El Alia weather in May

In May, El Alia sees average daytime highs of 20°C and overnight lows near 17°C, with 25 mm of rain across 4.1 wet days and about 14 hours of daylight. It is the 6th-warmest and 9th-wettest month of the year here.

Highs climb over the month, from about 18°C in the first days to 21°C by the end. The sky is clear or mostly clear about 62% 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 El Alia's 5th-clearest and 7th-windiest month. For the whole year in context, see El Alia's year-round climate.

Daytime high
20°
6th warmest
Overnight low
17°
7th coldest
Rainfall
25 mm
4.1 wet days
Daylight
14 hours
5:17 AM – 7:16 PM
Cloud cover
35%
5th clearest
Wind
19 km/h
7th windiest
Solar energy
6.8 kWh/m²
Travel score
7.6
out of 10

Temperature in May

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 18°C in the first days to 21°C by the end.

A typical May day in El Alia 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 22°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)
11815
21815
31816
41916
51916
61916
71916
81916
91916
101916
111916
121916
131917
142017
152017
162017
172017
182017
192017
202017
212017
222017
232018
242118
252118
262118
272118
282118
292118
302118
312118

El Alia 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
Jan14° / 12°8110.99.74.3
Feb14° / 11°701010.64.2
Mar15° / 12°527.911.75.1
Apr17° / 14°467.512.96.1
May20° / 17°254.1147.6
Jun23° / 20°81.314.59.0
Jul26° / 23°10.314.39.3
Aug27° / 24°61.313.48.7
Sep25° / 22°385.512.38.0
Oct22° / 20°557.7117.4
Nov19° / 16°7810.8106.1
Dec16° / 13°8411.99.54.8

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 62% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 13% 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
47426
57525
67525
77624
87624
97624
107624
117525
127525
137525
147525
157525
167525
177525
187525
197525
207525
217525
227525
237525
247624
257624
267525
277624
287624
297624
307723
317723

Chance of precipitation in May

Any precipitation

El Alia gets around 25 mm of rain over 4.1 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 13% and peaks near 20% on the wettest days. The odds ease toward the end of the month.

0%10%20%30%151015202531
Rain chance (%)
120
219
319
418
518
617
716
816
915
1014
1114
1213
1313
1412
1512
1612
1712
1812
1912
2012
2111
2211
2311
2411
2511
2610
2710
2810
2910
3010
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 (%)
1356050
2346060
3326170
4316090
53060100
62959120
72859130
82659150
92559160
102458180
112357200
122257210
132156230
142055250
151953271
161852291
171751311
181749331
191647361
201546381
211444411
221343431
231241452
241139482
251038502
26936523
27834544
28733555
29731566
30630577
31528589

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 20 km/h at its breeziest. It stays fairly steady from day to day.

0510152025151015202531
Wind speed (km/h)Feels
120breezy
220breezy
320breezy
420breezy
520breezy
620breezy
720breezy
820light breeze
920light breeze
1020light breeze
1120light breeze
1220light breeze
1320light breeze
1420light breeze
1520light breeze
1620light breeze
1719light breeze
1819light breeze
1919light breeze
2019light breeze
2119light breeze
2219light breeze
2319light breeze
2419light breeze
2519light breeze
2619light breeze
2719light 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 5:32 AM to 5:07 AM, and sunset from 7:02 PM to 7:28 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.55:327:02
213.55:317:03
313.65:297:04
413.65:287:05
513.65:277:06
613.75:267:07
713.75:257:08
813.75:247:09
913.85:237:10
1013.85:227:10
1113.85:217:11
1213.95:207:12
1313.95:197:13
1413.95:187:14
1514.05:177:15
1614.05:177:16
1714.05:167:17
1814.05:157:17
1914.15:147:18
2014.15:137:19
2114.15:137:20
2214.15:127:21
2314.25:117:21
2414.25:117:22
2514.25:107:23
2614.25:097:24
2714.35:097:25
2814.35:087:25
2914.35:087:26
3014.35:077:27
3114.35:077:28

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 6.8 kWh/m².

For context, solar energy here swings from a low near 2.14 kWh/m² to a high of 7.52 kWh/m² in July across the year — May's 6.8 kWh/m² sits near the top of that range.

02468151015202531
Solar energy (kWh/m²)Level
16.4Intense
26.4Intense
36.5Intense
46.5Intense
56.5Intense
66.6Intense
76.6Intense
86.6Intense
96.7Intense
106.7Intense
116.7Intense
126.7Intense
136.7Intense
146.8Intense
156.8Intense
166.8Intense
176.8Intense
186.8Intense
196.8Intense
206.9Intense
216.9Intense
226.9Intense
236.9Intense
247.0Intense
257.0Intense
267.0Intense
277.0Intense
287.0Intense
297.1Intense
307.1Intense
317.1Intense
Planning a trip in May

Hazard calendar for El Alia

In seasonPeak

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

El Alia 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 El Alia?

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

7.6
Sightseeing
5th-best month of the year
3.8
Beach & pool
6th-best month of the year

May is one of the better times to visit El Alia for general sightseeing.

What to pack for El Alia in May

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

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

sun protection

Sea temperature near El Alia 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 at the nearest coast (about 24 km away) is warmest in August at about 26°C and coldest in February near 15°C.

It's comfortable for a long swim from Jun 5 to Nov 14 — about 5.4 months when the water holds above 20°C.

15°20°25°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan16Cool
Feb15Bracing
Mar15Bracing
Apr16Cool
May18Cool
Jun21Refreshing
Jul24Warm
Aug26Warm
Sep25Warm
Oct23Refreshing
Nov20Cool
Dec17Cool

UV index in El Alia 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 El Alia peaks around July 17 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.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateModerateHighVery highHighModerateJul 17UV 10Dec 21UV 2
UV index (midday)Level
Jan2Moderate
Feb4Moderate
Mar6High
Apr4Moderate
May6High
Jun8Very high
Jul10Extreme
Aug8Very high
Sep7High
Oct5Moderate
Nov3Moderate
Dec2Low

Air quality in El Alia 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 El Alia is worst in September — around 20 µg/m³ PM2.5 (moderate), and holds fairly steady the rest of the year.

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateSep 1919 µg/m³Jul 1715 µg/m³
PM2.5 (µg/m³)Level
Jan16Moderate
Feb18Moderate
Mar19Moderate
Apr18Moderate
May17Moderate
Jun15Moderate
Jul15Moderate
Aug15Moderate
Sep20Moderate
Oct18Moderate
Nov16Moderate
Dec15Moderate
Location & terrain

Where is El Alia?

El Alia sits at 37.2°N, 10.0°E, 100 m above sea level, in Tunisia. The nearest listed city is Rass el Djebel, 10 km away.

Topography around El Alia

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

Within 3 km, the terrain around El Alia has significant variations in elevation — a maximum elevation change of 263 m around an average of 87 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 415 m; within 80 km, large variations in elevation — a maximum elevation change of 726 m.

The land around El Alia is covered by cropland (47%) and grassland (29%) within 3 km, cropland (36%), water (30%) and grassland (20%) within 16 km, and water (45%) and cropland (28%) within 80 km.

3 km
263 m
16 km
415 m
80 km
726 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwaterwetland
May weather nearby: Rass el Djebel 10 km · Menzel Jemil 13 km · Galaat el Andeless 14 km · Menzel Abderhaman 17 km · Bizerte 18 km · Menzel Bourguiba 22 km · Tinja 24 km · Douar Tindja 25 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 El Alia (37.1691°, 10.0348°, elevation 100 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).