October weather forecast and climate
Hanover, NH

October, like September, in Hanover, New Hampshire, is another fresh autumn month, with average temperature ranging between min 40.1°F (4.5°C) and max 54.9°F (12.7°C).

Temperature

In Hanover, New Hampshire, the average high-temperature decreases, from an agreeable 68.7°F (20.4°C) in September, to a cool 54.9°F (12.7°C). In Hanover, New Hampshire, in October, the average low-temperature is 40.1°F (4.5°C).

Humidity

The average relative humidity in Hanover is 81%.

Rainfall

The month with the most rainfall is October when the rain falls for 14.1 days and typically aggregates up to 2.99" (76mm) of precipitation.

Snowfall

Months with snowfall in Hanover, New Hampshire, are January through May, October through December. October is the first month it typically snows in Hanover. Throughout October, in the average 1.7 snowfall days, it receives 0.51" (13mm) of snow. In Hanover, during the entire year, snow falls for 75.5 days, and aggregates up to 40.83" (1037mm) of snow.

Daylight

In Hanover, the average length of the day in October is 11h.

Sunshine

In October, the average sunshine in Hanover is 5.3h.

UV index

The average daily maximum UV index in Hanover is 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability from the exposure to the Sun's UV rays for average individuals.
Note: The daily maximum UV index of 2 interpret into the following advice:
For the majority, extended sun exposure is not of great concern. Infants and people with sensitive skin must always be protected. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.

What is the temperature in October in Hanover?

The average high-temperature, in October, in Hanover, New Hampshire, is 54.9°F (12.7°C), while the average low-temperature is 40.1°F (4.5°C).

What is the average humidity in October in Hanover?

In Hanover, New Hampshire, the average relative humidity in October is 81%.

How many days does it rain in October in Hanover?

In Hanover, New Hampshire, during October, the rain falls for 14.1 days and regularly aggregates up to 2.99" (76mm) of precipitation.

What is the wettest month in Hanover?

The month with the most rainfall in Hanover is October when the rain falls for 14.1 days and typically aggregates up to 2.99" (76mm) of precipitation.

When does it start snowing in Hanover?

October is the first month it typically snows. Throughout October, in the average 1.7 snowfall days, it receives 0.51" (13mm) of snow.

How many hours of daylight does Hanover have in October?

In October, the average length of the day in Hanover, New Hampshire, is 11h.

How many hours of sunshine does Hanover have in October?

The average sunshine in October in Hanover, New Hampshire, is 5.3h.

What is the UV index reading in October in Hanover?

The average daily maximum UV index in October in Hanover, New Hampshire, is 2. A UV Index reading of 2, and below, represents a low health threat from unsafe exposure to the Sun's UV rays.
Average temperature in October - Hanover, NH
  • Average high temperature in October: 12.7°C

The warmest month (with the highest average high temperature) is July (25.4°C).
The month with the lowest average high temperature is January (-3.9°C).

  • Average low temperature in October: 4.5°C

The month with the highest average low temperature is July (13.6°C).
The coldest month (with the lowest average low temperature) is January (-10.8°C).

Average pressure in October - Hanover, NH
  • Average pressure in October: 1016mbar

The month with the highest atmospheric pressure is November (1018.3mbar).
The month with the lowest atmospheric pressure is June (1013mbar).

Average wind speed in October - Hanover, NH
  • Average wind speed in October: 9.7km/h

The windiest month (with the highest average wind speed) is April (11.9km/h).
The calmest month (with the lowest average wind speed) is August (7.8km/h).

Average humidity in October - Hanover, NH
  • Average humidity in October: 81%

Months with the highest relative humidity are January and February (86%).
The month with the lowest relative humidity is May (75%).

Average rainfall in October - Hanover, NH
  • Average rainfall in October: 76mm

The wettest month (with the highest rainfall) is October (76mm).
The driest month (with the least rainfall) is September (47mm).

Average rainfall days in October - Hanover, NH
  • Average rainfall days in October: 14.1 days

The month with the highest number of rainy days is July (17.2 days).
The month with the least rainy days is February (7.9 days).

Average snowfall in October - Hanover, NH
  • Average snowfall in October: 13mm

The month with the highest snowfall is February (294mm).
Months with the least snowfall are June, July, August and September (0mm).

Average snowfall days in October - Hanover, NH
  • Average snowfall days in October: 1.7 days

The month with the highest number of snowfall days is January (16.5 days).
Months with the least snowfall days are June, July, August and September (0 days).

Average daylight in October / Average sunshine in October - Hanover, NH
  • Average daylight in October: 11h

The month with the longest days is June (Average daylight: 15.4h).
The month with the shortest days is December (Average daylight: 9h).

  • Average sunshine in October: 5.3h

The month with the most sunshine is August (Average sunshine: 10.1h).
The month with the least sunshine is February (Average sunshine: 3.6h).

Average sunshine days in October - Hanover, NH
  • Average sunshine days in October: 12.9 days

The month with the most sunshine days is September (17.2 days).
The month with the least sunshine days is February (9.8 days).

Average UV index in October - Hanover, NH
  • Average UV index in October: 2

Months with the highest UV index are May, June, July and August (UV index 5).
Months with the lowest UV index are February and December (UV index 1).

Average cloud cover in October - Hanover, NH
  • Average cloud cover in October: 51

The month with the most cloud cover is February (Cloud cover 62).
The month with the least cloud cover is August (Cloud cover 37).

Average visibility in October - Hanover, NH
  • Average visibility in October: 8km

Months with the highest visibility are April, May, June, July, August, October, November and December (8km).
Months with the lowest visibility are January, February, March and September (7km).