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 sea temperature 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
Arrival of October comes with a reduction in the average high-temperature, falling from a pleasant 71.1°F (21.7°C) in September to a refreshing 58.5°F (14.7°C). An average low-temperature of 46.8°F (8.2°C) is noted during the month of October.Humidity
In October, the average relative humidity is 78%.Rainfall
In Rochester, during October, the rain falls for 17.8 days and regularly aggregates up to 2.83" (72mm) of precipitation. In Rochester, during the entire year, the rain falls for 172.4 days and collects up to 29.45" (748mm) of precipitation.Snowfall
January through May, October through December are months with snowfall. October is the first month it typically snows. Throughout October, in the average 0.9 snowfall days, it receives 0.24" (6mm) of snow. Throughout the year, there are 70.9 snowfall days, and 27.44" (697mm) of snow is accumulated.Ocean temperature
In Rochester, in October, the average water temperature is 57.9°F (14.4°C).Note: At temperatures below 50°F (10°C), swimming in a suitably protected swimsuit is feasible; otherwise, cold shock and loss of breathing control are imminent. Even a short swim, without thermal protection, at temperatures around 55.4°F (13°C) is not comfortable.
Daylight
In October, the average length of the day is 11h and 1min.On the first day of the month, sunrise is at 7:08 am and sunset at 6:51 pm. On the last day of October, sunrise is at 7:44 am and sunset at 6:03 pm EDT.
Sunshine
The average sunshine in October is 4.8h.UV index
In October, the average daily maximum UV index is 3. A UV Index of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV rays for the ordinary person.Note: An average maximum UV index of 3 in October leads to these recommendations:
Act with care - The suggestion to avoid sunburn is emphasized. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. A hat with a broad brim is indispensable, filtering out up to half of UV rays. Note this! The Sun's UV radiation can nearly be doubled by the reflection off snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in October?
What is the average humidity in October?
How many days does it rain in October?
When does it start snowing?
What is the ocean temperature in October?
How many hours of daylight does Rochester have in October?
When are sunrise and sunset in October?
How many hours of sunshine does Rochester have in October?
What is the UV index reading in October?
Average temperature in October
Rochester, NY
- Average high temperature in October: 58.5°F
The warmest month (with the highest average high temperature) is July (77.9°F).
The month with the lowest average high temperature is January (29.3°F).
- Average low temperature in October: 46.8°F
The month with the highest average low temperature is July (63°F).
The coldest month (with the lowest average low temperature) is January (19.8°F).
Average pressure in October
Rochester, 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 (29.92"Hg).
Average wind speed in October
Rochester, NY
- Average wind speed in October: 9.4mph
The windiest month (with the highest average wind speed) is January (11.6mph).
The calmest month (with the lowest average wind speed) is July (7mph).
Average humidity in October
Rochester, NY
- Average humidity in October: 78%
The months with the highest relative humidity are January and February (84%).
The months with the lowest relative humidity are August and September (76%).
Average rainfall in October
Rochester, NY
- Average rainfall in October: 2.83"
The wettest month (with the highest rainfall) is May (2.99").
The driest month (with the least rainfall) is September (1.85").
Average rainfall days in October
Rochester, NY
- Average rainfall days in October: 17.8 days
The month with the highest number of rainy days is August (18.7 days).
The month with the least rainy days is February (7.8 days).
Average snowfall in October
Rochester, NY
- Average snowfall in October: 0.24"
The month with the highest snowfall is February (7.01").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in October
Rochester, NY
- Average snowfall days in October: 0.9 days
The month with the highest number of snowfall days is January (17.6 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average sea temperature in October
Rochester, NY
- Average sea temperature in October: 57.9°F
The best month for swimming (with the highest average sea temperature) is August (73°F).
The coldest month (with the lowest average sea temperature) is March (35.8°F).
Average daylight in October /
Average sunshine in October
Rochester, 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 5min
The month with the most sunshine is July (Average sunshine: 10h and 36min).
The months with the least sunshine are January and February (Average sunshine: 2h and 42min).
Average sunshine days in October
Rochester, NY
- Average sunshine days in October: 10.3 days
The month with the most sunshine days is September (13.9 days).
The month with the least sunshine days is February (6.7 days).
Average UV index in October
Rochester, NY
- Average UV index in October: 3
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
Rochester, NY
- Average cloud cover in October: 49
The month with the most cloud cover is January (Cloud cover 74).
The month with the least cloud cover is August (Cloud cover 28).
Average visibility in October
Rochester, NY
- Average visibility in October: 6mi
The months with the highest visibility are March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January and February (5mi).
Rochester, New York, USA
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