October weather forecast
Harriman, NY

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Weather in October

October, the same as September, is another refreshing autumn month in Harriman, New York, with an average temperature ranging between max 61.5°F (16.4°C) and min 45.5°F (7.5°C).

Temperature

With October's onset, the weather shows a temperature decrease, transitioning from a moderately hot 74.1°F (23.4°C) in September to a refreshing 61.5°F (16.4°C). In Harriman, October's nights observe an average temperature dip to a chilly 45.5°F (7.5°C).

Humidity

The average relative humidity in October is 80%.

Rainfall

In Harriman, in October, during 11.6 rainfall days, 2.48" (63mm) of precipitation is typically accumulated. Throughout the year, in Harriman, there are 141.2 rainfall days, and 25" (635mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through May, October through December. October is the first month it typically snows in Harriman. Throughout October, in the average 0.5 snowfall days, it receives 0.47" (12mm) of snow. Throughout the year, in Harriman, there are 28.3 snowfall days, and 17.68" (449mm) of snow is accumulated.

Daylight

In Harriman, the average length of the day in October is 11h and 5min.
On the first day of October, sunrise is at 6:54 am and sunset at 6:37 pm. On the last day of the month, sunrise is at 7:27 am and sunset at 5:52 pm EDT.

Sunshine

The average sunshine in October is 5.6h.

UV index

The average daily maximum UV index in October is 3. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to Sun's UV rays for average individuals.
Note: The UV index of 3 during October leads to these advisories:
Make use of precautions - Suggestions to resist sunburn are communicated. The Sun's UV radiation is especially harmful around midday, so reduce exposure and stay safe. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Observe! Snow reflection can nearly intensify the Sun's UV radiation twofold.
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Frequently asked questions

What is the average October temperature in Harriman?

In October, in Harriman, the average high-temperature is 61.5°F (16.4°C), and the average low-temperature is 45.5°F (7.5°C). In August, the average heat index (a.k.a. 'apparent temperature', 'feels like'), which combines air temperature and relative humidity, is calculated to be 86°F (30°C).

What is the average humidity in October in Harriman?

In October, the average relative humidity in Harriman, New York, is 80%.

How many days does it rain in October in Harriman?

In October, in Harriman, New York, the rain falls for 11.6 days. Throughout October, 2.48" (63mm) of precipitation is accumulated.

When does it start to snow in Harriman?

October is the first month it typically snows in Harriman, New York. Throughout October, in the average 0.5 snowfall days, it receives 0.47" (12mm) of snow.

What is the average length of the day in October in Harriman?

The average day length in October in Harriman is 11h and 5min.

When is the sunrise / sunset in October in Harriman?

On the first day of October in Harriman, New York, sunrise is at 6:54 am and sunset at 6:37 pm. On the last day of the month, sunrise is at 7:27 am and sunset at 5:52 pm EDT.

How many hours of sunshine does Harriman have in October?

In October, the average sunshine duration in Harriman is 5.6h.

What is the UV index reading in October in Harriman?

In October, the average daily maximum UV index is 3. A UV Index reading of 3 to 5 represents a medium hazard to health from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in October
Harriman, NY

Average temperature in October - Harriman, NY
  • Average high temperature in October: 61.5°F

The warmest month (with the highest average high temperature) is July (83.1°F).
The month with the lowest average high temperature is January (33.3°F).

  • Average low temperature in October: 45.5°F

The month with the highest average low temperature is July (62.6°F).
The coldest month (with the lowest average low temperature) is January (20.7°F).

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Average pressure in October
Harriman, NY

Average pressure in October - Harriman, NY
  • Average pressure in October: 30.02"Hg

The month with the highest atmospheric pressure is November (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

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Average wind speed in October
Harriman, NY

Average wind speed in October - Harriman, NY
  • Average wind speed in October: 6mph

The windiest months (with the highest average wind speed) are January, February and March (7.1mph).
The calmest month (with the lowest average wind speed) is August (4.6mph).

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Average humidity in October
Harriman, NY

Average humidity in October - Harriman, NY
  • Average humidity in October: 80%

The months with the highest relative humidity are February and December (81%).
The month with the lowest relative humidity is April (74%).

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Average rainfall in October
Harriman, NY

Average rainfall in October - Harriman, NY
  • Average rainfall in October: 2.48"

The wettest month (with the highest rainfall) is July (2.68").
The driest month (with the least rainfall) is January (1.46").

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Average rainfall days in October
Harriman, NY

Average rainfall days in October - Harriman, NY
  • Average rainfall days in October: 11.6 days

The month with the highest number of rainy days is July (16.8 days).
The month with the least rainy days is January (5.5 days).

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Average snowfall in October
Harriman, NY

Average snowfall in October - Harriman, NY
  • Average snowfall in October: 0.47"

The month with the highest snowfall is February (4.29").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in October
Harriman, NY

Average snowfall days in October - Harriman, NY
  • Average snowfall days in October: 0.5 days

The month with the highest number of snowfall days is February (7.7 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in October / Average sunshine in October - Harriman, 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 4min

The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 4h and 30min).

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Average sunshine days in October
Harriman, NY

Average sunshine days in October - Harriman, NY
  • Average sunshine days in October: 17.5 days

The month with the most sunshine days is January (21 days).
The month with the least sunshine days is June (11.8 days).

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Average UV index in October
Harriman, NY

Average UV index in October - Harriman, NY
  • Average UV index in October: 3

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).

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Average cloud cover in October
Harriman, NY

Average cloud cover in October - Harriman, NY
  • Average cloud cover in October: 44

The months with the most cloud cover are February and March (Cloud cover 49).
The months with the least cloud cover are July and August (Cloud cover 34).

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Average visibility in October
Harriman, NY

Average visibility in October - Harriman, NY
  • Average visibility in October: 5mi

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

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Harriman, New York, USA

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