September weather forecast
Watrous, ND

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Weather in September

The first month of the autumn, September, is also an agreeable month in Watrous, North Dakota, with an average temperature fluctuating between 73°F (22.8°C) and 54°F (12.2°C).

Temperature

Stepping into September, Watrous observes a temperature decline, with the average high falling from August's warm 82.6°F (28.1°C) to a pleasant 73°F (22.8°C). Watrous encounters an average low-temperature of 54°F (12.2°C) during September nights.

Humidity

The months with the lowest humidity are August and September, with an average relative humidity of 51%.

Rainfall

In Watrous, in September, it is raining for 7.6 days, with typically 1.02" (26mm) of accumulated precipitation. In Watrous, during the entire year, the rain falls for 101.3 days and collects up to 14.25" (362mm) of precipitation.

Snowfall

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

Daylight

The average length of the day in September is 12h and 32min.
On the first day of the month, sunrise is at 6:10 am and sunset at 7:26 pm. On the last day of September, sunrise is at 6:47 am and sunset at 6:29 pm MDT.

Sunshine

In Watrous, the average sunshine in September is 9.7h.

UV index

In September, the average daily maximum UV index is 4. A UV Index value of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for ordinary individuals.
Note: A maximum high daily UV index of 4 during September translates into the following directions:
Safety measures are advised. Light-skinned individuals may experience burns in under half an hour. It's crucial to reduce time in the direct Sun around mid-day due to the intense solar radiation. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage.
Updated: Aug 26, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are September temperatures?

In Watrous, 73°F (22.8°C) is the average high-temperature and 54°F (12.2°C) is the average low-temperature during September. In August, the average heat index (a.k.a. 'feels like', 'apparent temperature'), which takes the relative humidity and factors it into the air temperature reading, is estimated at 84.2°F (29°C).

What are the least humid months?

August and September, with an average relative humidity of 51%, are the least humid months.

What is the average humidity in September?

In Watrous, the average relative humidity in September is 51%.

How many days does it rain in September?

In Watrous, in September, it is raining for 7.6 days, with typically 1.02" (26mm) of accumulated precipitation.

When it does not snow?

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

Does it snow in September?

In Watrous, 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 32min.

When is the sunrise / sunset in September?

On the first day of September, sunrise is at 6:10 am and sunset at 7:26 pm. On the last day of the month, sunrise is at 6:47 am and sunset at 6:29 pm MDT.

How many hours of sunshine does Watrous have in September?

The average sunshine duration in September in Watrous, North Dakota, is 9.7h.

How high is the UV index in September?

In Watrous, the average daily maximum UV index in September is 4. A UV Index estimate of 3 to 5 represents a moderate vulnerability 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
Watrous, ND

Average temperature in September - Watrous, ND
  • Average high temperature in September: 73°F

The warmest month (with the highest average high temperature) is July (84.7°F).
The month with the lowest average high temperature is January (25.2°F).

  • Average low temperature in September: 54°F

The month with the highest average low temperature is July (63.1°F).
The coldest month (with the lowest average low temperature) is January (11.7°F).

Average pressure in September
Watrous, ND

Average pressure in September - Watrous, ND
  • Average pressure in September: 29.94"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
Watrous, ND

Average wind speed in September - Watrous, ND
  • Average wind speed in September: 10.7mph

The windiest month (with the highest average wind speed) is April (11.7mph).
The calmest month (with the lowest average wind speed) is August (9.6mph).

Average humidity in September
Watrous, ND

Average humidity in September - Watrous, ND
  • Average humidity in September: 51%

The month with the highest relative humidity is January (85%).
The months with the lowest relative humidity are August and September (51%).

Average rainfall in September
Watrous, ND

Average rainfall in September - Watrous, ND
  • Average rainfall in September: 1.02"

The wettest month (with the highest rainfall) is June (2.28").
The driest month (with the least rainfall) is January (0.47").

Average rainfall days in September
Watrous, ND

Average rainfall days in September - Watrous, ND
  • Average rainfall days in September: 7.6 days

The month with the highest number of rainy days is June (15.1 days).
The month with the least rainy days is January (2.9 days).

Average snowfall in September
Watrous, ND

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

The month with the highest snowfall is February (4.53").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in September
Watrous, ND

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

The month with the highest number of snowfall days is February (12.9 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

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

The month with the longest days is June (Average daylight: 15h and 42min).
The month with the shortest days is December (Average daylight: 8h and 42min).

  • Average sunshine in September: 9h and 4min

The month with the most sunshine is August (Average sunshine: 11h and 30min).
The month with the least sunshine is January (Average sunshine: 4h and 36min).

Average sunshine days in September
Watrous, ND

Average sunshine days in September - Watrous, ND
  • Average sunshine days in September: 19.2 days

The month with the most sunshine days is November (19.7 days).
The month with the least sunshine days is June (11.7 days).

Average UV index in September
Watrous, ND

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

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

Average cloud cover in September
Watrous, ND

Average cloud cover in September - Watrous, ND
  • Average cloud cover in September: 23

The months with the most cloud cover are January and February (Cloud cover 52).
The months with the least cloud cover are July and August (Cloud cover 20).

Average visibility in September
Watrous, ND

Average visibility in September - Watrous, 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).

Watrous, North Dakota, USA

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