Contents
- Weather in September
- Frequently asked questions
- Average temperature in September
- Average pressure in September
- Average wind speed in September
- Average humidity in September
- Average rainfall in September
- Average rainfall days in September
- Average snowfall in September
- Average snowfall days in September
- Average daylight in September
- Average sunshine in September
- Average sunshine days in September
- Average UV index in September
- Average cloud cover in September
- Average visibility in September
Weather in September
Temperature
The average high-temperature decreases in September, shifting from a warm 80.1°F (26.7°C) in August to a pleasant 69.3°F (20.7°C). Stampede encounters a steady low-temperature average of 50.7°F (10.4°C) throughout the month of September.Humidity
The average relative humidity in September is 54%.Rainfall
In Stampede, in September, during 8.5 rainfall days, 1.3" (33mm) of precipitation is typically accumulated. In Stampede, during the entire year, the rain falls for 85.6 days and collects up to 11.89" (302mm) of precipitation.Snowfall
In Stampede, North Dakota, snow does not fall in June through September.Daylight
In Stampede, the average length of the day in September is 12h and 34min.On the first day of the month, sunrise is at 7:08 am and sunset at 8:32 pm. On the last day of September, in Stampede, sunrise is at 7:50 am and sunset at 7:31 pm CDT.
Sunshine
In Stampede, the average sunshine in September is 8.3h.UV index
In Stampede, the average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV radiation for the ordinary person.Note: The daily high UV index of 4 during September translates into the following recommendations:
Exercise prevention - Warding off sunburn is urged. For health reasons, it's advisable to reduce direct sun exposure during peak hours around midday. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun. Forewarned is forearmed! The Sun's UV radiation can be almost doubled in intensity by snow reflection.
Frequently asked questions
What are the temperatures in Stampede in September?
What is the average humidity in September in Stampede?
How much does it rain in Stampede in September?
When it does not snow in Stampede?
Does it snow in Stampede in September?
What is the average length of the day in September in Stampede?
What time are sunrise and sunset in September in Stampede?
How long on average sun shines in September in Stampede?
How high is the UV index in September in Stampede?
Average temperature in September
Stampede, ND
- Average high temperature in September: 69.3°F
The warmest months (with the highest average high temperature) are July and August (80.1°F).
The month with the lowest average high temperature is February (17.2°F).
- Average low temperature in September: 50.7°F
The month with the highest average low temperature is July (58.8°F).
The coldest month (with the lowest average low temperature) is February (3.6°F).
Average pressure in September
Stampede, ND
- Average pressure in September: 29.93"Hg
The month with the highest atmospheric pressure is February (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.84"Hg).
Average wind speed in September
Stampede, ND
- Average wind speed in September: 9.7mph
The windiest month (with the highest average wind speed) is April (10.8mph).
The calmest month (with the lowest average wind speed) is August (8.8mph).
Average humidity in September
Stampede, ND
- Average humidity in September: 54%
The month with the highest relative humidity is January (91%).
The month with the lowest relative humidity is August (51%).
Average rainfall in September
Stampede, ND
- Average rainfall in September: 1.3"
The wettest month (with the highest rainfall) is June (2.32").
The driest months (with the least rainfall) are January and February (0.39").
Average rainfall days in September
Stampede, ND
- Average rainfall days in September: 8.5 days
The month with the highest number of rainy days is June (14.1 days).
The month with the least rainy days is February (1.3 days).
Average snowfall in September
Stampede, ND
- Average snowfall in September: 0"
The month with the highest snowfall is November (3.62").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Stampede, ND
- Average snowfall days in September: 0.1 days
The month with the highest number of snowfall days is December (14.4 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in September /
Average sunshine in September
Stampede, 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 18min).
- Average sunshine in September: 8h and 2min
The month with the most sunshine is July (Average sunshine: 11h and 24min).
The month with the least sunshine is December (Average sunshine: 3h and 24min).
Average sunshine days in September
Stampede, ND
- Average sunshine days in September: 19.6 days
The month with the most sunshine days is September (19.6 days).
The month with the least sunshine days is June (14.2 days).
Average UV index in September
Stampede, 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
Stampede, ND
- Average cloud cover in September: 28
The month with the most cloud cover is February (Cloud cover 68).
The months with the least cloud cover are July and August (Cloud cover 22).
Average visibility in September
Stampede, 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).
Stampede, North Dakota, USA
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