September weather forecast
New England, ND

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Weather in September

September ushers in the charms of autumn, with temperatures beginning to cool from the summer highs of 71.4°F (21.9°C). Compared to the scorching heat of August, the weather in September is undeniably cooler, yet not as chilly as October. The change in the season brings about a beautiful transformation, with the foliage shifting towards majestic hues of gold and brown. As September departs, the countdown to the colder climes ahead in October begins. It is a fitting farewell expression of a North Dakota summer, laying a colourful carpet for the onset of cooler weather.

Temperature

As August shifts into September, a slight alteration in temperatures is observed, with average highs reducing from a moderately hot 81.7°F (27.6°C) to a pleasant 71.4°F (21.9°C). An average low-temperature of 52.7°F (11.5°C) is recorded in the month of September in New England.

Humidity

In New England, the average relative humidity in September is 52%.

Rainfall

In September, the rain falls for 8.2 days. Throughout September, 1.5" (38mm) of precipitation is accumulated. Throughout the year, in New England, there are 90.5 rainfall days, and 13.78" (350mm) of precipitation is accumulated.

Snowfall

June through September are months without snowfall.

Daylight

The average length of the day in September in New England is 12h and 32min.
On the first day of September in New England, sunrise is at 6:12 am and sunset at 7:29 pm. On the last day of the month, sunrise is at 6:49 am and sunset at 6:32 pm MDT.

Sunshine

In New England, North Dakota, the average sunshine in September is 9.8h.

UV index

The average daily maximum UV index in September in New England is 4. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV rays for average individuals.
Note: A maximum high daily UV index of 4 during September translates into the following directions:
Take precautions - Protection against sunburn is recommended. For skin protection, it's recommended to minimize Sun exposure during its peak hours around midday. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage. Take heed! The reflection of snow can intensify the Sun's UV radiation nearly double.
Updated: Feb 13, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the average September temperature in New England?

New England in September has an average high-temperature of 71.4°F (21.9°C) and an average low-temperature of 52.7°F (11.5°C). In August, the average heat index (a.k.a. 'real feel', 'apparent temperature'), which calculates the temperature value influenced by the moisture in the air, is appraised at 82.4°F (28°C).

What is the average humidity in September in New England?

The average relative humidity in September in New England is 52%.

How many days does it rain in September in New England?

In New England, North Dakota, in September, it is raining for 8.2 days, with typically 1.5" (38mm) of accumulated precipitation.

When it does not snow in New England?

June through September are months without snowfall.

Does it snow in New England in September?

In New England, in September, it doesn't snow. In October, it regularly snows.

What is the average length of the day in September in New England?

The average day length in September in New England, North Dakota, is 12h and 32min.

When are sunrise and sunset in September in New England?

In September, on the first day of the month, sunrise is at 6:12 am and sunset at 7:29 pm. On the last day of the month, in New England, sunrise is at 6:49 am and sunset at 6:32 pm MDT.

How many hours of sunshine does New England have in September?

In September, the average sunshine duration in New England is 9.8h.

How high is the UV index in September in New England?

The average daily maximum UV index in September is 4. A UV Index of 3 to 5 symbolizes a medium health risk from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
New England, ND

Average temperature in September - New England, ND
  • Average high temperature in September: 71.4°F

The warmest month (with the highest average high temperature) is July (82.9°F).
The month with the lowest average high temperature is January (23.5°F).

  • Average low temperature in September: 52.7°F

The month with the highest average low temperature is July (61.5°F).
The coldest month (with the lowest average low temperature) is January (9.9°F).

Average pressure in September
New England, ND

Average pressure in September - New England, ND
  • Average pressure in September: 29.93"Hg

The month with the highest atmospheric pressure is February (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.84"Hg).

Average wind speed in September
New England, ND

Average wind speed in September - New England, ND
  • Average wind speed in September: 10.5mph

The windiest month (with the highest average wind speed) is January (11.9mph).
The calmest month (with the lowest average wind speed) is August (9.3mph).

Average humidity in September
New England, ND

Average humidity in September - New England, ND
  • Average humidity in September: 52%

The month with the highest relative humidity is January (87%).
The month with the lowest relative humidity is August (51%).

Average rainfall in September
New England, ND

Average rainfall in September - New England, ND
  • Average rainfall in September: 1.5"

The wettest months (with the highest rainfall) are May and July (1.93").
The driest month (with the least rainfall) is January (0.43").

Average rainfall days in September
New England, ND

Average rainfall days in September - New England, ND
  • Average rainfall days in September: 8.2 days

The month with the highest number of rainy days is June (12.9 days).
The months with the least rainy days are January and February (2.3 days).

Average snowfall in September
New England, ND

Average snowfall in September - New England, ND
  • Average snowfall in September: 0"

The month with the highest snowfall is November (3.15").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in September
New England, ND

Average snowfall days in September - New England, ND
  • Average snowfall days in September: 0.1 days

The month with the highest number of snowfall days is February (11.9 days).
The months with the least snowfall days are June, July and August (0 days).

Average daylight in September /
Average sunshine in September
New England, ND

Average daylight in September / Average sunshine in September - New England, ND
  • Average daylight in September: 12h and 3min

The month with the longest days is June (Average daylight: 15h and 48min).
The month with the shortest days is December (Average daylight: 8h and 36min).

  • Average sunshine in September: 9h and 5min

The month with the most sunshine is July (Average sunshine: 11h and 30min).
The months with the least sunshine are January and February (Average sunshine: 4h and 24min).

Average sunshine days in September
New England, ND

Average sunshine days in September - New England, ND
  • Average sunshine days in September: 19.9 days

The month with the most sunshine days is September (19.9 days).
The month with the least sunshine days is April (14.4 days).

Average UV index in September
New England, ND

Average UV index in September - New England, ND
  • Average UV index in September: 4

The months with the highest UV index are July and August (UV index 6).
The months with the lowest UV index are January, February, October, November and December (UV index 2).

Average cloud cover in September
New England, ND

Average cloud cover in September - New England, ND
  • Average cloud cover in September: 24

The month with the most cloud cover is February (Cloud cover 56).
The months with the least cloud cover are July and August (Cloud cover 20).

Average visibility in September
New England, ND

Average visibility in September - New England, ND
  • Average visibility in September: 6mi

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).

New England, North Dakota, USA

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