Beylikdüzü weather in May

In May, Beylikdüzü sees average daytime highs of 19°C and overnight lows near 15°C, with 29 mm of rain across 5.9 wet days and about 14.3 hours of daylight. It is the 5th-warmest and 9th-wettest month of the year here.

Highs climb over the month, from about 17°C in the first days to 21°C by the end. The sky is clear or mostly clear about 51% of the time in May, and the air most often feels dry.

Daylight stretches from about 13 h 42 min at the start of May to 14 h 42 min by month's end. Set against the rest of the year, May is Beylikdüzü's 5th-clearest and 11th-windiest month. For the whole year in context, see Beylikdüzü's year-round climate.

Daytime high
19°
5th warmest
Overnight low
15°
7th coldest
Rainfall
29 mm
5.9 wet days
Daylight
14 h 18 min
4:53 AM – 7:10 PM
Cloud cover
43%
5th clearest
Wind
14 km/h
11th windiest
Solar energy
6.27 kWh/m²
Travel score
6.9
out of 10

Beylikdüzü is district of İstanbul, northwestern Turkey.

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in May

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 17°C in the first days to 21°C by the end.

A typical May day in Beylikdüzü reaches about 19°C in the afternoon and slips back to 15°C overnight — a 5°C spread between the day's warmth and the night's chill. On most days the high lands between 16°C and 22°C. Set against its neighbours, May runs about 5°C warmer than April and about 5°C cooler than June.

10°15°20°25°151015202531
Avg high (°C)Avg low (°C)
11612
21712
31712
41713
51713
61713
71813
81813
91813
101814
111814
121814
131914
141914
151914
161915
171915
182015
192015
202015
212015
222016
232016
242116
252116
262116
272116
282117
292117
302217
312217

Beylikdüzü 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 daysSnow daysDaylight (hours)Travel score
Jan / 7011.21.89.41.5
Feb / 6010.11.910.41.6
Mar10° / 639.50.611.72.5
Apr14° / 10°396.9013.14.5
May19° / 15°295.9014.36.9
Jun24° / 19°254.5014.98.3
Jul27° / 22°162.7014.68.5
Aug27° / 22°132.4013.68.4
Sep24° / 19°375.3012.38.1
Oct19° / 16°657.3010.96.6
Nov14° / 11°618.609.74.4
Dec10° / 841219.12.3

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 51% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 16% of May, with mostly cloudy or overcast conditions the remaining 33%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16238
26238
36238
46238
56238
66238
76238
86337
96337
106337
116436
126535
136535
146634
156634
166733
176733
186832
196931
206931
216931
227030
237129
247228
257228
267426
277426
287426
297525
307525
317624

Chance of precipitation in May

Any precipitation

Beylikdüzü gets around 29 mm of rain over 5.9 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 19% and peaks near 20% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
118
219
319
419
519
620
720
820
920
1019
1119
1219
1319
1419
1518
1618
1718
1818
1918
2018
2118
2218
2318
2418
2518
2618
2719
2818
2918
3018
3118

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 49% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
1851410
2831610
3821710
4801910
5782110
6762310
7732520
8712720
9692920
10663130
11633340
12613540
13583750
14553960
15514180
16494290
174644100
184246120
194047130
203748150
213449170
223149191
232949211
242750231
252450251
262249271
272049301
281948321
291747342
301646362
311445382

Wind in May

Winds average 14 km/h in May.

Across May, daily wind ranges from about 14 km/h on the calmest days to 15 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (km/h)Feels
115light breeze
215light breeze
315light breeze
415light breeze
515light breeze
615light breeze
715light breeze
815light breeze
915light breeze
1015light breeze
1114light breeze
1214light breeze
1314light breeze
1414light breeze
1514light breeze
1614light breeze
1714light breeze
1814light breeze
1914light breeze
2014light breeze
2114light breeze
2214light breeze
2314light breeze
2414light breeze
2514light breeze
2614light breeze
2714light breeze
2814light breeze
2914light breeze
3014light breeze
3114light breeze

Sunrise & sunset in May

DaylightNight

Daylight runs from about 13 h 42 min at the start of May to 14 h 42 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 60 minutes over May. Sunrise moves from 5:11 AM to 4:42 AM, and sunset from 6:55 PM to 7:24 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.75:116:55
213.85:096:56
313.85:086:57
413.95:076:58
513.95:066:59
613.95:047:00
714.05:037:01
814.05:027:02
914.05:017:03
1014.15:007:04
1114.14:587:05
1214.14:577:06
1314.24:567:07
1414.24:557:08
1514.34:547:09
1614.34:537:10
1714.34:527:11
1814.34:517:12
1914.44:507:13
2014.44:507:14
2114.44:497:15
2214.54:487:16
2314.54:477:17
2414.54:467:18
2514.64:467:19
2614.64:457:20
2714.64:447:20
2814.64:447:21
2914.74:437:22
3014.74:427:23
3114.74:427:24

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 6.27 kWh/m².

