Saint-Malo in Spring

In spring (March, April and May), Saint-Malo sees average daytime highs around 12°C and overnight lows near 9°C, with 181 mm of rain over about 32 wet days across the season. It is the 3rd-warmest season and the 3rd-wettest season.

Over the season highs climb from about 9°C in early March to 15°C by late May. The sky is clear or mostly clear about 25% of the time across spring, and the air most often feels dry.

Spring is Saint-Malo's 3rd-best season to visit on our travel score. For the whole year in context, see Saint-Malo's year-round climate.

Avg daytime high
12°C
3rd-warmest season
Avg overnight low
9°C
Rainfall
181 mm
32 wet days
Avg wind
22 km/h
Travel score
3.0
3rd-best season
Months
Mar · Apr · May

Temperature in Saint-Malo in Spring

Average highAverage lowShaded bands: 10–90% of days

Over the season highs climb from about 9°C in early March to 15°C by late May.

A typical spring day in Saint-Malo reaches about 12°C and drops to 9°C overnight. The warmest of the three months is May, the coolest March.

10°15°20°MarAprMay

Saint-Malo weather by month

How the three spring months (March, April and May) compare with the rest of the year — the season's months are highlighted.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan / 9114.88.51.6
Feb / 73139.81.5
Mar10° / 6612.211.62.1
Apr11° / 5810.413.42.9
May14° / 11°579.8154.0
Jun16° / 14°508.815.85.2
Jul18° / 16°489.315.56.2
Aug19° / 17°5910.214.26.1
Sep18° / 16°7610.712.45.7
Oct16° / 13°10715.310.54.2
Nov12° / 10°11716.392.8
Dec10° / 11916.18.11.9

Cloud cover in Spring

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 25% of the time across spring.

0%25%50%75%100%MarAprMay

Chance of precipitation in Spring

Any precipitation

Saint-Malo gets around 181 mm of rain over 32 wet days across spring. The line is the day-by-day chance of measurable precipitation.

0%20%40%60%MarAprMay

Humidity in Spring

DryComfortableHumidMuggyOppressiveMiserable

Most of spring feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.

0%25%50%75%100%MarAprMay

Wind in Spring

Winds average 22 km/h across spring.

0102030MarAprMay

Sunrise & sunset in Spring

DaylightNight

Daylight runs from about 10 h 42 min in early March to 15 h 36 min by late May. The lit band spans sunrise to sunset each day.

12 AM4 AM8 AM12 PM4 PM8 PM12 AMMarAprMay

Solar energy in Spring

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day across spring, about 4.6 kWh/m².

0246MarAprMay
Planning a trip in spring

Is spring a good time to visit Saint-Malo?

Our two travel scores rate spring for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.

3.0
Sightseeing
3rd-best month of the year
0.0
Beach & pool
3rd-best month of the year

spring is a weaker month for outdoor sightseeing in Saint-Malo.

What to pack for Saint-Malo in Spring

From spring's temperature range, rain chance, sun and wind — what's worth putting in the bag.

In spring, Saint-Malo sees daytime highs around 12°C and nights near 9°C. Pack a warm layer. Worth having: rain gear, sun protection and a windbreaker. About 32 days see rain.

a warm layerrain gearsun protectiona windbreaker

Sea temperature near Saint-Malo in Spring

The nearest coast averages about 10°C across spring — 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.

10°15°20°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshing
Sea temperature (°C)Comfort
Jan9Bracing
Feb9Bracing
Mar9Bracing
Apr10Bracing
May12Bracing
Jun15Bracing
Jul17Cool
Aug18Cool
Sep18Cool
Oct16Cool
Nov13Bracing
Dec11Bracing

UV index in Saint-Malo in Spring

LowModerateHighVery highExtreme

Clear-sky midday UV across spring averages around 5 — enough to warrant sun protection. 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.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighModerateLowJun 17UV 7Jan 11UV 1
UV index (midday)Level
Jan1Low
Feb2Low
Mar3Moderate
Apr5Moderate
May6High
Jun7High
Jul6High
Aug7High
Sep5Moderate
Oct3Moderate
Nov1Low
Dec1Low
Location & terrain

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.

3 km
52 m
16 km
144 m
80 km
375 m
treesgrasslandcroplandartificial surfacesbare terrainwater
Spring weather nearby: Saint-Brieuc 58 km · Saint Helier 61 km · Rennes 65 km · Cesson-Sévigné 66 km · Fougères 68 km · Vitré 83 km · Saint-Lô 85 km · Pontivy 96 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
Roman Catholic 47%none 33%Muslim 4%Protestant 2%

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.