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 brings the lowest temperatures, with an average high of 33.1°F (0.6°C) and an average low of 21°F (-6.1°C).Humidity
January and February, with an average relative humidity of 82%, are the most humid months.Rainfall
In January, in Riverlea, Ohio, the rain falls for 9.8 days. Throughout January, 2.05" (52mm) of precipitation is accumulated. Throughout the year, in Riverlea, Ohio, there are 161.8 rainfall days, and 28.78" (731mm) of precipitation is accumulated.Snowfall
January through April, October through December are months with snowfall. The month with the most snowfall is January, when snow falls for 12.6 days and typically aggregates up to 2.87" (73mm) of snow.Daylight
In January, the average length of the day is 9h and 43min.On the first day of January in Riverlea, sunrise is at 7:54 am and sunset at 5:17 pm. On the last day of the month, sunrise is at 7:41 am and sunset at 5:49 pm EST.
Sunshine
January has the least sunshine of the year, with an average of 3.5h of sunshine.UV index
The months with the lowest UV index in Riverlea 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 unprotected exposure to Sun's UV rays for ordinary individuals.Note: In January, a daily UV index of 2 turns into the following recommendations:
Despite the majority tolerating prolonged sun exposure, those with sensitive skin, infants, and children demand continual protection. Midday is the peak time for the Sun's radiation; stay in the shade and protect yourself. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized. Be prepared! The intensity of the Sun's UV radiation can be amplified nearly double due to snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What time of the year is the coldest in Riverlea?
How cold is January in Riverlea?
What are the most humid months in Riverlea?
What is the average humidity in January in Riverlea?
How many days does it rain in January in Riverlea?
When does it snow the most in Riverlea?
How much does it snow in Riverlea in January?
What is the average length of the day in January in Riverlea?
What time are sunrise and sunset in January in Riverlea?
What is the month with the least sunshine in Riverlea?
How many hours of sunshine does Riverlea have in January?
When is the lowest UV index in Riverlea?
What is the UV index reading in January in Riverlea?
Average temperature in January
Riverlea, OH
- Average high temperature in January: 33.1°F
The warmest month (with the highest average high temperature) is July (82°F).
The month with the lowest average high temperature is January (33.1°F).
- Average low temperature in January: 21°F
The month with the highest average low temperature is July (65.1°F).
The coldest month (with the lowest average low temperature) is January (21°F).
Average pressure in January
Riverlea, OH
- Average pressure in January: 30.13"Hg
The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in January
Riverlea, OH
- Average wind speed in January: 9.7mph
The windiest month (with the highest average wind speed) is January (9.7mph).
The calmest months (with the lowest average wind speed) are July and August (5.6mph).
Average humidity in January
Riverlea, OH
- Average humidity in January: 82%
The months with the highest relative humidity are January and February (82%).
The months with the lowest relative humidity are April, October and November (74%).
Average rainfall in January
Riverlea, OH
- Average rainfall in January: 2.05"
The wettest month (with the highest rainfall) is May (3.27").
The driest month (with the least rainfall) is September (1.77").
Average rainfall days in January
Riverlea, OH
- Average rainfall days in January: 9.8 days
The month with the highest number of rainy days is May (18.2 days).
The month with the least rainy days is February (9.1 days).
Average snowfall in January
Riverlea, OH
- Average snowfall in January: 2.87"
The month with the highest snowfall is January (2.87").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in January
Riverlea, OH
- Average snowfall days in January: 12.6 days
The month with the highest number of snowfall days is January (12.6 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Riverlea, OH
- Average daylight in January: 9h and 4min
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 24min).
- Average sunshine in January: 3h and 3min
The month with the most sunshine is August (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 3h and 30min).
Average sunshine days in January
Riverlea, OH
- Average sunshine days in January: 11.3 days
The month with the most sunshine days is November (17 days).
The month with the least sunshine days is May (9.9 days).
Average UV index in January
Riverlea, 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, November and December (UV index 2).
Average cloud cover in January
Riverlea, OH
- Average cloud cover in January: 62
The month with the most cloud cover is January (Cloud cover 62).
The month with the least cloud cover is August (Cloud cover 29).
Average visibility in January
Riverlea, OH
- Average visibility in January: 5mi
The months with the highest visibility are March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January and February (5mi).
Riverlea, Ohio, USA
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