La Seyne-sur-Mer weather in March

In March, La Seyne-sur-Mer sees average daytime highs of 14°C and overnight lows near 10°C, with 43 mm of rain across 5.5 wet days and about 11.6 hours of daylight. It is the 9th-warmest and 8th-wettest month of the year here.

Highs climb over the month, from about 13°C in the first days to 15°C by the end. The sky is clear or mostly clear about 50% of the time in March, and the air most often feels dry.

Daylight stretches from about 10 h 54 min at the start of March to 12 h 24 min by month's end. Set against the rest of the year, March is La Seyne-sur-Mer's 5th-clearest and 5th-windiest month. For the whole year in context, see La Seyne-sur-Mer's year-round climate.

Daytime high
14°
9th warmest
Overnight low
10°
4th coldest
Rainfall
43 mm
5.5 wet days
Daylight
11 h 36 min
6:57 AM – 6:35 PM
Cloud cover
44%
5th clearest
Wind
19 km/h
5th windiest
Solar energy
4.36 kWh/m²
Travel score
4.7
out of 10

Temperature in March

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 13°C in the first days to 15°C by the end.

A typical March day in La Seyne-sur-Mer reaches about 14°C in the afternoon and slips back to 10°C overnight — a 4°C spread between the day's warmth and the night's chill. On most days the high lands between 11°C and 16°C. Set against its neighbours, March runs about 2°C warmer than February and about 2°C cooler than April.

10°15°20°151015202531
Avg high (°C)Avg low (°C)
1139
2139
3139
4139
5139
6139
7139
8139
9149
10149
11149
121410
131410
141410
151410
161410
171410
181410
191410
201410
211410
221410
231410
241510
251510
261510
271510
281510
291510
301510
311510

La Seyne-sur-Mer weather by month

How March compares with the rest of the year at a glance. March is the 9th-warmest and 8th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan12° / 627.49.23.4
Feb12° / 496.310.23.6
Mar14° / 10°435.511.64.7
Apr16° / 12°587.313.15.5
May19° / 15°425.414.47.0
Jun23° / 18°243.515.18.4
Jul26° / 21°81.414.98.8
Aug26° / 21°111.813.88.5
Sep23° / 19°605.712.38.0
Oct19° / 16°918.110.86.6
Nov15° / 12°10410.49.54.8
Dec13° / 717.98.93.8

Cloud cover in March

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 50% of the time in March.

Beyond those clear spells, partly cloudy skies cover about 13% of March, with mostly cloudy or overcast conditions the remaining 36%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15941
25941
36040
46040
56139
66337
76436
86535
96634
106634
116733
126832
136832
146931
156832
166832
176733
186733
196733
206634
216634
226535
236436
246436
256337
266337
276238
286238
296238
306139
316139

Chance of precipitation in March

Any precipitation

La Seyne-sur-Mer gets around 43 mm of rain over 5.5 wet days in March. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 19% and peaks near 23% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
123
223
322
422
521
620
719
818
918
1017
1116
1216
1315
1415
1515
1615
1715
1816
1916
2017
2117
2218
2318
2419
2519
2620
2720
2821
2921
3021
3122

Humidity in March

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, March lands in the dry band about 100% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)
1100
2100
3100
4100
5100
6100
7100
8100
9100
10100
11100
12100
13100
14100
15100
16100
17100
18100
19100
20100
21100
22100
23100
24100
25100
26100
27100
28100
29100
30100
31100

Wind in March

Winds average 19 km/h in March.

Across March, daily wind ranges from about 19 km/h on the calmest days to 20 km/h at its breeziest. It stays fairly steady from day to day.

0510152025151015202531
Wind speed (km/h)Feels
120breezy
220breezy
320breezy
420light breeze
520light breeze
620light breeze
720light breeze
820light breeze
919light breeze
1019light breeze
1119light breeze
1219light breeze
1319light breeze
1419light breeze
1519light breeze
1619light breeze
1719light breeze
1819light breeze
1919light breeze
2019light breeze
2119light breeze
2219light breeze
2319light breeze
2419light breeze
2519light breeze
2619light breeze
2719light breeze
2819light breeze
2919light breeze
3019light breeze
3119light breeze

Sunrise & sunset in March

DaylightNight

Daylight runs from about 10 h 54 min at the start of March to 12 h 24 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 90 minutes over March. Sunrise moves from 7:23 AM to 6:30 AM, and sunset from 6:17 PM to 6:53 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
110.97:236:17
210.97:216:18
311.07:206:19
411.07:186:20
511.17:166:22
611.17:156:23
711.27:136:24
811.27:116:25
911.37:096:27
1011.37:086:28
1111.47:066:29
1211.47:046:30
1311.57:026:32
1411.57:016:33
1511.66:596:34
1611.66:576:35
1711.76:556:36
1811.76:536:38
1911.86:526:39
2011.86:506:40
2111.96:486:41
2211.96:466:42
2312.06:446:44
2412.06:436:45
2512.16:416:46
2612.16:396:47
2712.26:376:48
2812.26:356:50
2912.36:336:51
3012.36:326:52
3112.46:306:53

Solar energy in March

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in March, about 4.36 kWh/m².

