Kalaa Srira weather in May

In May, Kalaa Srira sees average daytime highs of 28°C and overnight lows near 17°C, with 17 mm of rain across 3.5 wet days and about 13.9 hours of daylight. It is the 5th-warmest and 9th-wettest month of the year here.

Highs climb over the month, from about 26°C in the first days to 30°C by the end. The sky is clear or mostly clear about 56% of the time in May, and the air most often feels dry.

Daylight stretches from about 13 h 24 min at the start of May to 14 h 12 min by month's end. Set against the rest of the year, May is Kalaa Srira's 5th-clearest and 4th-windiest month. For the whole year in context, see Kalaa Srira's year-round climate.

Daytime high
28°
5th warmest
Overnight low
17°
7th coldest
Rainfall
17 mm
3.5 wet days
Daylight
13 h 54 min
5:17 AM – 7:11 PM
Cloud cover
38%
5th clearest
Wind
12 km/h
4th windiest
Solar energy
6.95 kWh/m²
Travel score
7.2
out of 10

Temperature in May

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 26°C in the first days to 30°C by the end.

A typical May day in Kalaa Srira reaches about 28°C in the afternoon and slips back to 17°C overnight — a 12°C spread between the day's warmth and the night's chill. On most days the high lands between 24°C and 33°C. Set against its neighbours, May runs about 4°C warmer than April and about 4°C cooler than June.

10°15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
12615
22615
32615
42615
52715
62715
72716
82716
92716
102716
112816
122816
132816
142816
152816
162817
172817
182817
192817
202917
212917
222917
232917
242917
252918
262918
272918
282918
293018
303018
313018

How May really feels in Kalaa Srira

Once humidity and wind are folded in, May averages 0 days that feel above 32°C and 0 that feel at or below 0°C — the comfort signal a plain temperature reading hides.

Days feeling ≥ 32°C
0
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

May sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Kalaa Srira weather by month

How May compares with the rest of the year at a glance. May is the 5th-warmest and 9th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan17° / 284.49.86.5
Feb18° / 244.810.66.8
Mar21° / 10°375.811.77.3
Apr24° / 13°255.412.97.9
May28° / 17°173.513.97.2
Jun32° / 20°71.614.44.9
Jul35° / 23°20.414.23.2
Aug35° / 24°10213.43.1
Sep31° / 21°415.312.25.0
Oct27° / 18°396.111.17.1
Nov22° / 13°274.310.17.8
Dec18° / 264.69.67.0

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 56% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 17% of May, with mostly cloudy or overcast conditions the remaining 27%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
17426
27426
37426
47525
57525
67525
77525
87525
97525
107525
117426
127426
137228
147228
157228
167129
177129
187129
197129
207129
217129
227129
237228
247228
257327
267327
277426
287426
297525
307624
317624

Chance of precipitation in May

Any precipitation

Kalaa Srira gets around 17 mm of rain over 3.5 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 11% and peaks near 16% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
116
215
315
414
514
614
714
813
913
1013
1112
1212
1312
1411
1511
1611
1711
1810
1910
2010
2110
2210
239
249
259
269
279
289
299
309
319

Humidity in May

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, May lands in the dry band about 56% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
1712720
2702730
3702730
4692740
5682840
6672850
7672850
8662950
9652960
10643060
11633160
12633160
13613270
14613270
15593380
16593380
17583480
18563590
19553690
205337100
215238100
225039110
234840120
244641130
254442140
264243150
274044160
283844170
293645180
303446191
313246211

Wind in May

Winds average 12 km/h in May.

Across May, daily wind ranges from about 11 km/h on the calmest days to 12 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
112light breeze
212light breeze
312light breeze
412light breeze
512light breeze
612light breeze
712light breeze
812light breeze
912light breeze
1012light breeze
1112calm
1212calm
1312calm
1412calm
1512calm
1612calm
1712calm
1812calm
1912calm
2012calm
2112calm
2212calm
2312calm
2412calm
2512calm
2612calm
2712calm
2812calm
2912calm
3012calm
3111calm

Sunrise & sunset in May

DaylightNight

Daylight runs from about 13 h 24 min at the start of May to 14 h 12 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 5:08 AM, and sunset from 6:58 PM to 7:22 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.45:326:58
213.55:316:59
313.55:307:00
413.55:297:01
513.65:287:01
613.65:277:02
713.65:267:03
813.75:257:04
913.75:247:05
1013.75:237:06
1113.75:227:07
1213.85:217:07
1313.85:207:08
1413.85:197:09
1513.95:187:10
1613.95:177:11
1713.95:177:11
1813.95:167:12
1914.05:157:13
2014.05:147:14
2114.05:147:15
2214.05:137:15
2314.15:127:16
2414.15:127:17
2514.15:117:18
2614.15:117:18
2714.15:107:19
2814.25:107:20
2914.25:097:21
3014.25:097:21
3114.25:087:22

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 6.95 kWh/m².

