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
In Williston, the lowest temperatures are generally noted in January, averaging a high of 30.7°F (-0.7°C) and a low of 19.9°F (-6.7°C).Humidity
In Williston, the average relative humidity in January is 83%.Rainfall
In January, in Williston, the rain falls for 5.3 days. Throughout January, 0.91" (23mm) of precipitation is accumulated. Throughout the year, in Williston, there are 136.8 rainfall days, and 16.14" (410mm) of precipitation is accumulated.Snowfall
Months with snowfall in Williston are January through April, October through December. In January, in Williston, it is snowing for 10.6 days. Throughout January, 1.42" (36mm) of snow is accumulated. In Williston, Ohio, during the entire year, snow falls for 39.7 days and aggregates up to 6.97" (177mm) of snow.Daylight
The average length of the day in January in Williston is 9h and 34min.On the first day of January, sunrise is at 8:00 am and sunset at 5:13 pm. On the last day of the month, sunrise is at 7:46 am and sunset at 5:47 pm EST.
Sunshine
With an average of 3.2h of sunshine, January has the least sunshine of the year.UV index
The average daily maximum UV index in January in Williston is 2. A UV Index reading of 2, and below, represents a minimal health hazard from unprotected exposure to Sun's UV rays for average individuals.Note: The maximum daily UV index of 2 in January converts into the following recommendations:
Most individuals face no significant issues with extended sun exposure, but it is always essential to protect children, babies, and those with sensitive skin. The Sun's UV radiation is especially harmful around midday, so reduce exposure and stay safe. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes. Be alert! Nearly double the UV rays from the Sun can be reflected by snow.
Frequently asked questions
What is the coldest time of year in Williston?
How cold is it in Williston in January?
What is the average humidity in January in Williston?
How much does it rain in Williston in January?
How many days does it snow in January in Williston?
What is the average length of the day in January in Williston?
What time are sunrise and sunset in January in Williston?
What is the month with the least sunshine in Williston?
How many hours of sunshine does Williston have in January?
What is the UV index reading in January in Williston?
Average temperature in January
Williston, OH
- Average high temperature in January: 30.7°F
The warmest month (with the highest average high temperature) is July (79.9°F).
The month with the lowest average high temperature is January (30.7°F).
- Average low temperature in January: 19.9°F
The month with the highest average low temperature is July (64.8°F).
The coldest month (with the lowest average low temperature) is January (19.9°F).
Average pressure in January
Williston, OH
- Average pressure in January: 30.1"Hg
The month with the highest atmospheric pressure is November (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in January
Williston, OH
- Average wind speed in January: 10.9mph
The windiest month (with the highest average wind speed) is January (10.9mph).
The calmest month (with the lowest average wind speed) is July (6.5mph).
Average humidity in January
Williston, OH
- Average humidity in January: 83%
The month with the highest relative humidity is February (84%).
The month with the lowest relative humidity is October (74%).
Average rainfall in January
Williston, OH
- Average rainfall in January: 0.91"
The wettest months (with the highest rainfall) are June and July (1.97").
The driest month (with the least rainfall) is February (0.79").
Average rainfall days in January
Williston, OH
- Average rainfall days in January: 5.3 days
The month with the highest number of rainy days is May (16.3 days).
The month with the least rainy days is January (5.3 days).
Average snowfall in January
Williston, OH
- Average snowfall in January: 1.42"
The month with the highest snowfall is February (1.97").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in January
Williston, OH
- Average snowfall days in January: 10.6 days
The month with the highest number of snowfall days is January (10.6 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Williston, 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 12min).
- Average sunshine in January: 3h and 1min
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 12min).
Average sunshine days in January
Williston, OH
- Average sunshine days in January: 15.8 days
The month with the most sunshine days is November (17.5 days).
The month with the least sunshine days is June (12.2 days).
Average UV index in January
Williston, 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
Williston, OH
- Average cloud cover in January: 66
The month with the most cloud cover is January (Cloud cover 66).
The months with the least cloud cover are July and August (Cloud cover 30).
Average visibility in January
Williston, 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).
Williston, Ohio, USA
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