September weather forecast and climate
Penticton, Canada

September, the first month of the autumn, in Penticton, is still a pleasant month, with average temperature fluctuating between 22.2°C (72°F) and 8°C (46.4°F).

Temperature

In Penticton, the average high-temperature is 22.2°C (72°F), and the average low-temperature is 8°C (46.4°F).

Humidity

In September, the average relative humidity is 41.4%.

Rainfall

In Penticton, it is raining for 7 days, with typically 24.6mm (1") of accumulated precipitation. Throughout the year, there are 98.6 rainfall days, and 298.7mm (11.8") of precipitation is accumulated.

Snowfall

In Penticton, it doesn't snow. In October, it regularly snows. Throughout the year, 587mm (23.1") of snow is accumulated.

Daylight

The average length of the day in Penticton, Canada, is 12.6h.

Sunshine

In Penticton, the average sunshine is 7.1h.

UV index

In September, the average daily maximum UV index is 5. A UV Index reading of 3 to 5 represents a moderate health risk from the exposure to the Sun's UV radiation for the ordinary person.
The average daily UV index of 5 in September transform into the following instructions:
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 Penticton?

In Penticton, Canada, in September, the average high-temperature is 22.2°C (72°F), and the average low-temperature is 8°C (46.4°F).

What is the average humidity in September in Penticton?

In September, the average relative humidity in Penticton, Canada, is 41.4%.

How many days does it rain in September in Penticton?

In September, the rain falls for 7 days. Throughout September, 24.6mm (1") of precipitation is accumulated.

Does it snow in Penticton in September?

In Penticton, Canada, in September, it doesn't snow. In October, it regularly snows.

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

In September, the average length of the day is 12.6h.

How long on average sun shines in September in Penticton?

In Penticton, Canada, the average sunshine in September is 7.1h.

What is the UV index intensity in September in Penticton?

The average daily maximum UV index in September in Penticton is 5. A UV Index value of 3 to 5 symbolizes a moderate vulnerability from the exposure to the Sun's UV rays.
Average temperature in September - Penticton, Canada
  • Average high temperature in September: 22.2°C

The warmest month (with the highest average high temperature) is July (28.7°C).
The month with the lowest average high temperature is December (1.4°C).

  • Average low temperature in September: 8°C

The month with the highest average low temperature is July (13.3°C).
The coldest month (with the lowest average low temperature) is December (-3.5°C).

Average humidity in September - Penticton, Canada
  • Average humidity in September: 41.4%

The month with the highest relative humidity is January (71.2%).
The month with the lowest relative humidity is July (35.1%).

Average rainfall in September - Penticton, Canada
  • Average rainfall in September: 24.6mm

The wettest month (with the highest rainfall) is June (46.3mm).
The driest month (with the lowest rainfall) is December (11.4mm).

Average rainfall days in September - Penticton, Canada
  • Average rainfall days in September: 7 days

The month with the highest number of rainy days is May (10.7 days).
The month with the lowest number of rainy days is December (5.5 days).

Average snowfall in September - Penticton, Canada
  • Average snowfall in September: 0mm

The month with the highest snowfall is December (211mm).
Months with the lowest snowfall are May, June, July, August and September (0mm).

Average snowfall days in September - Penticton, Canada
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is December (9.6 days).
Months with the lowest number of snowfall days are May, June, July, August, September and October (0 days).

Average daylight in September / Average sunshine in September - Penticton, Canada
  • Average daylight in September: 12.6h

The month with the longest days is June (Average daylight: 16.2h).
The month with shortest days is December (Average daylight: 8.2h).

  • Average sunshine in September: 7.1h

The month with most sunshine is July (Average sunshine: 9.3h).
Months with least sunshine are January and December (Average sunshine: 1.1).

Average UV index in September - Penticton, Canada
  • Average UV index in September: 5

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).

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