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 transition into September indicates a reduction in the average high-temperature, down to a pleasant 69.4°F (20.8°C) from August's warm 80.1°F (26.7°C). Barton experiences a nighttime temperature average of 50.2°F (10.1°C) during September.Humidity
In September, the average relative humidity is 59%.Rainfall
In September, the rain falls for 8.9 days. Throughout September, 1.57" (40mm) of precipitation is accumulated. In Barton, 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
In September, the average sunshine 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 medium health hazard from unsafe exposure to UV radiation for the ordinary person.Note: The maximum UV index of 4 during September translates into these guidelines:
Prioritize safety - Suggestions to prevent sun damage are offered. Limiting sun exposure during midday hours helps in reducing the harmful effects of UV radiation. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average September temperature?
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?
How many hours of daylight does Barton have in September?
When are sunrise and sunset in September?
How long on average sun shines in September?
What is the UV index reading in September?
Average temperature in September
Barton, 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
Barton, 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
Barton, 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
Barton, 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
Barton, 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
Barton, 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
Barton, 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
Barton, 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
Barton, 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 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
Barton, 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
Barton, 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
Barton, 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
Barton, 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).
Barton, North Dakota, USA
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