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
The shift to September brings a decrease in the average high-temperature, falling from an enjoyable 19.6°C (67.3°F) in August to a still refreshing 14.1°C (57.4°F). An average low-temperature of 5.8°C (42.4°F) is recorded in the month of September in Fort Severn.Humidity
In September, the average relative humidity is 75%.Rainfall
In Fort Severn, during September, the rain falls for 12.8 days and regularly aggregates up to 38mm (1.5") of precipitation. In Fort Severn, Canada, during the entire year, the rain falls for 88.9 days and collects up to 423mm (16.65") of precipitation.Snowfall
Months with snowfall are January through June, September through December. September is the first month it typically snows. Throughout September, in the average 1.5 snowfall days, it receives 11mm (0.43") of snow. In Fort Severn, during the entire year, snow falls for 136.5 days and aggregates up to 1147mm (45.16") of snow.Daylight
The average length of the day in September is 12h and 43min.On the first day of the month, sunrise is at 6:56 am and sunset at 8:44 pm. On the last day of September, sunrise is at 7:53 am and sunset at 7:27 pm EDT.
Sunshine
The average sunshine in September in Fort Severn is 7h.UV index
In Fort Severn, Canada, the average daily maximum UV index in September is 3. A UV Index estimate of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for average individuals.Note: In September, a regular UV index of 3 translates into these guidelines:
Adopt protective measures - It is advised to guard against sun damage. The Sun's UV radiation is especially harmful around midday, so reduce exposure and stay safe. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days. Be aware! The intensity of the Sun's UV radiation can be amplified nearly twice due to snow reflection.
Frequently asked questions
What are the temperatures in Fort Severn in September?
What is the average humidity in September in Fort Severn?
How much does it rain in Fort Severn in September?
When does it start snowing in Fort Severn?
What is the average length of the day in September in Fort Severn?
What time are sunrise and sunset in September in Fort Severn?
How long on average sun shines in September in Fort Severn?
What is the UV index reading in September in Fort Severn?
Average temperature in September
Fort Severn, Canada
- Average high temperature in September: 14.1°C
The warmest month (with the highest average high temperature) is July (22°C).
The month with the lowest average high temperature is January (-17.5°C).
- Average low temperature in September: 5.8°C
The month with the highest average low temperature is July (11.4°C).
The coldest month (with the lowest average low temperature) is January (-24.6°C).
Average pressure in September
Fort Severn, Canada
- Average pressure in September: 1013.2mbar
The month with the highest atmospheric pressure is March (1019.9mbar).
The month with the lowest atmospheric pressure is July (1009.8mbar).
Average wind speed in September
Fort Severn, Canada
- Average wind speed in September: 12.9km/h
The windiest month (with the highest average wind speed) is October (13.6km/h).
The calmest month (with the lowest average wind speed) is February (11.6km/h).
Average humidity in September
Fort Severn, Canada
- Average humidity in September: 75%
The months with the highest relative humidity are January and March (95%).
The month with the lowest relative humidity is June (60%).
Average rainfall in September
Fort Severn, Canada
- Average rainfall in September: 38mm
The wettest month (with the highest rainfall) is August (65mm).
The driest month (with the least rainfall) is February (11mm).
Average rainfall days in September
Fort Severn, Canada
- Average rainfall days in September: 12.8 days
The month with the highest number of rainy days is August (15.5 days).
The month with the least rainy days is February (0.4 days).
Average snowfall in September
Fort Severn, Canada
- Average snowfall in September: 11mm
The month with the highest snowfall is March (231mm).
The months with the least snowfall are July and August (0mm).
Average snowfall days in September
Fort Severn, Canada
- Average snowfall days in September: 1.5 days
The month with the highest number of snowfall days is March (20.9 days).
The months with the least snowfall days are July and August (0 days).
Average daylight in September /
Average sunshine in September
Fort Severn, Canada
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 17h and 30min).
The month with the shortest days is December (Average daylight: 7h and 6min).
- Average sunshine in September: 7h and 0min
The month with the most sunshine is July (Average sunshine: 9h and 24min).
The month with the least sunshine is January (Average sunshine: 1h and 6min).
Average sunshine days in September
Fort Severn, Canada
- Average sunshine days in September: 13.8 days
The month with the most sunshine days is May (16.9 days).
The month with the least sunshine days is November (8.3 days).
Average UV index in September
Fort Severn, Canada
- Average UV index in September: 3
The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are January, February, March, October, November and December (UV index 1).
Average cloud cover in September
Fort Severn, Canada
- Average cloud cover in September: 50
The month with the most cloud cover is January (Cloud cover 90).
The month with the least cloud cover is July (Cloud cover 39).
Average visibility in September
Fort Severn, Canada
- Average visibility in September: 9km
The month with the highest visibility is June (10km).
The months with the lowest visibility are January, February and March (5km).
Fort Severn, Canada
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