Karamürsel weather in May

In May, Karamürsel sees average daytime highs of 22°C and overnight lows near 12°C, with 44 mm of rain across 7.4 wet days and about 14.2 hours of daylight. It is the 5th-warmest and 10th-wettest month of the year here.

Highs climb over the month, from about 20°C in the first days to 24°C by the end. The sky is clear or mostly clear about 49% 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 Karamürsel's 5th-clearest and 12th-windiest month. For the whole year in context, see Karamürsel's year-round climate.

Daytime high
22°
5th warmest
Overnight low
12°
7th coldest
Rainfall
44 mm
7.4 wet days
Daylight
14 h 18 min
4:50 AM – 7:06 PM
Cloud cover
46%
5th clearest
Wind
8 km/h
12th windiest
Solar energy
6.07 kWh/m²
Travel score
7.3
out of 10

Karamürsel is district of Kocaeli, northwestern Turkey.

Density
117/km²
people per km²

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 20°C in the first days to 24°C by the end.

A typical May day in Karamürsel reaches about 22°C in the afternoon and slips back to 12°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 17°C and 27°C. Set against its neighbours, May runs about 5°C warmer than April and about 5°C cooler than June.

10°15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
11910
21910
32010
42010
52011
62011
72011
82111
92111
102111
112112
122112
132212
142212
152212
162212
172213
182213
192313
202313
212313
222313
232313
242314
252314
262314
272314
282414
292414
302414
312415

How May really feels in Karamürsel

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.

Karamürsel weather by month

How May compares with the rest of the year at a glance. May is the 5th-warmest and 10th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / 8011.84.59.41.4
Feb10° / 6610.93.710.42.0
Mar12° / 7611.3211.73.2
Apr17° / 5490.213.15.6
May22° / 12°447.4014.27.3
Jun26° / 17°477.1014.97.5
Jul29° / 19°294.4014.66.8
Aug29° / 20°274.1013.66.7
Sep26° / 16°456.5012.37.8
Oct20° / 13°628.9010.96.7
Nov15° / 628.80.49.74.7
Dec10° / 8711.62.69.12.1

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 49% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 15% of May, with mostly cloudy or overcast conditions the remaining 36%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15842
25842
35842
46040
56040
66040
76040
86040
96238
106238
116238
126337
136337
146436
156436
166535
176436
186436
196535
206535
216436
226436
236535
246535
256634
266733
276733
286832
296931
306931
317030

Chance of precipitation in May

Any precipitation

Karamürsel gets around 44 mm of rain over 7.4 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 24% and peaks near 28% on the wettest days.

0%10%20%30%40%151015202531
Rain chance (%)
123
223
323
423
523
623
723
823
923
1022
1122
1222
1322
1422
1522
1622
1722
1823
1923
2023
2124
2224
2325
2425
2526
2626
2727
2827
2927
3028
3128

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 58% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)
188120
286140
385150
484160
582180
680200
777221
875241
974251
1072271
1169292
1267312
1364333
1462353
1559374
1658384
1755405
1852426
1950446
2048457
2145478
2243489
2342499
24405010
25385111
26375112
27355213
28345115
29335116
30325018
31305020

Wind in May

Winds average 8 km/h in May, the calmest month.

Across May, daily wind ranges from about 8 km/h on the calmest days to 9 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
19calm
29calm
39calm
49calm
59calm
69calm
79calm
89calm
99calm
109calm
118calm
128calm
138calm
148calm
158calm
168calm
178calm
188calm
198calm
208calm
218calm
228calm
238calm
248calm
258calm
268calm
278calm
288calm
298calm
308calm
318calm

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 5:07 AM to 4:39 AM, and sunset from 6:50 PM to 7:19 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.75:076:50
213.85:066:51
313.85:056:52
413.85:036:53
513.95:026:54
613.95:016:55
713.95:006:56
814.04:596:57
914.04:576:58
1014.14:567:00
1114.14:557:01
1214.14:547:02
1314.24:537:03
1414.24:527:04
1514.24:517:05
1614.34:507:06
1714.34:497:07
1814.34:487:08
1914.44:477:08
2014.44:467:09
2114.44:467:10
2214.44:457:11
2314.54:447:12
2414.54:437:13
2514.54:427:14
2614.64:427:15
2714.64:417:16
2814.64:417:17
2914.64:407:17
3014.64:397:18
3114.74:397:19

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 6.07 kWh/m².