For context, solar energy here swings from a low near 1.63 kWh/m² to a high of 7.34 kWh/m² in July across the year — March's 4.36 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
13.5Moderate
23.6Moderate
33.6Moderate
43.7Moderate
53.8Moderate
63.8Moderate
73.9Moderate
83.9Moderate
94.0Bright
104.1Bright
114.1Bright
124.2Bright
134.3Bright
144.3Bright
154.3Bright
164.4Bright
174.5Bright
184.5Bright
194.5Bright
204.6Bright
214.6Bright
224.7Bright
234.7Bright
244.7Bright
254.8Bright
264.8Bright
274.8Bright
284.9Bright
294.9Bright
305.0Bright
315.0Bright
Planning a trip in March

Hazard calendar for La Seyne-sur-Mer

In seasonPeak

None of La Seyne-sur-Mer's seasonal hazards are active in March. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do peak.

La Seyne-sur-Mer's rainy season runs September–February, when most of the year's rain falls.

Rainy season
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is March a good time to visit La Seyne-sur-Mer?

Our two travel scores rate March for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).

4.7
Sightseeing
9th-best month of the year
0.0
Beach & pool
9th-best month of the year

March is a reasonable time to visit La Seyne-sur-Mer for sightseeing.

What to pack for La Seyne-sur-Mer in March

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

In March, La Seyne-sur-Mer sees daytime highs around 14°C and nights near 10°C. Worth packing: a warm layer. About 6 days see rain.

a warm layer

Sea temperature near La Seyne-sur-Mer in March

The nearest coast averages about 13°C in March — 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 23°C and coldest in February near 13°C.

It's comfortable for a long swim from Jun 19 to Oct 8 — about 3.7 months when the water holds above 20°C.

10°15°20°25°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmcomfortable to swim
Sea temperature (°C)Comfort
Jan14Bracing
Feb13Bracing
Mar13Bracing
Apr14Bracing
May17Cool
Jun20Cool
Jul22Refreshing
Aug23Refreshing
Sep22Refreshing
Oct20Cool
Nov17Cool
Dec15Cool

UV index in La Seyne-sur-Mer in March

LowModerateHighVery highExtreme

Clear-sky midday UV in March peaks around 4 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in La Seyne-sur-Mer peaks around July 15 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 22 at about 1 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 8 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighVery highHighModerateLowJul 15UV 9Dec 22UV 1
UV index (midday)Level
Jan1Low
Feb3Moderate
Mar4Moderate
Apr7High
May6High
Jun8Very high
Jul9Very high
Aug7Very high
Sep5High
Oct3Moderate
Nov2Low
Dec1Low

Air quality in La Seyne-sur-Mer in March

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where March falls, not just the annual average.

Air quality in La Seyne-sur-Mer is worst in March — around 15 µg/m³ PM2.5 (moderate), and holds fairly steady the rest of the year.

Modeled monthly averages (CAMS reanalysis, 2015–2024).

01020JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodMar 1915 µg/m³Dec 1010 µg/m³
PM2.5 (µg/m³)Level
Jan13Moderate
Feb14Moderate
Mar15Moderate
Apr15Moderate
May14Moderate
Jun13Moderate
Jul12Moderate
Aug13Moderate
Sep12Good
Oct12Moderate
Nov10Good
Dec10Good
Location & terrain

Where is La Seyne-sur-Mer?

La Seyne-sur-Mer sits at 43.1°N, 5.9°E, 5 m above sea level, in France. The nearest listed city is Six-Fours-les-Plages, 5.0 km away.

Topography around La Seyne-sur-Mer

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of La Seyne-sur-Mer.

Within 3 km, the terrain around La Seyne-sur-Mer has only modest variations in elevation — a maximum elevation change of 196 m around an average of 24 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 810 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,558 m.

The land around La Seyne-sur-Mer is covered by artificial surfaces (54%) and trees (22%) within 3 km, water (49%) and trees (30%) within 16 km, and water (45%) and trees (39%) within 80 km.

3 km
196 m
16 km
810 m
80 km
1,558 m
treesshrubsgrasslandcroplandartificial surfaceswater
March weather nearby: Six-Fours-les-Plages 5.0 km · Toulon 5.0 km · Sanary-sur-Mer 6.0 km · La Valette-du-Var 9.0 km · La Garde 11 km · La Crau 17 km · Hyères 20 km · La Ciotat 24 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 La Seyne-sur-Mer (43.1032°, 5.8782°, elevation 5 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. Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).