St. John's weather in September (Newfoundland and Labrador, Canada)
How does the September weather in St. John's compare to other months? Get all the weather information you need to plan your visit.
Temperatures
During September, St. John's usually has moderate temperatures and high rainfall. September is a notable month of the summer season. Daytime temperatures generally settle around 17°C, while nighttime can see a dip to about 10°C.
Precipitation
St. John's in September usually receives high rainfall, averaging around 103 mm for the month. Delving into the climate records from the past 30 years, one can predict that nearly 14 days of the month will see rainfall.Average sunshine
The area enjoys a moderate level of sunlight, with around 170 hours. It's a good balance between sunny and cloudy days.Should you favor a climate that's both dry and comfortably warm August typically offers the most agreeable circumstances. On the other hand, January, February, March, April, May, October, November and December tend to be characterized by conditions that may not be as optimal.
For an in-depth look at the yearly conditions, visit our specialized St. John's climate page with graphs.
St. John's, monthly averages in September
Min Temperature
10°C
Max Temperature
17°C
Chance of Rain
48%
Precipitation
103 mm
Rainy days
14 days
Sunshine
170 hours
Percentage Sunshine
45%
Where to go in Canada in September
Find out more about the weather in Canada and which places have the best travel conditions in this month.
perfect weather
pleasant
tolerable
unpleasant
poor
So, what should you wear in this month?
For visitors traveling to St. John's, we recommend wearing layers. So maybe a skirt, t-shirt, shorts for during the day and jeans and a warm jacket for some days and evenings. Bring a rain jacket in case it rains during your stay. Plan on layering your clothes.What To Do
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Interested in more climate information?
This site provides you with all the information you need about the climate in St. John's.
Our site offers climate and forecast data for every country in the world. Are you going to Canada? On this website you can find historical weather averages for many cities in Canada. Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.
