Current sea water temperature:
+48.9°F
| Minimum sea water temperature in December: | 48.9°F |
| Maximum sea water temperature in December: | 43.5°F |
| Average sea water temperature in December: | 46.4°F |
| more information | |
14 days
forecast
forecast
| Nanaimo |
monthly
weather
weather
| Nanaimo |
Sea water temperature for the last 10 days:
| December 17 | 48.9°F | December 12 | 46.9°F |
| December 16 | 48.9°F | December 11 | 46.8°F |
| December 15 | 46.8°F | December 10 | 46.8°F |
| December 14 | 46.8°F | December 9 | 46.9°F |
| December 13 | 46.9°F | December 8 | 46.9°F |
Monthly sea water temperature, °F
When is the warmest sea in Nanaimo?
Based on the data about daily sea water temperature for the last three years the warmest sea in Nanaimo was noticed in August, July and September.
Monthly Sea Temperatures in Nanaimo, °F
Sea water temperature in August, °F
Show year:
2025
2024
2023
The average sea water temperature in August of 2025 was 64.7°F. The highest and lowest sea temperatures during the month were 67.5°F and 60.1°F.
Sea water temperature in July, °F
Show year:
2025
2024
2023
The average sea water temperature in July of 2025 was 64.8°F. The highest and lowest sea temperatures during the month were 69.4°F and 60.8°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.
current
weather
weather
| Nanaimo |
weather in
December
December
| Nanaimo |
Best time for vacation in Nanaimo
Nanaimo on a weather map
Places in Canada:
Name
°F
24 Hours Forecast
Nanaimo
Local time: 14:38
December 17, wednesday
1500
43°F
NE
8 mph
8 mph
1800
41°F
NE
6 mph
6 mph
2100
39°F
N
6 mph
6 mph
December 18, thursday
0000
37°F
N
9 mph
9 mph
0300
37°F
NW
9 mph
9 mph
0600
37°F
NW
8 mph
8 mph
0900
36°F
NW
12 mph
12 mph
1200
36°F
NW
16 mph
16 mph
