August
Weather in Saint John for August 2025
Your guide to Saint John weather in August - trends and predictions
In general, the average temperature in Saint John at the beginning of August is 29.1 °C. As the month progressed, temperatures tended to slightly decrease, reaching an average of 29 °C by the end of August.
Saint John experiences an exceptionally high level of rainfall in August, with more than 24 rainy days on average.
Is August a good time to visit Saint John? check out the best time to travel to Saint John page.
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3
Dry days
28
Rainy days
0
Snow days
29°/28°
Temperatures
29 km/h
Avg max wind
77 %
Avg humidity
Saint John in August average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  30° | 2  29° | 3  29° | ||||
| 4  29° | 5 29° | 6 29° | 7 29° | 8 29° | 9 29° | 10 29° |
| 11 29° | 12 29° | 13  29° | 14 29° | 15 29° | 16 29° | 17 28° |
| 18 29° | 19 29° | 20 28° | 21 28° | 22 29° | 23  29° | 24  29° |
| 25 29° | 26 29° | 27 29° | 28 29° | 29  29° | 30 29° | 31 29° |
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Temperatures trend during August in Saint John
See the weather trend as well as the moving average line
August weather day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Aug. | Overcast | 30° /28° | 3.1 mm | 7 | |
| 2 Aug. | Patchy rain possible | 29° /27° | 1.9 mm | 7 | |
| 3 Aug. | Moderate or heavy rain shower | 29° /27° | 4 mm | 6 | |
| 4 Aug. | Heavy rain at times | 29° /27° | 4.7 mm | 6 | |
| 5 Aug. | Moderate rain at times | 29° /28° | 1.9 mm | 6 | |
| 6 Aug. | Heavy rain at times | 29° /27° | 4.6 mm | 6 | |
| 7 Aug. | Moderate rain at times | 29° /27° | 3.6 mm | 6 | |
| 8 Aug. | Moderate or heavy rain shower | 29° /27° | 14.3 mm | 6 | |
| 9 Aug. | Moderate or heavy rain shower | 29° /28° | 7.3 mm | 6 | |
| 10 Aug. | Patchy rain possible | 29° /27° | 4.5 mm | 6 | |
| 11 Aug. | Patchy rain possible | 29° /27° | 2.3 mm | 6 | |
| 12 Aug. | Patchy rain possible | 29° /27° | 2.2 mm | 6 | |
| 13 Aug. | Cloudy | 29° /26° | 18.4 mm | 6 | |
| 14 Aug. | Patchy rain possible | 29° /27° | 2.3 mm | 6 | |
| 15 Aug. | Patchy rain possible | 29° /28° | 0.8 mm | 6 | |
| 16 Aug. | Patchy rain possible | 29° /28° | 1.2 mm | 6 | |
| 17 Aug. | Moderate or heavy rain shower | 28° /27° | 5.2 mm | 6 | |
| 18 Aug. | Patchy rain possible | 29° /27° | 0.9 mm | 6 | |
| 19 Aug. | Moderate or heavy rain shower | 29° /28° | 3.5 mm | 6 | |
| 20 Aug. | Moderate or heavy rain shower | 28° /26° | 28.7 mm | 6 | |
| 21 Aug. | Moderate rain at times | 28° /26° | 2.8 mm | 6 | |
| 22 Aug. | Patchy rain possible | 29° /27° | 4.3 mm | 6 | |
| 23 Aug. | Partly cloudy | 29° /27° | 1.5 mm | 7 | |
| 24 Aug. | Sunny | 29° /27° | 2.3 mm | 7 | |
| 25 Aug. | Patchy rain possible | 29° /27° | 2.1 mm | 6 | |
| 26 Aug. | Light rain shower | 29° /28° | 4.5 mm | 6 | |
| 27 Aug. | Patchy rain possible | 29° /28° | 0.7 mm | 6 | |
| 28 Aug. | Patchy rain possible | 29° /28° | 12.3 mm | 6 | |
| 29 Aug. | Patchy light rain with thunder | 29° /28° | 4.3 mm | 6 | |
| 30 Aug. | Light rain shower | 29° /28° | 3.1 mm | 6 | |
| 31 Aug. | Patchy rain possible | 29° /28° | 1.2 mm | 6 | |
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Important Notice
Our weather forecast for Saint John 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 Saint John forecast closer to your planned date for the most up-to-date weather information.
Saint John in August - FAQ
What are the expected maximum and minimum temperatures in Saint John during August?
During August, expect a variety of temperatures with highs around 29° and lows near 28°, suitable for diverse activities and preferences.
How much rainfall should be expected in Saint John during August?
Significant rainfall exceeding 181.6 mm is expected in Saint John during August, occurring over more than 28 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Saint John during August?
The average wind speed in Saint John during August is 29 km/h, suggesting breezy to windy conditions, depending on your activities.
What to pack to Saint John in August?
As you prepare for your trip to Saint John in August, it's important to consider the typical weather patterns for the time of year. Below is a carefully tailored packing list to ensure that your time in Saint John, during August, is comfortable and enjoyable, regardless of the weather conditions.
- Clothing
- Lightweight Clothing: T-shirts, blouses, shorts, skirts
- Rain Gear: Lightweight, waterproof clothing
- Footwear
- Waterproof Shoes
- Sandals/Flip-flops: Comfortable for warm climates
- Accessories
- Sunglasses: For sun protection
- Sun Hats: Wide-brimmed hats for sun protection in warm weather
- Umbrellas/Raincoats: For rainy days
- Personal Items
- Sunscreen: High SPF for sunny destinations
- Lip Balm with SPF: To protect against chapped lips
August rainfall patterns in Saint John
Explore the daily rainfall trends and prepare for Saint Johns August weather 💧
UV exposure in Saint John during August
Stay informed about UV levels for safe outdoor activities throughout the month of August ☀️
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Where is Saint John?Get accurate weather forecasts for Saint John, located at latitude 17.121 and longitude -61.843. Stay updated with localized weather information tailored for Saint John.
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