St John's weather averages

Going to St John's? Find the best month to visit St John's based on the weather.

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Check St John's weather averages before you book your next holiday in 2019/2020. Today's maximum temperature in St John's is expected to be 14°C, while the average maximum temperature in June is 16°C.

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More about St John's

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The weather for St John's, Newfoundland & Labrador shows long term weather averages processed from data supplied by CRU (University of East Anglia) & today's weather forecast provided by MeteoBlue. Find out more about our data sources.

Metric (°C / mm)  |  Imperial (°F / inches)

St John's weather averages: best month

St John's Best month Averages
Warmest July & August 20°C
Sunniest July 7 hours per day
Least rain July 13 days
Warmest sea August 14°C

St John's climate guide

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Tropical storm risk: St John's, Canada hurricane season

% of month affected by tropical storms
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<1%
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1%
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1%
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0
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The St John's, Canada tropical storm risk chart above shows the hurricane season. The chart was processed from data supplied by the US Meteorological Agency (NOAA). Find out more about our data sources.

More about tropical storms

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St John's weather averages by month

Check St John's holiday weather averages for a particular month by selecting from the list below. Monthly weather guides include figures for temperature, rainfall, sunshine hours and sea temperature plus daily sunrise & sunset times.

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Compare St John's weather with the USA

Below the St John's weather chart shows maximum daytime temperature for St John's, Newfoundland and Labrador, Canada and the USA (Washington). For more weather parameters or to change the destinations shown visit the comparison weather tool.

Maximum daytime temperature (°C)

St John's, Newfoundland and Labrador, Canada
USA (Washington)
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Metric (°C / mm)  |  Imperial (°F / inches)

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