For context, solar energy here swings from a low near 2.49 kWh/m² to a high of 7.63 kWh/m² in July across the year — May's 6.95 kWh/m² sits near the top of that range.

02468151015202531
Solar energy (kWh/m²)Level
16.6Intense
26.7Intense
36.7Intense
46.7Intense
56.8Intense
66.8Intense
76.8Intense
86.8Intense
96.8Intense
106.9Intense
116.9Intense
126.9Intense
136.9Intense
146.9Intense
156.9Intense
166.9Intense
176.9Intense
187.0Intense
197.0Intense
207.0Intense
217.0Intense
227.0Intense
237.0Intense
247.0Intense
257.0Intense
267.1Intense
277.1Intense
287.1Intense
297.1Intense
307.1Intense
317.2Intense
Planning a trip in May

Hazard calendar for Kalaa Srira

In seasonPeak

In May, Kalaa Srira sits inside its dust season. The full year is below, with each hazard's peak months called out.

Kalaa Srira sees seasonal dust haze (April–June), heaviest in June.

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

Is May a good time to visit Kalaa Srira?

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

7.2
Sightseeing
4th-best month of the year
8.1
Beach & pool
1st-best month of the year

May is one of the better times to visit Kalaa Srira for general sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Kalaa Srira in May

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

In May, Kalaa Srira sees daytime highs around 28°C and nights near 17°C. Pack light clothes and sun protection. About 4 days see rain.

light clothessun protection

Sea temperature near Kalaa Srira in May

The nearest coast averages about 19°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 27°C and coldest in February near 15°C.

It's comfortable for a long swim from May 29 to Nov 27 — about 6 months when the water holds above 20°C.

15°20°25°30°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan16Cool
Feb15Bracing
Mar15Bracing
Apr16Cool
May19Cool
Jun22Refreshing
Jul25Warm
Aug27Warm
Sep26Warm
Oct24Refreshing
Nov21Refreshing
Dec18Cool

UV index in Kalaa Srira in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May peaks around 7 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Kalaa Srira peaks around July 16 at about 10 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 22 at about 2 (moderate).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighHighVery highHighModerateJul 16UV 10Dec 22UV 2
UV index (midday)Level
Jan2Moderate
Feb4Moderate
Mar6High
Apr4Moderate
May7High
Jun9Very high
Jul10Extreme
Aug8Very high
Sep7Very high
Oct6High
Nov3Moderate
Dec2Moderate

Air quality in Kalaa Srira 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 Kalaa Srira is worst in March — around 28 µg/m³ PM2.5 (moderate), and holds fairly steady the rest of the year.

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateMar 1128 µg/m³Jul 2118 µg/m³
PM2.5 (µg/m³)Level
Jan26Moderate
Feb27Moderate
Mar28Moderate
Apr25Moderate
May22Moderate
Jun19Moderate
Jul18Moderate
Aug18Moderate
Sep20Moderate
Oct24Moderate
Nov26Moderate
Dec26Moderate
Location & terrain

Where is Kalaa Srira?

Kalaa Srira sits at 35.8°N, 10.6°E, 49 m above sea level, in Tunisia. The nearest listed city is Ezzouhour, 4.0 km away.

Topography around Kalaa Srira

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

Within 3 km, the terrain around Kalaa Srira has only modest variations in elevation — a maximum elevation change of 65 m around an average of 44 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 156 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,210 m.

The land around Kalaa Srira is covered by grassland (48%) and artificial surfaces (27%) within 3 km, grassland (46%) and water (23%) within 16 km, and cropland (29%), water (29%) and grassland (28%) within 80 km.

3 km
65 m
16 km
156 m
80 km
1,210 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
May weather nearby: Ezzouhour 4.0 km · Akouda 5.0 km · Kelaa Kebira 6.0 km · Hammam Sousse 6.0 km · Sousse 7.0 km · Zaouiet Sousse 8.0 km · Msaken 11 km · Maatmeur 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 Kalaa Srira (35.8224°, 10.5574°, elevation 49 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).