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 arrival of October corresponds with a temperature reduction, down from September's agreeable 69.6°F (20.9°C) to a mild 56.7°F (13.7°C). During the month of October, the nighttime temperature falls to an average of 41.2°F (5.1°C).Humidity
In Portville, the average relative humidity in October is 84%.Rainfall
In Portville, in October, during 17.5 rainfall days, 3.03" (77mm) of precipitation is typically accumulated. Throughout the year, in Portville, there are 168.9 rainfall days, and 30" (762mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall. October is the first month it typically snows in Portville. Throughout October, in the average 2.4 snowfall days, it receives 0.87" (22mm) of snow. Throughout the year, in Portville, there are 92.6 snowfall days, and 43.58" (1107mm) of snow is accumulated.Daylight
In October, the average length of the day in Portville, New York, is 11h and 4min.On the first day of October, sunrise is at 7:11 am and sunset at 6:54 pm. On the last day of the month, sunrise is at 7:45 am and sunset at 6:08 pm EDT.
Sunshine
In October, the average sunshine in Portville is 4.4h.UV index
In October, the average daily maximum UV index in Portville is 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV radiation for the ordinary person.Note: The maximum daily UV index of 2 in October interprets into the following recommendations:
Extended exposure to the sun should always be avoided by children, infants, and those with sensitive skin. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance. Take precaution! The reflection from snow can almost double the UV radiation of the Sun.
Frequently asked questions
What is the temperature in October in Portville?
What is the average humidity in October in Portville?
How much does it rain in Portville in October?
When does it start to snow in Portville?
How many hours of daylight does Portville have in October?
When are sunrise and sunset in October in Portville?
How many hours of sunshine does Portville have in October?
How high is the UV index in October in Portville?
Average temperature in October
Portville, NY
- Average high temperature in October: 56.7°F
The warmest month (with the highest average high temperature) is July (78.4°F).
The month with the lowest average high temperature is January (27.9°F).
- Average low temperature in October: 41.2°F
The month with the highest average low temperature is July (55.9°F).
The coldest month (with the lowest average low temperature) is January (15.8°F).
Average pressure in October
Portville, NY
- 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
Portville, NY
- Average wind speed in October: 7.5mph
The windiest month (with the highest average wind speed) is January (9.7mph).
The calmest month (with the lowest average wind speed) is August (5.8mph).
Average humidity in October
Portville, NY
- Average humidity in October: 84%
The months with the highest relative humidity are January and February (89%).
The months with the lowest relative humidity are May, June and July (79%).
Average rainfall in October
Portville, NY
- Average rainfall in October: 3.03"
The wettest month (with the highest rainfall) is April (3.35").
The driest month (with the least rainfall) is September (1.93").
Average rainfall days in October
Portville, NY
- Average rainfall days in October: 17.5 days
The month with the highest number of rainy days is May (18.7 days).
The month with the least rainy days is January (6.8 days).
Average snowfall in October
Portville, NY
- Average snowfall in October: 0.87"
The month with the highest snowfall is February (10.63").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in October
Portville, NY
- Average snowfall days in October: 2.4 days
The month with the highest number of snowfall days is January (20.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in October /
Average sunshine in October
Portville, NY
- Average daylight in October: 11h and 1min
The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in October: 4h and 2min
The month with the most sunshine is July (Average sunshine: 9h and 24min).
The month with the least sunshine is January (Average sunshine: 2h and 18min).
Average sunshine days in October
Portville, NY
- Average sunshine days in October: 10.7 days
The month with the most sunshine days is September (12.4 days).
The month with the least sunshine days is February (5.9 days).
Average UV index in October
Portville, NY
- Average UV index in October: 2
The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January, February and December (UV index 1).
Average cloud cover in October
Portville, NY
- Average cloud cover in October: 59
The month with the most cloud cover is January (Cloud cover 79).
The months with the least cloud cover are July and August (Cloud cover 43).
Average visibility in October
Portville, NY
- Average visibility in October: 5mi
The months with the highest visibility are March, April, May, June, July, October and November (5mi).
The months with the lowest visibility are January, February, August, September and December (4mi).
Portville, New York, USA
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