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, recording an average high temperature of 31.1°F (-0.5°C) and a low temperature of 18.5°F (-7.5°C), is Petroleum's coldest month.Humidity
In January, the average relative humidity is 87%.Rainfall
In Petroleum, Ohio, in January, it is raining for 9.3 days, with typically 2.76" (70mm) of accumulated precipitation. Throughout the year, in Petroleum, there are 182.1 rainfall days, and 34.8" (884mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall. January is the month with the most snowfall. Snow falls for 20.3 days and accumulates 8.62" (219mm) of snow.Daylight
In January, the average length of the day is 9h and 37min.On the first day of the month, sunrise is at 7:47 am and sunset at 5:03 pm. On the last day of January, sunrise is at 7:34 am and sunset at 5:36 pm EST.
Sunshine
With an average of 2.5h of sunshine, January has the least sunshine of the year.UV index
The average daily maximum UV index in January is 2. A UV Index estimate of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV radiation for average individuals.Note: A maximum high UV index of 2 in January translates into the following recommendations:
Extended sunlight exposure does not pose significant problems for most people, except for children, infants, and people with fair skin who always need shielding. The intensity of the Sun's UV radiation during midday suggests reducing time spent outdoors. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Stay alert! Snow's reflective properties can almost double the UV radiation from the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the coldest time of year?
How cold is January in Petroleum?
What is the average humidity in January?
How much does it rain in January?
What is the snowiest month?
How many days does it snow in January?
How many hours of daylight does Petroleum have in January?
When is the sunrise / sunset in January?
What is the month with the least sunshine in Petroleum?
How many hours of sunshine does Petroleum have in January?
What is the UV index intensity in January?
Average temperature in January
Petroleum, OH
- Average high temperature in January: 31.1°F
The warmest month (with the highest average high temperature) is July (81.1°F).
The month with the lowest average high temperature is January (31.1°F).
- Average low temperature in January: 18.5°F
The month with the highest average low temperature is July (60.6°F).
The coldest month (with the lowest average low temperature) is January (18.5°F).
Average pressure in January
Petroleum, OH
- Average pressure in January: 30.1"Hg
The month with the highest atmospheric pressure is November (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in January
Petroleum, OH
- Average wind speed in January: 8.1mph
The windiest month (with the highest average wind speed) is January (8.1mph).
The calmest month (with the lowest average wind speed) is July (5mph).
Average humidity in January
Petroleum, OH
- Average humidity in January: 87%
The month with the highest relative humidity is February (88%).
The months with the lowest relative humidity are May, July and August (78%).
Average rainfall in January
Petroleum, OH
- Average rainfall in January: 2.76"
The wettest month (with the highest rainfall) is June (3.66").
The driest month (with the least rainfall) is September (2.2").
Average rainfall days in January
Petroleum, OH
- Average rainfall days in January: 9.3 days
The month with the highest number of rainy days is May (19.5 days).
The month with the least rainy days is January (9.3 days).
Average snowfall in January
Petroleum, OH
- Average snowfall in January: 8.62"
The month with the highest snowfall is January (8.62").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in January
Petroleum, OH
- Average snowfall days in January: 20.3 days
The month with the highest number of snowfall days is January (20.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Petroleum, OH
- Average daylight in January: 9h and 4min
The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in January: 2h and 3min
The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 2h and 30min).
Average sunshine days in January
Petroleum, OH
- Average sunshine days in January: 6.6 days
The month with the most sunshine days is September (12.7 days).
The month with the least sunshine days is February (6 days).
Average UV index in January
Petroleum, OH
- Average UV index in January: 2
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 January
Petroleum, OH
- Average cloud cover in January: 74
The month with the most cloud cover is January (Cloud cover 74).
The months with the least cloud cover are July and August (Cloud cover 35).
Average visibility in January
Petroleum, OH
- Average visibility in January: 4mi
The months with the highest visibility are March, April, May, June, July, August, September, October and November (5mi).
The months with the lowest visibility are January, February and December (4mi).
Petroleum, Ohio, USA
Weather forecast for your location
2. Allow the app to use your location