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, marked by an average high-temperature of 36.1°F (2.3°C) and a low-temperature of 23.7°F (-4.6°C), is the coldest month.Humidity
In Fairfax, the average relative humidity in January is 80%.Rainfall
In Fairfax, in January, it is raining for 8.3 days, with typically 1.81" (46mm) of accumulated precipitation. Throughout the year, there are 150.9 rainfall days, and 27.64" (702mm) of precipitation is accumulated.Snowfall
January through April, November and December are months with snowfall. In Fairfax, in January, during 5.5 snowfall days, 1.46" (37mm) of snow is typically accumulated. In Fairfax, during the entire year, snow falls for 20.7 days and aggregates up to 6.85" (174mm) of snow.Daylight
In January, the average length of the day is 9h and 47min.On the first day of the month, sunrise is at 7:56 am and sunset at 5:25 pm. On the last day of January, sunrise is at 7:45 am and sunset at 5:56 pm EST.
Sunshine
The month with the least sunshine is January, with an average of 3.9h of sunshine.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 value of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV radiation for ordinary individuals.Note: In January, a regular UV index of 2 translates into these guidelines:
Infants, children, and people with sensitive skin should always have protection against lengthy periods of sun exposure. It's crucial to reduce time in the direct Sun around mid-day due to the intense solar radiation. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades. Take into account! The reflection from snow can nearly double the Sun's UV radiation intensity.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the coldest month?
How cold is January?
What is the average humidity in January?
How many days does it rain in January?
How much does it snow in January?
What is the average length of the day in January?
What time are sunrise and sunset in January?
What is the month with the least sunshine?
How many hours of sunshine does Fairfax have in January?
What are the months with the lowest UV index?
What is the UV index reading in January?
Average temperature in January
Fairfax, OH
- Average high temperature in January: 36.1°F
The warmest month (with the highest average high temperature) is July (84.7°F).
The month with the lowest average high temperature is January (36.1°F).
- Average low temperature in January: 23.7°F
The month with the highest average low temperature is July (66°F).
The coldest month (with the lowest average low temperature) is January (23.7°F).
Average pressure in January
Fairfax, OH
- Average pressure in January: 30.14"Hg
The months with the highest atmospheric pressure are January and November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in January
Fairfax, OH
- Average wind speed in January: 8.7mph
The windiest month (with the highest average wind speed) is January (8.7mph).
The calmest month (with the lowest average wind speed) is August (5mph).
Average humidity in January
Fairfax, OH
- Average humidity in January: 80%
The months with the highest relative humidity are February and December (81%).
The months with the lowest relative humidity are August, September and October (74%).
Average rainfall in January
Fairfax, OH
- Average rainfall in January: 1.81"
The wettest month (with the highest rainfall) is May (3.27").
The driest month (with the least rainfall) is September (1.54").
Average rainfall days in January
Fairfax, OH
- Average rainfall days in January: 8.3 days
The month with the highest number of rainy days is May (17.7 days).
The month with the least rainy days is February (8.2 days).
Average snowfall in January
Fairfax, OH
- Average snowfall in January: 1.46"
The month with the highest snowfall is February (2.01").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in January
Fairfax, OH
- Average snowfall days in January: 5.5 days
The months with the highest number of snowfall days are January and February (5.5 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
Fairfax, OH
- Average daylight in January: 9h and 5min
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 January: 3h and 5min
The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).
Average sunshine days in January
Fairfax, OH
- Average sunshine days in January: 17.5 days
The months with the most sunshine days are October and November (19.2 days).
The month with the least sunshine days is May (10.9 days).
Average UV index in January
Fairfax, 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
Fairfax, OH
- Average cloud cover in January: 59
The month with the most cloud cover is January (Cloud cover 59).
The month with the least cloud cover is August (Cloud cover 27).
Average visibility in January
Fairfax, OH
- Average visibility in January: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Fairfax, Ohio, USA
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