September weather forecast
Grand Bank, Canada

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Weather in September

September, the first month of the autumn in Grand Bank, is also a moderate month, with an average temperature fluctuating between 15.7°C (60.3°F) and 13.4°C (56.1°F).

Temperature

Upon the onset of September, Grand Bank witnesses an average high-temperature of a moderate 15.7°C (60.3°F), showing a close resemblance to the prior month. A consistent average low-temperature of 13.4°C (56.1°F), with a minor variance from the daytime highs, is noted in Grand Bank during the nights of September.

Humidity

The average relative humidity in September is 81%.

Rainfall

In Grand Bank, in September, it is raining for 11.6 days, with typically 53mm (2.09") of accumulated precipitation. In Grand Bank, during the entire year, the rain falls for 140.2 days and collects up to 719mm (28.31") of precipitation.

Snowfall

In Grand Bank, snow does not fall in June through October.

Sea temperature

In Grand Bank, Canada, in September, the average water temperature is 13.7°C (56.7°F).
Note: In 13.7°C (56.7°F), cold shock and rapid breathing can occur when swimming at temperatures below 10°C (50°F).

Daylight

In September, the average length of the day is 12h and 33min.
On the first day of September in Grand Bank, sunrise is at 6:33 am and sunset at 7:52 pm. On the last day of the month, sunrise is at 7:11 am and sunset at 6:54 pm NDT.

Sunshine

In Grand Bank, the average sunshine in September is 6.7h.

UV index

In September, the average daily maximum UV index is 4. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for ordinary individuals.
Note: The maximum daily UV index of 4 in September converts into the following recommendations:
Guard yourself - Precautionary measures against sun damage are advocated. Avoid the Sun's strongest UV rays by seeking shade and limiting exposure during midday. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim.
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Frequently asked questions

What is the usual temperature for Grand Bank in September?

In Grand Bank, in September, the average high-temperature is 15.7°C (60.3°F), and the average low-temperature is 13.4°C (56.1°F).

What is the average humidity in September in Grand Bank?

The average relative humidity in September in Grand Bank is 81%.

How much does it rain in Grand Bank in September?

In Grand Bank, Canada, during September, the rain falls for 11.6 days and regularly aggregates up to 53mm (2.09") of precipitation.

When it does not snow in Grand Bank?

In Grand Bank, snow does not fall in June through October.

How cold is the water in September in Grand Bank?

In Grand Bank, in September, the average water temperature is 13.7°C (56.7°F). At temperatures below 10°C (50°F), swimming in a suitably protected swimsuit is feasible; otherwise, cold shock and loss of breathing control are imminent. Even a short swim, without thermal protection, at temperatures around 13°C (55.4°F) is not comfortable.

What is the average length of the day in September in Grand Bank?

In Grand Bank, the average day length in September is 12h and 33min.

What time are sunrise and sunset in September in Grand Bank?

In September, on the first day of the month, sunrise is at 6:33 am and sunset at 7:52 pm. On the last day of the month, sunrise is at 7:11 am and sunset at 6:54 pm NDT.

How long on average sun shines in September in Grand Bank?

In Grand Bank, the average sunshine duration in September is 6.7h.

How high is the UV index in September in Grand Bank?

In Grand Bank, Canada, the average daily maximum UV index in September is 4. A UV Index estimate of 3 to 5 represents a moderate vulnerability from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover

Average temperature in September
Grand Bank, Canada

Average temperature in September - Grand Bank, Canada
  • Average high temperature in September: 15.7°C

The warmest month (with the highest average high temperature) is August (17.9°C).
The month with the lowest average high temperature is February (-0.2°C).

  • Average low temperature in September: 13.4°C

The month with the highest average low temperature is August (16.2°C).
The coldest month (with the lowest average low temperature) is February (-3.4°C).

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Average pressure in September
Grand Bank, Canada

Average pressure in September - Grand Bank, Canada
  • Average pressure in September: 1015.9mbar

The month with the highest atmospheric pressure is September (1015.9mbar).
The month with the lowest atmospheric pressure is February (1009.2mbar).

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Average wind speed in September
Grand Bank, Canada

Average wind speed in September - Grand Bank, Canada
  • Average wind speed in September: 27.8km/h

The windiest month (with the highest average wind speed) is January (37.2km/h).
The calmest month (with the lowest average wind speed) is July (22.3km/h).

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Average humidity in September
Grand Bank, Canada

Average humidity in September - Grand Bank, Canada
  • Average humidity in September: 81%

The month with the highest relative humidity is July (89%).
The months with the lowest relative humidity are January, November and December (79%).

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Average rainfall in September
Grand Bank, Canada

Average rainfall in September - Grand Bank, Canada
  • Average rainfall in September: 53mm

The wettest month (with the highest rainfall) is November (69mm).
The driest month (with the least rainfall) is May (50mm).

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Average rainfall days in September
Grand Bank, Canada

Average rainfall days in September - Grand Bank, Canada
  • Average rainfall days in September: 11.6 days

The month with the highest number of rainy days is July (14.7 days).
The month with the least rainy days is February (5.5 days).

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Average snowfall in September
Grand Bank, Canada

Average snowfall in September - Grand Bank, Canada
  • Average snowfall in September: 0mm

The month with the highest snowfall is March (50mm).
The months with the least snowfall are June, July, August, September and October (0mm).

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Average snowfall days in September
Grand Bank, Canada

Average snowfall days in September - Grand Bank, Canada
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (7.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average sea temperature in September
Grand Bank, Canada

Average sea temperature in September - Grand Bank, Canada
  • Average sea temperature in September: 13.7°C

The best month for swimming (with the highest average sea temperature) is August (15.2°C).
The coldest month (with the lowest average sea temperature) is March (0.8°C).

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Average daylight in September /
Average sunshine in September
Grand Bank, Canada

Average daylight in September / Average sunshine in September - Grand Bank, 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: 6h and 4min

The month with the most sunshine is August (Average sunshine: 8h and 18min).
The month with the least sunshine is January (Average sunshine: 2h and 6min).

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Average sunshine days in September
Grand Bank, Canada

Average sunshine days in September - Grand Bank, Canada
  • Average sunshine days in September: 15.6 days

The month with the most sunshine days is August (15.8 days).
The month with the least sunshine days is December (9.2 days).

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Average UV index in September
Grand Bank, Canada

Average UV index in September - Grand Bank, Canada
  • Average UV index in September: 4

The month with the highest UV index is August (UV index 5).
The months with the lowest UV index are January, March and December (UV index 1).

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Average cloud cover in September
Grand Bank, Canada

Average cloud cover in September - Grand Bank, Canada
  • Average cloud cover in September: 45

The month with the most cloud cover is January (Cloud cover 80).
The months with the least cloud cover are August and September (Cloud cover 45).

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Average visibility in September
Grand Bank, Canada

Average visibility in September - Grand Bank, Canada
  • Average visibility in September: 10km

The months with the highest visibility are August, September and October (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, November and December (9km).

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Grand Bank, Canada

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