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
In December, the meteorological conditions alter, with the average high-temperature shifting from a cool 51.6°F (10.9°C) in November to an icy 41.9°F (5.5°C). Ironton Junction cools down to an average low-temperature of 30.9°F (-0.6°C) throughout the month of December.Humidity
The months with the highest humidity in Ironton Junction are January, February and December, with an average relative humidity of 82%.Rainfall
In Ironton Junction, in December, during 11.2 rainfall days, 2.95" (75mm) of precipitation is typically accumulated. In Ironton Junction, during the entire year, the rain falls for 161.8 days and collects up to 30.83" (783mm) of precipitation.Snowfall
Months with snowfall in Ironton Junction are January through April, October through December. In Ironton Junction, Ohio, during December, snow falls for 7.8 days and regularly aggregates up to 2.01" (51mm) of snow. In Ironton Junction, during the entire year, snow falls for 35.8 days and aggregates up to 12.28" (312mm) of snow.Daylight
December has the shortest days of the year, with an average of 9h and 30min of daylight.On the first day of December, sunrise is at 7:30 am and sunset at 5:08 pm. On the last day of the month, sunrise is at 7:49 am and sunset at 5:17 pm EST.
Sunshine
In Ironton Junction, the average sunshine in December is 4h.UV index
The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a low health risk 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:
Most people face no serious problems with extended sun exposure, but those with fair skin, infants, and children always need protection. Avoid the Sun's strongest UV rays by seeking shade and limiting exposure during midday. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim. Remember to consider! The UV radiation from the Sun can be intensified nearly twice by the reflection of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is it in December?
What are the most humid months?
What is the average humidity in December?
How many days does it rain in December?
How much does it snow in December?
What is the month with the shortest days?
What is the average length of the day in December?
When is the sunrise / sunset in December?
How many hours of sunshine does Ironton Junction have in December?
What is the month with the lowest UV index?
How high is the UV index in December?
Average temperature in December
Ironton Junction, OH
- Average high temperature in December: 41.9°F
The warmest month (with the highest average high temperature) is July (85.5°F).
The month with the lowest average high temperature is January (36.3°F).
- Average low temperature in December: 30.9°F
The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (23.4°F).
Average pressure in December
Ironton Junction, OH
- Average pressure in December: 30.14"Hg
The months with the highest atmospheric pressure are January and November (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).
Average wind speed in December
Ironton Junction, OH
- Average wind speed in December: 7mph
The windiest months (with the highest average wind speed) are January and February (7.5mph).
The calmest months (with the lowest average wind speed) are July and August (4.7mph).
Average humidity in December
Ironton Junction, OH
- Average humidity in December: 82%
The months with the highest relative humidity are January, February and December (82%).
The month with the lowest relative humidity is August (75%).
Average rainfall in December
Ironton Junction, OH
- Average rainfall in December: 2.95"
The wettest month (with the highest rainfall) is May (3.62").
The driest month (with the least rainfall) is October (1.97").
Average rainfall days in December
Ironton Junction, OH
- Average rainfall days in December: 11.2 days
The month with the highest number of rainy days is May (19.3 days).
The month with the least rainy days is November (8.8 days).
Average snowfall in December
Ironton Junction, OH
- Average snowfall in December: 2.01"
The month with the highest snowfall is January (3.39").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in December
Ironton Junction, OH
- Average snowfall days in December: 7.8 days
The month with the highest number of snowfall days is January (10.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Ironton Junction, 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 0min
The month with the most sunshine is August (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 3h and 36min).
Average sunshine days in December
Ironton Junction, OH
- Average sunshine days in December: 14.5 days
The month with the most sunshine days is November (18.8 days).
The month with the least sunshine days is May (9.8 days).
Average UV index in December
Ironton Junction, 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
Ironton Junction, OH
- Average cloud cover in December: 58
The month with the most cloud cover is January (Cloud cover 62).
The month with the least cloud cover is August (Cloud cover 30).
Average visibility in December
Ironton Junction, OH
- Average visibility in December: 5mi
The months with the highest visibility are March, April, June, October and November (6mi).
The months with the lowest visibility are January, February, May, July, August, September and December (5mi).
Ironton Junction, Ohio, USA
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