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
December indicates a shift in the average high-temperature, from November's chilly 48.4°F (9.1°C) to an icy 38.3°F (3.5°C). In December, in Irondale, Ohio, the average low-temperature is a subzero cold 27.5°F (-2.5°C).Humidity
The average relative humidity in December is 84%.Rainfall
In Irondale, in December, it is raining for 12 days, with typically 2.6" (66mm) of accumulated precipitation. Throughout the year, in Irondale, there are 179.8 rainfall days, and 32.91" (836mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall. In December, in Irondale, Ohio, it is snowing for 13 days. Throughout December, 4.29" (109mm) of snow is accumulated. Throughout the year, in Irondale, there are 63.4 snowfall days, and 23.35" (593mm) of snow is accumulated.Daylight
December has the shortest days of the year in Irondale, Ohio, with an average of 9h and 18min of daylight.On the first day of the month, sunrise is at 7:27 am and sunset at 4:56 pm. On the last day of December, sunrise is at 7:46 am and sunset at 5:06 pm EST.
Sunshine
In Irondale, the average sunshine in December is 3.4h.UV index
December is the month with the lowest UV index, with an average maximum UV index of 1. A UV Index of 2, and less, symbolizes a minimal health hazard from unprotected exposure to Sun's UV rays for the average person.Note: The UV index of 1 during December leads to these advisories:
People with sensitive skin, children, and babies should always be protected from prolonged sun exposure. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage. Notice this! Nearly double the intensity of the Sun's UV radiation can be caused by snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is December in Irondale?
What is the average humidity in December in Irondale?
How much does it rain in Irondale in December?
How many days does it snow in December in Irondale?
What is the month with the shortest days in Irondale?
What is the average length of the day in December in Irondale?
When is the sunrise / sunset in December in Irondale?
How long on average sun shines in December in Irondale?
What is the month with the lowest UV index in Irondale?
How high is the UV index in December in Irondale?
Average temperature in December
Irondale, OH
- Average high temperature in December: 38.3°F
The warmest month (with the highest average high temperature) is July (82.6°F).
The month with the lowest average high temperature is January (32.5°F).
- Average low temperature in December: 27.5°F
The month with the highest average low temperature is July (61.3°F).
The coldest month (with the lowest average low temperature) is January (19.6°F).
Average pressure in December
Irondale, OH
- Average pressure in December: 30.11"Hg
The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in December
Irondale, OH
- Average wind speed in December: 7.6mph
The windiest month (with the highest average wind speed) is January (8.3mph).
The calmest months (with the lowest average wind speed) are July and August (4.9mph).
Average humidity in December
Irondale, OH
- Average humidity in December: 84%
The month with the highest relative humidity is February (86%).
The months with the lowest relative humidity are April, July and August (77%).
Average rainfall in December
Irondale, OH
- Average rainfall in December: 2.6"
The wettest month (with the highest rainfall) is April (3.27").
The driest month (with the least rainfall) is September (2.28").
Average rainfall days in December
Irondale, OH
- Average rainfall days in December: 12 days
The month with the highest number of rainy days is May (20.3 days).
The month with the least rainy days is January (9.5 days).
Average snowfall in December
Irondale, OH
- Average snowfall in December: 4.29"
The month with the highest snowfall is February (5.83").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Irondale, OH
- Average snowfall days in December: 13 days
The month with the highest number of snowfall days is January (16.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Irondale, OH
- Average daylight in December: 9h and 2min
The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in December: 3h and 2min
The month with the most sunshine is August (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 2h and 48min).
Average sunshine days in December
Irondale, OH
- Average sunshine days in December: 10.5 days
The month with the most sunshine days is November (13.7 days).
The month with the least sunshine days is May (8.4 days).
Average UV index in December
Irondale, OH
- Average UV index in December: 1
The month with the highest UV index is July (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in December
Irondale, OH
- Average cloud cover in December: 65
The month with the most cloud cover is January (Cloud cover 70).
The month with the least cloud cover is August (Cloud cover 35).
Average visibility in December
Irondale, OH
- Average visibility in December: 5mi
The month with the highest visibility is April (6mi).
The months with the lowest visibility are January and February (4mi).
Irondale, Ohio, USA
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