Measurements:
°C
°F
Bonavista
38°F
SE 12 mph
Feels like: 30°F
Precip: 0%
World Resorts Canada Bonavista Weather

Bonavista Sea Water Temperature

Current Sea Water Temperature:
+34.2°F
Maximum Sea Water Temperature in May: 43.4°F
Minimum Sea Water Temperature in May: 30.0°F
Average water temperature in May: 35.7°F

Sea Water Temperature for the Last 10 Days:

May 19 34.2°F May 14 33.2°F
May 18 35.4°F May 13 34.2°F
May 17 34.6°F May 12 34.0°F
May 16 37.4°F May 11 35.2°F
May 15 34.6°F May 10 33.2°F

When is the Warmest Sea for Bonavista?

According to our data for the last three years for Bonavista the highest average sea water temperature was in August, September and July.

Average Water Temperature by Month, °F

Sea Water Temperature in August

Select Year: 2025 2024 2023

The average sea surface temperature in August 2025 for Bonavista was 59.5°F. The maximum and minimum values were 54.4°F and 65.8°F respectively.

Sea Water Temperature in September

Select Year: 2025 2024 2023

The average sea surface temperature in September 2025 for Bonavista was 56.3°F. The maximum and minimum values were 53.4°F and 61.4°F respectively.

Sea Water Temperature in July

Select Year: 2025 2024 2023

The average sea surface temperature in July 2025 for Bonavista was 55.1°F. The maximum and minimum values were 45.0°F and 60.6°F respectively.

Best Time to Visit Bonavista
The most sunny months:
August 8 days
September 6 days
June 5 days
The most warm months:
August 68.9 °F
July 67.8 °F
September 61.5 °F
Warmest sea temperature:
August 61.5 °F
September 57.8 °F
July 56.2 °F
The most cold months:
February 23.2 °F
January 25.2 °F
March 28.5 °F
The most rainy months:
November 4 days
June 3 days
October 3 days
The most windy months:
December 14 mph
February 14 mph
January 14 mph

Bonavista on the Weather Map

24 Hours Weather Forecast
Bonavista
Local time: 09:27
19 may, tuesday
1200 38°F
S
8 mph
1500 38°F
SW
9 mph
1800 38°F
W
6 mph
2100 36°F
NW
9 mph
20 may, wednesday
0000 36°F
NW
12 mph
0300 36°F
NW
11 mph
0600 36°F
NW
11 mph
0900 38°F
NW
9 mph