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
Arrival of September comes with a reduction in the average high-temperature, falling from a warm 82°F (27.8°C) in August to an agreeable 71.2°F (21.8°C). Bonetraill records an average low of 52.7°F (11.5°C) throughout the nights in September.Humidity
The average relative humidity in September in Bonetraill is 50%.Rainfall
In Bonetraill, in September, during 9.1 rainfall days, 1.61" (41mm) of precipitation is typically accumulated. Throughout the year, in Bonetraill, there are 94.7 rainfall days, and 12.52" (318mm) of precipitation is accumulated.Snowfall
In Bonetraill, snow does not fall in June through September.Daylight
The average length of the day in September in Bonetraill is 12h and 34min.On the first day of the month, sunrise is at 7:13 am and sunset at 8:36 pm. On the last day of September, sunrise is at 7:54 am and sunset at 7:35 pm CDT.
Sunshine
In September, the average sunshine is 8.6h.UV index
In September, the average daily maximum UV index is 4. A UV Index estimate of 3 to 5 represents a medium health hazard from unsafe exposure to UV radiation for average individuals.Note: In September, the UV index of 4 transforms into the following advice:
Exercise caution. The susceptibility of light skin individuals to burns is less than 30 minutes. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly. Observe! Snow reflection can nearly intensify the Sun's UV radiation twofold.
Frequently asked questions
What is the temperature in September in Bonetraill?
What is the average humidity in September in Bonetraill?
How much does it rain in Bonetraill in September?
When it does not snow in Bonetraill?
Does it snow in Bonetraill in September?
How many hours of daylight does Bonetraill have in September?
When is the sunrise / sunset in September in Bonetraill?
How many hours of sunshine does Bonetraill have in September?
What is the UV index intensity in September in Bonetraill?
Average temperature in September
Bonetraill, ND
- Average high temperature in September: 71.2°F
The warmest month (with the highest average high temperature) is July (83.1°F).
The month with the lowest average high temperature is February (20.8°F).
- Average low temperature in September: 52.7°F
The month with the highest average low temperature is July (61.3°F).
The coldest months (with the lowest average low temperature) are January and February (7°F).
Average pressure in September
Bonetraill, 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
Bonetraill, ND
- Average wind speed in September: 10mph
The windiest month (with the highest average wind speed) is April (11.1mph).
The calmest month (with the lowest average wind speed) is February (8.9mph).
Average humidity in September
Bonetraill, ND
- Average humidity in September: 50%
The month with the highest relative humidity is January (89%).
The month with the lowest relative humidity is August (48%).
Average rainfall in September
Bonetraill, ND
- Average rainfall in September: 1.61"
The wettest month (with the highest rainfall) is June (2.05").
The driest month (with the least rainfall) is December (0.35").
Average rainfall days in September
Bonetraill, ND
- Average rainfall days in September: 9.1 days
The month with the highest number of rainy days is June (14.2 days).
The month with the least rainy days is December (2.5 days).
Average snowfall in September
Bonetraill, ND
- Average snowfall in September: 0"
The month with the highest snowfall is February (3.07").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Bonetraill, ND
- Average snowfall days in September: 0.1 days
The month with the highest number of snowfall days is February (12.3 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in September /
Average sunshine in September
Bonetraill, 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 36min).
The month with the least sunshine is December (Average sunshine: 4h and 0min).
Average sunshine days in September
Bonetraill, ND
- Average sunshine days in September: 19.4 days
The month with the most sunshine days is November (21.1 days).
The month with the least sunshine days is June (13.5 days).
Average UV index in September
Bonetraill, ND
- Average UV index in September: 4
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are February and December (UV index 1).
Average cloud cover in September
Bonetraill, ND
- Average cloud cover in September: 26
The month with the most cloud cover is February (Cloud cover 61).
The month with the least cloud cover is July (Cloud cover 19).
Average visibility in September
Bonetraill, ND
- Average visibility in September: 6mi
The months with the highest visibility are March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January and February (5mi).
Bonetraill, North Dakota, USA
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