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
During Wallen's transition into December, the average high-temperature lessens, moving from a chilly 46.9°F (8.3°C) in November to an icy 36°F (2.2°C). Throughout the nights in December, an average low-temperature of 26.2°F (-3.2°C) is noted in Wallen.Humidity
The average relative humidity in December is 84%.Rainfall
In Wallen, during December, the rain falls for 7.4 days and regularly aggregates up to 0.71" (18mm) of precipitation. In Wallen, during the entire year, the rain falls for 125.3 days and collects up to 13.11" (333mm) of precipitation.Snowfall
January through April, October through December are months with snowfall in Wallen. In Wallen, during December, snow falls for 7.1 days and regularly aggregates up to 0.67" (17mm) of snow. In Wallen, Indiana, during the entire year, snow falls for 32.5 days and aggregates up to 5.75" (146mm) of snow.Daylight
December has the shortest days of the year, with an average of 9h and 18min of daylight.On the first day of the month, sunrise is at 7:47 am and sunset at 5:12 pm. On the last day of December, sunrise is at 8:05 am and sunset at 5:22 pm EST.
Sunshine
The average sunshine in December in Wallen is 3.8h.UV index
The month with the lowest UV index is December, with an average maximum UV index of 1. A UV Index reading of 2, and below, represents a low health risk from unprotected exposure to Sun's UV rays for ordinary individuals.Note: The maximum daily UV index of 1 during December translates into the following directions:
Many can withstand an hour in the sun without burning, yet children must always have protection against sunlight. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance. Notice this! Nearly double the intensity of the Sun's UV radiation can be caused by snow reflection.
Frequently asked questions
How cold is December in Wallen?
What is the average humidity in December in Wallen?
How much does it rain in Wallen in December?
How much does it snow in Wallen in December?
What is the month with the shortest days in Wallen?
How many hours of daylight does Wallen have in December?
What time are sunrise and sunset in December in Wallen?
How many hours of sunshine does Wallen have in December?
What is the month with the lowest UV index in Wallen?
What is the UV index intensity in December in Wallen?
Average temperature in December
Wallen, IN
- Average high temperature in December: 36°F
The warmest month (with the highest average high temperature) is July (80.2°F).
The month with the lowest average high temperature is January (30.2°F).
- Average low temperature in December: 26.2°F
The month with the highest average low temperature is July (63.3°F).
The coldest month (with the lowest average low temperature) is January (18.7°F).
Average pressure in December
Wallen, IN
- Average pressure in December: 30.1"Hg
The months with the highest atmospheric pressure are January and November (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in December
Wallen, IN
- Average wind speed in December: 9.7mph
The windiest month (with the highest average wind speed) is January (10.4mph).
The calmest month (with the lowest average wind speed) is August (6.2mph).
Average humidity in December
Wallen, IN
- Average humidity in December: 84%
The months with the highest relative humidity are January and February (85%).
The month with the lowest relative humidity is October (76%).
Average rainfall in December
Wallen, IN
- Average rainfall in December: 0.71"
The wettest month (with the highest rainfall) is May (1.69").
The driest month (with the least rainfall) is February (0.67").
Average rainfall days in December
Wallen, IN
- Average rainfall days in December: 7.4 days
The month with the highest number of rainy days is May (14.8 days).
The month with the least rainy days is February (4.9 days).
Average snowfall in December
Wallen, IN
- Average snowfall in December: 0.67"
The month with the highest snowfall is February (1.69").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in December
Wallen, IN
- Average snowfall days in December: 7.1 days
The month with the highest number of snowfall days is January (8.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Wallen, IN
- Average daylight in December: 9h and 2min
The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in December: 3h and 5min
The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 3h and 18min).
Average sunshine days in December
Wallen, IN
- Average sunshine days in December: 18.8 days
The month with the most sunshine days is January (19.2 days).
The month with the least sunshine days is July (12 days).
Average UV index in December
Wallen, IN
- Average UV index in December: 1
The month with the highest UV index is June (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in December
Wallen, IN
- Average cloud cover in December: 61
The month with the most cloud cover is January (Cloud cover 66).
The months with the least cloud cover are July and August (Cloud cover 32).
Average visibility in December
Wallen, IN
- Average visibility in December: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, September, October, November and December (6mi).
The month with the lowest visibility is August (5mi).
Wallen, Indiana, USA
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