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 transition into December involves a decrease in the average high-temperature, falling from a chilly 49.5°F (9.7°C) in November to a cold 39.6°F (4.2°C). Throughout the month of December, the average temperature dips to a freezing cold 28.2°F (-2.1°C) at night.Humidity
In Hazelwood, the average relative humidity in December is 82%.Rainfall
In Hazelwood, during December, the rain falls for 11.3 days and regularly aggregates up to 2.76" (70mm) of precipitation. In Hazelwood, during the entire year, the rain falls for 171.4 days and collects up to 36.1" (917mm) of precipitation.Snowfall
January through April, October through December are months with snowfall. In Hazelwood, in December, snow falls for 7.6 days, with typically accumulated 3.11" (79mm) of snow. In Hazelwood, during the entire year, snow falls for 33.7 days and aggregates up to 12.48" (317mm) of snow.Daylight
With an average of 9h and 24min of daylight, December has the shortest days of the year in Hazelwood.On the first day of December, sunrise is at 7:48 am and sunset at 5:22 pm. On the last day of the month, sunrise is at 8:06 am and sunset at 5:32 pm EST.
Sunshine
In Hazelwood, the average sunshine in December is 4.2h.UV index
The months with the lowest UV index are January, February, October through December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV radiation for the average person.Note: The average daily UV index of 2 in December transforms into the following instructions:
Long-term sun exposure is typically not a concern for most. However, those with sensitive skin, infants, and children must always have protection. It's crucial to reduce time in the direct Sun around mid-day due to the intense solar radiation. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage. Forewarned is forearmed! The Sun's UV radiation can be almost doubled in intensity by snow reflection.
Frequently asked questions
Is it cold in Hazelwood during December?
What is the average humidity in December in Hazelwood?
How many days does it rain in December in Hazelwood?
How much does it snow in Hazelwood in December?
What is the month with the shortest days in Hazelwood?
How many hours of daylight does Hazelwood have in December?
When are sunrise and sunset in December in Hazelwood?
How many hours of sunshine does Hazelwood have in December?
What are the months with the lowest UV index in Hazelwood?
What is the UV index intensity in December in Hazelwood?
Average temperature in December
Hazelwood, IN
- Average high temperature in December: 39.6°F
The warmest month (with the highest average high temperature) is July (82°F).
The month with the lowest average high temperature is January (34.2°F).
- Average low temperature in December: 28.2°F
The month with the highest average low temperature is July (65.5°F).
The coldest month (with the lowest average low temperature) is January (21.2°F).
Average pressure in December
Hazelwood, IN
- Average pressure in December: 30.12"Hg
The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in December
Hazelwood, IN
- Average wind speed in December: 8.9mph
The windiest month (with the highest average wind speed) is February (9.8mph).
The calmest months (with the lowest average wind speed) are July and August (5.7mph).
Average humidity in December
Hazelwood, IN
- Average humidity in December: 82%
The month with the highest relative humidity is July (83%).
The month with the lowest relative humidity is October (74%).
Average rainfall in December
Hazelwood, IN
- Average rainfall in December: 2.76"
The wettest month (with the highest rainfall) is May (4.17").
The driest month (with the least rainfall) is September (2.2").
Average rainfall days in December
Hazelwood, IN
- Average rainfall days in December: 11.3 days
The month with the highest number of rainy days is May (20.7 days).
The month with the least rainy days is January (8.8 days).
Average snowfall in December
Hazelwood, IN
- Average snowfall in December: 3.11"
The month with the highest snowfall is January (3.35").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in December
Hazelwood, IN
- Average snowfall days in December: 7.6 days
The month with the highest number of snowfall days is January (9.6 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
Hazelwood, IN
- Average daylight in December: 9h and 2min
The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 24min).
- Average sunshine in December: 4h and 1min
The month with the most sunshine is June (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 4h and 6min).
Average sunshine days in December
Hazelwood, IN
- Average sunshine days in December: 13.7 days
The month with the most sunshine days is October (16.6 days).
The month with the least sunshine days is May (8.4 days).
Average UV index in December
Hazelwood, IN
- 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, October, November and December (UV index 2).
Average cloud cover in December
Hazelwood, IN
- Average cloud cover in December: 56
The month with the most cloud cover is January (Cloud cover 58).
The month with the least cloud cover is August (Cloud cover 30).
Average visibility in December
Hazelwood, IN
- Average visibility in December: 5mi
The months with the highest visibility are February, March, April, May, June, August, September, October and November (6mi).
The months with the lowest visibility are January, July and December (5mi).
Hazelwood, Indiana, USA
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