Stephenville
Canada
Long-term weather forecast
Long-term weather forecast

October weather forecast and climate
Stephenville, Canada

October, like September, is another chilly autumn month in Stephenville, Canada, with temperature in the range of an average low of 2°C (35.6°F) and an average high of 9°C (48.2°F).

Temperature

In Stephenville, the average high-temperature decreases, from a moderate 15°C (59°F) in September, to a chilly 9°C (48.2°F). The average low-temperature, in Stephenville, is 2°C (35.6°F).

Rainfall

In Stephenville, during 18 rainfall days, 123mm (4.8") of precipitation is typically accumulated. Throughout the year, there are 215 rainfall days, and 1309mm (51.5") of precipitation is accumulated.

Sea temperature

In Stephenville, the average water temperature is 8.3°C (46.9°F).
Note: Swimming in 8.3°C (46.9°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.

Daylight

In October, the average length of the day in Stephenville, Canada, is 10.8h.

Sunshine

The average sunshine in Stephenville, Canada, is 3h.

UV index

In Stephenville, Canada, the average daily maximum UV index in October is 2. A UV Index value of 2, and less, symbolizes a minimal health hazard from unprotected exposure to the Sun's UV rays for ordinary individuals.
Note: The daily maximum UV index of 2 in October interpret into the following advice:
People with sensitive skin, children, and babies should always be protected from prolonged sun exposure. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. 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 October in Stephenville?

In Stephenville, in October, the average high-temperature is 9°C (48.2°F), and the average low-temperature is 2°C (35.6°F).

How much does it rain in Stephenville in October?

In Stephenville, in October, during 18 rainfall days, 123mm (4.8") of precipitation is typically accumulated.

What is the sea water temperature in October in Stephenville?

In Stephenville, in October, the average water temperature is 8.3°C (46.9°F). Swimming in 8.3°C (46.9°F) is considered dangerous. Unprotected immersion in temperatures below 10°C (50°F) causes quickly maximum intensity cold shock with hyperventilation.

How many hours of daylight does Stephenville have in October?

The average length of the day in October in Stephenville, Canada, is 10.8h.

How many hours of sunshine does Stephenville have in October?

In Stephenville, Canada, the average sunshine in October is 3h.

What is the UV index reading in October in Stephenville?

In October, the average daily maximum UV index in Stephenville, Canada, is 2. A UV Index of 2, and less, symbolizes a minimal hazard to health from the exposure to the Sun's UV radiation.
Average temperature in October - Stephenville, Canada
  • Average high temperature in October: 9°C

Warmest months (with the highest average high temperature) are July and August (20°C).
The month with the lowest average high temperature is February (-4°C).

  • Average low temperature in October: 2°C

Months with the highest average low temperature are July and August (11°C).
The coldest month (with the lowest average low temperature) is February (-12°C).

Average rainfall in October - Stephenville, Canada
  • Average rainfall in October: 123mm

The wettest month (with the highest rainfall) is January (135mm).
The driest month (with the lowest rainfall) is April (73mm).

Average rainfall days in October - Stephenville, Canada
  • Average rainfall days in October: 18 days

The month with the highest number of rainy days is January (25 days).
Months with the lowest number of rainy days are May and June (14 days).

Average sea temperature in October - Stephenville, Canada
  • Average sea temperature in October: 8.3°C

The best month for swimming (with the highest average sea temperature) is August (15.5°C).
The coldest month (with the lowest average sea temperature) is March (-0.3°C).

Average daylight in October / Average sunshine in October - Stephenville, Canada
  • Average daylight in October: 10.8h

The month with the longest days is June (Average daylight: 16.1h).
The month with shortest days is December (Average daylight: 8.4h).

  • Average sunshine in October: 3h

Months with most sunshine are May, June, July and August (Average sunshine: 6h).
The month with least sunshine is December (Average sunshine: 1h).

Average UV index in October - Stephenville, Canada
  • Average UV index in October: 2

Months with the highest UV index are June and July (UV index 7).
Months with the lowest UV index are January, February, November and December (UV index 1).