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
September indicates a shift in the average high-temperature, from August's warm 82°F (27.8°C) to a pleasant 71.8°F (22.1°C). Sweet Briar records a consistent low-temperature of 51.8°F (11°C) during September nights.Humidity
The average relative humidity in September in Sweet Briar is 57%.Rainfall
In Sweet Briar, in September, it is raining for 8.9 days, with typically 1.46" (37mm) of accumulated precipitation. In Sweet Briar, during the entire year, the rain falls for 94.3 days and collects up to 14.29" (363mm) of precipitation.Snowfall
In Sweet Briar, snow does not fall in June through September.Daylight
In September, the average length of the day is 12h and 32min.On the first day of the month, sunrise is at 7:05 am and sunset at 8:23 pm. On the last day of September, sunrise is at 7:43 am and sunset at 7:25 pm CDT.
Sunshine
In Sweet Briar, the average sunshine in September is 8.6h.UV index
The average daily maximum UV index in September is 4. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV rays for the average person.Note: A daily high UV index of 4 in September leads to these guidelines:
Safety measures are advised. Light-skinned individuals may experience burns in under half an hour. The intensity of the Sun's UV radiation during midday suggests reducing time spent outdoors. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage.
Frequently asked questions
What is the average September temperature in Sweet Briar?
What is the average humidity in September in Sweet Briar?
How many days does it rain in September in Sweet Briar?
When it does not snow in Sweet Briar?
Does it snow in Sweet Briar in September?
How many hours of daylight does Sweet Briar have in September?
What time are sunrise and sunset in September in Sweet Briar?
How long on average sun shines in September in Sweet Briar?
What is the UV index intensity in September in Sweet Briar?
Average temperature in September
Sweet Briar, ND
- Average high temperature in September: 71.8°F
The warmest month (with the highest average high temperature) is July (83.5°F).
The month with the lowest average high temperature is January (20.7°F).
- Average low temperature in September: 51.8°F
The month with the highest average low temperature is July (61.3°F).
The coldest month (with the lowest average low temperature) is January (6.3°F).
Average pressure in September
Sweet Briar, 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
Sweet Briar, ND
- Average wind speed in September: 9.9mph
The windiest months (with the highest average wind speed) are April and October (10.8mph).
The calmest month (with the lowest average wind speed) is August (8.5mph).
Average humidity in September
Sweet Briar, ND
- Average humidity in September: 57%
The month with the highest relative humidity is January (89%).
The month with the lowest relative humidity is August (55%).
Average rainfall in September
Sweet Briar, ND
- Average rainfall in September: 1.46"
The wettest month (with the highest rainfall) is June (2.32").
The driest month (with the least rainfall) is January (0.43").
Average rainfall days in September
Sweet Briar, ND
- Average rainfall days in September: 8.9 days
The month with the highest number of rainy days is June (13.1 days).
The month with the least rainy days is February (2.3 days).
Average snowfall in September
Sweet Briar, ND
- Average snowfall in September: 0"
The month with the highest snowfall is December (3.31").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Sweet Briar, ND
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is December (12.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Sweet Briar, ND
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 48min).
The month with the shortest days is December (Average daylight: 8h and 36min).
- Average sunshine in September: 8h and 4min
The month with the most sunshine is July (Average sunshine: 11h and 18min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).
Average sunshine days in September
Sweet Briar, ND
- Average sunshine days in September: 20.1 days
The month with the most sunshine days is November (20.2 days).
The month with the least sunshine days is June (14.6 days).
Average UV index in September
Sweet Briar, 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 November and December (UV index 1).
Average cloud cover in September
Sweet Briar, ND
- Average cloud cover in September: 25
The month with the most cloud cover is February (Cloud cover 60).
The month with the least cloud cover is August (Cloud cover 21).
Average visibility in September
Sweet Briar, 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).
Sweet Briar, North Dakota, USA
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