La Marsa weather in May

In May, La Marsa sees average daytime highs of 20°C and overnight lows near 17°C, with 22 mm of rain across 3.7 wet days and about 13.9 hours of daylight. It is the 6th-warmest and 9th-wettest month of the year here.

Highs climb over the month, from about 19°C in the first days to 22°C by the end. The sky is clear or mostly clear about 61% of the time in May, and the air most often feels comfortable.

Daylight stretches from about 13 h 30 min at the start of May to 14 h 18 min by month's end. Set against the rest of the year, May is La Marsa's 4th-clearest and 7th-windiest month. For the whole year in context, see La Marsa's year-round climate.

Daytime high
20°
6th warmest
Overnight low
17°
7th coldest
Rainfall
22 mm
3.7 wet days
Daylight
14 hours
5:16 AM – 7:14 PM
Cloud cover
35%
4th clearest
Wind
19 km/h
7th windiest
Solar energy
6.74 kWh/m²
Travel score
7.7
out of 10

Temperature in May

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 19°C in the first days to 22°C by the end.

A typical May day in La Marsa reaches about 20°C in the afternoon and slips back to 17°C overnight — a 3°C spread between the day's warmth and the night's chill. On most days the high lands between 18°C and 23°C. Set against its neighbours, May runs about 3°C warmer than April and about 4°C cooler than June.

10°15°20°25°151015202531
Avg high (°C)Avg low (°C)
11915
21916
31916
41916
51916
61916
71916
81916
92016
102016
112016
122017
132017
142017
152017
162017
172017
182017
192117
202117
212117
222118
232118
242118
252118
262118
272118
282218
292218
302219
312219

La Marsa weather by month

How May compares with the rest of the year at a glance. May is the 6th-warmest and 9th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan15° / 12°7010.19.84.5
Feb14° / 11°619.210.64.4
Mar16° / 12°487.611.75.3
Apr17° / 14°396.912.96.3
May20° / 17°223.713.97.7
Jun24° / 21°71.314.59.0
Jul27° / 23°10.314.39.1
Aug28° / 24°51.313.48.6
Sep26° / 23°375.512.37.9
Oct23° / 20°537.4117.5
Nov19° / 16°6710.1106.3
Dec16° / 13°7211.29.55.1

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 61% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 14% of May, with mostly cloudy or overcast conditions the remaining 25%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
17327
27327
37426
47525
57525
67525
77624
87624
97624
107624
117525
127525
137525
147525
157525
167525
177525
187525
197525
207525
217525
227426
237426
247426
257426
267525
277525
287525
297624
307624
317624

Chance of precipitation in May

Any precipitation

La Marsa gets around 22 mm of rain over 3.7 wet days in May. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 12% and peaks near 19% on the wettest days. The odds ease toward the end of the month.

0%10%20%30%151015202531
Rain chance (%)
119
218
318
417
517
616
715
815
914
1014
1113
1213
1312
1412
1512
1611
1711
1811
1911
2011
2110
2210
2310
2410
2510
2610
2710
289
299
309
319

Humidity in May

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, May lands in the comfortable band about 49% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
1375850
2365860
3355870
4345880
5325990
63158110
73058120
82957140
92857150
102757160
112656180
122556190
132455210
142354230
152253241
162152261
172051281
181950301
191849331
201747351
211646371
221545391
231344421
241242442
251141462
261040483
27938503
28837514
29735535
30634546
31532558

Wind in May

Winds average 19 km/h in May.

Across May, daily wind ranges from about 18 km/h on the calmest days to 19 km/h at its breeziest. It stays fairly steady from day to day.

0510152025151015202531
Wind speed (km/h)Feels
119light breeze
219light breeze
319light breeze
419light breeze
519light breeze
619light breeze
719light breeze
819light 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
2218light breeze
2318light breeze
2418light breeze
2518light breeze
2618light breeze
2718light breeze
2818light breeze
2918light breeze
3018light breeze
3118light breeze

Sunrise & sunset in May

DaylightNight

Daylight runs from about 13 h 30 min at the start of May to 14 h 18 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 48 minutes over May. Sunrise moves from 5:31 AM to 5:07 AM, and sunset from 7:01 PM to 7:26 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.55:317:01
213.55:307:02
313.65:297:02
413.65:287:03
513.65:277:04
613.75:267:05
713.75:247:06
813.75:237:07
913.85:227:08
1013.85:217:09
1113.85:207:10
1213.85:207:10
1313.95:197:11
1413.95:187:12
1513.95:177:13
1614.05:167:14
1714.05:157:15
1814.05:147:16
1914.05:147:16
2014.15:137:17
2114.15:127:18
2214.15:127:19
2314.15:117:20
2414.25:107:20
2514.25:107:21
2614.25:097:22
2714.25:087:23
2814.35:087:23
2914.35:077:24
3014.35:077:25
3114.35:077:26

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 6.74 kWh/m².

