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
October weather is marked by a drop in the average high-temperature, falling from an agreeable 71.6°F (22°C) in September to a refreshing 57.9°F (14.4°C). During October, Williston records an average temperature of 44.4°F (6.9°C) at night.Humidity
The average relative humidity in October is 79%.Rainfall
In Williston, in October, it is raining for 17 days, with typically 2.01" (51mm) of accumulated precipitation. Throughout the year, there are 161.8 rainfall days, and 21.93" (557mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall. October is the first month it typically snows. Throughout October, in the average 0.8 snowfall days, it receives 0.24" (6mm) of snow. In Williston, New York, during the entire year, snow falls for 78.6 days and aggregates up to 25.24" (641mm) of snow.Daylight
In Williston, the average length of the day in October is 11h and 2min.On the first day of October, sunrise is at 7:12 am and sunset at 6:54 pm. On the last day of the month, sunrise is at 7:47 am and sunset at 6:07 pm EDT.
Sunshine
In Williston, the average sunshine in October is 4.4h.UV index
The average daily maximum UV index in October in Williston, New York, is 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability from unprotected exposure to Sun's UV rays for the average person.Note: The daily high UV index of 2 in October translates into this advice:
Infants, children, and people with sensitive skin should always have protection against lengthy periods of sun exposure. For health reasons, it's advisable to reduce direct sun exposure during peak hours around midday. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes. Mind this! Nearly twice the UV radiation from the Sun can be reflected by the snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are October temperatures in Williston?
What is the average humidity in October?
How many days does it rain in October?
When does it start to snow in Williston?
What is the average length of the day in October?
When is the sunrise / sunset in October?
How many hours of sunshine does Williston have in October?
How high is the UV index in October?
Average temperature in October
Williston, NY
- Average high temperature in October: 57.9°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 (28.9°F).
- Average low temperature in October: 44.4°F
The month with the highest average low temperature is July (61°F).
The coldest month (with the lowest average low temperature) is January (18.1°F).
Average pressure in October
Williston, NY
- Average pressure in October: 30"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
Williston, NY
- Average wind speed in October: 8.1mph
The windiest month (with the highest average wind speed) is January (10.3mph).
The calmest month (with the lowest average wind speed) is July (6.4mph).
Average humidity in October
Williston, NY
- Average humidity in October: 79%
The months with the highest relative humidity are January and February (87%).
The months with the lowest relative humidity are May, July and August (77%).
Average rainfall in October
Williston, NY
- Average rainfall in October: 2.01"
The wettest month (with the highest rainfall) is May (2.44").
The driest month (with the least rainfall) is September (1.34").
Average rainfall days in October
Williston, NY
- Average rainfall days in October: 17 days
The month with the highest number of rainy days is July (18 days).
The month with the least rainy days is February (6.8 days).
Average snowfall in October
Williston, NY
- Average snowfall in October: 0.24"
The month with the highest snowfall is February (6.61").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in October
Williston, NY
- Average snowfall days in October: 0.8 days
The month with the highest number of snowfall days is January (19 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in October /
Average sunshine in October
Williston, NY
- Average daylight in October: 11h and 0min
The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).
- Average sunshine in October: 4h and 2min
The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 2h and 18min).
Average sunshine days in October
Williston, NY
- Average sunshine days in October: 11.3 days
The month with the most sunshine days is June (13.4 days).
The month with the least sunshine days is February (6.7 days).
Average UV index in October
Williston, NY
- Average UV index in October: 2
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in October
Williston, NY
- Average cloud cover in October: 53
The month with the most cloud cover is January (Cloud cover 78).
The month with the least cloud cover is August (Cloud cover 32).
Average visibility in October
Williston, NY
- Average visibility in October: 6mi
The months with the highest visibility are April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, February, March and December (5mi).
Williston, New York, USA
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