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 start of October signals a decrease in the average high-temperature, transitioning from a pleasant 72.5°F (22.5°C) in September to a comfortable 60.8°F (16°C). In October, in Williamsburg, Pennsylvania, the average low-temperature is a frosty 43.7°F (6.5°C).Humidity
The average relative humidity in October in Williamsburg, Pennsylvania, is 80%.Rainfall
In Williamsburg, Pennsylvania, during October, the rain falls for 13.9 days and regularly aggregates up to 2.64" (67mm) of precipitation. In Williamsburg, during the entire year, the rain falls for 176.5 days and collects up to 29.33" (745mm) of precipitation.Snowfall
Months with snowfall in Williamsburg, Pennsylvania, are January through May, October through December. October is the first month it typically snows in Williamsburg. 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
The average length of the day in October is 11h and 7min.On the first day of October in Williamsburg, 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 Williamsburg, Pennsylvania, the average sunshine in October 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 in Williamsburg. A UV Index estimate of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV radiation for ordinary individuals.Note: A daily maximum UV index of 2 in October translates into the following instructions:
Extended sunlight exposure does not pose significant problems for most people, except for children, infants, and people with fair skin who always need shielding. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration. Take to heart! Snow reflection can almost magnify the Sun's UV radiation twofold.
Frequently asked questions
What are October temperatures in Williamsburg?
What is the average humidity in October in Williamsburg?
How many days does it rain in October in Williamsburg?
When does it start to snow in Williamsburg?
What is the average length of the day in October in Williamsburg?
When is the sunrise / sunset in October in Williamsburg?
How long on average sun shines in October in Williamsburg?
What are the months with the lowest UV index in Williamsburg?
How high is the UV index in October in Williamsburg?
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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