Two-week planning outlook

14-Day Weather Forecast for St. John's, Canada

Daily high and low temperatures, rain chances, wind, UV index, weekend conditions, and planning guidance for the next two weeks.

Expect daytime highs between 55°F and 77°F during the next 14 days. Rain chances peak at 100% on Tuesday, Aug 25, while Mon, Aug 31 · Sun, Aug 23 · Sat, Aug 29 currently look most favorable for outdoor plans.

Updated Aug 22, 10:42 PM -02:30

14 Days at a Glance

Complete two-week outlook

Warmest DayTue, Aug 25 · 77°FHeavy Intensity Rain

Coolest NightSat, Sep 5 · 51°FLight Rain

Highest Rain ChanceTue, Aug 25 · 100%Heavy Intensity Rain

Strongest WindFri, Sep 4 · 20.6 mphNo gust data

Weekend OutlookMostly dry · Broken Clouds67°F / 56°F

Total Precipitation0.56 inEstimated across 14 days

Extended local outlook

14-Day Forecast

Detailed 48-hour forecast

Sunday, Aug 23 · 67°F / 56°F

Broken Clouds

Rain chance 0%, 6.3 mph E, humidity 61%.

Morning: 58°F
Afternoon: 67°F
Evening: 60°F
Overnight: 57°F
Humidity: 61%
Pressure: 30.30 inHg
Dew point: —
UV index: 0 low
Sunrise: 6:07 AM
Sunset: 7:59 PM

Temperature Trend

HighLow51°F – 77°F

8/238/248/258/268/278/288/298/308/319/19/29/39/49/5

Rain Chances

0%8/23

3%8/24

100%8/25

100%8/26

5%8/27

0%8/28

0%8/29

76%8/30

0%8/31

27%9/1

0%9/2

13%9/3

38%9/4

35%9/5

UV Index

Daily peak

08/23

08/24

08/25

08/26

08/27

08/28

08/29

08/30

08/31

09/1

09/2

09/3

09/4

09/5

Planning Ahead

Forecast-based guidance

Most Favorable Outdoor Days

Mon, Aug 31 · Sun, Aug 23 · Sat, Aug 29

Lower rain chances and manageable winds

Rainy Days

Tue, Aug 25 · Wed, Aug 26 · Sun, Aug 30

Peak chance 100%

Warmest Days

Tue, Aug 25 · Wed, Aug 26 · Thu, Aug 27

Highs up to 77°F

Coolest Nights

Sat, Sep 5 · Tue, Sep 1 · Wed, Sep 2

Lows near 51°F

Windiest Day

Friday, Sep 4

20.6 mph · Gusts —

Weekend Weather

Two-week planning

This Weekend

Sun, Aug 2367°F / 56°FBroken Clouds · Rain 0%

Next Weekend

Sat, Aug 2965°F / 55°FOvercast Clouds · Rain 0%

Sun, Aug 3068°F / 57°FModerate Rain · Rain 76%

14-Day Weather Forecast for St. John's, Canada

Temperatures range from an overnight low near 51°F to a daytime high near 77°F. The strongest rain signal is 100% on Tuesday, Aug 25, with 3 notable wet days in the current outlook.

FAQ

14-day forecast questions for St. John's

What is the 14-day weather forecast for St. John's?

Will it rain in St. John's during the next two weeks?

The strongest rain signal is 100% on Tuesday, Aug 25, with 3 notable wet days in the current outlook.

What is the hottest day in St. John's during the next 14 days?

The warmest forecast day is Tuesday, Aug 25, with a high near 77°F.

What is the coldest night in St. John's?

The lowest forecast temperature is 51°F on Saturday, Sep 5.

What will the weather be this weekend in St. John's?

This Weekend currently ranges from 56°F to 67°F, with rain chances peaking at 0%.