World Resorts Canada Nanaimo Weather

Nanaimo weather in May

Weather in Nanaimo: May

Average day temperature: 58.0°F
Average night temperature: 51.4°F
Sea water temperature: 54.9°F
Number of sunny days: 9 days
Day length: 14.6 - 15.9 hours
Number of rainy days: 3 days
Precipitation totals: 1.3 in.

Air temperature in May, °F

Show year:
2025
2024
2023

The highest day temperature during May of 2025 was 73°F. At the same time the lowest night temperature was 46°F. Daily and nightly averages during May were 57.9°F and 52.2°F.

Sea water temperature in Nanaimo in May, °F

Show year:
2025
2024
2023

The average sea water temperature in May of 2025 was 54.8°F. The highest and lowest sea temperatures during the month were 59.2°F and 51.4°F.

Sunny, partly cloudy and cloudy days

Mostly all days in May are cloudy but sunny and partly cloudy days are also possible.

Precipitation total in May, in.

Precipitation total value in Nanaimo in May is 1.3 in. Other months of the year show relatively similar values.

Wind speed in May, mph

The average wind speed value in May is 5.5 mph

Average sunny hours

This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in May is: 7.6.

Best time for vacation in Nanaimo

Sunniest months:
July 21 days
August 18 days
September 14 days
Warmest months:
August 69.2 °F
July 69.0 °F
September 64.7 °F
Warmest sea temp:
August 65.6 °F
July 65.2 °F
September 60.8 °F
Coldest months:
December 41.0 °F
February 41.0 °F
January 41.2 °F
Rainiest months:
January 10 days
November 8 days
October 6 days
Windiest months:
January 6.2 mph
March 6.1 mph
December 6.1 mph

Nanaimo on a weather map

Nanaimo
+43°F
W 5 mph
Feels like: +43°F
Precip.: 0%
Places in Canada:
Name
°F
+41°F
+45°F
+12°F
+10°F
-8°F
+12°F
-4°F
+3°F
+12°F
-6°F
+25°F
+37°F
+19°F
+16°F
24 Hours Forecast
Nanaimo
Local time: 02:03
December 05, friday
0300
45°F
NW
6 mph
0600
45°F
NW
6 mph
0900
45°F
NW
6 mph
1200
48°F
NW
6 mph
1500
52°F
W
4 mph
1800
50°F
N
4 mph
2100
48°F
NE
4 mph
December 06, saturday
0000
46°F
E
6 mph
Units of measurement: °C / °F