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
September's arrival correlates with a reduction in the average high-temperature, down from a moderately hot 81.1°F (27.3°C) in August to an agreeable 70.7°F (21.5°C). During the nights in September, the temperature averages to a cool 51.1°F (10.6°C).Humidity
In September, the average relative humidity is 54%.Rainfall
In Plaza, in September, it is raining for 6.9 days, with typically 0.94" (24mm) of accumulated precipitation. Throughout the year, there are 69.9 rainfall days, and 6.77" (172mm) of precipitation is accumulated.Snowfall
June through September are months without snowfall in Plaza, North Dakota.Daylight
In September, the average length of the day is 12h and 34min.On the first day of the month, sunrise is at 7:06 am and sunset at 8:28 pm. On the last day of September, in Plaza, sunrise is at 7:46 am and sunset at 7:28 pm CDT.
Sunshine
In Plaza, North Dakota, the average sunshine in September is 8.5h.UV index
The average daily maximum UV index in September in Plaza is 4. A UV Index reading of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV rays for average individuals.Note: The UV index of 4 during September leads to these advisories:
Act with care - Obligation to protect against skin and eye damage is highlighted. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Tightly woven clothing, when worn loosely, shields effectively against the Sun.
Frequently asked questions
What is the average September temperature in Plaza?
What is the average humidity in September in Plaza?
How many days does it rain in September in Plaza?
When it does not snow in Plaza?
Does it snow in Plaza in September?
What is the average length of the day in September in Plaza?
When are sunrise and sunset in September in Plaza?
How long on average sun shines in September in Plaza?
What is the UV index intensity in September in Plaza?
Average temperature in September
Plaza, ND
- Average high temperature in September: 70.7°F
The warmest month (with the highest average high temperature) is July (82°F).
The month with the lowest average high temperature is January (19.8°F).
- Average low temperature in September: 51.1°F
The month with the highest average low temperature is July (59.5°F).
The coldest month (with the lowest average low temperature) is January (5.7°F).
Average pressure in September
Plaza, ND
- Average pressure in September: 29.94"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
Plaza, ND
- Average wind speed in September: 9.8mph
The windiest months (with the highest average wind speed) are April and October (10.7mph).
The calmest month (with the lowest average wind speed) is August (8.6mph).
Average humidity in September
Plaza, ND
- Average humidity in September: 54%
The month with the highest relative humidity is January (90%).
The month with the lowest relative humidity is August (52%).
Average rainfall in September
Plaza, ND
- Average rainfall in September: 0.94"
The wettest month (with the highest rainfall) is June (1.18").
The driest months (with the least rainfall) are January and February (0.2").
Average rainfall days in September
Plaza, ND
- Average rainfall days in September: 6.9 days
The month with the highest number of rainy days is June (11.3 days).
The month with the least rainy days is February (1.6 days).
Average snowfall in September
Plaza, ND
- Average snowfall in September: 0"
The month with the highest snowfall is February (1.14").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Plaza, ND
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is December (10.9 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Plaza, ND
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 16h and 0min).
The month with the shortest days is December (Average daylight: 8h and 24min).
- Average sunshine in September: 8h and 3min
The month with the most sunshine is July (Average sunshine: 11h and 18min).
The months with the least sunshine are January and December (Average sunshine: 3h and 54min).
Average sunshine days in September
Plaza, ND
- Average sunshine days in September: 21.1 days
The month with the most sunshine days is November (22.7 days).
The month with the least sunshine days is June (15.7 days).
Average UV index in September
Plaza, 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, March, October, November and December (UV index 2).
Average cloud cover in September
Plaza, ND
- Average cloud cover in September: 26
The month with the most cloud cover is February (Cloud cover 62).
The months with the least cloud cover are July and August (Cloud cover 22).
Average visibility in September
Plaza, ND
- Average visibility in September: 6mi
The months with the highest visibility are March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January and February (5mi).
Plaza, North Dakota, USA
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