Newfoundland and Labrador (St. John's)
August
Weather in Newfoundland and Labrador for August 2026
Your guide to Newfoundland and Labrador weather in August - trends and predictions
Until now, August 2026 in Newfoundland and Labrador is slightly cooler than the historical average by 1.9 °C.
The forecast for the next days in Newfoundland and Labrador predicts temperatures to be around 18 °C, close to the historical average.
In general, the average temperature in Newfoundland and Labrador at the beginning of August is 17.9 °C. As the month progressed, temperatures tended to slightly increase, reaching an average of 18.1 °C by the end of August.
Newfoundland and Labrador in August brings notable rainfall, with an average of 19 rainy days and a total precipitation of 151.6 mm.
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Temperatures
Rain 🌧️
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12
Dry days
19
Rainy days
0
Snow days
18°/13°
Temperatures
25 km/h
Avg max wind
81 %
Avg humidity
Newfoundland and Labrador Weather August
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What’s the Weather Like in Newfoundland and Labrador This August?
Discover the average temperatures and weather trends across Newfoundland and Labrador’s cities this August.
Temperatures trend during August in Newfoundland and Labrador
See the weather trend as well as the moving average line
August weather in Newfoundland and Labrador day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Aug. |  Overcast | 18° /13° | 0.3 mm | 4 | |
| 2 Aug. | Overcast | 17° /12° | 1.5 mm | 4 | |
| 3 Aug. | Overcast | 19° /11° | 0 mm | 5 | |
| 4 Aug. |  Cloudy | 19° /12° | 3.2 mm | 5 | |
| 5 Aug. | Overcast | 19° /13° | 0.7 mm | 5 | |
| 6 Aug. |  Moderate or heavy rain shower | 16° /12° | 6.1 mm | 3 | |
| 7 Aug. | Overcast | 17° /12° | 0.2 mm | 5 | |
| 8 Aug. |  Patchy rain possible | 18° /12° | 0.2 mm | 4 | |
| 9 Aug. | Overcast | 18° /11° | 0.1 mm | 5 | |
| 10 Aug. | Moderate or heavy rain shower | 18° /13° | 3.6 mm | 5 | |
| 11 Aug. | Patchy rain possible | 21° /14° | 2.7 mm | 5 | |
| 12 Aug. | Moderate or heavy rain shower | 22° /16° | 3.2 mm | 5 | |
| 13 Aug. |  Sunny | 23° /14° | 0 mm | 5.6 | |
| 14 Aug. |  Partly cloudy | 18° /14° | 2.1 mm | 2.7 | |
| 15 Aug. | Patchy rain possible | 19° /12° | 0.9 mm | 2.7 | |
| 16 Aug. | Partly cloudy | 18° /11° | 0 mm | 5.4 | |
| 17 Aug. | Partly cloudy | 20° /11° | 0 mm | 6 | |
| 18 Aug. | Patchy rain possible | 18° /14° | 14.3 mm | 4 | |
| 19 Aug. | Sunny | 18° /11° | 0 mm | 5 | |
| 20 Aug. | Sunny | 17° /11° | 0 mm | 5 | |
| 21 Aug. | Sunny | 21° /11° | 0.5 mm | 6 | |
| 22 Aug. |  Light rain | 17° /13° | 28.7 mm | 5 | |
| 23 Aug. | Sunny | 17° /12° | 0.1 mm | 5 | |
| 24 Aug. | Sunny | 17° /10° | 0 mm | 5 | |
| 25 Aug. | Partly cloudy | 18° /9° | 0 mm | 5 | |
| 26 Aug. | Light drizzle | 17° /13° | 21.6 mm | 4 | |
| 27 Aug. | Partly cloudy | 19° /14° | 4 mm | 5 | |
| 28 Aug. | Patchy rain possible | 19° /14° | 2.2 mm | 4 | |
| 29 Aug. | Sunny | 17° /11° | 2.4 mm | 4 | |
| 30 Aug. |  Moderate rain | 17° /11° | 16.9 mm | 4 | |
| 31 Aug. |  Heavy rain | 20° /13° | 55.5 mm | 5 | |
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Important Notice
Our weather forecast for Newfoundland and Labrador in August is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Newfoundland and Labrador forecast closer to your planned date for the most up-to-date weather information.
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Newfoundland and Labrador in August - FAQ
What are the expected maximum and minimum temperatures in Newfoundland and Labrador during August?
Enjoy moderate daytime temperatures of up to 18° and cooler nights around 13°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Newfoundland and Labrador during August?
Significant rainfall exceeding 151.6 mm is expected in Newfoundland and Labrador during August, occurring over more than 19 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Newfoundland and Labrador during August?
The average wind speed in Newfoundland and Labrador during August is 25 km/h, suggesting breezy to windy conditions, depending on your activities.
August rainfall patterns in Newfoundland and Labrador
Explore the daily rainfall trends and prepare for Newfoundland and Labradors August weather 💧
Typically, Newfoundland and Labrador has 19 rainy days in August with a total of 151.6 mm of rainfall.
UV exposure in Newfoundland and Labrador during August
Stay informed about UV levels for safe outdoor activities throughout the month of August ☀️
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