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
Port Jefferson Station's average high-temperature decreases in October, falling from an agreeable 72.3°F (22.4°C) in September to a comfortable 62.6°F (17°C). Port Jefferson Station's nocturnal readings in October exhibit minimal variation from the daytime temperatures, averaging at a still refreshing 55.4°F (13°C).Humidity
In October, the average relative humidity is 72%.Rainfall
In October, the rain falls for 13.1 days. Throughout October, 3.27" (83mm) of precipitation is accumulated. Throughout the year, there are 146.8 rainfall days, and 33.78" (858mm) of precipitation is accumulated.Snowfall
January through March, October through December are months with snowfall. October is the first month it typically snows in Port Jefferson Station, New York. Throughout October, in the average 0.1 snowfall days, it receives 0.2" (5mm) of snow. In Port Jefferson Station, during the entire year, snow falls for 12.6 days and aggregates up to 5.59" (142mm) of snow.Daylight
In Port Jefferson Station, the average length of the day in October is 11h and 6min.On the first day of October, sunrise is at 6:49 am and sunset at 6:33 pm. On the last day of the month, sunrise is at 7:22 am and sunset at 5:49 pm EDT.
Sunshine
The average sunshine in October is 5.9h.UV index
In Port Jefferson Station, the average daily maximum UV index in October is 4. A UV Index of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.Note: The maximum daily UV index, 4 in October, converts into the following recommendations:
Heed the precautions - It is counselled to guard against solar damage. Solar radiation peaks around mid-day, so it's wise to limit exposure to the Sun at this time. Tightly woven clothing, when worn loosely, shields effectively against the Sun. Remember! The Sun's UV radiation can be magnified almost twofold by the reflection of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average October temperature?
What is the average humidity in October?
How much does it rain in October?
When does it start snowing?
How many hours of daylight does Port Jefferson Station have in October?
What time are sunrise and sunset in October?
How many hours of sunshine does Port Jefferson Station have in October?
How high is the UV index in October?
Average temperature in October
Port Jefferson Station, NY
- Average high temperature in October: 62.6°F
The warmest month (with the highest average high temperature) is July (79.2°F).
The month with the lowest average high temperature is January (37.6°F).
- Average low temperature in October: 55.4°F
The months with the highest average low temperature are July and August (71.1°F).
The coldest month (with the lowest average low temperature) is January (29.1°F).
Average pressure in October
Port Jefferson Station, NY
- Average pressure in October: 30.01"Hg
The month with the highest atmospheric pressure is November (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in October
Port Jefferson Station, NY
- Average wind speed in October: 11.7mph
The windiest month (with the highest average wind speed) is January (12.9mph).
The calmest month (with the lowest average wind speed) is July (8.3mph).
Average humidity in October
Port Jefferson Station, NY
- Average humidity in October: 72%
The months with the highest relative humidity are May and June (77%).
The month with the lowest relative humidity is November (71%).
Average rainfall in October
Port Jefferson Station, NY
- Average rainfall in October: 3.27"
The wettest month (with the highest rainfall) is December (3.58").
The driest month (with the least rainfall) is January (2.05").
Average rainfall days in October
Port Jefferson Station, NY
- Average rainfall days in October: 13.1 days
The month with the highest number of rainy days is July (16.5 days).
The month with the least rainy days is January (6.8 days).
Average snowfall in October
Port Jefferson Station, NY
- Average snowfall in October: 0.2"
The month with the highest snowfall is March (2.13").
The months with the least snowfall are April, May, June, July, August and September (0").
Average snowfall days in October
Port Jefferson Station, NY
- Average snowfall days in October: 0.1 days
The month with the highest number of snowfall days is February (4.4 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in October /
Average sunshine in October
Port Jefferson Station, NY
- 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 18min).
- Average sunshine in October: 5h and 5min
The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).
Average sunshine days in October
Port Jefferson Station, NY
- Average sunshine days in October: 17 days
The month with the most sunshine days is November (20.5 days).
The month with the least sunshine days is July (13 days).
Average UV index in October
Port Jefferson Station, NY
- Average UV index in October: 4
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover in October
Port Jefferson Station, NY
- Average cloud cover in October: 41
The month with the most cloud cover is December (Cloud cover 49).
The month with the least cloud cover is August (Cloud cover 28).
Average visibility in October
Port Jefferson Station, NY
- Average visibility in October: 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).
Port Jefferson Station, New York, USA
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