Saint John’s Weather in August

What's the weather like in Saint John’s (Saint John) in August 2024?

The climate in Saint John’s during August can be summarized as very hot, humid and wet.

August is in the summer in Saint John’s and is typically the warmest month of the year. Daytime maximum temperatures average around a steamy 31°C (88°F), whilst at night 25°C (77°F) is normal.

Saint John’s weather averages (imperial / metric)
Daytime temperature 30.9°C 87.6°F
Nightly temperature 25.1°C 77.2°F
Average temperature 28°C 82.4°F
Daily sunshine 8.5 hrs
Avg rainfall 124 mm 4.9 ins
Rainy days 18 days
Sea temperature 28.5°C 83.4°F
Humidity 79%
Windspeed 22.3kph 14 mph

On average August is the 3rd wettest month of the year in Saint John’s with around 124mm 4.9 inches of rain making it a wet time to visit. This rainfall is typically spread over 18 days, although this may vary considerably.

On the flip side this corresponds to an average of 8.5 hours of sunshine per day.

August temperatures in Saint John’s

Saint John’s average temperature in August

August rainfall

Saint John’s average rain in August

August hourly sunshine

Saint John’s average rain in August

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’s in August 2024.

Other monthly averages

Best places to visit in August

UV index Best time to go?

Saint John’s weather stats

Saint John’s weather statistics
Hottest month: July 30.8°C 87.4°F
Driest month: February 37mm 1.5ins
Sunniest month: January 8hrs
Coldest month: January 28°C 82.4°F
Wettest month: September 140mm 5.5ins
Map showing location of Saint John’s (17.11667, -61.85) Saint John’s map pin © Google

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