September weather forecast
Arndt, ND

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Weather in September

The first month of the autumn, September, is also an agreeable month in Arndt, North Dakota, with an average temperature ranging between max 68.9°F (20.5°C) and min 50.4°F (10.2°C).

Temperature

The onset of September entails a temperature shift, as the average high-temperature decreases from a moderately hot 79.3°F (26.3°C) in August to an agreeable 68.9°F (20.5°C). September nights in Arndt cool down to an average low-temperature of 50.4°F (10.2°C).

Humidity

The average relative humidity in September is 59%.

Rainfall

In Arndt, in September, during 9.4 rainfall days, 1.5" (38mm) of precipitation is typically accumulated. In Arndt, during the entire year, the rain falls for 101.6 days and collects up to 15.83" (402mm) of precipitation.

Snowfall

June through September are months without snowfall.

Daylight

In Arndt, the average length of the day in September is 12h and 34min.
On the first day of September in Arndt, North Dakota, sunrise is at 6:55 am and sunset at 8:18 pm. On the last day of the month, sunrise is at 7:36 am and sunset at 7:17 pm CDT.

Sunshine

The average sunshine in September is 8.5h.

UV index

The average daily maximum UV index in September in Arndt is 4. A UV Index reading of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV rays for the average person.
Note: The maximum UV index, 4 during September, leads to the following recommendations:
Guard yourself - Precautionary measures against sun damage are advocated. Considering the harmful UV rays from the Sun during midday, it's essential to reduce exposure. Employ a hat with a wide brim for robust protection, cutting UV exposure by half.
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Frequently asked questions

What is the average September temperature in Arndt?

The high-temperature during September is 68.9°F (20.5°C) and the low-temperature is 50.4°F (10.2°C).

What is the average humidity in September in Arndt?

In Arndt, North Dakota, the average relative humidity in September is 59%.

How much does it rain in Arndt in September?

In Arndt, North Dakota, during September, the rain falls for 9.4 days and regularly aggregates up to 1.5" (38mm) of precipitation.

When it does not snow in Arndt?

June through September are months without snowfall in Arndt.

Does it snow in Arndt in September?

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

What is the average length of the day in September in Arndt?

The average day length in September in Arndt, North Dakota, is 12h and 34min.

What time are sunrise and sunset in September in Arndt?

In September, on the first day of the month, sunrise is at 6:55 am and sunset at 8:18 pm. On the last day of the month, in Arndt, North Dakota, sunrise is at 7:36 am and sunset at 7:17 pm CDT.

How long on average sun shines in September in Arndt?

In Arndt, the average sunshine duration in September is 8.5h.

How high is the UV index in September in Arndt?

In Arndt, North Dakota, the average daily maximum UV index in September is 4. A UV Index reading of 3 to 5 represents a moderate health threat 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
Arndt, ND

Average temperature in September - Arndt, ND
  • Average high temperature in September: 68.9°F

The warmest month (with the highest average high temperature) is August (79.3°F).
The month with the lowest average high temperature is January (15.1°F).

  • Average low temperature in September: 50.4°F

The month with the highest average low temperature is July (58.6°F).
The coldest month (with the lowest average low temperature) is January (0.9°F).

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Average pressure in September
Arndt, ND

Average pressure in September - Arndt, 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).

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Average wind speed in September
Arndt, ND

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

The windiest month (with the highest average wind speed) is October (10.9mph).
The calmest month (with the lowest average wind speed) is August (8.5mph).

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Average humidity in September
Arndt, ND

Average humidity in September - Arndt, 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%).

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Average rainfall in September
Arndt, ND

Average rainfall in September - Arndt, ND
  • Average rainfall in September: 1.5"

The wettest month (with the highest rainfall) is June (2.8").
The driest month (with the least rainfall) is February (0.55").

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Average rainfall days in September
Arndt, ND

Average rainfall days in September - Arndt, ND
  • Average rainfall days in September: 9.4 days

The month with the highest number of rainy days is June (17.4 days).
The month with the least rainy days is February (2.1 days).

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Average snowfall in September
Arndt, ND

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

The month with the highest snowfall is December (4.72").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in September
Arndt, ND

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

The month with the highest number of snowfall days is December (17.2 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

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

The month with the longest days is June (Average daylight: 16h and 6min).
The month with the shortest days is December (Average daylight: 8h and 24min).

  • Average sunshine in September: 8h and 3min

The month with the most sunshine is July (Average sunshine: 11h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 6min).

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Average sunshine days in September
Arndt, ND

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

The month with the most sunshine days is August (20.8 days).
The month with the least sunshine days is March (10.3 days).

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Average UV index in September
Arndt, ND

Average UV index in September - Arndt, 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 November (UV index 1).

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Average cloud cover in September
Arndt, ND

Average cloud cover in September - Arndt, ND
  • Average cloud cover in September: 29

The month with the most cloud cover is February (Cloud cover 68).
The month with the least cloud cover is August (Cloud cover 23).

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Average visibility in September
Arndt, ND

Average visibility in September - Arndt, 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).

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Arndt, North Dakota, USA

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