January weather forecastHeath, OH
January
Weather in January
January, the same as December, is a wintry winter month in Heath, Ohio, with temperature in the range of an average low of 20.7°F (-6.3°C) and an average high of 32.9°F (0.5°C).Temperature
Heath's coldest month, January, registers temperatures that range from a high of 32.9°F (0.5°C) to a low of 20.7°F (-6.3°C).Humidity
The months with the highest humidity are January and February, with an average relative humidity of 83%.Rainfall
In Heath, during January, the rain falls for 8.6 days and regularly aggregates up to 2.17" (55mm) of precipitation. In Heath, during the entire year, the rain falls for 164 days and collects up to 31.18" (792mm) of precipitation.Snowfall
January through April, October through December are months with snowfall. The month with the most snowfall is January, when snow falls for 13.2 days and typically aggregates up to 3.58" (91mm) of snow.Daylight
In Heath, the average length of the day in January is 9h and 43min.On the first day of the month, sunrise is at 7:51 am and sunset at 5:14 pm. On the last day of January, in Heath, sunrise is at 7:39 am and sunset at 5:47 pm EST.
Sunshine
The month with the least sunshine is January, with an average of 3.2h of sunshine.UV index
January, February, October through December, with an average maximum UV index of 2, are months with the lowest UV index in Heath, Ohio. A UV Index reading of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV radiation for the ordinary person.Note: An average UV index of 2 in January transforms into this advice:
Most people face no serious problems with extended sun exposure, but those with fair skin, infants, and children always need protection. The intensity of the Sun's UV radiation during midday suggests reducing time spent outdoors. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly. Heads up! The UV radiation from the Sun can almost be doubled by snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in January
Heath, OH
- Average high temperature in January: 32.9°F
The warmest month (with the highest average high temperature) is July (81.9°F).
The month with the lowest average high temperature is January (32.9°F).
- Average low temperature in January: 20.7°F
The month with the highest average low temperature is July (62.8°F).
The coldest month (with the lowest average low temperature) is January (20.7°F).
Average pressure in January
Heath, 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
Heath, OH
- Average wind speed in January: 9.4mph
The windiest month (with the highest average wind speed) is January (9.4mph).
The calmest months (with the lowest average wind speed) are July and August (5.5mph).
Average humidity in January
Heath, OH
- Average humidity in January: 83%
The months with the highest relative humidity are January and February (83%).
The month with the lowest relative humidity is November (76%).
Average rainfall in January
Heath, OH
- Average rainfall in January: 2.17"
The wettest month (with the highest rainfall) is May (3.39").
The driest month (with the least rainfall) is September (2.01").
Average rainfall days in January
Heath, OH
- Average rainfall days in January: 8.6 days
The month with the highest number of rainy days is May (18.9 days).
The month with the least rainy days is January (8.6 days).
Average snowfall in January
Heath, OH
- Average snowfall in January: 3.58"
The month with the highest snowfall is January (3.58").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in January
Heath, OH
- Average snowfall days in January: 13.2 days
The month with the highest number of snowfall days is January (13.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Heath, OH
- Average daylight in January: 9h and 42min
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 12min
The month with the most sunshine is August (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 3h and 12min).
Average sunshine days in January
Heath, OH
- Average sunshine days in January: 10.8 days
The month with the most sunshine days is November (17 days).
The month with the least sunshine days is May (9.5 days).
Average UV index in January
Heath, OH
- Average UV index in January: 2
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, October, November and December (UV index 2).
Average cloud cover in January
Heath, OH
- Average cloud cover in January: 65
The month with the most cloud cover is January (Cloud cover 65).
The month with the least cloud cover is August (Cloud cover 32).
Average visibility in January
Heath, OH
- Average visibility in January: 5mi
The months with the highest visibility are March, April, May, June, October, November and December (6mi).
The months with the lowest visibility are January, February, July, August and September (5mi).





