October weather forecast and climate
South Effingham, NH

October, like September, is a moderate autumn month in South Effingham, New Hampshire, with average temperature fluctuating between 56.5°F (13.6°C) and 41.5°F (5.3°C).

Temperature

In October, the average high-temperature drops, from a pleasant 69.8°F (21°C) in September, to a mild 56.5°F (13.6°C). In South Effingham, in October, the average low-temperature is 41.5°F (5.3°C).

Humidity

In October, the average relative humidity 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

Months with snowfall are January through May, October through December. October is the first month it typically snows in South Effingham. 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

In South Effingham, the average length of the day is 11h.

Sunshine

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

UV index

The average daily maximum UV index in October is 2. A UV Index reading of 2, and below, represents a minimal health hazard from the exposure to the Sun's UV radiation for average individuals.
Note: The average daily UV index of 2 transform into the following instructions:
People with sensitive skin, children, and babies should always be protected from prolonged sun exposure. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.

What is the temperature in October in South Effingham?

In October, in South Effingham, New Hampshire, the average high-temperature is 56.5°F (13.6°C), and the average low-temperature is 41.5°F (5.3°C).

What is the average humidity in October in South Effingham?

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

How much does it rain in South Effingham in October?

In South Effingham, New Hampshire, in October, it is raining for 13.2 days, with typically 3.31" (84mm) of accumulated precipitation.

What is the rainiest month in South Effingham?

The month with the most rainfall in South Effingham, New Hampshire, is October when the rain falls for 13.2 days and typically aggregates up to 3.31" (84mm) of precipitation.

When does it start snowing in South Effingham?

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

What is the average length of the day in October in South Effingham?

The average length of the day in October in South Effingham is 11h.

How long on average sun shines in October in South Effingham?

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

How high is the UV index in October in South Effingham?

In October, the average daily maximum UV index in South Effingham is 2. A UV Index estimate of 2, and below, represents a minimal health vulnerability from the exposure to the Sun's UV radiation.
Average temperature in October - South Effingham, NH
  • Average high temperature in October: 13.6°C

The warmest month (with the highest average high temperature) is July (25.8°C).
The month with the lowest average high temperature is January (-2.4°C).

  • Average low temperature in October: 5.3°C

The month with the highest average low temperature is July (14.4°C).
The coldest month (with the lowest average low temperature) is January (-10.1°C).

Average pressure in October - South Effingham, NH
  • Average pressure in October: 1016mbar

The month with the highest atmospheric pressure is November (1017.9mbar).
The month with the lowest atmospheric pressure is June (1013mbar).

Average wind speed in October - South Effingham, NH
  • Average wind speed in October: 9.9km/h

The windiest month (with the highest average wind speed) is January (12.2km/h).
The calmest months (with the lowest average wind speed) are July and August (7.8km/h).

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

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

Average rainfall in October - South Effingham, NH
  • Average rainfall in October: 84mm

The wettest month (with the highest rainfall) is October (84mm).
The driest month (with the least rainfall) is September (39mm).

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: 12mm

The month with the highest snowfall is February (247mm).
Months with the least snowfall are June, July, August and September (0mm).

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).
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: 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: 5.7h

The month with the most sunshine is August (Average sunshine: 10h).
The month with the least sunshine is February (Average sunshine: 4.5h).

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: 2

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: 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: 8km

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