September weather forecastHope, ND
September
Weather in September
The first month of the autumn, September, is still a pleasant month in Hope, North Dakota, with an average temperature varying between 52°F (11.1°C) and 70.7°F (21.5°C).Temperature
During Hope's transition into September, the average high-temperature lessens, moving from a moderately hot 80.4°F (26.9°C) in August to a pleasant 70.7°F (21.5°C). During the month of September, an average low-temperature of 52°F (11.1°C) is recorded.Humidity
In Hope, the average relative humidity in September is 62%.Rainfall
In Hope, in September, during 8.6 rainfall days, 1.77" (45mm) of precipitation is typically accumulated. In Hope, during the entire year, the rain falls for 101.8 days and collects up to 18.23" (463mm) of precipitation.Snowfall
In Hope, North Dakota, snow does not fall in June through September.Daylight
In Hope, the average length of the day in September is 12h and 33min.On the first day of the month, sunrise is at 6:50 am and sunset at 8:10 pm. On the last day of September, sunrise is at 7:29 am and sunset at 7:11 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 reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for ordinary individuals.Note: The UV index of 4 in September translates into these instructions:
Take necessary precautions - Suggestions to elude sunburn are provided. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Opt for tightly woven and loose clothing to enhance protection from the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Hope, ND
- Average high temperature in September: 70.7°F
The warmest months (with the highest average high temperature) are July and August (80.4°F).
The month with the lowest average high temperature is January (15.6°F).
- Average low temperature in September: 52°F
The month with the highest average low temperature is July (60.3°F).
The coldest month (with the lowest average low temperature) is January (1.8°F).
Average pressure in September
Hope, ND
- Average pressure in September: 29.96"Hg
The month with the highest atmospheric pressure is February (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.86"Hg).
Average wind speed in September
Hope, ND
- Average wind speed in September: 10mph
The windiest month (with the highest average wind speed) is October (10.9mph).
The calmest months (with the lowest average wind speed) are July and August (8.3mph).
Average humidity in September
Hope, ND
- Average humidity in September: 62%
The month with the highest relative humidity is January (91%).
The month with the lowest relative humidity is August (61%).
Average rainfall in September
Hope, ND
- Average rainfall in September: 1.77"
The wettest month (with the highest rainfall) is June (3.5").
The driest months (with the least rainfall) are January and February (0.55").
Average rainfall days in September
Hope, ND
- Average rainfall days in September: 8.6 days
The month with the highest number of rainy days is June (16.9 days).
The month with the least rainy days is February (1.9 days).
Average snowfall in September
Hope, ND
- Average snowfall in September: 0"
The month with the highest snowfall is December (4.25").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Hope, ND
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is December (14 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Hope, ND
- Average daylight in September: 12h and 30min
The month with the longest days is June (Average daylight: 15h and 54min).
The month with the shortest days is December (Average daylight: 8h and 30min).
- Average sunshine in September: 8h and 36min
The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is January (Average sunshine: 3h and 18min).
Average sunshine days in September
Hope, ND
- Average sunshine days in September: 20.4 days
The month with the most sunshine days is September (20.4 days).
The month with the least sunshine days is June (10.3 days).
Average UV index in September
Hope, ND
- Average UV index in September: 4
The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February and November (UV index 1).
Average cloud cover in September
Hope, ND
- Average cloud cover in September: 30
The month with the most cloud cover is January (Cloud cover 65).
The month with the least cloud cover is August (Cloud cover 25).
Average visibility in September
Hope, 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).