For context, solar energy here swings from a low near 1.48 kWh/m² to a high of 6.76 kWh/m² in July across the year — May's 6.07 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
15.7Bright
25.7Bright
35.7Bright
45.8Bright
55.8Bright
65.8Bright
75.9Bright
85.9Bright
95.9Bright
106.0Bright
116.0Bright
126.0Intense
136.0Intense
146.1Intense
156.1Intense
166.1Intense
176.1Intense
186.2Intense
196.2Intense
206.2Intense
216.2Intense
226.2Intense
236.2Intense
246.3Intense
256.3Intense
266.3Intense
276.3Intense
286.3Intense
296.3Intense
306.3Intense
316.4Intense
Planning a trip in May

Is May a good time to visit Karamürsel?

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

7.3
Sightseeing
3rd-best month of the year
4.9
Beach & pool
5th-best month of the year

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

What to pack for Karamürsel in May

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

In May, Karamürsel sees daytime highs around 22°C and nights near 12°C. Pack sun protection. About 7 days see rain.

sun protection

Sea temperature near Karamürsel 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 at the nearest coast (about 42 km away) is warmest in August at about 24°C and coldest in February near 8°C.

It's comfortable for a long swim from Jun 12 to Oct 6 — about 3.8 months when the water holds above 20°C.

5°10°15°20°25°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmcomfortable to swim
Sea temperature (°C)Comfort
Jan9Bracing
Feb8Bracing
Mar9Bracing
Apr11Bracing
May16Cool
Jun21Refreshing
Jul23Refreshing
Aug24Warm
Sep22Refreshing
Oct19Cool
Nov15Cool
Dec12Bracing

UV index in Karamürsel 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 Karamürsel peaks around June 23 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.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighVery highModerateLowJun 23UV 9Dec 22UV 2
UV index (midday)Level
Jan2Low
Feb2Moderate
Mar4Moderate
Apr7High
May7High
Jun9Very high
Jul9Very high
Aug9Very high
Sep7High
Oct4Moderate
Nov2Moderate
Dec2Low

Air quality in Karamürsel 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 Karamürsel is worst in March — around 18 µg/m³ PM2.5 (moderate), about 1.8× the cleanest month (December, 10 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodMar 2317 µg/m³Dec 1810 µg/m³
PM2.5 (µg/m³)Level
Jan11Good
Feb14Moderate
Mar18Moderate
Apr17Moderate
May17Moderate
Jun13Moderate
Jul11Good
Aug11Good
Sep10Good
Oct11Good
Nov12Good
Dec10Good
Location & terrain

Where is Karamürsel?

Karamürsel sits at 40.7°N, 29.6°E, 17 m above sea level, in Turkey. The nearest listed city is Körfez, 16 km away.

Topography around Karamürsel

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

Within 3 km, the terrain around Karamürsel has significant variations in elevation — a maximum elevation change of 478 m around an average of 111 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 1,136 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,536 m.

The land around Karamürsel is covered by water (45%) and trees (41%) within 3 km, trees (50%) and water (27%) within 16 km, and trees (48%) and water (26%) within 80 km.

3 km
478 m
16 km
1,136 m
80 km
2,536 m
treesgrasslandcroplandartificial surfacesbare terrainwater
May weather nearby: Körfez 16 km · Gölcük 17 km · Derince 18 km · Gebze 20 km · İzmit 28 km · Yalova 29 km · İznik 31 km · Orhangazi 34 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 Karamürsel (40.6913°, 29.6165°, elevation 17 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).