September weather forecast
Park River, ND

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Weather in September

The first month of the autumn, September, is still a pleasant month in Park River, North Dakota, with an average temperature varying between 69.3°F (20.7°C) and 50.9°F (10.5°C).

Temperature

The start of September comes with a reduction in the average high-temperature, receding from a moderately hot 79.5°F (26.4°C) in August to an agreeable 69.3°F (20.7°C). An average temperature of 50.9°F (10.5°C) is recorded during the nights in September.

Humidity

The average relative humidity in September is 62%.

Rainfall

In Park River, in September, it is raining for 9.2 days, with typically 1.73" (44mm) of accumulated precipitation. In Park River, during the entire year, the rain falls for 99.8 days and collects up to 16.46" (418mm) of precipitation.

Snowfall

In Park River, snow does not fall in June through September.

Daylight

In Park River, the average length of the day in September is 12h and 34min.
On the first day of the month, sunrise is at 6:49 am and sunset at 8:11 pm. On the last day of September, sunrise is at 7:30 am and sunset at 7:11 pm CDT.

Sunshine

In Park River, the average sunshine in September is 8.7h.

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 exposure to the Sun's UV radiation for ordinary individuals.
Note: An average maximum UV index of 4 in September leads to these recommendations:
Take necessary precautions - Protection from skin and eye injury is mandatory. Protect yourself from the midday Sun's peak UV radiation by minimizing exposure. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear. Mind you! Snow reflection can increase the intensity of the Sun's UV radiation nearly twofold.
Updated: Aug 30, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in September?

In September, in Park River, the average high-temperature is 69.3°F (20.7°C), and the average low-temperature is 50.9°F (10.5°C).

What is the average humidity in September?

In Park River, the average relative humidity in September is 62%.

How much does it rain in Park River in September?

In Park River, during September, the rain falls for 9.2 days and regularly aggregates up to 1.73" (44mm) of precipitation.

When it does not snow?

In Park River, snow does not fall in June through September.

Does it snow in September?

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

How many hours of daylight does Park River have in September?

In September, the average day length is 12h and 34min.

What time are sunrise and sunset in September in Park River?

On the first day of September, sunrise is at 6:49 am and sunset at 8:11 pm. On the last day of the month, sunrise is at 7:30 am and sunset at 7:11 pm CDT.

How long on average sun shines in September?

The average sunshine duration in September is 8.7h.

How high is the UV index in September?

The average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a medium health risk from unsafe 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
Park River, ND

Average temperature in September - Park River, ND
  • Average high temperature in September: 69.3°F

The warmest month (with the highest average high temperature) is August (79.5°F).
The month with the lowest average high temperature is January (14.5°F).

  • Average low temperature in September: 50.9°F

The month with the highest average low temperature is July (59.5°F).
The coldest month (with the lowest average low temperature) is January (1°F).

Average pressure in September
Park River, ND

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

The month with the highest atmospheric pressure is February (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.85"Hg).

Average wind speed in September
Park River, ND

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

The windiest month (with the highest average wind speed) is October (10.8mph).
The calmest months (with the lowest average wind speed) are July and August (8.4mph).

Average humidity in September
Park River, ND

Average humidity in September - Park River, ND
  • Average humidity in September: 62%

The months with the highest relative humidity are January and February (91%).
The month with the lowest relative humidity is August (60%).

Average rainfall in September
Park River, ND

Average rainfall in September - Park River, ND
  • Average rainfall in September: 1.73"

The wettest month (with the highest rainfall) is June (3.03").
The driest month (with the least rainfall) is February (0.51").

Average rainfall days in September
Park River, ND

Average rainfall days in September - Park River, ND
  • Average rainfall days in September: 9.2 days

The month with the highest number of rainy days is June (16.9 days).
The month with the least rainy days is February (2 days).

Average snowfall in September
Park River, ND

Average snowfall in September - Park River, ND
  • Average snowfall in September: 0"

The month with the highest snowfall is December (3.62").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in September
Park River, ND

Average snowfall days in September - Park River, ND
  • Average snowfall days in September: 0.1 days

The month with the highest number of snowfall days is January (13.8 days).
The months with the least snowfall days are June, July and August (0 days).

Average daylight in September /
Average sunshine in September
Park River, ND

Average daylight in September / Average sunshine in September - Park River, 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 0min).
The month with the least sunshine is January (Average sunshine: 3h and 18min).

Average sunshine days in September
Park River, ND

Average sunshine days in September - Park River, ND
  • Average sunshine days in September: 19 days

The month with the most sunshine days is August (19.9 days).
The month with the least sunshine days is June (10.8 days).

Average UV index in September
Park River, ND

Average UV index in September - Park River, 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).

Average cloud cover in September
Park River, ND

Average cloud cover in September - Park River, ND
  • Average cloud cover in September: 30

The month with the most cloud cover is January (Cloud cover 65).
The month with the least cloud cover is August (Cloud cover 24).

Average visibility in September
Park River, ND

Average visibility in September - Park River, 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).

Park River, North Dakota, USA

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