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
With September's arrival, Ambrose's weather changes as the average high-temperature falls from a moderately hot 80.1°F (26.7°C) in August to a pleasant 69.3°F (20.7°C). Throughout September, Ambrose witnesses a consistent average low-temperature of 50.7°F (10.4°C).Humidity
The average relative humidity in September in Ambrose is 54%.Rainfall
In Ambrose, during September, the rain falls for 8.5 days and regularly aggregates up to 1.3" (33mm) of precipitation. In Ambrose, North Dakota, during the entire year, the rain falls for 85.6 days and collects up to 11.89" (302mm) of precipitation.Snowfall
In Ambrose, snow does not fall in June through September.Daylight
The average length of the day in September in Ambrose, North Dakota, is 12h and 34min.On the first day of the month, sunrise is at 7:11 am and sunset at 8:35 pm. On the last day of September, sunrise is at 7:53 am and sunset at 7:34 pm CDT.
Sunshine
In September, the average sunshine is 8.3h.UV index
In September, the average daily maximum UV index in Ambrose is 4. A UV Index value of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV rays for average individuals.Note: A daily maximum UV index of 4 in September translates into the following instructions:
Undertake precautions - Obligation exists to protect against skin and eye damage. To avoid the Sun's strongest rays, limit exposure around the mid-day period. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes. Be aware! The intensity of the Sun's UV radiation can be amplified nearly twice due to snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Ambrose in September?
What is the average humidity in September in Ambrose?
How much does it rain in Ambrose in September?
When it does not snow in Ambrose?
Does it snow in Ambrose in September?
What is the average length of the day in September in Ambrose?
What time are sunrise and sunset in September in Ambrose?
How long on average sun shines in September in Ambrose?
How high is the UV index in September in Ambrose?
Average temperature in September
Ambrose, ND
- Average high temperature in September: 69.3°F
The warmest months (with the highest average high temperature) are July and August (80.1°F).
The month with the lowest average high temperature is February (17.2°F).
- Average low temperature in September: 50.7°F
The month with the highest average low temperature is July (58.8°F).
The coldest month (with the lowest average low temperature) is February (3.6°F).
Average pressure in September
Ambrose, ND
- Average pressure in September: 29.93"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
Ambrose, ND
- Average wind speed in September: 9.7mph
The windiest month (with the highest average wind speed) is April (10.8mph).
The calmest month (with the lowest average wind speed) is August (8.8mph).
Average humidity in September
Ambrose, ND
- Average humidity in September: 54%
The month with the highest relative humidity is January (91%).
The month with the lowest relative humidity is August (51%).
Average rainfall in September
Ambrose, ND
- Average rainfall in September: 1.3"
The wettest month (with the highest rainfall) is June (2.32").
The driest months (with the least rainfall) are January and February (0.39").
Average rainfall days in September
Ambrose, ND
- Average rainfall days in September: 8.5 days
The month with the highest number of rainy days is June (14.1 days).
The month with the least rainy days is February (1.3 days).
Average snowfall in September
Ambrose, ND
- Average snowfall in September: 0"
The month with the highest snowfall is November (3.62").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Ambrose, ND
- Average snowfall days in September: 0.1 days
The month with the highest number of snowfall days is December (14.4 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in September /
Average sunshine in September
Ambrose, 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 18min).
- Average sunshine in September: 8h and 2min
The month with the most sunshine is July (Average sunshine: 11h and 24min).
The month with the least sunshine is December (Average sunshine: 3h and 24min).
Average sunshine days in September
Ambrose, ND
- Average sunshine days in September: 19.6 days
The month with the most sunshine days is September (19.6 days).
The month with the least sunshine days is June (14.2 days).
Average UV index in September
Ambrose, 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
Ambrose, ND
- Average cloud cover in September: 28
The month with the most cloud cover is February (Cloud cover 68).
The months with the least cloud cover are July and August (Cloud cover 22).
Average visibility in September
Ambrose, 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).
Ambrose, North Dakota, USA
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