Saint-Malo in Fall
In fall (September, October and November), Saint-Malo sees average daytime highs around 15°C and overnight lows near 13°C, with 300 mm of rain over about 42 wet days across the season. It is the 2nd-warmest season and the wettest season of the year.
Over the season highs ease from about 18°C in early September to 11°C by late November. The sky is clear or mostly clear about 19% of the time across fall, and the air most often feels dry.
Fall is Saint-Malo's 2nd-best season to visit on our travel score. For the whole year in context, see Saint-Malo's year-round climate.
- Avg daytime high
- 15°C
- 2nd-warmest season
- Avg overnight low
- 13°C
- Rainfall
- 300 mm
- 42 wet days
- Avg wind
- 25 km/h
- Travel score
- 4.2
- 2nd-best season
- Months
- Sep · Oct · Nov
Temperature in Saint-Malo in Fall
Over the season highs ease from about 18°C in early September to 11°C by late November.
A typical fall day in Saint-Malo reaches about 15°C and drops to 13°C overnight. The warmest of the three months is September, the coolest November.
Saint-Malo weather by month
How the three fall months (September, October and November) compare with the rest of the year — the season's months are highlighted.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|
| Jan | 9° / 7° | 91 | 14.8 | 8.5 | 1.6 |
| Feb | 9° / 6° | 73 | 13 | 9.8 | 1.5 |
| Mar | 10° / 7° | 66 | 12.2 | 11.6 | 2.1 |
| Apr | 11° / 9° | 58 | 10.4 | 13.4 | 2.9 |
| May | 14° / 11° | 57 | 9.8 | 15 | 4.0 |
| Jun | 16° / 14° | 50 | 8.8 | 15.8 | 5.2 |
| Jul | 18° / 16° | 48 | 9.3 | 15.5 | 6.2 |
| Aug | 19° / 17° | 59 | 10.2 | 14.2 | 6.1 |
| Sep | 18° / 16° | 76 | 10.7 | 12.4 | 5.7 |
| Oct | 16° / 13° | 107 | 15.3 | 10.5 | 4.2 |
| Nov | 12° / 10° | 117 | 16.3 | 9 | 2.8 |
| Dec | 10° / 8° | 119 | 16.1 | 8.1 | 1.9 |
Cloud cover in Fall
The sky is clear or mostly clear about 19% of the time across fall.
Chance of precipitation in Fall
Saint-Malo gets around 300 mm of rain over 42 wet days across fall. The line is the day-by-day chance of measurable precipitation.
Humidity in Fall
Most of fall feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Fall
Winds average 25 km/h across fall.
Sunrise & sunset in Fall
Daylight runs from about 13 h 18 min in early September to 8 h 24 min by late November. The lit band spans sunrise to sunset each day.
Solar energy in Fall
Average shortwave solar energy reaching the ground each day across fall, about 2.4 kWh/m².
Is fall a good time to visit Saint-Malo?
Our two travel scores rate fall for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.
fall is a reasonable time to visit Saint-Malo for sightseeing.
What to pack for Saint-Malo in Fall
From fall's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In fall, Saint-Malo sees daytime highs around 15°C and nights near 13°C. Pack rain gear. Worth having: a warm layer and a windbreaker. About 42 days see rain.
Sea temperature near Saint-Malo in Fall
The nearest coast averages about 16°C across fall — the other half of the beach question. The full-year curve and swim-comfort zones are below.
The sea offshore is warmest in August at about 18°C and coldest in February near 9°C.
The water stays below 20°C all year — cool enough that most swimmers want a wetsuit.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°C) | 9 | 9 | 9 | 10 | 12 | 15 | 17 | 18 | 18 | 16 | 13 | 11 |
| Comfort | Bracing | Bracing | Bracing | Bracing | Bracing | Bracing | Cool | Cool | Cool | Cool | Bracing | Bracing |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 9 | Bracing |
| Feb | 9 | Bracing |
| Mar | 9 | Bracing |
| Apr | 10 | Bracing |
| May | 12 | Bracing |
| Jun | 15 | Bracing |
| Jul | 17 | Cool |
| Aug | 18 | Cool |
| Sep | 18 | Cool |
| Oct | 16 | Cool |
| Nov | 13 | Bracing |
| Dec | 11 | Bracing |
UV index in Saint-Malo in Fall
Clear-sky midday UV across fall averages around 3. The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Saint-Malo peaks around June 17 at about 7 (high) — sunscreen and a hat are worth it in the middle of the day. It bottoms out near January 11 at about 1 (low).
The index reaches 3 or more — the level where the WHO recommends sun protection — in 6 months of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 1 | 2 | 3 | 5 | 6 | 7 | 6 | 7 | 5 | 3 | 1 | 1 |
| Level | Low | Low | Moderate | Moderate | High | High | High | High | Moderate | Moderate | Low | Low |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 1 | Low |
| Feb | 2 | Low |
| Mar | 3 | Moderate |
| Apr | 5 | Moderate |
| May | 6 | High |
| Jun | 7 | High |
| Jul | 6 | High |
| Aug | 7 | High |
| Sep | 5 | Moderate |
| Oct | 3 | Moderate |
| Nov | 1 | Low |
| Dec | 1 | Low |
Where is Saint-Malo?
Saint-Malo sits at 48.6°N, 2.0°W, 10 m above sea level, in France. The nearest listed city is Saint-Brieuc, 58 km away.
Topography around Saint-Malo
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Saint-Malo.
Within 3 km, the terrain around Saint-Malo has only modest variations in elevation — a maximum elevation change of 52 m around an average of 10 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 144 m; within 80 km, significant variations in elevation — a maximum elevation change of 375 m.
The land around Saint-Malo is covered by water (47%) and artificial surfaces (31%) within 3 km, water (54%) within 16 km, and water (35%) and cropland (27%) within 80 km.
France travel facts
- Travel advisory
- Level 2
- Exercise Increased Caution
- Power plugs
- Type C / E
- 230 V · 50 Hz
- Prices
- ≈ 77% of US
- price level, 2025
- GDP per capita
- $48,986
- 2025
- Happiness
- 6.6 / 10
- World Happiness, 2025
- Safe drinking water
- 100%
- of population, 2024
- Homicide rate
- 1.3
- per 100k, 2023
- Road deaths
- 5.1
- per 100k/yr, 2019
- Income group
- High
- World Bank
- English
- Moderate
- EF EPI 539
- Religion
Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.
Data sources
Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Saint-Malo (48.6474°, -2.0088°, elevation 10 m), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google.