Contents
- Weather in October
- Frequently asked questions
- Average temperature in October
- Average pressure in October
- Average wind speed in October
- Average humidity in October
- Average rainfall in October
- Average rainfall days in October
- Average snowfall in October
- Average snowfall days in October
- Average daylight in October
- Average sunshine in October
- Average sunshine days in October
- Average UV index in October
- Average cloud cover in October
- Average visibility in October
Weather in October
Temperature
The transition into October involves a decrease in the average high-temperature, falling from an agreeable 72.5°F (22.5°C) in September to a refreshing 60.8°F (16°C). In Williamsburg, an average low-temperature of 43.7°F (6.5°C) is recorded during October nights.Humidity
In Williamsburg, the average relative humidity in October is 80%.Rainfall
In October, the rain falls for 13.9 days. Throughout October, 2.64" (67mm) of precipitation is accumulated. In Williamsburg, during the entire year, the rain falls for 176.5 days and collects up to 29.33" (745mm) of precipitation.Snowfall
January through May, October through December are months with snowfall. October is the first month it typically snows. Throughout October, in the average 0.5 snowfall days, it receives 0.47" (12mm) of snow. Throughout the year, there are 51.3 snowfall days, and 20.87" (530mm) of snow is accumulated.Daylight
In Williamsburg, the average length of the day in October is 11h and 7min.On the first day of October, sunrise is at 7:09 am and sunset at 6:54 pm. On the last day of the month, sunrise is at 7:42 am and sunset at 6:10 pm EDT.
Sunshine
In October, the average sunshine is 5.3h.UV index
January through March, October through December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index estimate of 2, and below, represents a minimal health vulnerability from unsafe exposure to UV radiation for ordinary individuals.Note: In October, a regular UV index of 2 translates into these guidelines:
Prolonged sun exposure should always be prevented in babies, children, and those with sensitive skin. When the Sun is at its strongest around midday, find shade and limit exposure. Stay sun-safe with clothing that is both closely woven and worn loosely. Forewarned is forearmed! The Sun's UV radiation can be almost doubled in intensity by snow reflection.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are October temperatures?
What is the average humidity in October?
How many days does it rain in October?
When does it start to snow?
How many hours of daylight does Williamsburg have in October?
What time are sunrise and sunset in October?
How many hours of sunshine does Williamsburg have in October?
When is the lowest UV index?
What is the UV index reading in October?
Average temperature in October
Williamsburg, PA
- Average high temperature in October: 60.8°F
The warmest month (with the highest average high temperature) is July (82°F).
The month with the lowest average high temperature is January (31.8°F).
- Average low temperature in October: 43.7°F
The month with the highest average low temperature is July (59.5°F).
The coldest month (with the lowest average low temperature) is January (19.6°F).
Average pressure in October
Williamsburg, PA
- Average pressure in October: 30.04"Hg
The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).
Average wind speed in October
Williamsburg, PA
- Average wind speed in October: 6.6mph
The windiest month (with the highest average wind speed) is January (8.6mph).
The calmest month (with the lowest average wind speed) is August (4.7mph).
Average humidity in October
Williamsburg, PA
- Average humidity in October: 80%
The month with the highest relative humidity is February (83%).
The month with the lowest relative humidity is July (76%).
Average rainfall in October
Williamsburg, PA
- Average rainfall in October: 2.64"
The wettest month (with the highest rainfall) is May (3.15").
The driest month (with the least rainfall) is November (1.81").
Average rainfall days in October
Williamsburg, PA
- Average rainfall days in October: 13.9 days
The month with the highest number of rainy days is May (19.3 days).
The months with the least rainy days are February and November (10.8 days).
Average snowfall in October
Williamsburg, PA
- Average snowfall in October: 0.47"
The month with the highest snowfall is January (5.83").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in October
Williamsburg, PA
- Average snowfall days in October: 0.5 days
The month with the highest number of snowfall days is January (14.9 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in October /
Average sunshine in October
Williamsburg, PA
- Average daylight in October: 11h and 1min
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 18min).
- Average sunshine in October: 5h and 2min
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 48min).
Average sunshine days in October
Williamsburg, PA
- Average sunshine days in October: 14.2 days
The month with the most sunshine days is November (15.5 days).
The month with the least sunshine days is May (9.3 days).
Average UV index in October
Williamsburg, PA
- Average UV index in October: 2
The month with the highest UV index is June (UV index 6).
The months with the lowest UV index are January, February, March, October, November and December (UV index 2).
Average cloud cover in October
Williamsburg, PA
- Average cloud cover in October: 47
The month with the most cloud cover is January (Cloud cover 61).
The month with the least cloud cover is July (Cloud cover 35).
Average visibility in October
Williamsburg, PA
- Average visibility in October: 5mi
The month with the highest visibility is April (6mi).
The months with the lowest visibility are January, February, March, May, June, July, August, September, October, November and December (5mi).
Williamsburg, Pennsylvania, USA
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