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 correlates with a reduction in the average high-temperature, down from a cool 54°F (12.2°C) in November to a chilly 43.9°F (6.6°C). Throughout December, the nighttime temperature averages to a subzero cold 31.1°F (-0.5°C).Humidity
The average relative humidity in December in Bloomsdale is 76%.Rainfall
In Bloomsdale, in December, it is raining for 8.8 days, with typically 2.24" (57mm) of accumulated precipitation. In Bloomsdale, during the entire year, the rain falls for 145 days and collects up to 32.24" (819mm) of precipitation.Snowfall
Months with snowfall are January through March, November and December. In Bloomsdale, during December, snow falls for 2.6 days and regularly aggregates up to 0.98" (25mm) of snow. Throughout the year, in Bloomsdale, there are 15.8 snowfall days, and 6.77" (172mm) of snow is accumulated.Daylight
December has the shortest days of the year in Bloomsdale, with an average of 9h and 36min of daylight.On the first day of the month, sunrise is at 6:58 am and sunset at 4:41 pm. On the last day of December, in Bloomsdale, Missouri, sunrise is at 7:16 am and sunset at 4:51 pm CST.
Sunshine
The average sunshine in December is 4.9h.UV index
The months with the lowest UV index are January, February and December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a low health risk from unsafe exposure to UV radiation for ordinary individuals.Note: An average maximum UV index of 2 in December leads to these recommendations:
While sun exposure does not greatly affect most, individuals with fair skin, babies, and children always need vigilant safeguarding. Minimize direct exposure to the Sun during midday when its radiation is at its peak. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Notice this! Nearly double the intensity of the Sun's UV radiation can be caused by snow reflection.
Frequently asked questions
How cold does it get in Bloomsdale in December?
What is the average humidity in December in Bloomsdale?
How many days does it rain in December in Bloomsdale?
How much does it snow in Bloomsdale in December?
What is the month with the shortest days in Bloomsdale?
What is the average length of the day in December in Bloomsdale?
What time are sunrise and sunset in December in Bloomsdale?
How many hours of sunshine does Bloomsdale have in December?
What are the months with the lowest UV index in Bloomsdale?
What is the UV index reading in December in Bloomsdale?
Average temperature in December
Bloomsdale, MO
- Average high temperature in December: 43.9°F
The warmest month (with the highest average high temperature) is July (87.6°F).
The month with the lowest average high temperature is January (39.6°F).
- Average low temperature in December: 31.1°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 (25.9°F).
Average pressure in December
Bloomsdale, 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 (29.93"Hg).
Average wind speed in December
Bloomsdale, MO
- Average wind speed in December: 8.6mph
The windiest month (with the highest average wind speed) is January (9.4mph).
The calmest months (with the lowest average wind speed) are July and August (5.5mph).
Average humidity in December
Bloomsdale, MO
- Average humidity in December: 76%
The month with the highest relative humidity is May (79%).
The month with the lowest relative humidity is October (71%).
Average rainfall in December
Bloomsdale, MO
- Average rainfall in December: 2.24"
The wettest month (with the highest rainfall) is May (3.86").
The driest months (with the least rainfall) are February and September (1.81").
Average rainfall days in December
Bloomsdale, MO
- Average rainfall days in December: 8.8 days
The month with the highest number of rainy days is July (16.3 days).
The month with the least rainy days is January (7.3 days).
Average snowfall in December
Bloomsdale, MO
- Average snowfall in December: 0.98"
The months with the highest snowfall are January and February (2.36").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in December
Bloomsdale, MO
- Average snowfall days in December: 2.6 days
The month with the highest number of snowfall days is January (5.7 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
Bloomsdale, 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: 4h and 5min
The months with the most sunshine are June and July (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 4h and 36min).
Average sunshine days in December
Bloomsdale, MO
- Average sunshine days in December: 19.7 days
The month with the most sunshine days is December (19.7 days).
The month with the least sunshine days is July (12.3 days).
Average UV index in December
Bloomsdale, 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, February and December (UV index 2).
Average cloud cover in December
Bloomsdale, MO
- Average cloud cover in December: 47
The months with the most cloud cover are January and February (Cloud cover 49).
The months with the least cloud cover are June and August (Cloud cover 28).
Average visibility in December
Bloomsdale, 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).
Bloomsdale, Missouri, USA
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