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
South Heart's weather in September involves a decrease in the average high-temperature, moving down from August's moderately hot 81.7°F (27.6°C) to a pleasant 71.4°F (21.9°C). Nighttime temperatures in South Heart hover around an average low of 52.7°F (11.5°C) in September.Humidity
In South Heart, the average relative humidity in September is 52%.Rainfall
In South Heart, North Dakota, in September, during 8.2 rainfall days, 1.5" (38mm) of precipitation is typically accumulated. In South Heart, North Dakota, during the entire year, the rain falls for 90.5 days and collects up to 13.78" (350mm) of precipitation.Snowfall
June through September are months without snowfall.Daylight
In September, the average length of the day in South Heart is 12h and 32min.On the first day of the month, sunrise is at 6:12 am and sunset at 7:30 pm. On the last day of September, in South Heart, sunrise is at 6:50 am and sunset at 6:32 pm MDT.
Sunshine
In South Heart, the average sunshine in September is 9.8h.UV index
In September, the average daily maximum UV index in South Heart is 4. A UV Index of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV rays for the average person.Note: An average UV index of 4 in September transforms into this advice:
Be careful. Light complexion individuals might get burns in fewer than 30 minutes. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses. Watch out! The Sun's UV radiation can be nearly magnified twofold due to snow reflection.
Frequently asked questions
What is the temperature in September in South Heart?
What is the average humidity in September in South Heart?
How much does it rain in South Heart in September?
When it does not snow in South Heart?
Does it snow in South Heart in September?
What is the average length of the day in September in South Heart?
When are sunrise and sunset in September in South Heart?
How many hours of sunshine does South Heart have in September?
What is the UV index reading in September in South Heart?
Average temperature in September
South Heart, ND
- Average high temperature in September: 71.4°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 (23.5°F).
- Average low temperature in September: 52.7°F
The month with the highest average low temperature is July (61.5°F).
The coldest month (with the lowest average low temperature) is January (9.9°F).
Average pressure in September
South Heart, ND
- Average pressure in September: 29.93"Hg
The month with the highest atmospheric pressure is February (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.84"Hg).
Average wind speed in September
South Heart, ND
- Average wind speed in September: 10.5mph
The windiest month (with the highest average wind speed) is January (11.9mph).
The calmest month (with the lowest average wind speed) is August (9.3mph).
Average humidity in September
South Heart, ND
- Average humidity in September: 52%
The month with the highest relative humidity is January (87%).
The month with the lowest relative humidity is August (51%).
Average rainfall in September
South Heart, ND
- Average rainfall in September: 1.5"
The wettest months (with the highest rainfall) are May and July (1.93").
The driest month (with the least rainfall) is January (0.43").
Average rainfall days in September
South Heart, ND
- Average rainfall days in September: 8.2 days
The month with the highest number of rainy days is June (12.9 days).
The months with the least rainy days are January and February (2.3 days).
Average snowfall in September
South Heart, ND
- Average snowfall in September: 0"
The month with the highest snowfall is November (3.15").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
South Heart, ND
- Average snowfall days in September: 0.1 days
The month with the highest number of snowfall days is February (11.9 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in September /
Average sunshine in September
South Heart, 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: 9h and 5min
The month with the most sunshine is July (Average sunshine: 11h and 30min).
The months with the least sunshine are January and February (Average sunshine: 4h and 24min).
Average sunshine days in September
South Heart, ND
- Average sunshine days in September: 19.9 days
The month with the most sunshine days is September (19.9 days).
The month with the least sunshine days is April (14.4 days).
Average UV index in September
South Heart, ND
- Average UV index in September: 4
The months with the highest UV index are July and August (UV index 6).
The months with the lowest UV index are January, February, October, November and December (UV index 2).
Average cloud cover in September
South Heart, ND
- Average cloud cover in September: 24
The month with the most cloud cover is February (Cloud cover 56).
The months with the least cloud cover are July and August (Cloud cover 20).
Average visibility in September
South Heart, ND
- Average visibility in September: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
South Heart, North Dakota, USA
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