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
Entering September, Dunkirk's average high-temperature reads a still moderately hot 73.4°F (23°C), indicating a close resemblance to the previous month's climate. During the month of September, Dunkirk anticipates a mean low-temperature of 55.4°F (13°C).Humidity
The average relative humidity in September is 80%.Rainfall
In Dunkirk, in September, during 14.4 rainfall days, 1.97" (50mm) of precipitation is typically accumulated. Throughout the year, there are 168.7 rainfall days, and 29.72" (755mm) of precipitation is accumulated.Snowfall
In Dunkirk, snow does not fall in June through September.Daylight
In September, the average length of the day is 12h and 27min.On the first day of September, sunrise is at 7:02 am and sunset at 8:06 pm. On the last day of the month, sunrise is at 7:30 am and sunset at 7:17 pm EDT.
Sunshine
In Dunkirk, the average sunshine in September is 7.8h.UV index
The average daily maximum UV index in September is 4. A UV Index reading of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.Note: The maximum daily UV index of 4 during September translates into the following directions:
Heed the precautions - Protecting the skin and eyes from damage is compulsory. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average September temperature in Dunkirk?
What is the average humidity in September in Dunkirk?
How many days does it rain in September in Dunkirk?
When it does not snow in Dunkirk?
Does it snow in Dunkirk in September?
What is the average length of the day in September in Dunkirk?
When are sunrise and sunset in September in Dunkirk?
How many hours of sunshine does Dunkirk have in September?
How high is the UV index in September in Dunkirk?
Average temperature in September
Dunkirk, OH
- Average high temperature in September: 73.4°F
The warmest month (with the highest average high temperature) is July (80.2°F).
The month with the lowest average high temperature is January (31.1°F).
- Average low temperature in September: 55.4°F
The month with the highest average low temperature is July (63.7°F).
The coldest month (with the lowest average low temperature) is January (19.8°F).
Average pressure in September
Dunkirk, OH
- Average pressure in September: 30.04"Hg
The month with the highest atmospheric pressure is November (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in September
Dunkirk, OH
- Average wind speed in September: 6.6mph
The windiest month (with the highest average wind speed) is January (10.7mph).
The calmest months (with the lowest average wind speed) are July and August (6mph).
Average humidity in September
Dunkirk, OH
- Average humidity in September: 80%
The months with the highest relative humidity are January and February (84%).
The months with the lowest relative humidity are October and November (75%).
Average rainfall in September
Dunkirk, OH
- Average rainfall in September: 1.97"
The wettest month (with the highest rainfall) is June (3.54").
The driest month (with the least rainfall) is December (1.81").
Average rainfall days in September
Dunkirk, OH
- Average rainfall days in September: 14.4 days
The month with the highest number of rainy days is May (19.3 days).
The month with the least rainy days is January (8.4 days).
Average snowfall in September
Dunkirk, OH
- Average snowfall in September: 0"
The month with the highest snowfall is February (3.74").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Dunkirk, OH
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (13.4 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Dunkirk, OH
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in September: 7h and 5min
The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 24min).
Average sunshine days in September
Dunkirk, OH
- Average sunshine days in September: 13.9 days
The month with the most sunshine days is November (16.3 days).
The month with the least sunshine days is June (9.3 days).
Average UV index in September
Dunkirk, OH
- Average UV index in September: 4
The months with the highest UV index are June and July (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in September
Dunkirk, OH
- Average cloud cover in September: 37
The month with the most cloud cover is January (Cloud cover 65).
The month with the least cloud cover is July (Cloud cover 32).
Average visibility in September
Dunkirk, OH
- Average visibility in September: 5mi
The months with the highest visibility are March, April, May, June, July, October, November and December (6mi).
The months with the lowest visibility are January, February, August and September (5mi).
Dunkirk, Ohio, USA
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