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's arrival corresponds with a decrease in average high-temperatures, from November's fresh 54.3°F (12.4°C) to a chilly 43.7°F (6.5°C). Roach reports an average nighttime low-temperature of 29.5°F (-1.4°C) in December.Humidity
The average relative humidity in December is 75%.Rainfall
In Roach, Missouri, in December, during 7 rainfall days, 1.85" (47mm) of precipitation is typically accumulated. In Roach, during the entire year, the rain falls for 140.7 days and collects up to 31.85" (809mm) of precipitation.Snowfall
Months with snowfall in Roach, Missouri, are January through May, November and December. In Roach, during December, snow falls for 3.2 days and regularly aggregates up to 1.42" (36mm) of snow. Throughout the year, in Roach, there are 16.8 snowfall days, and 9.57" (243mm) of snow is accumulated.Daylight
December has the shortest days of the year in Roach, Missouri, with an average of 9h and 36min of daylight.On the first day of the month, sunrise is at 7:09 am and sunset at 4:52 pm. On the last day of December, sunrise is at 7:27 am and sunset at 5:02 pm CST.
Sunshine
In Roach, the average sunshine in December is 5.1h.UV index
The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a low health risk from exposure to the Sun's UV radiation for the average person.Note: A daily maximum UV index of 2 in December translates into the following instructions:
Extended time in the sun generally does not harm most, but those with sensitive skin, infants, and children should always be protected. Limiting exposure to the direct Sun during midday hours can help prevent harmful UV radiation effects. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays. Guard yourself! Snow reflection can almost double the UV radiation from the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is December in Roach?
What is the average humidity in December in Roach?
How much does it rain in Roach in December?
How many days does it snow in December in Roach?
What is the month with the shortest days in Roach?
How many hours of daylight does Roach have in December?
When is the sunrise / sunset in December in Roach?
How long on average sun shines in December in Roach?
What are the months with the lowest UV index in Roach?
What is the UV index reading in December in Roach?
Average temperature in December
Roach, MO
- Average high temperature in December: 43.7°F
The warmest month (with the highest average high temperature) is July (89.6°F).
The month with the lowest average high temperature is January (39.7°F).
- Average low temperature in December: 29.5°F
The month with the highest average low temperature is July (68.4°F).
The coldest month (with the lowest average low temperature) is January (25.2°F).
Average pressure in December
Roach, MO
- 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 (29.92"Hg).
Average wind speed in December
Roach, MO
- Average wind speed in December: 8.6mph
The windiest month (with the highest average wind speed) is January (9mph).
The calmest month (with the lowest average wind speed) is July (5.7mph).
Average humidity in December
Roach, MO
- Average humidity in December: 75%
The month with the highest relative humidity is May (77%).
The month with the lowest relative humidity is October (72%).
Average rainfall in December
Roach, MO
- Average rainfall in December: 1.85"
The wettest month (with the highest rainfall) is May (4.49").
The driest month (with the least rainfall) is January (1.5").
Average rainfall days in December
Roach, MO
- Average rainfall days in December: 7 days
The month with the highest number of rainy days is May (16.6 days).
The month with the least rainy days is January (6.4 days).
Average snowfall in December
Roach, MO
- Average snowfall in December: 1.42"
The month with the highest snowfall is February (3.46").
The months with the least snowfall are June, July, August, September and October (0").
Average snowfall days in December
Roach, MO
- Average snowfall days in December: 3.2 days
The month with the highest number of snowfall days is February (5.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Roach, MO
- Average daylight in December: 9h and 4min
The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 36min).
- Average sunshine in December: 5h and 1min
The month with the most sunshine is June (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 4h and 54min).
Average sunshine days in December
Roach, MO
- Average sunshine days in December: 20.7 days
The month with the most sunshine days is December (20.7 days).
The month with the least sunshine days is May (11.8 days).
Average UV index in December
Roach, MO
- Average UV index in December: 2
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in December
Roach, MO
- Average cloud cover in December: 45
The month with the most cloud cover is March (Cloud cover 49).
The months with the least cloud cover are June, July and August (Cloud cover 29).
Average visibility in December
Roach, MO
- Average visibility in December: 6mi
The months with the highest visibility are January, February, March, April, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is May (5mi).
Roach, Missouri, USA
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