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 moderately hot 80.1°F (26.7°C) in August to a pleasant 69.4°F (20.8°C). In September, in Orrin, the average low-temperature is a fresh 50.2°F (10.1°C).Humidity
In September, the average relative humidity is 59%.Rainfall
In Orrin, in September, during 8.9 rainfall days, 1.57" (40mm) of precipitation is typically accumulated. In Orrin, during the entire year, the rain falls for 96 days and collects up to 15.39" (391mm) of precipitation.Snowfall
June through September are months without snowfall.Daylight
The average length of the day in September is 12h and 34min.On the first day of the month, sunrise is at 6:59 am and sunset at 8:21 pm. On the last day of September, sunrise is at 7:39 am and sunset at 7:21 pm CDT.
Sunshine
The average sunshine in September is 8.6h.UV index
In September, the average daily maximum UV index is 4. A UV Index value of 3 to 5 symbolizes a moderate health risk from unsafe exposure to UV radiation for average individuals.Note: A daily high UV index of 4 in September leads to these guidelines:
Proceed with care. Light skin individuals may be exposed to burns in fewer than 30 minutes. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in September?
What is the average humidity in September?
How many days does it rain in September?
When it does not snow?
Does it snow in September?
What is the average length of the day in September?
What time are sunrise and sunset in September?
How many hours of sunshine does Orrin have in September?
How high is the UV index in September?
Average temperature in September
Orrin, 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).
Average pressure in September
Orrin, 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).
Average wind speed in September
Orrin, 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).
Average humidity in September
Orrin, 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%).
Average rainfall in September
Orrin, 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").
Average rainfall days in September
Orrin, 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).
Average snowfall in September
Orrin, 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").
Average snowfall days in September
Orrin, 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).
Average daylight in September /
Average sunshine in September
Orrin, 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).
Average sunshine days in September
Orrin, 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).
Average UV index in September
Orrin, 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
Orrin, 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).
Average visibility in September
Orrin, 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).
Orrin, North Dakota, USA
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