September weather forecast
Penticton, Canada

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Weather in September

September, the first month of the autumn in Penticton, is still a refreshing month, with an average temperature ranging between min 4.3°C (39.7°F) and max 18.5°C (65.3°F).

Temperature

The arrival of September corresponds with a temperature reduction, down from August's warm 24.9°C (76.8°F) to a comfortable 18.5°C (65.3°F). The temperature notes a substantial fall from the daily peak to an average of 4.3°C (39.7°F) during September nights.

Humidity

In September, the average relative humidity in Penticton is 64%.

Rainfall

In September, in Penticton, the rain falls for 7.1 days. Throughout September, 12mm (0.47") of precipitation is accumulated. Throughout the year, in Penticton, there are 106 rainfall days, and 136mm (5.35") of precipitation is accumulated.

Snowfall

In Penticton, snow does not fall in May through October.

Daylight

The average length of the day in September is 12h and 35min.
On the first day of the month, sunrise is at 6:15 am and sunset at 7:40 pm. On the last day of September, sunrise is at 6:58 am and sunset at 6:38 pm PDT.

Sunshine

In Penticton, the average sunshine in September is 10.4h.

UV index

The average daily maximum UV index in September is 3. A UV Index value of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV rays for ordinary individuals.
Note: The maximum daily UV index, 3 in September, converts into the following recommendations:
Undertake protective steps - Recommendations to avoid sunburn are issued. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense.
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Frequently asked questions

What are the temperatures in Penticton in September?

In Penticton, in September, the average high-temperature is 18.5°C (65.3°F), and the average low-temperature is 4.3°C (39.7°F).

What is the average humidity in September in Penticton?

In September, the average relative humidity in Penticton is 64%.

How much does it rain in Penticton in September?

In Penticton, during September, the rain falls for 7.1 days and regularly aggregates up to 12mm (0.47") of precipitation.

When it does not snow in Penticton?

In Penticton, Canada, snow does not fall in May through October.

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

In Penticton, Canada, the average day length in September is 12h and 35min.

What time are sunrise and sunset in September in Penticton?

In September, on the first day of the month, sunrise is at 6:15 am and sunset at 7:40 pm. On the last day of the month, in Penticton, sunrise is at 6:58 am and sunset at 6:38 pm PDT.

How many hours of sunshine does Penticton have in September?

The average sunshine duration in September in Penticton, Canada, is 10.4h.

How high is the UV index in September in Penticton?

The average daily maximum UV index in September in Penticton is 3. A UV Index value of 3 to 5 symbolizes a moderate health threat 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 visibility

Average temperature in September
Penticton, Canada

Average temperature in September - Penticton, Canada
  • Average high temperature in September: 18.5°C

The warmest month (with the highest average high temperature) is August (24.9°C).
The month with the lowest average high temperature is December (-2.6°C).

  • Average low temperature in September: 4.3°C

The month with the highest average low temperature is August (7.8°C).
The coldest month (with the lowest average low temperature) is February (-11.3°C).

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Average pressure in September
Penticton, Canada

Average pressure in September - Penticton, Canada
  • Average pressure in September: 1015.4mbar

The month with the highest atmospheric pressure is January (1021.6mbar).
The month with the lowest atmospheric pressure is June (1013.8mbar).

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Average wind speed in September
Penticton, Canada

Average wind speed in September - Penticton, Canada
  • Average wind speed in September: 6.8km/h

The windiest month (with the highest average wind speed) is November (8.2km/h).
The calmest month (with the lowest average wind speed) is August (6.5km/h).

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Average humidity in September
Penticton, Canada

Average humidity in September - Penticton, Canada
  • Average humidity in September: 64%

The month with the highest relative humidity is January (93%).
The months with the lowest relative humidity are July and August (55%).

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Average rainfall in September
Penticton, Canada

Average rainfall in September - Penticton, Canada
  • Average rainfall in September: 12mm

The wettest months (with the highest rainfall) are May and June (14mm).
The driest month (with the least rainfall) is August (6mm).

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Average rainfall days in September
Penticton, Canada

Average rainfall days in September - Penticton, Canada
  • Average rainfall days in September: 7.1 days

The month with the highest number of rainy days is March (11.7 days).
The month with the least rainy days is August (4.8 days).

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Average snowfall in September
Penticton, Canada

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

The month with the highest snowfall is December (57mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).

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Average snowfall days in September
Penticton, Canada

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 (11.5 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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

Average daylight in September / Average sunshine in September - Penticton, Canada
  • Average daylight in September: 12h and 4min

The month with the longest days is June (Average daylight: 16h and 12min).
The month with the shortest days is December (Average daylight: 8h and 12min).

  • Average sunshine in September: 10h and 2min

The months with the most sunshine are July and August (Average sunshine: 11h and 48min).
The month with the least sunshine is January (Average sunshine: 4h and 12min).

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Average sunshine days in September
Penticton, Canada

Average sunshine days in September - Penticton, Canada
  • Average sunshine days in September: 21.2 days

The month with the most sunshine days is August (24.3 days).
The month with the least sunshine days is February (13.3 days).

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Average UV index in September
Penticton, Canada

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

The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January and February (UV index 1).

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Average cloud cover in September
Penticton, Canada

Average cloud cover in September - Penticton, Canada
  • Average cloud cover in September: 27

The month with the most cloud cover is January (Cloud cover 56).
The month with the least cloud cover is August (Cloud cover 18).

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Average visibility in September
Penticton, Canada

Average visibility in September - Penticton, Canada
  • Average visibility in September: 9km

The months with the highest visibility are July and August (10km).
The months with the lowest visibility are January and February (5km).

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Penticton, Canada

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