September weather forecast
Nanaimo, Canada

englishespañol中文
Share

Weather in September

The weather in Nanaimo undergoes a transition in September, with temperatures commencing a gradual fall. The residents bid farewell to the summer heat, welcoming the onset of Autumn. Despite the reduction in daylight hours, the city glows with autumn hues. A surplus in rainfall nurtures the city's flora, setting the tone for the fall season. The moderate weather is ideal for outdoor exploration.

Temperature

In September, the average high-temperature marginally drops from a moderately hot 24.3°C (75.7°F) in August to an agreeable 20.9°C (69.6°F). The low-temperature in Nanaimo, Canada, averages to a chilly 8.9°C (48°F) during the nights of September.

Humidity

In September, the average relative humidity in Nanaimo is 56.2%.

Rainfall

In Nanaimo, during September, the rain falls for 8.2 days and regularly aggregates up to 36mm (1.42") of precipitation. Throughout the year, in Nanaimo, there are 170.1 rainfall days, and 1098mm (43.23") of precipitation is accumulated.

Snowfall

In Nanaimo, snow does not fall in June through September.

Sea temperature

In Nanaimo, in September, the average water temperature is 11.4°C (52.5°F).
Note: Dipping into 11.4°C (52.5°F) below 10°C (50°F) needs protective wear, or you'd face cold shock and breathing issues swiftly. Meanwhile, a slight swim around 13°C (55.4°F) feels cold to the bone.

Daylight

In September, the average length of the day in Nanaimo, Canada, is 12h and 34min.
On the first day of the month, sunrise is at 6:33 am and sunset at 7:57 pm. On the last day of September, sunrise is at 7:15 am and sunset at 6:55 pm PDT.

Sunshine

The average sunshine in September is 7.1h.

Frequently asked questions

What is the average September temperature in Nanaimo?

An average high-temperature, in September, in Nanaimo, is 20.9°C (69.6°F) and the average low-temperature is 8.9°C (48°F).

What is the average humidity in September in Nanaimo?

The average relative humidity in September in Nanaimo, Canada, is 56.2%.

How much does it rain in Nanaimo in September?

In September, in Nanaimo, the rain falls for 8.2 days. Throughout September, 36mm (1.42") of precipitation is accumulated.

When it does not snow in Nanaimo?

June through September are months without snowfall in Nanaimo.

Does it snow in Nanaimo in September?

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

What is the water temperature in September in Nanaimo?

In Nanaimo, in September, the average water temperature is 11.4°C (52.5°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 Nanaimo?

In Nanaimo, the average day length in September is 12h and 34min.

When is the sunrise / sunset in September in Nanaimo?

On the first day of September in Nanaimo, sunrise is at 6:33 am and sunset at 7:57 pm. On the last day of the month, sunrise is at 7:15 am and sunset at 6:55 pm PDT.

How long on average sun shines in September in Nanaimo?

In Nanaimo, the average sunshine duration in September is 7.1h.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine

Average temperature in September
Nanaimo, Canada

Average temperature in September - Nanaimo, Canada
  • Average high temperature in September: 20.9°C

The warmest month (with the highest average high temperature) is August (24.3°C).
The month with the lowest average high temperature is December (6.3°C).

  • Average low temperature in September: 8.9°C

The month with the highest average low temperature is July (12.3°C).
The coldest month (with the lowest average low temperature) is December (-0.2°C).

Average humidity in September
Nanaimo, Canada

Average humidity in September - Nanaimo, Canada
  • Average humidity in September: 56.2%

The month with the highest relative humidity is December (83.2%).
The month with the lowest relative humidity is August (52.1%).

Average rainfall in September
Nanaimo, Canada

Average rainfall in September - Nanaimo, Canada
  • Average rainfall in September: 35.8mm

The wettest month (with the highest rainfall) is November (186.5mm).
The driest month (with the least rainfall) is July (25.4mm).

Average rainfall days in September
Nanaimo, Canada

Average rainfall days in September - Nanaimo, Canada
  • Average rainfall days in September: 8.2 days

The month with the highest number of rainy days is November (19.8 days).
The month with the least rainy days is August (6.8 days).

Average snowfall in September
Nanaimo, Canada

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

The month with the highest snowfall is January (210mm).
The months with the least snowfall are June, July, August and September (0mm).

Average snowfall days in September
Nanaimo, Canada

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

The month with the highest number of snowfall days is December (3.2 days).
The months with the least snowfall days are April, June, July, August and September (0 days).

Average sea temperature in September
Nanaimo, Canada

Average sea temperature in September - Nanaimo, Canada
  • Average sea temperature in September: 11.4°C

The best month for swimming (with the highest average sea temperature) is August (11.5°C).
The coldest month (with the lowest average sea temperature) is February (7.2°C).

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

Average daylight in September / Average sunshine in September - Nanaimo, 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 18min).

  • Average sunshine in September: 7h and 1min

The month with the most sunshine is July (Average sunshine: 9h and 18min).
The month with the least sunshine is December (Average sunshine: 1h and 36min).

Nanaimo, Canada

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location