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
With average high and low temperatures of 32°F (0°C) and 20.3°F (-6.5°C) respectively, January is Mount Jefferson's coldest month.Humidity
The most humid month is January, with an average relative humidity of 84%.Rainfall
In Mount Jefferson, in January, it is raining for 7.2 days, with typically 1.26" (32mm) of accumulated precipitation. Throughout the year, in Mount Jefferson, there are 147.8 rainfall days, and 21.3" (541mm) of precipitation is accumulated.Snowfall
January through April, October through December are months with snowfall. The months with the most snowfall in Mount Jefferson are January and February, with an average 1.81" (46mm) of accumulated snow.Daylight
In January, the average length of the day is 9h and 41min.On the first day of January, sunrise is at 7:59 am and sunset at 5:21 pm. On the last day of the month, sunrise is at 7:47 am and sunset at 5:54 pm EST.
Sunshine
With an average of 3.6h of sunshine, January has the least sunshine of the year in Mount Jefferson.UV index
In Mount Jefferson, the average daily maximum UV index in January is 2. A UV Index estimate of 2, and below, represents a low health risk from unsafe exposure to UV radiation for average individuals.Note: The maximum UV index of 2 during January translates into these guidelines:
Children, infants, and individuals with sensitive skin should be constantly protected from extended sun exposure. Solar radiation peaks around mid-day, so it's wise to limit exposure to the Sun at this time. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays. Observe! Snow reflection can nearly intensify the Sun's UV radiation twofold.
Frequently asked questions
What time of the year is the coldest in Mount Jefferson?
How cold is January in Mount Jefferson?
What is the most humid month in Mount Jefferson?
What is the average humidity in January in Mount Jefferson?
How much does it rain in Mount Jefferson in January?
What is the snowiest month in Mount Jefferson?
How many days does it snow in January in Mount Jefferson?
How many hours of daylight does Mount Jefferson have in January?
What time are sunrise and sunset in January in Mount Jefferson?
What is the month with the least sunshine in Mount Jefferson?
How many hours of sunshine does Mount Jefferson have in January?
What is the UV index reading in January in Mount Jefferson?
Average temperature in January
Mount Jefferson, OH
- Average high temperature in January: 32°F
The warmest month (with the highest average high temperature) is July (81°F).
The month with the lowest average high temperature is January (32°F).
- Average low temperature in January: 20.3°F
The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (20.3°F).
Average pressure in January
Mount Jefferson, OH
- Average pressure in January: 30.13"Hg
The months with the highest atmospheric pressure are January and November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in January
Mount Jefferson, OH
- Average wind speed in January: 10.6mph
The windiest month (with the highest average wind speed) is January (10.6mph).
The calmest month (with the lowest average wind speed) is August (5.8mph).
Average humidity in January
Mount Jefferson, OH
- Average humidity in January: 84%
The month with the highest relative humidity is January (84%).
The month with the lowest relative humidity is October (75%).
Average rainfall in January
Mount Jefferson, OH
- Average rainfall in January: 1.26"
The wettest month (with the highest rainfall) is May (3.03").
The driest month (with the least rainfall) is February (1.18").
Average rainfall days in January
Mount Jefferson, OH
- Average rainfall days in January: 7.2 days
The month with the highest number of rainy days is May (18.7 days).
The month with the least rainy days is February (6.2 days).
Average snowfall in January
Mount Jefferson, OH
- Average snowfall in January: 1.81"
The months with the highest snowfall are January and February (1.81").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in January
Mount Jefferson, OH
- Average snowfall days in January: 9.2 days
The month with the highest number of snowfall days is January (9.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Mount Jefferson, 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 4min
The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 3h and 36min).
Average sunshine days in January
Mount Jefferson, OH
- Average sunshine days in January: 15.9 days
The month with the most sunshine days is November (19 days).
The month with the least sunshine days is May (10.4 days).
Average UV index in January
Mount Jefferson, OH
- Average UV index in January: 2
The months with the highest UV index are June, July and August (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in January
Mount Jefferson, OH
- Average cloud cover in January: 63
The month with the most cloud cover is January (Cloud cover 63).
The month with the least cloud cover is August (Cloud cover 31).
Average visibility in January
Mount Jefferson, OH
- Average visibility in January: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, October, November and December (6mi).
The month with the lowest visibility is September (5mi).
Mount Jefferson, Ohio, USA
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