September weather forecast
Towner, ND

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Weather in September

With the arrival of September, Towner starts its gradual transition from the summer warmth to the fall chill. The stark reduction in temperatures from 69.4°F (20.8°C) to 50.2°F (10.1°C) implies shorter days, cooler nights, and the onset of fall. Despite the drop in temperature, the city shines under the clear blue sky, courtesy of 8.6 hours of sunlight and only a mild possibility of rainfall at 1.57" (40mm). September is synonymous with the changing colors, as the city foliage dons a vibrant palette of yellow, orange, and red. This month is a visual treat for leaf-peepers and photographers thronging the city's parks and countryside.

Temperature

As Towner enters September, the average high-temperature decreases from the a moderately hot 80.1°F (26.7°C) of August to an agreeable 69.4°F (20.8°C). In Towner, September nights cool down to an average of 50.2°F (10.1°C).

Humidity

In Towner, the average relative humidity in September is 59%.

Rainfall

In Towner, North Dakota, in September, during 8.9 rainfall days, 1.57" (40mm) of precipitation is typically accumulated. In Towner, during the entire year, the rain falls for 96 days and collects up to 15.39" (391mm) of precipitation.

Snowfall

In Towner, snow does not fall in June through September.

Daylight

In Towner, the average length of the day in September is 12h and 34min.
On the first day of the month, sunrise is at 7:00 am and sunset at 8:22 pm. On the last day of September, sunrise is at 7:40 am and sunset at 7:22 pm CDT.

Sunshine

The average sunshine in September is 8.6h.

UV index

The average daily maximum UV index in September is 4. A UV Index estimate of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for the average person.
Note: The maximum UV index of 4 during September translates into these guidelines:
Undertake protective steps - Preventing sun damage is advised. Avoiding the Sun during its peak radiation time around midday is a healthy practice. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes.
Updated: Jul 28, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Towner in September?

The high-temperature, in September, in Towner, records 69.4°F (20.8°C), while the low-temperature is 50.2°F (10.1°C).

What is the average humidity in September?

The average relative humidity in September is 59%.

How many days does it rain in September?

In September, the rain falls for 8.9 days. Throughout September, 1.57" (40mm) of precipitation is accumulated.

When it does not snow?

June through September are months without snowfall.

Does it snow in September?

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

What is the average length of the day in September?

The average day length in September is 12h and 34min.

What time are sunrise and sunset in September in Towner?

On the first day of September, sunrise is at 7:00 am and sunset at 8:22 pm. On the last day of the month, sunrise is at 7:40 am and sunset at 7:22 pm CDT.

How many hours of sunshine does Towner have in September?

In Towner, the average sunshine duration in September is 8.6h.

How high is the UV index in September in Towner?

In September, the average daily maximum UV index is 4. A UV Index estimate of 3 to 5 represents a medium hazard to health from unprotected exposure to UV radiation.
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
Towner, ND

Average temperature in September - Towner, ND
  • Average high temperature in September: 69.4°F

The warmest month (with the highest average high temperature) is August (80.1°F).
The month with the lowest average high temperature is January (15.3°F).

  • Average low temperature in September: 50.2°F

The month with the highest average low temperature is July (58.8°F).
The coldest month (with the lowest average low temperature) is January (1.2°F).

Average pressure in September
Towner, ND

Average pressure in September - Towner, ND
  • Average pressure in September: 29.95"Hg

The month with the highest atmospheric pressure is February (30.18"Hg).
The month with the lowest atmospheric pressure is June (29.85"Hg).

Average wind speed in September
Towner, ND

Average wind speed in September - Towner, ND
  • Average wind speed in September: 9.9mph

The windiest month (with the highest average wind speed) is October (11mph).
The calmest month (with the lowest average wind speed) is August (8.5mph).

Average humidity in September
Towner, ND

Average humidity in September - Towner, ND
  • Average humidity in September: 59%

The months with the highest relative humidity are January and February (92%).
The month with the lowest relative humidity is August (57%).

Average rainfall in September
Towner, ND

Average rainfall in September - Towner, ND
  • Average rainfall in September: 1.57"

The wettest month (with the highest rainfall) is June (2.8").
The driest month (with the least rainfall) is February (0.51").

Average rainfall days in September
Towner, ND

Average rainfall days in September - Towner, ND
  • Average rainfall days in September: 8.9 days

The month with the highest number of rainy days is June (15.7 days).
The month with the least rainy days is February (2.1 days).

Average snowfall in September
Towner, ND

Average snowfall in September - Towner, ND
  • Average snowfall in September: 0"

The month with the highest snowfall is December (3.9").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in September
Towner, ND

Average snowfall days in September - Towner, ND
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is December (16.1 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in September /
Average sunshine in September
Towner, ND

Average daylight in September / Average sunshine in September - Towner, ND
  • Average daylight in September: 12h and 4min

The month with the longest days is June (Average daylight: 16h and 0min).
The month with the shortest days is December (Average daylight: 8h and 24min).

  • Average sunshine in September: 8h and 4min

The month with the most sunshine is July (Average sunshine: 11h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 12min).

Average sunshine days in September
Towner, ND

Average sunshine days in September - Towner, ND
  • Average sunshine days in September: 19.8 days

The month with the most sunshine days is September (19.8 days).
The month with the least sunshine days is June (11.9 days).

Average UV index in September
Towner, ND

Average UV index in September - Towner, ND
  • Average UV index in September: 4

The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February and December (UV index 1).

Average cloud cover in September
Towner, ND

Average cloud cover in September - Towner, ND
  • Average cloud cover in September: 28

The month with the most cloud cover is February (Cloud cover 67).
The month with the least cloud cover is August (Cloud cover 23).

Average visibility in September
Towner, ND

Average visibility in September - Towner, ND
  • Average visibility in September: 6mi

The months with the highest visibility are April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, February, March and December (5mi).

Towner, North Dakota, USA

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