September weather forecast
Rugby, ND

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Weather in September

September brings a transition from summer to fall as temperatures in Rugby decrease to an average high of 69.4°F (20.8°C) from the summer's peak. The weather transitions to more moderate temperatures, bidding farewell to the hot summer days. The skies often play a symphony of changing colors, from bright blue to shades of orange and purple. It marks the onset of the fall season, with leaves starting to turn their color, adding a spectacular view to Rugby's landscapes. As Rugby moves towards the end of the month, the nights start to get chilly, marking the approach of the cold season.

Temperature

September suggests a modest reduction in the average high-temperature, shifting from a moderately hot 80.1°F (26.7°C) in August to a pleasant 69.4°F (20.8°C). Rugby records a steady low-temperature average of 50.2°F (10.1°C) during September.

Humidity

The average relative humidity in September in Rugby is 59%.

Rainfall

In Rugby, in September, it is raining for 8.9 days, with typically 1.57" (40mm) of accumulated precipitation. Throughout the year, in Rugby, there are 96 rainfall days, and 15.39" (391mm) of precipitation is accumulated.

Snowfall

June through September are months without snowfall.

Daylight

In Rugby, the average length of the day in September is 12h and 34min.
On the first day of September, sunrise is at 6:58 am and sunset at 8:20 pm. On the last day of the month, sunrise is at 7:39 am and sunset at 7:20 pm CDT.

Sunshine

In Rugby, North Dakota, 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 moderate threat to health from exposure to the Sun's UV radiation for the ordinary person.
Note: During September, 4 as the daily maximum UV index converts into the following advice:
Undertake protective steps - Obligation to safeguard skin and eyes from harm is in place. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades.
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Frequently asked questions

What are September temperatures in Rugby?

Rugby in September has an average high-temperature of 69.4°F (20.8°C) and an average low-temperature of 50.2°F (10.1°C).

What is the average humidity in September in Rugby?

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

How much does it rain in Rugby 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 in Rugby?

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

Does it snow in Rugby in September?

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

How many hours of daylight does Rugby have in September?

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

When are sunrise and sunset in September in Rugby?

In September, on the first day of the month, sunrise is at 6:58 am and sunset at 8:20 pm. On the last day of the month, in Rugby, sunrise is at 7:39 am and sunset at 7:20 pm CDT.

How long on average sun shines in September in Rugby?

In Rugby, North Dakota, the average sunshine duration in September is 8.6h.

What is the UV index reading in September in Rugby?

The average daily maximum UV index in September in Rugby is 4. A UV Index estimate of 3 to 5 represents a medium health risk 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
Rugby, ND

Average temperature in September - Rugby, 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).

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Average pressure in September
Rugby, ND

Average pressure in September - Rugby, 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
Rugby, ND

Average wind speed in September - Rugby, 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).

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Average humidity in September
Rugby, ND

Average humidity in September - Rugby, 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
Rugby, ND

Average rainfall in September - Rugby, 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").

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Average rainfall days in September
Rugby, ND

Average rainfall days in September - Rugby, 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).

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Average snowfall in September
Rugby, ND

Average snowfall in September - Rugby, 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").

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Average snowfall days in September
Rugby, ND

Average snowfall days in September - Rugby, 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).

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

Average daylight in September / Average sunshine in September - Rugby, 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).

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Average sunshine days in September
Rugby, ND

Average sunshine days in September - Rugby, 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).

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Average UV index in September
Rugby, ND

Average UV index in September - Rugby, 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).

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Average cloud cover in September
Rugby, ND

Average cloud cover in September - Rugby, 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).

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Average visibility in September
Rugby, ND

Average visibility in September - Rugby, 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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Rugby, North Dakota, USA

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