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 Williamsburg, the lowest average temperatures are observed in January, with a high of 55.9°F (13.3°C) and a low of 39°F (3.9°C).Humidity
The average relative humidity in January is 77%.Rainfall
In January, the rain falls for 11.6 days. Throughout January, 2.91" (74mm) of precipitation is accumulated. In Williamsburg, during the entire year, the rain falls for 168 days and collects up to 34.17" (868mm) of precipitation.Snowfall
Months with snowfall are January through March and December. January is the month with the most snowfall. Snow falls for 0.3 days and accumulates 0.24" (6mm) of snow.Daylight
In Williamsburg, the average length of the day in January is 10h and 22min.On the first day of January in Williamsburg, sunrise is at 6:57 am and sunset at 5:05 pm. On the last day of the month, sunrise is at 6:51 am and sunset at 5:31 pm CST.
Sunshine
In January, the average sunshine is 5.4h.UV index
January and December, with an average maximum UV index of 3, are months with the lowest UV index in Williamsburg. A UV Index estimate of 3 to 5 represents a moderate threat to health from unsafe exposure to UV radiation for the average person.Note: The daily high UV index of 3 during January translates into the following recommendations:
Take necessary precautions - Suggestions to elude sunburn are provided. Direct exposure to the Sun during its peak hours around mid-day should be minimized for safety. A hat with a broad brim is indispensable, filtering out up to half of UV rays. Forewarned is forearmed! The Sun's UV radiation can be almost doubled in intensity by snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What time of the year is the coldest?
What is the average January temperature?
What is the average humidity in January?
How much does it rain in January?
What is the snowiest month?
How much does it snow in January?
What is the average length of the day in January?
When is the sunrise / sunset in January in Williamsburg?
How many hours of sunshine does Williamsburg have in January?
What are the months with the lowest UV index?
What is the UV index reading in January?
Average temperature in January
Williamsburg, MS
- Average high temperature in January: 55.9°F
The warmest month (with the highest average high temperature) is August (91.4°F).
The month with the lowest average high temperature is January (55.9°F).
- Average low temperature in January: 39°F
The month with the highest average low temperature is July (72.1°F).
The coldest month (with the lowest average low temperature) is January (39°F).
Average pressure in January
Williamsburg, MS
- Average pressure in January: 30.17"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The months with the lowest atmospheric pressure are June and August (29.97"Hg).
Average wind speed in January
Williamsburg, MS
- Average wind speed in January: 7.3mph
The windiest months (with the highest average wind speed) are January, February and April (7.3mph).
The calmest months (with the lowest average wind speed) are July and August (4.7mph).
Average humidity in January
Williamsburg, MS
- Average humidity in January: 77%
The month with the highest relative humidity is December (82%).
The month with the lowest relative humidity is October (71%).
Average rainfall in January
Williamsburg, MS
- Average rainfall in January: 2.91"
The wettest month (with the highest rainfall) is December (3.74").
The driest month (with the least rainfall) is November (2.01").
Average rainfall days in January
Williamsburg, MS
- Average rainfall days in January: 11.6 days
The month with the highest number of rainy days is August (20.3 days).
The month with the least rainy days is November (8.7 days).
Average snowfall in January
Williamsburg, MS
- Average snowfall in January: 0.24"
The month with the highest snowfall is January (0.24").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").
Average snowfall days in January
Williamsburg, MS
- Average snowfall days in January: 0.3 days
The months with the highest number of snowfall days are January and February (0.3 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).
Average daylight in January /
Average sunshine in January
Williamsburg, MS
- Average daylight in January: 10h and 2min
The month with the longest days is June (Average daylight: 14h and 12min).
The month with the shortest days is December (Average daylight: 10h and 6min).
- Average sunshine in January: 5h and 2min
The month with the most sunshine is June (Average sunshine: 10h and 30min).
The months with the least sunshine are February and December (Average sunshine: 4h and 54min).
Average sunshine days in January
Williamsburg, MS
- Average sunshine days in January: 17.2 days
The month with the most sunshine days is October (19.9 days).
The month with the least sunshine days is August (9 days).
Average UV index in January
Williamsburg, MS
- Average UV index in January: 3
The months with the highest UV index are June and July (UV index 7).
The months with the lowest UV index are January and December (UV index 3).
Average cloud cover in January
Williamsburg, MS
- Average cloud cover in January: 42
The months with the most cloud cover are February and December (Cloud cover 49).
The month with the least cloud cover is October (Cloud cover 29).
Average visibility in January
Williamsburg, MS
- Average visibility in January: 6mi
The months with the highest visibility are January, February, March, April, June, October, November and December (6mi).
The months with the lowest visibility are May, July, August and September (5mi).
Williamsburg, Mississippi, USA
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