The St. John's long range forecast shows a slight warming trend, with temperatures gently rising above the seasonal average, 1.2 °F comparing to the historical average.
Select a month and click on a day for more information
Saturday
Aug 1
17° / 14°
Sunday
Aug 2
17° / 14°
Monday
Aug 3
17° / 14°
Tuesday
Aug 4
17° / 14°
Wednesday
Aug 5
18° / 17°
Thursday
Aug 6
17° / 17°
Friday
Aug 7
17° / 16°
Saturday
Aug 8
20° / 17°
Sunday
Aug 9
20° / 18°
Monday
Aug 10
20° / 17°
Tuesday
Aug 11
20° / 18°
Wednesday
Aug 12
20° / 19°
Thursday
Aug 13
22° / 20°
Friday
Aug 14
22° / 19°
Saturday
Aug 15
21° / 19°
Sunday
Aug 16
19° / 17°
Monday
Aug 17
17° / 17°
Tuesday
Aug 18
17° / 17°
Wednesday
Aug 19
18° / 16°
Thursday
Aug 20
18° / 13°
Friday
Aug 21
17° / 15°
Saturday
Aug 22
18° / 16°
Sunday
Aug 23
18° / 14°
Monday
Aug 24
19° / 15°
Tuesday
Aug 25
18° / 15°
Wednesday
Aug 26
18° / 14°
Thursday
Aug 27
17° / 13°
Friday
Aug 28
18° / 13°
Saturday
Aug 29
17° / 13°
Sunday
Aug 30
17° / 14°
Monday
Aug 31
17° / 13°
St. John's 30 days weather forecast
Check out our estimated 30 days weather forecast for St. John's, this data is based on the average weather in St. John's in the last few years.
For a more accurate and detailed forecast, check out the 14 day weather for St. John's next to the desired date.
Weather in St. John's for the next 30 days
Click on a day for an hourly weather forecast
St. John's long range weather forecast - FAQ
Do you provide 30 days weather forecast for St. John's?
You can see the next 30 weather forecast for St. John's at the top of the page, the next 14 days (from today) are more accurate, while the other is based on average of previous years.
Can I see the weather forecast for a particular date in St. John's?
Sure, you can select the date from the calendar above to view the forecast in St. John's on that date.
How accurate is the long-range weather forecast for St. John's?
Our long-range weather forecast for St. John's is provided by using statistics from previous years. Although we cannot predict the weather months in advance, we can see an average.
Can I see a long-range weather forecast for different countries?
Yes, we provide a 14 day weather forecast and a long-range weather forecast for different countries and cities. You can search for a location in the search box at the top of the page.
More about the weather in St. John's