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
Hazelwood's December weather comes with a decrease in average high-temperatures, moving from a fresh 50.9°F (10.5°C) in November to an icy 41°F (5°C). Hazelwood's average low-temperature is measured at a subzero cold 29.8°F (-1.2°C) during December.Humidity
The months with the highest humidity are January, February and December, with an average relative humidity of 81%.Rainfall
In Hazelwood, in December, it is raining for 6.5 days, with typically 0.67" (17mm) of accumulated precipitation. Throughout the year, there are 95.1 rainfall days, and 7.8" (198mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through April, November and December. In December, it is snowing for 4.7 days. Throughout December, 0.43" (11mm) of snow is accumulated. Throughout the year, there are 22.8 snowfall days, and 2.32" (59mm) of snow is accumulated.Daylight
With an average of 9h and 30min of daylight, December has the shortest days of the year.On the first day of December in Hazelwood, sunrise is at 7:38 am and sunset at 5:14 pm. On the last day of the month, sunrise is at 7:56 am and sunset at 5:24 pm EST.
Sunshine
In Hazelwood, the average sunshine in December is 4.2h.UV index
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index of 2, and less, symbolizes a low health risk from unprotected exposure to Sun's UV rays for ordinary individuals.Note: In December, the average maximum UV index of 2 translates into the following recommendations:
While most people can stay under the sun for an hour without burning, children must always be guarded against sun exposure. Limiting exposure to the direct Sun during midday hours can help prevent harmful UV radiation effects. Experience reduced UV exposure by about half when donning a wide-brim hat. Take note! UV radiation from the Sun can double in intensity due to snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Is December cold?
What are the most humid months in Hazelwood?
What is the average humidity in December?
How many days does it rain in December in Hazelwood?
How much does it snow in December?
What is the month with the shortest days?
How many hours of daylight does Hazelwood have in December?
What time are sunrise and sunset in December in Hazelwood?
How long on average sun shines in December?
When is the lowest UV index?
What is the UV index intensity in December?
Average temperature in December
Hazelwood, OH
- Average high temperature in December: 41°F
The warmest month (with the highest average high temperature) is July (83.8°F).
The month with the lowest average high temperature is January (35.2°F).
- Average low temperature in December: 29.8°F
The month with the highest average low temperature is July (65.8°F).
The coldest month (with the lowest average low temperature) is January (23.2°F).
Average pressure in December
Hazelwood, OH
- Average pressure in December: 30.13"Hg
The months with the highest atmospheric pressure are January and November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in December
Hazelwood, OH
- Average wind speed in December: 8.2mph
The windiest month (with the highest average wind speed) is January (9mph).
The calmest months (with the lowest average wind speed) are July and August (5.2mph).
Average humidity in December
Hazelwood, OH
- Average humidity in December: 81%
The months with the highest relative humidity are January, February and December (81%).
The month with the lowest relative humidity is October (74%).
Average rainfall in December
Hazelwood, OH
- Average rainfall in December: 0.67"
The wettest month (with the highest rainfall) is May (0.94").
The driest month (with the least rainfall) is September (0.31").
Average rainfall days in December
Hazelwood, OH
- Average rainfall days in December: 6.5 days
The month with the highest number of rainy days is May (10.7 days).
The month with the least rainy days is February (5.6 days).
Average snowfall in December
Hazelwood, OH
- Average snowfall in December: 0.43"
The month with the highest snowfall is January (0.59").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in December
Hazelwood, OH
- Average snowfall days in December: 4.7 days
The month with the highest number of snowfall days is January (6.2 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, OH
- Average daylight in December: 9h and 3min
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 30min).
- Average sunshine in December: 4h and 1min
The months with the most sunshine are June, July and August (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).
Average sunshine days in December
Hazelwood, OH
- Average sunshine days in December: 20.9 days
The month with the most sunshine days is October (22.2 days).
The month with the least sunshine days is June (16 days).
Average UV index in December
Hazelwood, OH
- 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, November and December (UV index 2).
Average cloud cover in December
Hazelwood, OH
- Average cloud cover in December: 57
The month with the most cloud cover is January (Cloud cover 59).
The month with the least cloud cover is August (Cloud cover 27).
Average visibility in December
Hazelwood, OH
- 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).
Hazelwood, Ohio, USA
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