October weather forecast and climate
Bethlehem, NH

October, the same as September, is another fresh autumn month in Bethlehem, New Hampshire, with average temperature ranging between max 52.9°F (11.6°C) and min 38.5°F (3.6°C).

Temperature

In October, the average high-temperature drops, from a comfortable 66.9°F (19.4°C) in September, to a cool 52.9°F (11.6°C). In Bethlehem, the average low-temperature is 38.5°F (3.6°C).

Humidity

In October, the average relative humidity is 82%.

Rainfall

October is the month with the most rainfall. Rain falls for 16.1 days and accumulates 2.91" (74mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall in Bethlehem, New Hampshire. October is the first month it typically snows in Bethlehem. Throughout October, in the average 2.7 snowfall days, it receives 1.1" (28mm) of snow. Throughout the year, in Bethlehem, there are 99.6 snowfall days, and 57.68" (1465mm) of snow is accumulated.

Daylight

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

Sunshine

In Bethlehem, the average sunshine is 5.1h.

UV index

The average daily maximum UV index in Bethlehem, New Hampshire, is 2. A UV Index estimate of 2, and below, represents a minimal health vulnerability from unprotected exposure to the Sun's UV rays for the average person.
Note: In October, the average maximum UV index of 2 translate into the following recommendations:
Most people can stay in the Sun for up to 1 hour without burning, apart from children that always must be protected from sun exposure. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. 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 Bethlehem?

In October, the average high-temperature is 52.9°F (11.6°C), and the average low-temperature is 38.5°F (3.6°C).

What is the average humidity in October in Bethlehem?

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

How many days does it rain in October in Bethlehem?

In Bethlehem, during October, the rain falls for 16.1 days and regularly aggregates up to 2.91" (74mm) of precipitation.

What is the rainiest month in Bethlehem?

October is the month with the most rainfall. Rain falls for 16.1 days and accumulates 2.91" (74mm) of precipitation.

When does it start to snow in Bethlehem?

October is the first month it typically snows. Throughout October, in the average 2.7 snowfall days, it receives 1.1" (28mm) of snow.

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

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

How long on average sun shines in October in Bethlehem?

The average sunshine in October is 5.1h.

What is the UV index reading in October in Bethlehem?

In October, the average daily maximum UV index in Bethlehem, New Hampshire, is 2. A UV Index value of 2, and less, symbolizes a low health threat from unprotected exposure to the UV radiation.
Average temperature in October - Bethlehem, NH
  • Average high temperature in October: 11.6°C

The warmest month (with the highest average high temperature) is July (24.6°C).
The month with the lowest average high temperature is January (-5.3°C).

  • Average low temperature in October: 3.6°C

The month with the highest average low temperature is July (12.3°C).
The coldest month (with the lowest average low temperature) is January (-12.6°C).

Average pressure in October - Bethlehem, NH
  • Average pressure in October: 1015.9mbar

The month with the highest atmospheric pressure is November (1018.1mbar).
The month with the lowest atmospheric pressure is June (1012.8mbar).

Average wind speed in October - Bethlehem, NH
  • Average wind speed in October: 8.5km/h

The windiest month (with the highest average wind speed) is April (10.5km/h).
The calmest month (with the lowest average wind speed) is August (7.3km/h).

Average humidity in October - Bethlehem, NH
  • Average humidity in October: 82%

Months with the highest relative humidity are January and February (89%).
The month with the lowest relative humidity is May (76%).

Average rainfall in October - Bethlehem, NH
  • Average rainfall in October: 74mm

The wettest month (with the highest rainfall) is October (74mm).
The driest month (with the least rainfall) is September (53mm).

Average rainfall days in October - Bethlehem, NH
  • Average rainfall days in October: 16.1 days

The month with the highest number of rainy days is July (18.3 days).
The month with the least rainy days is February (6.7 days).

Average snowfall in October - Bethlehem, NH
  • Average snowfall in October: 28mm

The month with the highest snowfall is February (345mm).
Months with the least snowfall are June, July, August and September (0mm).

Average snowfall days in October - Bethlehem, NH
  • Average snowfall days in October: 2.7 days

The month with the highest number of snowfall days is January (21.1 days).
Months with the least snowfall days are June, July, August and September (0 days).

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

The month with the longest days is June (Average daylight: 15.5h).
The month with the shortest days is December (Average daylight: 8.9h).

  • Average sunshine in October: 5.1h

The month with the most sunshine is August (Average sunshine: 9.9h).
The month with the least sunshine is February (Average sunshine: 3h).

Average sunshine days in October - Bethlehem, NH
  • Average sunshine days in October: 10.9 days

The month with the most sunshine days is September (14.5 days).
The month with the least sunshine days is February (5.9 days).

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

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

Average cloud cover in October - Bethlehem, NH
  • Average cloud cover in October: 55

The month with the most cloud cover is February (Cloud cover 71).
Months with the least cloud cover are July and August (Cloud cover 39).

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

Months with the highest visibility are April, May, June, July, August, October and November (8km).
Months with the lowest visibility are January and February (6km).