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 sees a slight reduction in average high-temperature, with a shift from a moderately hot 24.4°C (75.9°F) in August to a pleasant 20.7°C (69.3°F). Morrisburg's nights in September cool down to an average low-temperature of 10.5°C (50.9°F).Humidity
In September, the average relative humidity is 79%.Rainfall
September is the month with the least rainfall in Morrisburg. Rain falls for 13.2 days and accumulates 51mm (2.01") of precipitation.Snowfall
June through September are months without snowfall in Morrisburg.Daylight
In Morrisburg, the average length of the day in September is 12h and 31min.On the first day of the month, sunrise is at 6:23 am and sunset at 7:37 pm. On the last day of September, sunrise is at 6:58 am and sunset at 6:42 pm EDT.
Sunshine
In Morrisburg, the average sunshine in September is 8.8h.UV index
The average daily maximum UV index in September is 3. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to UV radiation for the average person.Note: An average UV index of 3 in September transforms into this advice:
Undertake precautions - It is suggested to shield oneself from sunburn. Avoiding direct sun during mid-day hours can prevent harmful UV radiation exposure. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense.
Frequently asked questions
What are September temperatures in Morrisburg?
What is the average humidity in September in Morrisburg?
What is the driest month in Morrisburg?
How much does it rain in Morrisburg in September?
When it does not snow in Morrisburg?
Does it snow in Morrisburg in September?
How many hours of daylight does Morrisburg have in September?
When are sunrise and sunset in September in Morrisburg?
How long on average sun shines in September in Morrisburg?
How high is the UV index in September in Morrisburg?
Average temperature in September
Morrisburg, Canada
- Average high temperature in September: 20.7°C
The warmest month (with the highest average high temperature) is July (25.3°C).
The month with the lowest average high temperature is January (-5°C).
- Average low temperature in September: 10.5°C
The month with the highest average low temperature is July (15.1°C).
The coldest month (with the lowest average low temperature) is January (-12.3°C).
Average pressure in September
Morrisburg, Canada
- Average pressure in September: 1017.2mbar
The month with the highest atmospheric pressure is November (1018.1mbar).
The month with the lowest atmospheric pressure is June (1012.6mbar).
Average wind speed in September
Morrisburg, Canada
- Average wind speed in September: 10.7km/h
The windiest month (with the highest average wind speed) is February (14.1km/h).
The calmest months (with the lowest average wind speed) are July and August (10.5km/h).
Average humidity in September
Morrisburg, Canada
- Average humidity in September: 79%
The months with the highest relative humidity are January and February (90%).
The month with the lowest relative humidity is April (77%).
Average rainfall in September
Morrisburg, Canada
- Average rainfall in September: 51mm
The wettest month (with the highest rainfall) is August (82mm).
The driest month (with the least rainfall) is September (51mm).
Average rainfall days in September
Morrisburg, Canada
- Average rainfall days in September: 13.2 days
The month with the highest number of rainy days is July (18.8 days).
The month with the least rainy days is February (6.2 days).
Average snowfall in September
Morrisburg, Canada
- Average snowfall in September: 0mm
The month with the highest snowfall is January (229mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Morrisburg, Canada
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (17.1 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Morrisburg, Canada
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).
- Average sunshine in September: 8h and 5min
The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is February (Average sunshine: 2h and 42min).
Average sunshine days in September
Morrisburg, Canada
- Average sunshine days in September: 14.5 days
The month with the most sunshine days is November (16 days).
The month with the least sunshine days is July (9.1 days).
Average UV index in September
Morrisburg, Canada
- Average UV index in September: 3
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in September
Morrisburg, Canada
- Average cloud cover in September: 36
The month with the most cloud cover is February (Cloud cover 73).
The month with the least cloud cover is July (Cloud cover 34).
Average visibility in September
Morrisburg, Canada
- Average visibility in September: 9km
The months with the highest visibility are April, May, June, July, September, October and November (9km).
The months with the lowest visibility are January and February (7km).
Morrisburg, Canada
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