September weather forecast
Senneterre, Canada

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Weather in September

The first month of the autumn, September, is also an enjoyable month in Senneterre, Canada, with an average temperature varying between 16.8°C (62.2°F) and 7.5°C (45.5°F).

Temperature

In Senneterre, the beginning of September is marked by a marginally lowered average high-temperature, shifting from August's pleasant 21.5°C (70.7°F) to an enjoyable 16.8°C (62.2°F). Senneterre observes an average low-temperature of 7.5°C (45.5°F) during September nights.

Humidity

The average relative humidity in September in Senneterre is 80%.

Rainfall

In Senneterre, during September, the rain falls for 14 days and regularly aggregates up to 51mm (2.01") of precipitation. In Senneterre, during the entire year, the rain falls for 122.4 days and collects up to 652mm (25.67") of precipitation.

Snowfall

Months with snowfall in Senneterre are January through June, September through December. September is the first month it typically snows. Throughout September, in the average 0.3 snowfall days, it receives 3mm (0.12") of snow. In Senneterre, Canada, during the entire year, snow falls for 135 days and aggregates up to 1741mm (68.54") of snow.

Daylight

In Senneterre, the average length of the day in September is 12h and 34min.
On the first day of September, sunrise is at 6:27 am and sunset at 7:49 pm. On the last day of the month, sunrise is at 7:07 am and sunset at 6:49 pm EDT.

Sunshine

The average sunshine in September is 7.2h.

UV index

The average daily maximum UV index in September in Senneterre is 3. A UV Index reading of 3 to 5 represents a moderate threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: An average UV index of 3 in September transforms into this advice:
Take heed. Individuals of lighter complexion can be burned in less than half an hour. To guard against the harmful effects of the Sun, minimize exposure during midday. Tightly woven clothing, when worn loosely, shields effectively against the Sun. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.

Frequently asked questions

What are the temperatures in Senneterre in September?

An average high-temperature, in September, in Senneterre, is 16.8°C (62.2°F) and the average low-temperature is 7.5°C (45.5°F).

What is the average humidity in September in Senneterre?

The average relative humidity in September in Senneterre, Canada, is 80%.

How many days does it rain in September in Senneterre?

In Senneterre, Canada, in September, it is raining for 14 days, with typically 51mm (2.01") of accumulated precipitation.

When does it start snowing in Senneterre?

September is the first month it typically snows. Throughout September, in the average 0.3 snowfall days, it receives 3mm (0.12") of snow.

What is the average length of the day in September in Senneterre?

In Senneterre, the average day length in September is 12h and 34min.

When is the sunrise / sunset in September in Senneterre?

On the first day of September in Senneterre, sunrise is at 6:27 am and sunset at 7:49 pm. On the last day of the month, sunrise is at 7:07 am and sunset at 6:49 pm EDT.

How many hours of sunshine does Senneterre have in September?

In Senneterre, the average sunshine duration in September is 7.2h.

How high is the UV index in September in Senneterre?

In September, the average daily maximum UV index is 3. A UV Index value of 3 to 5 symbolizes a moderate health threat from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Senneterre, Canada

Average temperature in September - Senneterre, Canada
  • Average high temperature in September: 16.8°C

The warmest month (with the highest average high temperature) is July (23.5°C).
The month with the lowest average high temperature is January (-10.1°C).

  • Average low temperature in September: 7.5°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 (-18.3°C).

Average pressure in September
Senneterre, Canada

Average pressure in September - Senneterre, Canada
  • Average pressure in September: 1016.2mbar

The month with the highest atmospheric pressure is March (1018.8mbar).
The month with the lowest atmospheric pressure is June (1012mbar).

Average wind speed in September
Senneterre, Canada

Average wind speed in September - Senneterre, Canada
  • Average wind speed in September: 11.1km/h

The windiest month (with the highest average wind speed) is November (12.6km/h).
The calmest month (with the lowest average wind speed) is August (10.6km/h).

Average humidity in September
Senneterre, Canada

Average humidity in September - Senneterre, Canada
  • Average humidity in September: 80%

The month with the highest relative humidity is February (95%).
The months with the lowest relative humidity are May and June (69%).

Average rainfall in September
Senneterre, Canada

Average rainfall in September - Senneterre, Canada
  • Average rainfall in September: 51mm

The wettest month (with the highest rainfall) is October (79mm).
The driest month (with the least rainfall) is January (39mm).

Average rainfall days in September
Senneterre, Canada

Average rainfall days in September - Senneterre, Canada
  • Average rainfall days in September: 14 days

The month with the highest number of rainy days is August (17.2 days).
The month with the least rainy days is February (1.3 days).

Average snowfall in September
Senneterre, Canada

Average snowfall in September - Senneterre, Canada
  • Average snowfall in September: 3mm

The month with the highest snowfall is February (304mm).
The months with the least snowfall are July and August (0mm).

Average snowfall days in September
Senneterre, Canada

Average snowfall days in September - Senneterre, Canada
  • Average snowfall days in September: 0.3 days

The month with the highest number of snowfall days is December (23 days).
The months with the least snowfall days are July and August (0 days).

Average daylight in September /
Average sunshine in September
Senneterre, Canada

Average daylight in September / Average sunshine in September - Senneterre, Canada
  • 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: 7h and 1min

The month with the most sunshine is July (Average sunshine: 9h and 18min).
The month with the least sunshine is February (Average sunshine: 0h and 54min).

Average sunshine days in September
Senneterre, Canada

Average sunshine days in September - Senneterre, Canada
  • Average sunshine days in September: 13.5 days

The month with the most sunshine days is June (14.7 days).
The month with the least sunshine days is April (7.3 days).

Average UV index in September
Senneterre, Canada

Average UV index in September - Senneterre, 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, October, November and December (UV index 1).

Average cloud cover in September
Senneterre, Canada

Average cloud cover in September - Senneterre, Canada
  • Average cloud cover in September: 50

The month with the most cloud cover is February (Cloud cover 90).
The month with the least cloud cover is July (Cloud cover 42).

Average visibility in September
Senneterre, Canada

Average visibility in September - Senneterre, Canada
  • Average visibility in September: 8km

The months with the highest visibility are May, June and July (9km).
The month with the lowest visibility is January (5km).

Senneterre, Canada

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