C). During December, the temperature is averaged to a low of 34°F (1.1°C) at night.Humidity
The average relative humidity in December is 77%.Rainfall
The month with the least rainfall in Harviell is December, when the rain falls for 6.8 days and typically collects 0.75" (19mm) of precipitation.Snowfall
Months with snowfall are January through March, November and December. In December, it is snowing for 1.2 days. Throughout December, 0.12" (3mm) of snow is accumulated. In Harviell, during the entire year, snow falls for 6.5 days and aggregates up to 0.94" (24mm) of snow.Daylight
December has the shortest days of the year in Harviell, with an average of 9h and 42min of daylight.On the first day of December in Harviell, sunrise is at 6:56 am and sunset at 4:46 pm. On the last day of the month, sunrise is at 7:14 am and sunset at 4:56 pm CST.
Sunshine
In Harviell, the average sunshine in December is 5.1h.UV index
January and December, with an average maximum UV index of 2, are months with the lowest UV index in Harviell. A UV Index reading of 2, and below, represents a low health risk from exposure to the Sun's UV radiation for ordinary individuals.Note: A maximum high UV index of 2 in December translates into the following recommendations:
Despite the majority tolerating prolonged sun exposure, those with sensitive skin, infants, and children demand continual protection. Direct Sun exposure should be minimized especially during midday when radiation is most intense. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat. Mark this! Snow reflection can nearly double the UV radiation intensity from the Sun.
Frequently asked questions
What is the temperature in December in Harviell?
What is the average humidity in December in Harviell?
What is the driest month in Harviell?
How many days does it rain in December in Harviell?
How many days does it snow in December in Harviell?
What is the month with the shortest days in Harviell?
What is the average length of the day in December in Harviell?
When are sunrise and sunset in December in Harviell?
How many hours of sunshine does Harviell have in December?
What are the months with the lowest UV index in Harviell?
How high is the UV index in December in Harviell?
Average temperature in December
Harviell, MO
- Average high temperature in December: 46.2°F
The warmest month (with the highest average high temperature) is July (88.3°F).
The month with the lowest average high temperature is January (42.8°F).
- Average low temperature in December: 34°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 (29.5°F).
Average pressure in December
Harviell, MO
- Average pressure in December: 30.14"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
Harviell, MO
- Average wind speed in December: 8.2mph
The windiest month (with the highest average wind speed) is February (9.1mph).
The calmest month (with the lowest average wind speed) is August (5.6mph).
Average humidity in December
Harviell, MO
- Average humidity in December: 77%
The months with the highest relative humidity are March and May (78%).
The month with the lowest relative humidity is October (69%).
Average rainfall in December
Harviell, MO
- Average rainfall in December: 0.75"
The wettest month (with the highest rainfall) is May (2.17").
The driest month (with the least rainfall) is December (0.75").
Average rainfall days in December
Harviell, MO
- Average rainfall days in December: 6.8 days
The months with the highest number of rainy days are May and July (14.3 days).
The month with the least rainy days is January (6 days).
Average snowfall in December
Harviell, MO
- Average snowfall in December: 0.12"
The month with the highest snowfall is February (0.39").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in December
Harviell, MO
- Average snowfall days in December: 1.2 days
The month with the highest number of snowfall days is February (2.1 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in December /
Average sunshine in December
Harviell, MO
- Average daylight in December: 9h and 4min
The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 42min).
- Average sunshine in December: 5h and 1min
The month with the most sunshine is June (Average sunshine: 10h and 54min).
The month with the least sunshine is February (Average sunshine: 4h and 54min).
Average sunshine days in December
Harviell, MO
- Average sunshine days in December: 21.8 days
The month with the most sunshine days is January (22.5 days).
The month with the least sunshine days is July (13.8 days).
Average UV index in December
Harviell, MO
- Average UV index in December: 2
The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January and December (UV index 2).
Average cloud cover in December
Harviell, MO
- Average cloud cover in December: 44
The month with the most cloud cover is February (Cloud cover 46).
The month with the least cloud cover is June (Cloud cover 24).
Average visibility in December
Harviell, MO
- 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).
Harviell, Missouri, USA
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