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 signals a decrease in the average high-temperature, transitioning from a cool 52.9°F (11.6°C) in November to an icy 41.7°F (5.4°C). An average low-temperature of 28.4°F (-2°C) is noted during the nights in December.Humidity
In Knob Noster, the average relative humidity in December is 75%.Rainfall
In Knob Noster, in December, during 6.6 rainfall days, 1.46" (37mm) of precipitation is typically accumulated. Throughout the year, there are 139.6 rainfall days, and 28.43" (722mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall. In Knob Noster, in December, snow falls for 3.5 days, with typically accumulated 1.14" (29mm) of snow. In Knob Noster, during the entire year, snow falls for 19.7 days and aggregates up to 9.53" (242mm) of snow.Daylight
With an average of 9h and 30min of daylight, December has the shortest days of the year.On the first day of December, sunrise is at 7:14 am and sunset at 4:52 pm. On the last day of the month, sunrise is at 7:32 am and sunset at 5:02 pm CST.
Sunshine
In December, the average sunshine is 5.3h.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 estimate of 2, and below, represents a low threat to health from unprotected exposure to Sun's UV rays for the average person.Note: The maximum daily UV index of 2 during December translates into the following directions:
Children, infants, and individuals with sensitive skin should be constantly protected from extended sun exposure. Avoid the Sun's strongest UV rays by seeking shade and limiting exposure during midday. Experience reduced UV exposure by about half when donning a wide-brim hat. Be on the lookout! Nearly twofold UV radiation from the Sun can be reflected by snow.
Frequently asked questions
Is December cold in Knob Noster?
What is the average humidity in December in Knob Noster?
How many days does it rain in December in Knob Noster?
How many days does it snow in December in Knob Noster?
What is the month with the shortest days in Knob Noster?
What is the average length of the day in December in Knob Noster?
What time are sunrise and sunset in December in Knob Noster?
How many hours of sunshine does Knob Noster have in December?
What is the month with the lowest UV index in Knob Noster?
What is the UV index reading in December in Knob Noster?
Average temperature in December
Knob Noster, MO
- Average high temperature in December: 41.7°F
The warmest month (with the highest average high temperature) is July (85.8°F).
The month with the lowest average high temperature is January (37.4°F).
- Average low temperature in December: 28.4°F
The month with the highest average low temperature is July (68.5°F).
The coldest month (with the lowest average low temperature) is January (23.4°F).
Average pressure in December
Knob Noster, MO
- Average pressure in December: 30.13"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in December
Knob Noster, MO
- Average wind speed in December: 9.6mph
The windiest month (with the highest average wind speed) is March (10.3mph).
The calmest months (with the lowest average wind speed) are July and August (6.5mph).
Average humidity in December
Knob Noster, MO
- Average humidity in December: 75%
The month with the highest relative humidity is May (80%).
The month with the lowest relative humidity is October (71%).
Average rainfall in December
Knob Noster, MO
- Average rainfall in December: 1.46"
The wettest month (with the highest rainfall) is May (4.37").
The driest month (with the least rainfall) is January (1.14").
Average rainfall days in December
Knob Noster, MO
- Average rainfall days in December: 6.6 days
The month with the highest number of rainy days is May (16.7 days).
The month with the least rainy days is January (6.5 days).
Average snowfall in December
Knob Noster, MO
- Average snowfall in December: 1.14"
The month with the highest snowfall is February (3.23").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Knob Noster, MO
- Average snowfall days in December: 3.5 days
The month with the highest number of snowfall days is February (6.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Knob Noster, MO
- Average daylight in December: 9h and 3min
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 30min).
- Average sunshine in December: 5h and 2min
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: 5h and 0min).
Average sunshine days in December
Knob Noster, MO
- Average sunshine days in December: 21.5 days
The month with the most sunshine days is December (21.5 days).
The month with the least sunshine days is June (11.8 days).
Average UV index in December
Knob Noster, 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
Knob Noster, MO
- Average cloud cover in December: 42
The month with the most cloud cover is March (Cloud cover 47).
The month with the least cloud cover is July (Cloud cover 26).
Average visibility in December
Knob Noster, 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).
Knob Noster, Missouri, USA
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