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 sea temperature 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
The arrival of September is marked by a minor reduction in average high-temperature, sliding from a pleasant 21.4°C (70.5°F) in August to a refreshing 16.8°C (62.2°F). Montmagny records a steady low-temperature average of 7.6°C (45.7°F) during September.Humidity
In Montmagny, Canada, the average relative humidity in September is 80%.Rainfall
In Montmagny, Canada, in September, during 12.5 rainfall days, 53mm (2.09") of precipitation is typically accumulated. Throughout the year, in Montmagny, there are 152.6 rainfall days, and 754mm (29.69") of precipitation is accumulated.Snowfall
June through September are months without snowfall in Montmagny.Sea temperature
In Montmagny, in September, the average water temperature is 12.1°C (53.8°F).Note: Caution: 12.1°C (53.8°F) temperatures below 10°C (50°F) during swimming can result in intense cold shock and quickened breathing.
Daylight
In Montmagny, the average length of the day in September is 12h and 32min.On the first day of September in Montmagny, sunrise is at 6:02 am and sunset at 7:21 pm. On the last day of the month, sunrise is at 6:40 am and sunset at 6:23 pm EDT.
Sunshine
In September, the average sunshine in Montmagny is 8.2h.UV index
In September, the average daily maximum UV index in Montmagny is 3. A UV Index of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV radiation for average individuals.Note: A typical high UV index of 3 in September suggests the following recommendations:
Be cautious. Those with fair skin can be subjected to burns in fewer than 30 minutes. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses.
Frequently asked questions
What is the average September temperature in Montmagny?
What is the average humidity in September in Montmagny?
How many days does it rain in September in Montmagny?
When it does not snow in Montmagny?
Does it snow in Montmagny in September?
How cold is the water in September in Montmagny?
What is the average length of the day in September in Montmagny?
When are sunrise and sunset in September in Montmagny?
How many hours of sunshine does Montmagny have in September?
What is the UV index reading in September in Montmagny?
Average temperature in September
Montmagny, Canada
- Average high temperature in September: 16.8°C
The warmest month (with the highest average high temperature) is July (22.1°C).
The month with the lowest average high temperature is January (-8.5°C).
- Average low temperature in September: 7.6°C
The month with the highest average low temperature is July (12.3°C).
The coldest month (with the lowest average low temperature) is January (-16.8°C).
Average pressure in September
Montmagny, Canada
- Average pressure in September: 1016.4mbar
The month with the highest atmospheric pressure is March (1016.9mbar).
The month with the lowest atmospheric pressure is June (1011.9mbar).
Average wind speed in September
Montmagny, Canada
- Average wind speed in September: 10km/h
The windiest months (with the highest average wind speed) are January, February and March (11.5km/h).
The calmest months (with the lowest average wind speed) are June, July, August and September (10km/h).
Average humidity in September
Montmagny, Canada
- Average humidity in September: 80%
The months with the highest relative humidity are January, February and March (92%).
The month with the lowest relative humidity is May (76%).
Average rainfall in September
Montmagny, Canada
- Average rainfall in September: 53mm
The wettest month (with the highest rainfall) is October (79mm).
The driest month (with the least rainfall) is February (51mm).
Average rainfall days in September
Montmagny, Canada
- Average rainfall days in September: 12.5 days
The month with the highest number of rainy days is April (16.6 days).
The month with the least rainy days is February (5.1 days).
Average snowfall in September
Montmagny, Canada
- Average snowfall in September: 0mm
The month with the highest snowfall is March (314mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Montmagny, Canada
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (19.1 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average sea temperature in September
Montmagny, Canada
- Average sea temperature in September: 12.1°C
The best month for swimming (with the highest average sea temperature) is August (13.9°C).
The coldest month (with the lowest average sea temperature) is February (0.8°C).
Average daylight in September /
Average sunshine in September
Montmagny, Canada
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 48min).
The month with the shortest days is December (Average daylight: 8h and 36min).
- Average sunshine in September: 8h and 1min
The month with the most sunshine is August (Average sunshine: 10h and 12min).
The month with the least sunshine is February (Average sunshine: 3h and 30min).
Average sunshine days in September
Montmagny, Canada
- Average sunshine days in September: 15.2 days
The month with the most sunshine days is September (15.2 days).
The month with the least sunshine days is April (8 days).
Average UV index in September
Montmagny, Canada
- Average UV index in September: 3
The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, February, March and December (UV index 1).
Average cloud cover in September
Montmagny, Canada
- Average cloud cover in September: 39
The months with the most cloud cover are January and February (Cloud cover 62).
The months with the least cloud cover are July and August (Cloud cover 37).
Average visibility in September
Montmagny, Canada
- Average visibility in September: 8km
The months with the highest visibility are May and June (9km).
The months with the lowest visibility are January and February (6km).
Montmagny, Canada
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