Contents
- Weather in January
- Frequently asked questions
- Average temperature in January
- Average pressure in January
- Average wind speed in January
- Average humidity in January
- Average rainfall in January
- Average rainfall days in January
- Average snowfall in January
- Average snowfall days in January
- Average daylight in January
- Average sunshine in January
- Average sunshine days in January
- Average UV index in January
- Average cloud cover in January
- Average visibility in January
Weather in January
Temperature
January, with its average high-temperature of 38.7°F (3.7°C) and an average low-temperature of 25.2°F (-3.8°C), holds the record as the coldest month.Humidity
The average relative humidity in January in Ironton is 80%.Rainfall
In Ironton, in January, during 9.9 rainfall days, 1.3" (33mm) of precipitation is typically accumulated. In Ironton, during the entire year, the rain falls for 146.5 days and collects up to 19.65" (499mm) of precipitation.Snowfall
Months with snowfall are January through April, October through December. In Ironton, Ohio, in January, snow falls for 9.7 days, with typically accumulated 1.77" (45mm) of snow. In Ironton, during the entire year, snow falls for 32.7 days and aggregates up to 7.56" (192mm) of snow.Daylight
The average length of the day in January in Ironton is 9h and 50min.On the first day of January, sunrise is at 7:48 am and sunset at 5:20 pm. On the last day of the month, sunrise is at 7:37 am and sunset at 5:51 pm EST.
Sunshine
With an average of 3.8h of sunshine, January has the least sunshine of the year in Ironton.UV index
January, February and December, with an average maximum UV index of 2, are months with the lowest UV index in Ironton. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.Note: An average UV index of 2 in January transforms into this advice:
In contrast to children, who must always be shielded from the sun, most people can tolerate up to an hour of sun exposure without any burns. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. During bright days, sunglasses that offer UVA and UVB defense are recommended. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What part of the year is the coldest in Ironton?
Is January cold in Ironton?
What is the average humidity in January in Ironton?
How many days does it rain in January in Ironton?
How many days does it snow in January in Ironton?
What is the average length of the day in January in Ironton?
When are sunrise and sunset in January in Ironton?
What is the month with the least sunshine in Ironton?
How long on average sun shines in January in Ironton?
What are the months with the lowest UV index in Ironton?
How high is the UV index in January in Ironton?
Average temperature in January
Ironton, OH
- Average high temperature in January: 38.7°F
The warmest month (with the highest average high temperature) is July (87.3°F).
The month with the lowest average high temperature is January (38.7°F).
- Average low temperature in January: 25.2°F
The month with the highest average low temperature is July (64.4°F).
The coldest month (with the lowest average low temperature) is January (25.2°F).
Average pressure in January
Ironton, OH
- Average pressure in January: 30.15"Hg
The month with the highest atmospheric pressure is November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.97"Hg).
Average wind speed in January
Ironton, OH
- Average wind speed in January: 6.9mph
The windiest months (with the highest average wind speed) are January and February (6.9mph).
The calmest month (with the lowest average wind speed) is August (4.3mph).
Average humidity in January
Ironton, OH
- Average humidity in January: 80%
The months with the highest relative humidity are February and December (81%).
The month with the lowest relative humidity is August (74%).
Average rainfall in January
Ironton, OH
- Average rainfall in January: 1.3"
The wettest month (with the highest rainfall) is May (2.05").
The driest month (with the least rainfall) is November (1.06").
Average rainfall days in January
Ironton, OH
- Average rainfall days in January: 9.9 days
The month with the highest number of rainy days is May (17 days).
The month with the least rainy days is November (8.4 days).
Average snowfall in January
Ironton, OH
- Average snowfall in January: 1.77"
The month with the highest snowfall is February (2.13").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in January
Ironton, OH
- Average snowfall days in January: 9.7 days
The month with the highest number of snowfall days is January (9.7 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Ironton, OH
- Average daylight in January: 9h and 5min
The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in January: 3h and 5min
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 48min).
Average sunshine days in January
Ironton, OH
- Average sunshine days in January: 14.4 days
The month with the most sunshine days is November (19.5 days).
The month with the least sunshine days is February (11.1 days).
Average UV index in January
Ironton, OH
- Average UV index in January: 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 and December (UV index 2).
Average cloud cover in January
Ironton, OH
- Average cloud cover in January: 61
The month with the most cloud cover is January (Cloud cover 61).
The month with the least cloud cover is August (Cloud cover 31).
Average visibility in January
Ironton, OH
- Average visibility in January: 5mi
The months with the highest visibility are April, October and November (6mi).
The months with the lowest visibility are January, February, March, May, June, July, August, September and December (5mi).
Ironton, Ohio, USA
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