Wedding Weather in Saint-Malo
Historical weather statistics for August 31.
Average Temperature
17.5°C
Min: 13.6°C | Max: 21.9°C
After dark
13.6°C
98% of years dropped below 18 °C
Rain Risk
27%
Rain of ≥1 mm · 450 days analysed
Heavy rain (≥5 mm): 8%
Precipitation
1.38 mm
Daily average 1996-2025
Average wind
22 km/h
Max 32 km/h · Light breeze — secure veils and weighted linens
Top 3 dates to get married in Saint-Malo in August
Based on 30 years of historical weather, these are the dates with the best combination of temperature and lowest rain risk.
Moderate risk: have an optional Plan B
27% rainWith between 15% and 35% historical rain, it's unlikely but it can happen. A solid covered alternative avoids scares.
- 1
Reserve an indoor hall with capacity for all guests as backup.
- 2
Talk to your wedding planner about whether the ceremony can move indoors with 2h notice.
- 3
Consider a clear marquee (that doesn't break the aesthetic) if the venue allows it.
- 4
Communicate the Plan B in the itinerary so guests know where to go.
We'll alert you about the weather for your wedding in Saint-Malo
You'll receive 4 key emails: 30, 15, 7 days before and the day before, with the real historical weather for your exact date and Plan B tips based on the rain probability.
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Weather History for August 31 in Saint-Malo
Real weather data recorded on this date, year by year.
Across 450 days analysed (30 years of history for this date plus the 7 days either side), it rained 27% of the time (≥1 mm).
Attire & Styling Recommendations
Cool Weather Wedding: Mild-cool weather. Ideal for bridal gowns with dense lace. We recommend guests bring light jackets or evening shawls. Men will feel comfortable in traditional three-piece suits.
Nights typically drop to 14 °C: in 98% of years it was 18 °C or colder. Tell your guests to bring a jacket.
Photography & Golden Hour
Estimated sunset at 18:55 (local solar time). Schedule your ceremony around 16:55 to capture the golden hour (18:05 - 18:55) in your photos.
Time computed from solar astronomy. Civil time (with DST and political timezones) may differ by ±1h.
Annual Averages: Month-by-Month in Saint-Malo
Plan ahead. Compare average temperatures, historical rain days, and the weather comfort index (Quality score) calculated for each month of the year.
| Month | Avg Temp | Min / Max | Rainy Days (Avg) | Rain Risk | Comfort Score |
|---|---|---|---|---|---|
| January | 5.7°C | 3.4°C / 8.4°C | 14.4 days | 47% | 1 / 10 |
| February | 6.1°C | 3.4°C / 9.5°C | 12.3 days | 42% | 1 / 10 |
| March | 8°C | 4.6°C / 12°C | 11.9 days | 38% | 1.3 / 10 |
| April | 10.2°C | 6.2°C / 14.5°C | 10.7 days | 36% | 2.4 / 10 |
| May | 13.3°C | 9.1°C / 17.4°C | 11.9 days | 38% | 3.5 / 10 |
| June | 16.4°C | 11.9°C / 20.6°C | 10.6 days | 35% | 4.9 / 10 |
| July | 18°C | 13.7°C / 22.3°C | 10.2 days | 33% | 5.8 / 10 |
| August | 18.2°C | 14.1°C / 22.6°C | 9.8 days | 32% | 6 / 10 |
| September | 16.2°C | 12.4°C / 20.5°C | 9.9 days | 33% | 5 / 10 |
| October | 13°C | 10°C / 16.8°C | 14.7 days | 47% | 2.6 / 10 |
| November | 9.3°C | 6.8°C / 12.2°C | 15.7 days | 52% | 1 / 10 |
| December | 6.6°C | 4.4°C / 9.1°C | 15.4 days | 50% | 1 / 10 |
Marry in Saint-Malo
Check catering prices, hotels, legal requirements, and recommended vendors to marry in Saint-Malo.
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