Port Stanley (ON) Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Port Stanley.
Climate overview of Port Stanley
Port Stanley, Ontario, Canada, experiences significant temperature variation throughout the year. Summers bring daytime highs of 27°C (81°F) in July, while winters cool to 0°C (32°F) in February.
Rain/snowfall is high, totalling around 1094 mm (43 in) per year. June is the wettest month and February the driest.
Port Stanley Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Port Stanley — and find the best time to visit.
Monthly Temperature in Port Stanley
Depending on the time of the year, temperatures range from comfortable to very cold in Port Stanley. Average maximum daytime temperatures range from a comfortable 27°C (81°F) in July, the warmest time of the year, to a very cold 0°C (32°F) during cooler months like February.
At night, you can expect temperatures ranging from 19°C (66°F) in July to around -7°C (19°F) during February.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Port Stanley
Port Stanley has a relatively rain/snowy climate with high precipitation levels, averaging 1094 mm (43 in) of rain/snowfall annually. Year-round, Port Stanley has a balanced climate with minimal variation in precipitation. The difference between the wettest month, June, with 109 mm (4.3 in), and the driest month, February, with 72 mm (2.8 in), is minimal. For more details, please visit our Port Stanley Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Best Time to Visit Port Stanley
Rainfall during this time ranges from 88 mm (3.5 in) in August to 109 mm (4.3 in) in June. This means you can expect a mix of sunny days and occasional showers. Looking for inspiration on where to travel this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.
Frequently asked questions about the climate in Port Stanley
What is the best time to visit Port Stanley?
August and September typically offer the most optimal weather in Port Stanley. In contrast, January, February, March, April, November and December tend to have less optimal conditions.
What temperatures can I expect in Port Stanley?
Daytime highs range from 0°C (32°F) in February to 27°C (81°F) in July. Nighttime lows range from -7°C (19°F) to 19°C (66°F). Temperatures vary considerably through the year.
How much rain does Port Stanley get?
Annual rainfall is around 1094 mm (43 in). June is the wettest month with 109 mm (4.3 in), while February is the driest with 72 mm (2.8 in).
Port Stanley 3-Day Forecast
Port Stanley (ON) 3-Day Forecast
Port Stanley on the map
Port Stanley is highlighted — select any city to see its climate.
Popular this month
Where to go in July — average daytime high across popular destinations.
Niagara Falls
27°C (81°F) Montréal28°C (82°F) Ottawa27°C (81°F) Quebec City
26°C (79°F) Toronto26°C (79°F) Calgary24°C (75°F) Vancouver22°C (72°F) Whistler
19°C (66°F) 
Bucket list
Need travel inspiration? Check out our bucket list articles and be inspired.
The 5 most beautiful lakes in Canada
Explore Canada's stunning lakes: Lake Louise, Lake Superior, Maligne Lake, Emerald Lake, and Lake Okanagan, each offering unique beauty and activities.
Canoeing the south Nahannii
The South Nahanni in the northwest of Canada is one of the most impressive wilderness rivers in the world. Canoeing the south Nahanni is something you must add to your bucket list.
See Polar Bears in Churchill Canada
Thousands of bears gather at the small town of Churchill. In the evening the northern lights give a light show against the dark evening sky. An unforgettable experience.
Banff National Park
Snowy mountains, clear blue lakes and green forests make Banff National Park a wonderful bucket list destination. The pristine wilderness is a mecca for walkers.