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 start of December comes with a reduction in the average high-temperature, receding from a refreshing 55.6°F (13.1°C) in November to a chilly 46.6°F (8.1°C). Throughout the month of December, the average temperature in Matthews dips to a cold 34.2°F (1.2°C) at night.Humidity
The average relative humidity in December is 77%.Rainfall
In Matthews, during December, the rain falls for 10.9 days and regularly aggregates up to 3.03" (77mm) of precipitation. In Matthews, during the entire year, the rain falls for 158.6 days and collects up to 38.5" (978mm) of precipitation.Snowfall
Months with snowfall are January through April, October through December. In Matthews, during December, snow falls for 1.6 days and regularly aggregates up to 0.67" (17mm) of snow. In Matthews, during the entire year, snow falls for 11 days and aggregates up to 5.08" (129mm) of snow.Daylight
The month with the shortest days in Matthews is December, with an average of 9h and 42min of daylight.On the first day of the month, sunrise is at 6:52 am and sunset at 4:42 pm. On the last day of December, in Matthews, sunrise is at 7:10 am and sunset at 4:52 pm CST.
Sunshine
The average sunshine in December in Matthews is 5h.UV index
January and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index value of 2, and less, symbolizes a minimal health hazard from unsafe exposure to UV radiation for the average person.Note: A maximum high daily UV index of 2 during December translates into the following directions:
While most people can stay under the sun for an hour without burning, children must always be guarded against sun exposure. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat. Be prepared! The intensity of the Sun's UV radiation can be amplified nearly double due to snow reflection.
Frequently asked questions
What is the temperature in December in Matthews?
What is the average humidity in December in Matthews?
How much does it rain in Matthews in December?
How many days does it snow in December in Matthews?
What is the month with the shortest days in Matthews?
How many hours of daylight does Matthews have in December?
When are sunrise and sunset in December in Matthews?
How long on average sun shines in December in Matthews?
When is the lowest UV index in Matthews?
What is the UV index intensity in December in Matthews?
Average temperature in December
Matthews, MO
- Average high temperature in December: 46.6°F
The warmest month (with the highest average high temperature) is July (88°F).
The month with the lowest average high temperature is January (41.9°F).
- Average low temperature in December: 34.2°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 (29.1°F).
Average pressure in December
Matthews, 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 (29.94"Hg).
Average wind speed in December
Matthews, MO
- Average wind speed in December: 8.7mph
The windiest month (with the highest average wind speed) is February (9.4mph).
The calmest months (with the lowest average wind speed) are July and August (5.8mph).
Average humidity in December
Matthews, MO
- Average humidity in December: 77%
The month with the highest relative humidity is March (78%).
The month with the lowest relative humidity is October (68%).
Average rainfall in December
Matthews, MO
- Average rainfall in December: 3.03"
The wettest month (with the highest rainfall) is April (4.45").
The driest month (with the least rainfall) is September (1.57").
Average rainfall days in December
Matthews, MO
- Average rainfall days in December: 10.9 days
The month with the highest number of rainy days is May (16.7 days).
The month with the least rainy days is January (9.8 days).
Average snowfall in December
Matthews, MO
- Average snowfall in December: 0.67"
The month with the highest snowfall is February (1.81").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in December
Matthews, MO
- Average snowfall days in December: 1.6 days
The month with the highest number of snowfall days is February (3.7 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Matthews, 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 0min
The month with the most sunshine is June (Average sunshine: 10h and 48min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).
Average sunshine days in December
Matthews, MO
- Average sunshine days in December: 17.8 days
The month with the most sunshine days is October (19 days).
The month with the least sunshine days is June (11.8 days).
Average UV index in December
Matthews, MO
- Average UV index in December: 2
The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are January and December (UV index 2).
Average cloud cover in December
Matthews, MO
- Average cloud cover in December: 46
The month with the most cloud cover is February (Cloud cover 48).
The month with the least cloud cover is June (Cloud cover 25).
Average visibility in December
Matthews, 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).
Matthews, Missouri, USA
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