September weather forecast and climate
Dixville Notch, NH

The first month of the autumn, September, is also an enjoyable month in Dixville Notch, New Hampshire, with average temperature varying between 45.3°F (7.4°C) and 65.3°F (18.5°C).

Temperature

In September, the average high-temperature slightly decreases, from an agreeable 72.7°F (22.6°C) in August, to an enjoyable 65.3°F (18.5°C). In Dixville Notch, the average low-temperature is 45.3°F (7.4°C).

Humidity

In September, the average relative humidity in Dixville Notch is 81%.

Rainfall

In Dixville Notch, New Hampshire, it is raining for 13.5 days, with typically 2.56" (65mm) of accumulated precipitation. In Dixville Notch, New Hampshire, during the entire year, the rain falls for 160.4 days and collects up to 32.95" (837mm) of precipitation.

Snowfall

June through September are months without snowfall in Dixville Notch.

Daylight

In Dixville Notch, the average length of the day is 12.5h.

Sunshine

In Dixville Notch, the average sunshine in September is 7.8h.

UV index

In September, the average daily maximum UV index is 3. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to the Sun's UV rays for ordinary individuals.
Note: The daily maximum UV index of 3 in September interpret into the following advice:
Take precautions - Protection against the skin and eye damage is obliged. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. 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.

What is the temperature in September in Dixville Notch?

The average high-temperature, in September, is 65.3°F (18.5°C), while the average low-temperature is 45.3°F (7.4°C).

What is the average humidity in September in Dixville Notch?

In September, the average relative humidity is 81%.

How much does it rain in Dixville Notch in September?

In Dixville Notch, during September, the rain falls for 13.5 days and regularly aggregates up to 2.56" (65mm) of precipitation.

Does it snow in Dixville Notch in September?

In Dixville Notch, in September, it doesn't snow. In October, it regularly snows.

When it does not snow in Dixville Notch?

In Dixville Notch snow does not fall in June through September.

What is the average length of the day in September in Dixville Notch?

The average length of the day in September is 12.5h.

How long on average sun shines in September in Dixville Notch?

The average sunshine in September in Dixville Notch is 7.8h.

What is the UV index intensity in September in Dixville Notch?

In September, the average daily maximum UV index is 3. A UV Index value of 3 to 5 symbolizes a moderate vulnerability from unsafe exposure to the Sun's UV rays.
Average temperature in September - Dixville Notch, NH
  • Average high temperature in September: 65.3°F

The warmest month (with the highest average high temperature) is July (74.3°F).
The month with the lowest average high temperature is January (21.2°F).

  • Average low temperature in September: 45.3°F

The month with the highest average low temperature is July (53.2°F).
The coldest month (with the lowest average low temperature) is January (7.3°F).

Average pressure in September - Dixville Notch, NH
  • Average pressure in September: 30.04"

The month with the highest atmospheric pressure is November (30.06").
The month with the lowest atmospheric pressure is June (29.9").

Average wind speed in September - Dixville Notch, NH
  • Average wind speed in September: 5.6mph

The windiest month (with the highest average wind speed) is April (7.6mph).
The calmest month (with the lowest average wind speed) is August (5.5mph).

Average humidity in September - Dixville Notch, NH
  • Average humidity in September: 81%

Months with the highest relative humidity are January and February (91%).
The month with the lowest relative humidity is May (77%).

Average rainfall in September - Dixville Notch, NH
  • Average rainfall in September: 2.56"

The wettest month (with the highest rainfall) is June (3.35").
The driest month (with the least rainfall) is February (2.13").

Average rainfall days in September - Dixville Notch, NH
  • Average rainfall days in September: 13.5 days

The month with the highest number of rainy days is June (20.4 days).
The month with the least rainy days is February (4.4 days).

Average snowfall in September - Dixville Notch, NH
  • Average snowfall in September: 0"

The month with the highest snowfall is January (14.84").
Months with the least snowfall are June, July, August and September (0").

Average snowfall days in September - Dixville Notch, NH
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (24.8 days).
Months with the least snowfall days are June, July, August and September (0 days).

Average daylight in September / Average sunshine in September - Dixville Notch, NH
  • Average daylight in September: 12.5h

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 September: 7.8h

The month with the most sunshine is July (Average sunshine: 9.4h).
The month with the least sunshine is January (Average sunshine: 2.1h).

Average sunshine days in September - Dixville Notch, NH
  • Average sunshine days in September: 13.9 days

The month with the most sunshine days is September (13.9 days).
The month with the least sunshine days is February (4.3 days).

Average UV index in September - Dixville Notch, NH
  • Average UV index in September: 3

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 September - Dixville Notch, NH
  • Average cloud cover in September: 46

The month with the most cloud cover is February (Cloud cover 81).
The month with the least cloud cover is July (Cloud cover 43).

Average visibility in September - Dixville Notch, NH
  • Average visibility in September: 4mi

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