October weather forecast
Greenville, ME

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Weather in October

October, the same as September, is another fresh autumn month in Greenville, Maine, with an average temperature fluctuating between 51.3°F (10.7°C) and 37.4°F (3°C).

Temperature

Welcoming October, Greenville observes a shift in the average high-temperature, falling from September's enjoyable 65.5°F (18.6°C) to a fresh 51.3°F (10.7°C). Greenville's temperature tends to fall to an average low of 37.4°F (3°C) during the nights of October.

Humidity

In October, the average relative humidity is 82%.

Rainfall

In October, the rain falls for 14 days. Throughout October, 3.5" (89mm) of precipitation is accumulated. Throughout the year, in Greenville, there are 147.1 rainfall days, and 34.65" (880mm) 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 3.1 snowfall days, it receives 2.32" (59mm) of snow. Throughout the year, there are 104.3 snowfall days, and 76.26" (1937mm) of snow is accumulated.

Daylight

In Greenville, the average length of the day in October is 10h and 56min.
On the first day of October, sunrise is at 6:37 am and sunset at 6:18 pm. On the last day of the month, sunrise is at 7:17 am and sunset at 5:26 pm EDT.

Sunshine

In October, the average sunshine is 5.1h.

UV index

The average daily maximum UV index in October is 2. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from unsafe exposure to UV radiation for the average person.
Note: The average daily UV index of 2 in October transforms into the following instructions:
Extended exposure to the sun should always be avoided by children, infants, and those with sensitive skin. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. Tightly woven clothing, when worn loosely, shields effectively against the Sun. Take to heart! Snow reflection can almost magnify the Sun's UV radiation twofold.
Updated: Aug 27, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the average October temperature?

In Greenville, in October, the average high-temperature is 51.3°F (10.7°C), and the average low-temperature is 37.4°F (3°C).

What is the average humidity in October?

In Greenville, the average relative humidity in October is 82%.

How much does it rain in October?

In October, the rain falls for 14 days. Throughout October, 3.5" (89mm) of precipitation is accumulated.

When does it start to snow?

October is the first month it typically snows. Throughout October, in the average 3.1 snowfall days, it receives 2.32" (59mm) of snow.

What is the average length of the day in October?

The average day length in October is 10h and 56min.

What time are sunrise and sunset in October?

In October, on the first day of the month, sunrise is at 6:37 am and sunset at 6:18 pm. On the last day of the month, sunrise is at 7:17 am and sunset at 5:26 pm EDT.

How long on average sun shines in October?

In October, the average sunshine duration is 5.1h.

How high is the UV index in October?

In Greenville, the average daily maximum UV index in October is 2. A UV Index estimate of 2, and below, represents a low health threat from exposure to the Sun's 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
Greenville, ME

Average temperature in October - Greenville, ME
  • Average high temperature in October: 51.3°F

The warmest month (with the highest average high temperature) is July (74.8°F).
The month with the lowest average high temperature is January (20.8°F).

  • Average low temperature in October: 37.4°F

The month with the highest average low temperature is July (54.5°F).
The coldest month (with the lowest average low temperature) is January (7.9°F).

Average pressure in October
Greenville, ME

Average pressure in October - Greenville, ME
  • Average pressure in October: 29.99"Hg

The months with the highest atmospheric pressure are September and November (30.04"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).

Average wind speed in October
Greenville, ME

Average wind speed in October - Greenville, ME
  • Average wind speed in October: 6.7mph

The windiest month (with the highest average wind speed) is March (7.9mph).
The calmest month (with the lowest average wind speed) is August (5.5mph).

Average humidity in October
Greenville, ME

Average humidity in October - Greenville, ME
  • Average humidity in October: 82%

The month with the highest relative humidity is February (90%).
The month with the lowest relative humidity is May (77%).

Average rainfall in October
Greenville, ME

Average rainfall in October - Greenville, ME
  • Average rainfall in October: 3.5"

The wettest month (with the highest rainfall) is April (3.54").
The driest month (with the least rainfall) is February (2.24").

Average rainfall days in October
Greenville, ME

Average rainfall days in October - Greenville, ME
  • Average rainfall days in October: 14 days

The months with the highest number of rainy days are July and August (17.8 days).
The month with the least rainy days is February (4.4 days).

Average snowfall in October
Greenville, ME

Average snowfall in October - Greenville, ME
  • Average snowfall in October: 2.32"

The month with the highest snowfall is January (14.33").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in October
Greenville, ME

Average snowfall days in October - Greenville, ME
  • Average snowfall days in October: 3.1 days

The month with the highest number of snowfall days is February (20.6 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in October /
Average sunshine in October
Greenville, ME

Average daylight in October / Average sunshine in October - Greenville, ME
  • Average daylight in October: 10h and 5min

The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).

  • Average sunshine in October: 5h and 1min

The month with the most sunshine is August (Average sunshine: 9h and 12min).
The month with the least sunshine is February (Average sunshine: 2h and 36min).

Average sunshine days in October
Greenville, ME

Average sunshine days in October - Greenville, ME
  • Average sunshine days in October: 13 days

The month with the most sunshine days is September (15.1 days).
The month with the least sunshine days is February (8.1 days).

Average UV index in October
Greenville, ME

Average UV index in October - Greenville, ME
  • Average UV index in October: 2

The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are January, February, March, November and December (UV index 1).

Average cloud cover in October
Greenville, ME

Average cloud cover in October - Greenville, ME
  • Average cloud cover in October: 56

The month with the most cloud cover is February (Cloud cover 73).
The months with the least cloud cover are July and August (Cloud cover 45).

Average visibility in October
Greenville, ME

Average visibility in October - Greenville, ME
  • Average visibility in October: 5mi

The months with the highest visibility are May, July, October and November (5mi).
The months with the lowest visibility are January, February, March, April, June, August, September and December (4mi).

Greenville, Maine, USA

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