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 move into December indicates a reduction in the average high-temperature, down from November's cool 55°F (12.8°C) to a frosty 45°F (7.2°C). During December, the nighttime temperature averages of 30.4°F (-0.9°C).Humidity
In Highlandville, the average relative humidity in December is 75%.Rainfall
In Highlandville, in December, during 7.8 rainfall days, 1.81" (46mm) of precipitation is typically accumulated. Throughout the year, in Highlandville, there are 151.2 rainfall days, and 33.62" (854mm) of precipitation is accumulated.Snowfall
Months with snowfall in Highlandville are January through May, November and December. In Highlandville, in December, during 3.2 snowfall days, 0.79" (20mm) of snow is typically accumulated. In Highlandville, during the entire year, snow falls for 17.7 days and aggregates up to 7.17" (182mm) of snow.Daylight
The month with the shortest days is December, with an average of 9h and 42min of daylight.On the first day of the month, sunrise is at 7:08 am and sunset at 4:56 pm. On the last day of December, in Highlandville, sunrise is at 7:26 am and sunset at 5:06 pm CST.
Sunshine
In December, the average sunshine in Highlandville is 5.4h.UV index
January, February and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV rays for the ordinary person.Note: In December, a daily UV index of 2 turns into the following recommendations:
Children, babies, and those with sensitive skin should always be shielded from long periods of sun exposure. Avoid the Sun's strongest UV rays by seeking shade and limiting exposure during midday. 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. Be alert to the fact! The reflection from snow can nearly double the UV radiation of the Sun.
Frequently asked questions
What are the temperatures in Highlandville in December?
What is the average humidity in December in Highlandville?
How many days does it rain in December in Highlandville?
How many days does it snow in December in Highlandville?
What is the month with the shortest days in Highlandville?
How many hours of daylight does Highlandville have in December?
What time are sunrise and sunset in December in Highlandville?
How many hours of sunshine does Highlandville have in December?
What is the month with the lowest UV index in Highlandville?
What is the UV index reading in December in Highlandville?
Average temperature in December
Highlandville, MO
- Average high temperature in December: 45°F
The warmest month (with the highest average high temperature) is July (88.7°F).
The month with the lowest average high temperature is January (41.9°F).
- Average low temperature in December: 30.4°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 (26.4°F).
Average pressure in December
Highlandville, MO
- Average pressure in December: 30.14"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in December
Highlandville, MO
- Average wind speed in December: 8.8mph
The windiest months (with the highest average wind speed) are January, February and March (9.3mph).
The calmest month (with the lowest average wind speed) is July (5.8mph).
Average humidity in December
Highlandville, MO
- Average humidity in December: 75%
The month with the highest relative humidity is May (78%).
The months with the lowest relative humidity are August and October (73%).
Average rainfall in December
Highlandville, MO
- Average rainfall in December: 1.81"
The wettest month (with the highest rainfall) is May (4.49").
The driest month (with the least rainfall) is January (1.65").
Average rainfall days in December
Highlandville, MO
- Average rainfall days in December: 7.8 days
The month with the highest number of rainy days is July (17.7 days).
The month with the least rainy days is January (7.3 days).
Average snowfall in December
Highlandville, MO
- Average snowfall in December: 0.79"
The month with the highest snowfall is January (2.36").
The months with the least snowfall are June, July, August, September and October (0").
Average snowfall days in December
Highlandville, 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
Highlandville, MO
- Average daylight in December: 9h and 4min
The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 42min).
- Average sunshine in December: 5h and 2min
The month with the most sunshine is June (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 5h and 6min).
Average sunshine days in December
Highlandville, MO
- Average sunshine days in December: 21 days
The month with the most sunshine days is December (21 days).
The month with the least sunshine days is July (10.7 days).
Average UV index in December
Highlandville, MO
- Average UV index in December: 2
The month with the highest UV index is June (UV index 7).
The months with the lowest UV index are January, February and December (UV index 2).
Average cloud cover in December
Highlandville, MO
- Average cloud cover in December: 44
The month with the most cloud cover is March (Cloud cover 48).
The month with the least cloud cover is August (Cloud cover 28).
Average visibility in December
Highlandville, 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).
Highlandville, Missouri, USA
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