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
Jamestown's progression into October includes a drop in the average high-temperature, from a pleasant 72.7°F (22.6°C) in September to a refreshing 59.7°F (15.4°C). An average nighttime temperature of 43.9°F (6.6°C) is noted during the month of October.Humidity
In Jamestown, the average relative humidity in October is 83%.Rainfall
The month with the most rainfall is October, when the rain falls for 16.7 days and typically aggregates up to 2.52" (64mm) of precipitation.Snowfall
Months with snowfall in Jamestown are January through May, October through December. October is the first month it typically snows in Jamestown. Throughout October, in the average 0.7 snowfall days, it receives 0.16" (4mm) of snow. Throughout the year, there are 79.6 snowfall days, and 25" (635mm) of snow is accumulated.Daylight
The average length of the day in October in Jamestown is 11h and 5min.On the first day of the month, sunrise is at 7:19 am and sunset at 7:03 pm. On the last day of October, in Jamestown, sunrise is at 7:53 am and sunset at 6:17 pm EDT.
Sunshine
In Jamestown, the average sunshine in October is 4.8h.UV index
The average daily maximum UV index in October is 2. A UV Index reading of 2, and below, represents a low threat to health from unprotected exposure to Sun's UV rays for the ordinary person.Note: The UV index of 2 during October leads to these advisories:
Infants, children, and people with sensitive skin should always have protection against lengthy periods of sun exposure. Direct exposure to the Sun during its peak hours around mid-day should be minimized for safety. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage. Bear in mind! The Sun's UV radiation can nearly double in intensity due to the reflective quality of snow.
Frequently asked questions
What are October temperatures in Jamestown?
What is the average humidity in October in Jamestown?
What is the wettest month in Jamestown?
How much does it rain in Jamestown in October?
When does it start snowing in Jamestown?
What is the average length of the day in October in Jamestown?
What time are sunrise and sunset in October in Jamestown?
How many hours of sunshine does Jamestown have in October?
What is the UV index reading in October in Jamestown?
Average temperature in October
Jamestown, PA
- Average high temperature in October: 59.7°F
The warmest month (with the highest average high temperature) is July (80.8°F).
The month with the lowest average high temperature is January (30.6°F).
- Average low temperature in October: 43.9°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 (18.1°F).
Average pressure in October
Jamestown, PA
- Average pressure in October: 30.02"Hg
The month with the highest atmospheric pressure is November (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in October
Jamestown, PA
- Average wind speed in October: 6.7mph
The windiest month (with the highest average wind speed) is January (8.1mph).
The calmest month (with the lowest average wind speed) is July (5.1mph).
Average humidity in October
Jamestown, PA
- Average humidity in October: 83%
The month with the highest relative humidity is February (89%).
The months with the lowest relative humidity are May, June and July (79%).
Average rainfall in October
Jamestown, PA
- Average rainfall in October: 2.52"
The wettest month (with the highest rainfall) is October (2.52").
The driest month (with the least rainfall) is September (1.57").
Average rainfall days in October
Jamestown, PA
- Average rainfall days in October: 16.7 days
The month with the highest number of rainy days is May (17.6 days).
The month with the least rainy days is January (8 days).
Average snowfall in October
Jamestown, PA
- Average snowfall in October: 0.16"
The month with the highest snowfall is January (6.38").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in October
Jamestown, PA
- Average snowfall days in October: 0.7 days
The month with the highest number of snowfall days is January (19.9 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in October /
Average sunshine in October
Jamestown, PA
- Average daylight in October: 11h and 1min
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 October: 4h and 5min
The months with the most sunshine are July and August (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 2h and 24min).
Average sunshine days in October
Jamestown, PA
- Average sunshine days in October: 11.8 days
The month with the most sunshine days is August (12.6 days).
The month with the least sunshine days is February (6.3 days).
Average UV index in October
Jamestown, PA
- Average UV index in October: 2
The month with the highest UV index is July (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in October
Jamestown, PA
- Average cloud cover in October: 52
The month with the most cloud cover is January (Cloud cover 76).
The month with the least cloud cover is August (Cloud cover 36).
Average visibility in October
Jamestown, PA
- Average visibility in October: 5mi
The months with the highest visibility are March, April, May, June, July, August, September, October and November (5mi).
The months with the lowest visibility are January, February and December (4mi).
Jamestown, Pennsylvania, USA
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