Best Time to Visit St. John's for a City Trip | Weather by Month

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City Trips Potential

88/100

Excellent

Based on optimal climate

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Seasonality

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Best Time

July, August, September

Avoid

Avoid (Extreme Weather)

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Weather

-4°C – 16°C

Avg Temp Range

Precipitation

Seasonal (check heatmap)

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Good For

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Planning a city trip to St. John's?

The best time to visit St. John's for a city trip is July, August, September, when you’ll get the best balance of weather, atmosphere, and activities. If you're planning your visit during this period, it’s worth exploring the best areas to stay and things to do in advance.

→ Explore the best places to stay in St. John's

→ Discover top things to do in St. John's

Climate Heatmap

See at a glance which months offer the best city trips conditions — based on temperature, rainfall and climate scores.

Planning your city trip? Finding a central area to stay is key to exploring St. John's.

→ See where to stay in St. John's

City Trips conditions breakdown

Monthly weather & climate data for St. John's

Month	Climate Score	Predictability	Avg Temp	Max Temp	Rain (mm)	Rain Days	Humidity	Season
January	27Poor Cool temperatures. High rain conditions.	Predictability 78Weather conditions vary somewhat by season.	-4°	0°	161	17.8	99%	wet
February	28Poor Cool temperatures. High rain conditions.	Predictability 78Weather conditions vary somewhat by season.	-4°	-1°	142	15.8	100%	shoulder
March	29Poor Cool temperatures. High rain conditions.	Predictability 85Weather conditions are fairly consistent throughout the year.	-2°	2°	138	15	93%	shoulder
April	35Poor Cool temperatures. High rain conditions.	Predictability 85Weather conditions are fairly consistent throughout the year.	2°	6°	119	13.6	86%	shoulder
May	38Poor Cool temperatures. High rain conditions.	Predictability 85Weather conditions are fairly consistent throughout the year.	7°	11°	105	13.7	83%	shoulder
June	70Good Cool temperatures. Some rain conditions.	Predictability 85Weather conditions are fairly consistent throughout the year.	11°	16°	84	12.9	79%	shoulder
July	88Excellent Mild temperatures. Some rain conditions.	Predictability 85Weather conditions are fairly consistent throughout the year.	16°	21°	85	13.7	78%	shoulder
August	88Excellent Mild temperatures. High rain conditions.	Predictability 85Weather conditions are fairly consistent throughout the year.	16°	21°	109	13.1	80%	shoulder
September	77Good Cool temperatures. High rain conditions.	Predictability 85Weather conditions are fairly consistent throughout the year.	13°	17°	114	14.1	83%	shoulder
October	45Poor Cool temperatures. High rain conditions.	Predictability 78Weather conditions vary somewhat by season.	8°	12°	145	16.4	87%	shoulder
November	27Poor Cool temperatures. High rain conditions.	Predictability 78Weather conditions vary somewhat by season.	4°	7°	154	16.4	90%	wet
December	26Poor Cool temperatures. High rain conditions.	Predictability 70Weather conditions vary somewhat by season.	0°	3°	173	18.3	96%	wet