For context, solar energy here swings from a low near 1.46 kWh/m² to a high of 6.92 kWh/m² in July across the year — May's 6.27 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
15.9Bright
25.9Bright
35.9Bright
46.0Bright
56.0Intense
66.0Intense
76.0Intense
86.1Intense
96.1Intense
106.1Intense
116.2Intense
126.2Intense
136.2Intense
146.3Intense
156.3Intense
166.3Intense
176.3Intense
186.3Intense
196.4Intense
206.4Intense
216.4Intense
226.4Intense
236.4Intense
246.5Intense
256.5Intense
266.5Intense
276.5Intense
286.5Intense
296.6Intense
306.6Intense
316.6Intense
Planning a trip in May

Is May a good time to visit Beylikdüzü?

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

6.9
Sightseeing
5th-best month of the year
3.1
Beach & pool
5th-best month of the year

May is a reasonable time to visit Beylikdüzü for sightseeing.

What to pack for Beylikdüzü in May

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

In May, Beylikdüzü sees daytime highs around 19°C and nights near 15°C. Pack sun protection. About 6 days see rain.

sun protection

Sea temperature near Beylikdüzü in May

The nearest coast averages about 16°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 24°C and coldest in February near 8°C.

It's comfortable for a long swim from Jun 10 to Oct 8 — about 4 months when the water holds above 20°C.

10°20°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan9Bracing
Feb8Bracing
Mar9Bracing
Apr12Bracing
May16Cool
Jun21Refreshing
Jul24Refreshing
Aug24Warm
Sep23Refreshing
Oct19Cool
Nov15Cool
Dec12Bracing

UV index in Beylikdüzü 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 Beylikdüzü peaks around July 17 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 22 at about 2 (low).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateVery highVery highHighModerateLowJul 17UV 9Dec 22UV 2
UV index (midday)Level
Jan2Low
Feb2Moderate
Mar4Moderate
Apr7Very high
May7High
Jun9Very high
Jul9Very high
Aug9Very high
Sep7High
Oct4Moderate
Nov2Moderate
Dec2Low

Air quality in Beylikdüzü 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 Beylikdüzü is worst in March — around 16 µg/m³ PM2.5 (moderate), about 1.8× the cleanest month (July, 9 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodMar 2015 µg/m³Jul 189 µg/m³
PM2.5 (µg/m³)Level
Jan10Good
Feb12Moderate
Mar16Moderate
Apr15Moderate
May12Moderate
Jun10Good
Jul9Good
Aug10Good
Sep10Good
Oct10Good
Nov10Good
Dec9Good
Location & terrain

Where is Beylikdüzü?

Beylikdüzü sits at 41.0°N, 28.6°E, 102 m above sea level, in Turkey. The nearest listed city is Gürpınar, 2.0 km away.

Topography around Beylikdüzü

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

Within 3 km, the terrain around Beylikdüzü has only modest variations in elevation — a maximum elevation change of 204 m around an average of 92 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 218 m; within 80 km, large variations in elevation — a maximum elevation change of 963 m.

The land around Beylikdüzü is covered by artificial surfaces (56%) within 3 km, water (56%) and artificial surfaces (22%) within 16 km, and water (56%) and trees (23%) within 80 km.

3 km
204 m
16 km
218 m
80 km
963 m
treesgrasslandcroplandartificial surfacesbare terrainwater
May weather nearby: Gürpınar 2.0 km · Yakuplu 3.0 km · Esenyurt 6.0 km · Büyükçekmece 6.0 km · Mimarsinan 8.0 km · Tepecik 9.0 km · Küçükçekmece 11 km · Bahçelievler 19 km

Turkey travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type C / F
230 V · 50 Hz
Prices
≈ 41% of US
price level, 2025
GDP per capita
$18,599
2025
Happiness
5.3 / 10
World Happiness, 2025
Homicide rate
3.2
per 100k, 2023
Road deaths
6.7
per 100k/yr, 2019
Income group
Upper middle
World Bank
English
Low
EF EPI 488
Religion
Muslim 100%other 0%

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 Beylikdüzü (40.982°, 28.6399°, elevation 102 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).