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
Williamsport, Ohio, experiences its lowest average temperatures in January, reaching a peak of 34.9°F (1.6°C) and a minimum of 22.3°F (-5.4°C).Humidity
The months with the highest humidity are January and February, with an average relative humidity of 82%.Rainfall
In Williamsport, in January, it is raining for 9.7 days, with typically 2.28" (58mm) of accumulated precipitation. Throughout the year, there are 168.9 rainfall days, and 32.4" (823mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through April, October through December. The months with the most snowfall are January and February, with an average 3.43" (87mm) of accumulated snow.Daylight
In January, the average length of the day in Williamsport is 9h and 45min.On the first day of the month, sunrise is at 7:52 am and sunset at 5:18 pm. On the last day of January, in Williamsport, sunrise is at 7:41 am and sunset at 5:50 pm EST.
Sunshine
With an average of 3.7h of sunshine, January has the least sunshine of the year in Williamsport.UV index
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index value of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV rays for average individuals.Note: The UV index of 2 in January translates into these instructions:
Apart from children, who require continuous protection, most can endure sun exposure for up to an hour without experiencing burns. The most potent solar radiation is around mid-day, so one should minimize exposure to direct sunlight during this period. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection. Be aware! The intensity of the Sun's UV radiation can be amplified nearly twice due to snow reflection.
Frequently asked questions
What is the coldest time of year in Williamsport?
How cold is January in Williamsport?
What are the most humid months in Williamsport?
What is the average humidity in January in Williamsport?
How many days does it rain in January in Williamsport?
What is the snowiest month in Williamsport?
How much does it snow in Williamsport in January?
How many hours of daylight does Williamsport have in January?
When are sunrise and sunset in January in Williamsport?
What is the month with the least sunshine in Williamsport?
How many hours of sunshine does Williamsport have in January?
What is the month with the lowest UV index in Williamsport?
How high is the UV index in January in Williamsport?
Average temperature in January
Williamsport, OH
- Average high temperature in January: 34.9°F
The warmest month (with the highest average high temperature) is July (82.8°F).
The month with the lowest average high temperature is January (34.9°F).
- Average low temperature in January: 22.3°F
The month with the highest average low temperature is July (64.2°F).
The coldest month (with the lowest average low temperature) is January (22.3°F).
Average pressure in January
Williamsport, 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
Williamsport, OH
- Average wind speed in January: 8.9mph
The windiest month (with the highest average wind speed) is January (8.9mph).
The calmest months (with the lowest average wind speed) are July and August (5.2mph).
Average humidity in January
Williamsport, 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 October and November (75%).
Average rainfall in January
Williamsport, OH
- Average rainfall in January: 2.28"
The wettest month (with the highest rainfall) is May (3.74").
The driest month (with the least rainfall) is September (1.93").
Average rainfall days in January
Williamsport, OH
- Average rainfall days in January: 9.7 days
The month with the highest number of rainy days is May (18.8 days).
The month with the least rainy days is January (9.7 days).
Average snowfall in January
Williamsport, OH
- Average snowfall in January: 3.43"
The months with the highest snowfall are January and February (3.43").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in January
Williamsport, OH
- Average snowfall days in January: 11.9 days
The month with the highest number of snowfall days is January (11.9 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Williamsport, 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 24min).
- Average sunshine in January: 3h and 4min
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 42min).
Average sunshine days in January
Williamsport, OH
- Average sunshine days in January: 11.9 days
The month with the most sunshine days is November (17.3 days).
The month with the least sunshine days is May (9.2 days).
Average UV index in January
Williamsport, 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
Williamsport, OH
- Average cloud cover in January: 61
The month with the most cloud cover is January (Cloud cover 61).
The month with the least cloud cover is August (Cloud cover 28).
Average visibility in January
Williamsport, 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).
Williamsport, Ohio, USA
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