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 involves a decrease in the average high-temperature, falling from a warm 82.4°F (28°C) in August to a pleasant 73°F (22.8°C). Hettinger experiences an average low-temperature of 53.4°F (11.9°C) in the month of September.Humidity
In Hettinger, the average relative humidity in September is 51%.Rainfall
In September, in Hettinger, North Dakota, the rain falls for 8.1 days. Throughout September, 1.14" (29mm) of precipitation is accumulated. In Hettinger, during the entire year, the rain falls for 104.8 days and collects up to 15.2" (386mm) of precipitation.Snowfall
July through September are months without snowfall in Hettinger, North Dakota.Daylight
The average length of the day in September is 12h and 31min.On the first day of September, sunrise is at 6:12 am and sunset at 7:28 pm. On the last day of the month, sunrise is at 6:48 am and sunset at 6:31 pm MDT.
Sunshine
In September, the average sunshine is 9.7h.UV index
In Hettinger, the average daily maximum UV index in September is 4. A UV Index of 3 to 5 symbolizes a moderate health risk from unprotected exposure to Sun's UV rays for average individuals.Note: An average maximum UV index of 4 in September leads to these recommendations:
Adopt protective measures - Suggestions to resist sunburn are offered. To avoid the Sun's strongest rays, limit exposure around the mid-day period. Tightly woven clothing, when worn loosely, shields effectively against the Sun. Be informed! The Sun's UV radiation can be nearly doubled due to the reflection from snow.
Frequently asked questions
What is the average September temperature in Hettinger?
What is the average humidity in September in Hettinger?
How many days does it rain in September in Hettinger?
When it does not snow in Hettinger?
Does it snow in Hettinger in September?
How many hours of daylight does Hettinger have in September?
When are sunrise and sunset in September in Hettinger?
How many hours of sunshine does Hettinger have in September?
How high is the UV index in September in Hettinger?
Average temperature in September
Hettinger, ND
- Average high temperature in September: 73°F
The warmest month (with the highest average high temperature) is July (84.7°F).
The month with the lowest average high temperature is January (25.5°F).
- Average low temperature in September: 53.4°F
The month with the highest average low temperature is July (62.4°F).
The coldest month (with the lowest average low temperature) is January (12°F).
Average pressure in September
Hettinger, 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
Hettinger, ND
- Average wind speed in September: 10.7mph
The windiest months (with the highest average wind speed) are January and October (11.7mph).
The calmest month (with the lowest average wind speed) is August (9.7mph).
Average humidity in September
Hettinger, ND
- Average humidity in September: 51%
The month with the highest relative humidity is January (84%).
The month with the lowest relative humidity is August (50%).
Average rainfall in September
Hettinger, ND
- Average rainfall in September: 1.14"
The wettest month (with the highest rainfall) is May (2.48").
The driest months (with the least rainfall) are January and November (0.51").
Average rainfall days in September
Hettinger, ND
- Average rainfall days in September: 8.1 days
The month with the highest number of rainy days is May (15.3 days).
The month with the least rainy days is November (3 days).
Average snowfall in September
Hettinger, ND
- Average snowfall in September: 0"
The month with the highest snowfall is February (4.84").
The months with the least snowfall are July, August and September (0").
Average snowfall days in September
Hettinger, ND
- Average snowfall days in September: 0.1 days
The month with the highest number of snowfall days is February (13.5 days).
The months with the least snowfall days are July and August (0 days).
Average daylight in September /
Average sunshine in September
Hettinger, ND
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 42min).
The month with the shortest days is December (Average daylight: 8h and 42min).
- Average sunshine in September: 9h and 4min
The month with the most sunshine is July (Average sunshine: 11h and 30min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).
Average sunshine days in September
Hettinger, ND
- Average sunshine days in September: 19 days
The month with the most sunshine days is November (19.5 days).
The month with the least sunshine days is April (11.8 days).
Average UV index in September
Hettinger, ND
- Average UV index in September: 4
The months with the highest UV index are June, July and August (UV index 6).
The month with the lowest UV index is November (UV index 1).
Average cloud cover in September
Hettinger, ND
- Average cloud cover in September: 23
The months with the most cloud cover are January and February (Cloud cover 52).
The months with the least cloud cover are July and August (Cloud cover 20).
Average visibility in September
Hettinger, 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).
Hettinger, North Dakota, USA
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