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 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
The month of January sees the lowest average temperatures, reaching 68.5°F (20.3°C) at the peak and 51.3°F (10.7°C) at the low.Humidity
In January, the average relative humidity is 72%.Rainfall
In Williamsburg, in January, it is raining for 4.8 days, with typically 0.24" (6mm) of accumulated precipitation. Throughout the year, there are 126.6 rainfall days, and 9.06" (230mm) of precipitation is accumulated.Daylight
In January, the average length of the day is 10h and 35min.On the first day of the month, sunrise is at 7:17 am and sunset at 5:40 pm. On the last day of January, sunrise is at 7:14 am and sunset at 6:04 pm EST.
Sunshine
The average sunshine in January is 6.2h.UV index
January is the month with the lowest UV index in Williamsburg, with an average maximum UV index of 4. A UV Index estimate of 3 to 5 represents a medium vulnerability from unsafe exposure to UV radiation for the average person.Note: A typical high UV index of 4 in January suggests the following recommendations:
Exercise prevention - Precautions against solar damage are endorsed. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage.
Frequently asked questions
What month is the coldest in Williamsburg?
What is the temperature in January in Williamsburg?
What is the average humidity in January in Williamsburg?
How much does it rain in Williamsburg in January?
How many hours of daylight does Williamsburg have in January?
When is the sunrise / sunset in January in Williamsburg?
How long on average sun shines in January in Williamsburg?
When is the lowest UV index in Williamsburg?
What is the UV index intensity in January in Williamsburg?
Average temperature in January
Williamsburg, FL
- Average high temperature in January: 68.5°F
The warmest month (with the highest average high temperature) is August (91°F).
The month with the lowest average high temperature is January (68.5°F).
- Average low temperature in January: 51.3°F
The month with the highest average low temperature is August (76.8°F).
The coldest month (with the lowest average low temperature) is January (51.3°F).
Average pressure in January
Williamsburg, FL
- Average pressure in January: 30.14"Hg
The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is September (29.97"Hg).
Average wind speed in January
Williamsburg, FL
- Average wind speed in January: 6.6mph
The windiest month (with the highest average wind speed) is April (6.7mph).
The calmest month (with the lowest average wind speed) is July (4.8mph).
Average humidity in January
Williamsburg, FL
- Average humidity in January: 72%
The month with the highest relative humidity is September (77%).
The month with the lowest relative humidity is March (70%).
Average rainfall in January
Williamsburg, FL
- Average rainfall in January: 0.24"
The wettest month (with the highest rainfall) is August (1.54").
The driest month (with the least rainfall) is March (0.2").
Average rainfall days in January
Williamsburg, FL
- Average rainfall days in January: 4.8 days
The month with the highest number of rainy days is July (19 days).
The month with the least rainy days is January (4.8 days).
Average daylight in January /
Average sunshine in January
Williamsburg, FL
- Average daylight in January: 10h and 4min
The month with the longest days is June (Average daylight: 13h and 54min).
The month with the shortest days is December (Average daylight: 10h and 24min).
- Average sunshine in January: 6h and 1min
The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is December (Average sunshine: 6h and 0min).
Average sunshine days in January
Williamsburg, FL
- Average sunshine days in January: 24.8 days
The month with the most sunshine days is January (24.8 days).
The month with the least sunshine days is July (6.6 days).
Average UV index in January
Williamsburg, FL
- Average UV index in January: 4
The months with the highest UV index are May, June, July, August and September (UV index 7).
The month with the lowest UV index is January (UV index 4).
Average cloud cover in January
Williamsburg, FL
- Average cloud cover in January: 37
The month with the most cloud cover is February (Cloud cover 38).
The months with the least cloud cover are May and October (Cloud cover 30).
Average visibility in January
Williamsburg, FL
- 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).
Williamsburg, Florida, USA
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