For context, solar energy here swings from a low near 2.15 kWh/m² to a high of 7.5 kWh/m² in July across the year — May's 6.74 kWh/m² sits near the top of that range.

02468151015202531
Solar energy (kWh/m²)Level
16.3Intense
26.4Intense
36.4Intense
46.4Intense
56.5Intense
66.5Intense
76.5Intense
86.5Intense
96.6Intense
106.6Intense
116.6Intense
126.7Intense
136.7Intense
146.7Intense
156.7Intense
166.7Intense
176.8Intense
186.8Intense
196.8Intense
206.8Intense
216.8Intense
226.8Intense
236.9Intense
246.9Intense
256.9Intense
266.9Intense
277.0Intense
287.0Intense
297.0Intense
307.0Intense
317.0Intense
Planning a trip in May

Hazard calendar for La Marsa

In seasonPeak

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

La Marsa sees seasonal dust haze (June), heaviest in June.

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

Is May a good time to visit La Marsa?

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

7.7
Sightseeing
5th-best month of the year
4.2
Beach & pool
6th-best month of the year

May is one of the better times to visit La Marsa for general sightseeing.

What to pack for La Marsa in May

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

In May, La Marsa sees daytime highs around 20°C and nights near 17°C. Pack sun protection. About 4 days see rain.

sun protection

Sea temperature near La Marsa in May

The nearest coast averages about 18°C in May — 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 26°C and coldest in February near 15°C.

It's comfortable for a long swim from Jun 3 to Nov 19 — about 5.6 months when the water holds above 20°C.

15°20°25°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan16Cool
Feb15Bracing
Mar15Bracing
Apr16Cool
May18Cool
Jun21Refreshing
Jul25Warm
Aug26Warm
Sep25Warm
Oct23Refreshing
Nov20Refreshing
Dec17Cool

UV index in La Marsa in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May peaks around 6 — 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 Marsa peaks around July 16 at about 10 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 21 at about 2 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 10 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighModerateHighVery highHighModerateJul 16UV 10Dec 21UV 2
UV index (midday)Level
Jan2Moderate
Feb4Moderate
Mar6High
Apr4Moderate
May6High
Jun8Very high
Jul10Extreme
Aug8Very high
Sep7High
Oct5High
Nov3Moderate
Dec2Low

Air quality in La Marsa in May

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in La Marsa is worst in February — around 38 µg/m³ PM2.5 (poor), about 1.6× the cleanest month (August, 24 µg/m³).

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecPoorModeratePoorFeb 1638 µg/m³Aug 1024 µg/m³
PM2.5 (µg/m³)Level
Jan36Poor
Feb38Poor
Mar36Poor
Apr33Moderate
May29Moderate
Jun25Moderate
Jul24Moderate
Aug24Moderate
Sep27Moderate
Oct31Moderate
Nov34Moderate
Dec37Poor
Location & terrain

Where is La Marsa?

La Marsa sits at 36.9°N, 10.3°E, 12 m above sea level, in Tunisia. The nearest listed city is Carthage, 2.0 km away.

Topography around La Marsa

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of La Marsa.

Within 3 km, the terrain around La Marsa has only modest variations in elevation — a maximum elevation change of 128 m around an average of 16 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 236 m; within 80 km, large variations in elevation — a maximum elevation change of 1,190 m.

The land around La Marsa is covered by artificial surfaces (44%) and water (31%) within 3 km, water (69%) within 16 km, and water (42%) and cropland (28%) within 80 km.

3 km
128 m
16 km
236 m
80 km
1,190 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwaterwetland
May weather nearby: Carthage 2.0 km · Le Kram 5.0 km · La Goulette 7.0 km · Sukrah 7.0 km · Aryanah 12 km · La Gazelle 12 km · Radès 13 km · Mégrine 14 km

Tunisia travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type C / E
230 V · 50 Hz
Prices
≈ 29% of US
price level, 2025
GDP per capita
$4,657
2025
Happiness
4.8 / 10
World Happiness, 2025
Safe drinking water
65%
of population, 2024
Homicide rate
4.7
per 100k, 2020
Road deaths
16.5
per 100k/yr, 2019
Income group
Lower middle
World Bank
English
Low
EF EPI 498
Religion
Muslim 99%

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 Marsa (36.8782°, 10.3247°, elevation 12 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).