October weather forecast and climate
Rochester, NY

Amazing High Falls in Rochester, New York, USA
Amazing High Falls in Rochester, New York, USA

Weather in October

October, the same as September, in Rochester, New York, is a moderate autumn month, with average temperature varying between 58.5°F (14.7°C) and 46.8°F (8.2°C).

Temperature

In Rochester, the average high-temperature decreases, from a pleasant 71.1°F (21.7°C) in September, to a moderate 58.5°F (14.7°C). The average low-temperature, in October, is 46.8°F (8.2°C).

Humidity

In Rochester, New York, the average relative humidity in October is 78%.

Rainfall

In Rochester, during 17.8 rainfall days, 2.83" (72mm) of precipitation is typically accumulated. In Rochester, New York, 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 in Rochester, New York. Throughout October, in the average 0.9 snowfall days, it receives 0.24" (6mm) of snow. In Rochester, during the entire year, snow falls for 70.9 days, and aggregates up to 27.44" (697mm) of snow.

Ocean temperature

In Rochester, the average water temperature is 57.9°F (14.4°C).
Note: Swimming in 57.9°F (14.4°C) is considered dangerous. Unprotected immersion in temperatures below 50°F (10°C) causes quickly maximum intensity cold shock with hyperventilation.

Daylight

The average length of the day in Rochester is 11h.

Sunshine

In October, the average sunshine in Rochester, New York, is 4.8h.

UV index

In Rochester, the average daily maximum UV index in October is 3. A UV Index of 3 to 5 symbolizes a moderate threat to health from the exposure to the Sun's UV radiation for ordinary individuals.
Note: In October, the average maximum UV index of 3 translate into the following recommendations:
Take precautions - Protection against sunburn is recommended. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
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FAQ

What is the average humidity in October in Rochester?

In Rochester, New York, the average relative humidity in October is 78%.

How many days does it rain in October in Rochester?

In Rochester, New York, in October, during 17.8 rainfall days, 2.83" (72mm) of precipitation is typically accumulated.

When does it start snowing in Rochester?

October is the first month it typically snows. Throughout October, in the average 0.9 snowfall days, it receives 0.24" (6mm) of snow.

What is the ocean temperature in October in Rochester?

In Rochester, the average seawater temperature in October is 57.9°F (14.4°C). Swimming in 57.9°F (14.4°C) is considered dangerous. Unprotected immersion in temperatures below 50°F (10°C) causes quickly maximum intensity cold shock with hyperventilation.

How many hours of daylight does Rochester have in October?

The average length of the day in October in Rochester, New York, is 11h.

How many hours of sunshine does Rochester have in October?

In October, the average sunshine in Rochester, New York, is 4.8h.

How high is the UV index in October in Rochester?

In Rochester, New York, the average daily maximum UV index in October is 3. A UV Index reading of 3 to 5 represents a medium health risk from the exposure to the Sun's UV radiation.

Average temperature in October
Rochester, NY

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).

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Average pressure in October
Rochester, NY

Average pressure in October - Rochester, NY
  • Average pressure in October: 30"

The month with the highest atmospheric pressure is November (30.09").
The month with the lowest atmospheric pressure is June (29.92").

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Average wind speed in October
Rochester, NY

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).

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Average humidity in October
Rochester, NY

Average humidity in October - Rochester, NY
  • Average humidity in October: 78%

Months with the highest relative humidity are January and February (84%).
Months with the lowest relative humidity are August and September (76%).

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Average rainfall in October
Rochester, NY

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").

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Average rainfall days in October
Rochester, NY

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).

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Average snowfall in October
Rochester, NY

Average snowfall in October - Rochester, NY
  • Average snowfall in October: 0.24"

The month with the highest snowfall is February (7.01").
Months with the least snowfall are June, July, August and September (0").

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Average snowfall days in October
Rochester, NY

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).
Months with the least snowfall days are June, July, August and September (0 days).

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Average sea temperature in October
Rochester, NY

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).

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Average daylight in October /
Average sunshine in October
Rochester, NY

Average daylight in October / Average sunshine in October - Rochester, NY
  • Average daylight in October: 11h

The month with the longest days is June (Average daylight: 15.3h).
The month with the shortest days is December (Average daylight: 9h).

  • Average sunshine in October: 4.8h

The month with the most sunshine is July (Average sunshine: 10.6h).
Months with the least sunshine are January and February (Average sunshine: 2.7).

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Average sunshine days in October
Rochester, NY

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).

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Average UV index in October
Rochester, NY

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).
Months with the lowest UV index are January and December (UV index 1).

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Average cloud cover in October
Rochester, NY

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).

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Average visibility in October
Rochester, NY

Average visibility in October - Rochester, NY
  • Average visibility in October: 6mi

Months with the highest visibility are March, April, May, June, July, August, September, October, November and December (6mi).
Months with the lowest visibility are January and February (5mi).

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