October weather forecast
South Effingham, NH

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Weather in October

October, like September, is another mild autumn month in South Effingham, New Hampshire, with an average temperature varying between 56.5°F (13.6°C) and 41.5°F (5.3°C).

Temperature

In the transition to October, South Effingham observes a drop in the average high-temperature, moving from an agreeable 69.8°F (21°C) in September to a mild 56.5°F (13.6°C). South Effingham's temperature drops to an average low of 41.5°F (5.3°C) during the nights of October.

Humidity

In South Effingham, the average relative humidity in October is 81%.

Rainfall

October is the month with the most rainfall. Rain falls for 13.2 days and accumulates 3.31" (84mm) 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 0.3 snowfall days, it receives 0.47" (12mm) of snow. In South Effingham, during the entire year, snow falls for 48.9 days and aggregates up to 38.15" (969mm) of snow.

Daylight

The average length of the day in October is 11h and 0min.
On the first day of the month, sunrise is at 6:42 am and sunset at 6:24 pm. On the last day of October, sunrise is at 7:19 am and sunset at 5:35 pm EDT.

Sunshine

In October, the average sunshine is 5.7h.

UV index

In South Effingham, the average daily maximum UV index in October is 2. A UV Index reading of 2, and below, represents a low health risk from exposure to the Sun's UV radiation for ordinary individuals.
Note: The UV index of 2 during October leads to these advisories:
Extended exposure to the sun should always be avoided by children, infants, and those with sensitive skin. The most potent solar radiation is around mid-day, so one should minimize exposure to direct sunlight during this period. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear. Guard yourself! Snow reflection can almost double the UV radiation from the Sun.
Updated: Aug 22, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the average October temperature?

The average high-temperature, in October, in South Effingham, is 56.5°F (13.6°C), while the average low-temperature is 41.5°F (5.3°C).

What is the average humidity in October?

In October, the average relative humidity is 81%.

What is the wettest month?

October is the month with the most rainfall. Rain falls for 13.2 days and accumulates 3.31" (84mm) of precipitation.

How many days does it rain in October?

In South Effingham, during October, the rain falls for 13.2 days and regularly aggregates up to 3.31" (84mm) of precipitation.

When does it start to snow?

October is the first month it typically snows. Throughout October, in the average 0.3 snowfall days, it receives 0.47" (12mm) of snow.

How many hours of daylight does South Effingham have in October?

In South Effingham, the average day length in October is 11h and 0min.

What time are sunrise and sunset in October?

On the first day of October, sunrise is at 6:42 am and sunset at 6:24 pm. On the last day of the month, sunrise is at 7:19 am and sunset at 5:35 pm EDT.

How long on average sun shines in October?

In South Effingham, the average sunshine duration in October is 5.7h.

What is the UV index intensity in October?

In October, the average daily maximum UV index 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
South Effingham, NH

Average temperature in October - South Effingham, NH
  • Average high temperature in October: 56.5°F

The warmest month (with the highest average high temperature) is July (78.4°F).
The month with the lowest average high temperature is January (27.7°F).

  • Average low temperature in October: 41.5°F

The month with the highest average low temperature is July (57.9°F).
The coldest month (with the lowest average low temperature) is January (13.8°F).

Average pressure in October
South Effingham, NH

Average pressure in October - South Effingham, NH
  • Average pressure in October: 30"Hg

The month with the highest atmospheric pressure is November (30.06"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

Average wind speed in October
South Effingham, NH

Average wind speed in October - South Effingham, NH
  • Average wind speed in October: 6.2mph

The windiest month (with the highest average wind speed) is January (7.6mph).
The calmest months (with the lowest average wind speed) are July and August (4.8mph).

Average humidity in October
South Effingham, NH

Average humidity in October - South Effingham, NH
  • Average humidity in October: 81%

The months with the highest relative humidity are January and February (85%).
The months with the lowest relative humidity are April and November (77%).

Average rainfall in October
South Effingham, NH

Average rainfall in October - South Effingham, NH
  • Average rainfall in October: 3.31"

The wettest month (with the highest rainfall) is October (3.31").
The driest month (with the least rainfall) is September (1.54").

Average rainfall days in October
South Effingham, NH

Average rainfall days in October - South Effingham, NH
  • Average rainfall days in October: 13.2 days

The month with the highest number of rainy days is July (15.1 days).
The month with the least rainy days is February (5.5 days).

Average snowfall in October
South Effingham, NH

Average snowfall in October - South Effingham, NH
  • Average snowfall in October: 0.47"

The month with the highest snowfall is February (9.72").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in October
South Effingham, NH

Average snowfall days in October - South Effingham, NH
  • Average snowfall days in October: 0.3 days

The month with the highest number of snowfall days is February (11.5 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in October /
Average sunshine in October
South Effingham, NH

Average daylight in October / Average sunshine in October - South Effingham, NH
  • Average daylight in October: 11h and 0min

The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).

  • Average sunshine in October: 5h and 4min

The month with the most sunshine is August (Average sunshine: 10h and 0min).
The month with the least sunshine is February (Average sunshine: 4h and 30min).

Average sunshine days in October
South Effingham, NH

Average sunshine days in October - South Effingham, NH
  • Average sunshine days in October: 15.6 days

The month with the most sunshine days is November (17.9 days).
The month with the least sunshine days is April (13.2 days).

Average UV index in October
South Effingham, NH

Average UV index in October - South Effingham, NH
  • Average UV index in October: 2

The months with the highest UV index are June, July and August (UV index 5).
The month with the lowest UV index is February (UV index 1).

Average cloud cover in October
South Effingham, NH

Average cloud cover in October - South Effingham, NH
  • Average cloud cover in October: 47

The month with the most cloud cover is March (Cloud cover 52).
The month with the least cloud cover is August (Cloud cover 36).

Average visibility in October
South Effingham, NH

Average visibility in October - South Effingham, NH
  • Average visibility in October: 5mi

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

South Effingham, New Hampshire, USA

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