26.08
wed
wed
Day
75°F
W 7 mph
Precip.
2%
2%
Night
64°F
NE 3 mph
Precip.
16%
16%
27.08
thu
thu
Day
63°F
W 6 mph
Precip.
18%
18%
Night
55°F
E 5 mph
Precip.
16%
16%
28.08
fri
fri
Day
66°F
W 7 mph
Precip.
14%
14%
Night
57°F
E 6 mph
Precip.
40%
40%
29.08
sat
sat
Day
64°F
SW 7 mph
Precip.
10%
10%
Night
55°F
NE 2 mph
Precip.
28%
28%
30.08
sun
sun
Day
63°F
W 7 mph
Precip.
19%
19%
Night
54°F
E 3 mph
Precip.
19%
19%
31.08
mon
mon
Day
64°F
W 6 mph
Precip.
17%
17%
Night
57°F
E 4 mph
Precip.
48%
48%
01.09
tue
tue
Day
68°F
N 5 mph
Precip.
8%
8%
Night
54°F
N 6 mph
Precip.
45%
45%
Sea water temperature in August, °F
Show year:
2026
2025
2024
The average sea water temperature in August of 2026 was 64.6°F. The highest and lowest sea temperatures during the month were 66.2°F and 62.2°F.
Sea water temperature in September, °F
Show year:
2025
2024
2023
The average sea water temperature in September of 2025 was 61.8°F. The highest and lowest sea temperatures during the month were 65.8°F and 57.4°F.
Air temperature in Nanaimo, °F
Precipitation total in Nanaimo, in.
* Charts above show average data for the last 3 years.
Best time for vacation in Nanaimo
Nanaimo on a weather map
Places in Canada:
Name
°F
24 Hours Forecast
Nanaimo
Local time: 09:59
August 26, wednesday
1200
75°F
W
7 mph
7 mph
1500
66°F
W
8 mph
8 mph
1800
68°F
W
5 mph
5 mph
2100
64°F
N
2 mph
2 mph
August 27, thursday
0000
64°F
NE
3 mph
3 mph
0300
63°F
E
4 mph
4 mph
0600
61°F
E
2 mph
2 mph
0900
61°F
W
2 mph
2 mph
