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 shift from November to December involves a decrease in the average high-temperature, dropping from a fresh 53.4°F (11.9°C) to an icy 42.6°F (5.9°C). An average minimum temperature of 30.6°F (-0.8°C) marks the month of December.Humidity
In December, the average relative humidity in Glen Echo Park is 76%.Rainfall
In Glen Echo Park, during December, the rain falls for 7.5 days and regularly aggregates up to 2.05" (52mm) of precipitation. In Glen Echo Park, during the entire year, the rain falls for 144.8 days and collects up to 30.59" (777mm) of precipitation.Snowfall
January through March, November and December are months with snowfall. In Glen Echo Park, in December, snow falls for 3.1 days, with typically accumulated 1.85" (47mm) of snow. In Glen Echo Park, during the entire year, snow falls for 16.2 days and aggregates up to 8.19" (208mm) of snow.Daylight
The month with the shortest days is December, with an average of 9h and 30min of daylight.On the first day of the month, sunrise is at 7:00 am and sunset at 4:40 pm. On the last day of December, in Glen Echo Park, sunrise is at 7:19 am and sunset at 4:49 pm CST.
Sunshine
In Glen Echo Park, 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 estimate of 2, and below, represents a low threat to health from exposure to the Sun's UV radiation for average individuals.Note: In December, a daily maximum UV index of 2 leads to the following instructions:
Most individuals can handle sun exposure for up to an hour without burning, but children must always be shielded from sun exposure. To protect against the Sun's most potent rays, avoid direct exposure around midday. Employ a wide-brim hat for potent defense against up to 50% of UV rays. Heads up! The UV radiation from the Sun can almost be doubled by snow reflection.
Frequently asked questions
How cold is December in Glen Echo Park?
What is the average humidity in December in Glen Echo Park?
How many days does it rain in December in Glen Echo Park?
How much does it snow in Glen Echo Park in December?
What is the month with the shortest days in Glen Echo Park?
What is the average length of the day in December in Glen Echo Park?
When are sunrise and sunset in December in Glen Echo Park?
How long on average sun shines in December in Glen Echo Park?
What are the months with the lowest UV index in Glen Echo Park?
What is the UV index intensity in December in Glen Echo Park?
Average temperature in December
Glen Echo Park, MO
- Average high temperature in December: 42.6°F
The warmest month (with the highest average high temperature) is July (86.9°F).
The month with the lowest average high temperature is January (37.8°F).
- Average low temperature in December: 30.6°F
The month with the highest average low temperature is July (69.1°F).
The coldest month (with the lowest average low temperature) is January (24.3°F).
Average pressure in December
Glen Echo Park, 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
Glen Echo Park, MO
- Average wind speed in December: 8.6mph
The windiest month (with the highest average wind speed) is January (9.2mph).
The calmest months (with the lowest average wind speed) are July and August (5.5mph).
Average humidity in December
Glen Echo Park, MO
- Average humidity in December: 76%
The month with the highest relative humidity is May (78%).
The month with the lowest relative humidity is October (70%).
Average rainfall in December
Glen Echo Park, MO
- Average rainfall in December: 2.05"
The wettest month (with the highest rainfall) is May (3.58").
The driest month (with the least rainfall) is February (1.69").
Average rainfall days in December
Glen Echo Park, MO
- Average rainfall days in December: 7.5 days
The month with the highest number of rainy days is May (16.9 days).
The month with the least rainy days is January (6.5 days).
Average snowfall in December
Glen Echo Park, MO
- Average snowfall in December: 1.85"
The month with the highest snowfall is February (2.6").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in December
Glen Echo Park, MO
- Average snowfall days in December: 3.1 days
The month with the highest number of snowfall days is February (5.2 days).
The months with the least snowfall days are May, June, July and August (0 days).
Average daylight in December /
Average sunshine in December
Glen Echo Park, 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: 4h and 5min
The months with the most sunshine are June and July (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 4h and 36min).
Average sunshine days in December
Glen Echo Park, MO
- Average sunshine days in December: 19.9 days
The month with the most sunshine days is January (21 days).
The month with the least sunshine days is June (11.2 days).
Average UV index in December
Glen Echo Park, 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
Glen Echo Park, MO
- Average cloud cover in December: 48
The month with the most cloud cover is January (Cloud cover 50).
The month with the least cloud cover is August (Cloud cover 27).
Average visibility in December
Glen Echo Park, 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).
Glen Echo Park, Missouri, USA
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