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 arrival of December indicates a decrease in the average high-temperature, moving from a fresh 55°F (12.8°C) in November to a chilly 45.3°F (7.4°C). December witnesses an average low-temperature hovering around a cold 32°F (0°C).Humidity
In December, the average relative humidity is 77%.Rainfall
September and December are months with the least rain in Garwood when the rain falls for 8.1 days and typically aggregates up to 1.26" (32mm) of rain.Snowfall
Months with snowfall are January through March, November and December. In Garwood, during December, snow falls for 1.8 days and regularly aggregates up to 1.02" (26mm) of snow. Throughout the year, in Garwood, there are 11.9 snowfall days, and 4.72" (120mm) of snow is accumulated.Daylight
The month with the shortest days is December, with an average of 9h and 42min of daylight.On the first day of December in Garwood, sunrise is at 6:58 am and sunset at 4:46 pm. On the last day of the month, sunrise is at 7:16 am and sunset at 4:56 pm CST.
Sunshine
In December, the average sunshine in Garwood, Missouri, is 5.1h.UV index
January, February and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index estimate of 2, and below, represents a minimal health hazard from unprotected exposure to Sun's UV rays for the ordinary person.Note: An average UV index of 2 in December transforms into this advice:
While most can endure approximately an hour in the sun without burning, children always require protection from sunlight. When the Sun is at its strongest around midday, find shade and limit exposure. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation. Stay alert! Snow's reflective properties can almost double the UV radiation from the Sun.
Frequently asked questions
What are the temperatures in Garwood in December?
What is the average humidity in December in Garwood?
What is the driest month in Garwood?
How many days does it rain in December in Garwood?
How many days does it snow in December in Garwood?
What is the month with the shortest days in Garwood?
What is the average length of the day in December in Garwood?
When are sunrise and sunset in December in Garwood?
How long on average sun shines in December in Garwood?
What is the month with the lowest UV index in Garwood?
How high is the UV index in December in Garwood?
Average temperature in December
Garwood, MO
- Average high temperature in December: 45.3°F
The warmest month (with the highest average high temperature) is July (89.4°F).
The month with the lowest average high temperature is January (41.5°F).
- Average low temperature in December: 32°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 (27.1°F).
Average pressure in December
Garwood, 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 (29.93"Hg).
Average wind speed in December
Garwood, MO
- Average wind speed in December: 7.3mph
The windiest month (with the highest average wind speed) is January (8mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).
Average humidity in December
Garwood, MO
- Average humidity in December: 77%
The month with the highest relative humidity is May (80%).
The month with the lowest relative humidity is October (72%).
Average rainfall in December
Garwood, MO
- Average rainfall in December: 1.26"
The wettest month (with the highest rainfall) is April (3.03").
The driest months (with the least rainfall) are September and December (1.26").
Average rainfall days in December
Garwood, MO
- Average rainfall days in December: 8.1 days
The month with the highest number of rainy days is July (15.7 days).
The months with the least rainy days are January and December (8.1 days).
Average snowfall in December
Garwood, MO
- Average snowfall in December: 1.02"
The month with the highest snowfall is February (1.65").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in December
Garwood, MO
- Average snowfall days in December: 1.8 days
The month with the highest number of snowfall days is January (3.8 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
Garwood, 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 1min
The month with the most sunshine is June (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 4h and 54min).
Average sunshine days in December
Garwood, MO
- Average sunshine days in December: 20.3 days
The month with the most sunshine days is October (21.5 days).
The month with the least sunshine days is July (12 days).
Average UV index in December
Garwood, 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
Garwood, MO
- Average cloud cover in December: 45
The month with the most cloud cover is March (Cloud cover 48).
The month with the least cloud cover is June (Cloud cover 28).
Average visibility in December
Garwood, MO
- Average visibility in December: 6mi
The months with the highest visibility are January, February, March, April, June, September, October, November and December (6mi).
The months with the lowest visibility are May, July and August (5mi).
Garwood, Missouri, USA
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