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
During the transition into September, Hebron observes a decrease in the average high-temperature, falling from a warm 81.9°F (27.7°C) in August to an agreeable 71.6°F (22°C). Hebron records an average temperature drop to a fresh 51.8°F (11°C) in September.Humidity
In September, the average relative humidity is 55%.Rainfall
In Hebron, during September, the rain falls for 9.1 days and regularly aggregates up to 1.93" (49mm) of precipitation. Throughout the year, there are 100.8 rainfall days, and 14.88" (378mm) of precipitation is accumulated.Snowfall
In Hebron, snow does not fall in June through September.Daylight
In Hebron, the average length of the day in September is 12h and 32min.On the first day of September, sunrise is at 7:08 am and sunset at 8:27 pm. On the last day of the month, sunrise is at 7:46 am and sunset at 7:29 pm CDT.
Sunshine
In September, the average sunshine in Hebron is 8.6h.UV index
The average daily maximum UV index in September in Hebron is 4. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for the ordinary person.Note: In September, an average UV index of 4 transforms into the following instructions:
Safety measures are advised. Light-skinned individuals may experience burns in under half an hour. The best time to avoid the Sun's harmful UV radiation is during midday when it's most potent. A hat with a broad brim is indispensable, filtering out up to half of UV rays. Notice! The UV radiation of the Sun can be intensified nearly twofold due to the reflective quality of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are September temperatures?
What is the average humidity in September?
How many days does it rain in September?
When it does not snow?
Does it snow in Hebron in September?
How many hours of daylight does Hebron have in September?
When are sunrise and sunset in September?
How many hours of sunshine does Hebron have in September?
How high is the UV index in September?
Average temperature in September
Hebron, ND
- Average high temperature in September: 71.6°F
The warmest month (with the highest average high temperature) is July (82.9°F).
The month with the lowest average high temperature is January (21.2°F).
- Average low temperature in September: 51.8°F
The month with the highest average low temperature is July (60.4°F).
The coldest month (with the lowest average low temperature) is January (7.2°F).
Average pressure in September
Hebron, ND
- Average pressure in September: 29.94"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
Hebron, ND
- Average wind speed in September: 9.8mph
The windiest months (with the highest average wind speed) are April and October (10.7mph).
The calmest month (with the lowest average wind speed) is August (8.5mph).
Average humidity in September
Hebron, ND
- Average humidity in September: 55%
The month with the highest relative humidity is January (89%).
The month with the lowest relative humidity is August (53%).
Average rainfall in September
Hebron, ND
- Average rainfall in September: 1.93"
The wettest month (with the highest rainfall) is June (2.56").
The driest month (with the least rainfall) is February (0.51").
Average rainfall days in September
Hebron, ND
- Average rainfall days in September: 9.1 days
The month with the highest number of rainy days is June (15.4 days).
The month with the least rainy days is February (2.8 days).
Average snowfall in September
Hebron, ND
- Average snowfall in September: 0"
The month with the highest snowfall is December (3.98").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Hebron, ND
- Average snowfall days in September: 0.1 days
The month with the highest number of snowfall days is January (13.8 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in September /
Average sunshine in September
Hebron, 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 24min).
The months with the least sunshine are January and December (Average sunshine: 4h and 0min).
Average sunshine days in September
Hebron, ND
- Average sunshine days in September: 20 days
The month with the most sunshine days is September (20 days).
The month with the least sunshine days is June (13.1 days).
Average UV index in September
Hebron, ND
- Average UV index in September: 4
The month with the highest UV index is July (UV index 6).
The month with the lowest UV index is February (UV index 1).
Average cloud cover in September
Hebron, ND
- Average cloud cover in September: 25
The month with the most cloud cover is February (Cloud cover 61).
The months with the least cloud cover are July and August (Cloud cover 21).
Average visibility in September
Hebron, 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).
Hebron, North Dakota, USA
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