Cartwright
Canada
Long-term weather forecast
Long-term weather forecast

September weather forecast and climate
Cartwright, Canada

September, the first month of the autumn, in Cartwright, is still a cool month, with average temperature fluctuating between 12°C (53.6°F) and 4°C (39.2°F).

Temperature

In Cartwright, the average high-temperature decreases, from a comfortable 17°C (62.6°F) in August, to a cool 12°C (53.6°F). In September, the average low-temperature is 4°C (39.2°F).

Rainfall

In Cartwright, it is raining for 15 days, with typically 88mm (3.5") of accumulated precipitation. In Cartwright, during the entire year, the rain falls for 188 days and collects up to 970mm (38.2") of precipitation.

Sea temperature

In Cartwright, the average seawater temperature in September is 5°C (41°F).
Note: Swimming in 5°C (41°F) is considered dangerous. Unprotected immersion in temperatures below 10°C (50°F) causes quickly maximum intensity cold shock with hyperventilation.

Daylight

In September, the average length of the day in Cartwright is 12.7h.

Sunshine

In Cartwright, the average sunshine in September is 4h.

UV index

In Cartwright, the average daily maximum UV index is 3. A UV Index estimate of 3 to 5 represents a medium vulnerability from the exposure to the Sun's UV rays for the ordinary person.
Note: The daily maximum UV index of 3 interpret into the following advice:
Take precautions - Protection against the skin and eye damage is obliged. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.

What is the temperature in September in Cartwright?

In Cartwright, Canada, in September, the average high-temperature is 12°C (53.6°F), and the average low-temperature is 4°C (39.2°F).

How many days does it rain in September in Cartwright?

In Cartwright, Canada, in September, it is raining for 15 days, with typically 88mm (3.5") of accumulated precipitation.

What is the sea water temperature in September in Cartwright?

In September, the average sea temperature in Cartwright, Canada, is 5°C (41°F). Swimming in 5°C (41°F) is considered life-threatening. Even a few minutes in 13°C (55.4°F) water is uncomfortable, and swimming below 10°C (50°F) may cause total loss of breathing control and cold shock, depending on a person's physique.

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

In September, the average length of the day is 12.7h.

How long on average sun shines in September in Cartwright?

In September, the average sunshine is 4h.

What is the UV index intensity in September in Cartwright?

In September, the average daily maximum UV index in Cartwright is 3. A UV Index value of 3 to 5 symbolizes a medium hazard to health from the exposure to the Sun's UV radiation.
Average temperature in September - Cartwright, Canada
  • Average high temperature in September: 12°C

The warmest month (with the highest average high temperature) is July (18°C).
The month with the lowest average high temperature is January (-9°C).

  • Average low temperature in September: 4°C

Months with the highest average low temperature are July and August (7°C).
Coldest months (with the lowest average low temperature) are January and February (-19°C).

Average rainfall in September - Cartwright, Canada
  • Average rainfall in September: 88mm

The wettest month (with the highest rainfall) is March (97mm).
The driest month (with the lowest rainfall) is May (63mm).

Average rainfall days in September - Cartwright, Canada
  • Average rainfall days in September: 15 days

Months with the highest number of rainy days are August and December (17 days).
Months with the lowest number of rainy days are February and April (14 days).

Average sea temperature in September - Cartwright, Canada
  • Average sea temperature in September: 5°C

The best month for swimming (with the highest average sea temperature) is August (7°C).
Coldest months (with the lowest average sea temperature) are January, February, March and April (-1°C).

Average daylight in September / Average sunshine in September - Cartwright, Canada
  • Average daylight in September: 12.7h

The month with the longest days is June (Average daylight: 17h).
The month with shortest days is December (Average daylight: 7.5h).

  • Average sunshine in September: 4h

Months with most sunshine are June, July and August (Average sunshine: 6h).
Months with least sunshine are November and December (Average sunshine: 2).

Average UV index in September - Cartwright, Canada
  • Average UV index in September: 3

Months with the highest UV index are June and July (UV index 6).
Months with the lowest UV index are January and December (UV index 0).