Nanaimo monthly weather averages

Average daytime temperature

The bar chart below shows the average monthly peak daytime temperatures at Nanaimo

Nanaimo average temperature chart (Celsius) Nanaimo average temperature chart (Fahrenheit)
Average monthly temperatures in Nanaimo (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 5.2 7.5 9.6 12.7 16.5 19.8 22.9 23.2 19.6 13.7 8.3 5.5
°F 41.4 45.4 49.3 54.8 61.8 67.7 73.3 73.7 67.3 56.7 46.9 41.9

Please note: these are the average peak daytime temperatures (usually around mid-afternoon) so do not show daytime / night highs and lows. To see the daily range of temperatures have a look at the temperature max / min chart below.

Average rainfall & rainy days

The graph below shows the average rainfall and number of rainy days per month.

Nanaimo monthly rainfall chart (mm) Nanaimo monthly rainfall chart (inches)
Average monthly rainfall in Nanaimo (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 182 137 125 67 52 40 28 33 52 122 194 213
inches 7.1 5.4 4.9 2.7 2 1.6 1.1 1.3 2 4.8 7.6 8.4
Rainy days 19 16 16 13 12 10 7 7 9 15 19 20

Average daily sunshine

The bar chart below shows the average daily sunshine hours in Nanaimo

Nanaimo average daily sunshine chart
Average daily sunshine Nanaimo
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 1.7 3.1 4.2 5.7 7.3 7.7 9.3 8.6 6.6 4.2 2.1 1.6

Day / night temperatures

The graph below shows the daily range of temperatures for each month.

Nanaimo average minimum / maximum temperatures (Celsius) Nanaimo average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Nanaimo (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C -0.8 0.2 1 3.1 6.2 9.5 11.4 11.6 8.8 5.1 1.8 -0.1
Max °C 5.4 7.7 9.8 12.9 16.8 20.1 23.2 23.5 19.9 14 8.5 5.7
Min °F 30.7 32.3 33.8 37.6 43.2 49.1 52.5 52.8 47.8 41.1 35.2 31.9
Max °F 36.1 39 41.7 46.4 52.7 58.6 63.1 63.5 57.7 49.1 41.2 37

Sea temperature

The graph below shows the average sea temperature.

Nanaimo average sea temperature chart (Celsius) Nanaimo average sea temperature chart (Fahrenheit)
Average sea temperature around Nanaimo in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 7.6 7.5 8.1 9.5 11.7 13.4 14.2 14.1 13 10.8 9.3 8.2
°F 45.6 45.5 46.6 49.2 53 56 57.6 57.5 55.3 51.4 48.7 46.7

Wind speed

The graph below shows the average wind speed.

Nanaimo average winspeed by month (km/h) Nanaimo average winspeed by month (mph)
Average wind speed in Nanaimo (mph and kmh)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
km/h 17 17 16 15 14 14 14 13 13 14 17 18
mph 10 10 10 9 9 9 9 8 8 9 11 11

A monthly average windspeed of over 16km/h or 10mph suggests a location is fairly windy.

Relative humidity

The graph below shows the average relative humidity.

Nanaimo relative humidity averages
Average relative humidity in Nanaimo
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
86% 84% 80% 76% 75% 75% 75% 77% 81% 86% 87% 87%

Other monthly averages

UV index Best time to go?

Nanaimo weather stats

Nanaimo weather statistics
Hottest month: August 23.2°C 73.8°F
Driest month: July 28mm 1.1ins
Sunniest month: August 8.6hrs
Coldest month: January 5.2°C 41.4°F
Wettest month: December 213mm 8.4ins
Warmest sea: July 14.2°C 57.6°F
Map showing location of Nanaimo (49.16634, -123.93601)

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