The climate in Saint John during August can be summarized as hot and a little damp.
August is in the summer in Saint John and is typically the 2nd warmest month of the year. Daytime maximum temperatures average around a warm 33°C (91°F), whilst at night 18°C (65°F) is normal.
Daytime temperature | 32.8°C 91°F |
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Nightly temperature | 18.2°C 64.8°F |
Average temperature | 25.5°C 77.9°F |
Daily sunshine | 11 hrs |
Avg rainfall | 80 mm 3.1 ins |
Rainy days | 8 days |
Sea temperature | 21.1°C 69.9°F |
Humidity | 61% |
Windspeed | 19.4kph 12 mph |
On average August is the 4th wettest month of the year in Saint John with around 80mm 3.1 inches of rain making it a a little damp time to visit. This rainfall is typically spread over 8 days, although this may vary considerably.
On the flip side this corresponds to an average of 11 hours of sunshine per day.
The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Saint John in August 2024.
Best places to visit in August
Hottest month: | July | 33.9°C 93°F |
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Driest month: | January | 13mm 0.5ins |
Sunniest month: | July | 12.2hrs |
Coldest month: | January | 4.8°C 40.6°F |
Wettest month: | June | 101mm 4ins |