Mersin weather in April

In April, Mersin sees average daytime highs of 20°C and overnight lows near 15°C, with 29 mm of rain across 5.3 wet days and about 12.9 hours of daylight. It is the 8th-warmest and 7th-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 54% of the time in April, and the air most often feels dry.

Daylight stretches from about 12 h 24 min at the start of April to 13 h 30 min by month's end. Set against the rest of the year, April is Mersin's 8th-clearest and 8th-windiest month. For the whole year in context, see Mersin's year-round climate.

Daytime high
20°
8th warmest
Overnight low
15°
5th coldest
Rainfall
29 mm
5.3 wet days
Daylight
12 h 54 min
5:13 AM – 6:10 PM
Cloud cover
40%
8th clearest
Wind
10 km/h
8th windiest
Solar energy
5.88 kWh/m²
Travel score
7.2
out of 10

Mersin is city in Turkey.

Air quality
High
PM10 84.3 µg/m³ · 2018
Density
34/km²
people per km²

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

Temperature in April

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 April day in Mersin reaches about 20°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 17°C and 24°C. Set against its neighbours, April runs about 3°C warmer than March and about 4°C cooler than May.

10°15°20°25°30°151015202530
Avg high (°C)Avg low (°C)
11814
21814
31814
41914
51914
61914
71914
81914
91915
101915
111915
121915
131915
142015
152015
162015
172015
182015
192016
202016
212016
222116
232116
242116
252116
262116
272116
282117
292217
302217

How April really feels in Mersin

Once humidity and wind are folded in, April 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

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

Mersin weather by month

How April compares with the rest of the year at a glance. April is the 8th-warmest and 7th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan14° / 10°999.69.84.2
Feb15° / 10°627.910.64.6
Mar17° / 12°476.711.76.1
Apr20° / 15°295.312.97.2
May24° / 19°213.813.98.4
Jun27° / 23°51.414.58.5
Jul29° / 26°20.414.37.3
Aug30° / 26°30.813.46.6
Sep29° / 24°112.412.27.4
Oct26° / 21°303.8118.2
Nov20° / 16°705.5107.4
Dec16° / 12°1269.49.55.0

Cloud cover in April

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 54% of the time in April.

Beyond those clear spells, partly cloudy skies cover about 19% of April, with mostly cloudy or overcast conditions the remaining 27%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
17129
27129
37129
47129
57228
67228
77228
87327
97327
107327
117327
127327
137327
147228
157228
167228
177228
187228
197228
207327
217327
227327
237426
247426
257525
267525
277525
287525
297525
307624

Chance of precipitation in April

Any precipitation

Mersin gets around 29 mm of rain over 5.3 wet days in April. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 18% and peaks near 21% on the wettest days. The odds ease toward the end of the month.

0%10%20%30%151015202530
Rain chance (%)
121
221
321
421
521
621
721
821
921
1020
1120
1220
1320
1420
1520
1620
1719
1818
1918
2017
2116
2215
2315
2414
2514
2614
2714
2813
2914
3014

Humidity in April

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, April lands in the dry band about 52% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)
1792010
2782110
3762220
4742420
5732520
6702730
7692830
8663040
9643150
10623260
11603460
12583570
13563680
14553780
15533890
16523990
175040100
184941100
194742110
204543110
214345120
224146120
233948130
243749140
253551140
263351151
273052171
282853181
292653201
302454211

Wind in April

Winds average 10 km/h in April.

Across April, daily wind ranges from about 9 km/h on the calmest days to 10 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202530
Wind speed (km/h)Feels
110calm
210calm
310calm
410calm
510calm
610calm
710calm
810calm
910calm
1010calm
1110calm
1210calm
1310calm
1410calm
1510calm
1610calm
1710calm
1810calm
1910calm
2010calm
219calm
229calm
239calm
249calm
259calm
269calm
279calm
289calm
299calm
309calm

Sunrise & sunset in April

DaylightNight

Daylight runs from about 12 h 24 min at the start of April to 13 h 30 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 66 minutes over April. Sunrise moves from 5:36 AM to 4:55 AM, and sunset from 5:57 PM to 6:22 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.45:365:57
212.45:345:58
312.45:335:58
412.55:315:59
512.55:306:00
612.65:286:01
712.65:276:02
812.65:256:03
912.75:246:04
1012.75:226:05
1112.75:216:05
1212.85:196:06
1312.85:186:07
1412.95:166:08
1512.95:156:09
1612.95:136:10
1713.05:126:11
1813.05:116:12
1913.15:096:13
2013.15:086:13
2113.15:076:14
2213.25:056:15
2313.25:046:16
2413.25:036:17
2513.35:016:18
2613.35:006:19
2713.34:596:20
2813.44:586:21
2913.44:566:21
3013.54:556:22

Solar energy in April

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in April, about 5.88 kWh/m².

For context, solar energy here swings from a low near 2.16 kWh/m² to a high of 7.26 kWh/m² in June across the year — April's 5.88 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
15.4Bright
25.4Bright
35.4Bright
45.5Bright
55.5Bright
65.5Bright
75.6Bright
85.6Bright
95.6Bright
105.7Bright
115.7Bright
125.7Bright
135.8Bright
145.8Bright
155.8Bright
165.8Bright
175.9Bright
185.9Bright
196.0Bright
206.0Bright
216.0Intense
226.1Intense
236.1Intense
246.1Intense
256.2Intense
266.2Intense
276.2Intense
286.2Intense
296.3Intense
306.3Intense
Planning a trip in April

Hazard calendar for Mersin

In seasonPeak

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

Mersin's rainy season runs November–February, when most of the year's rain falls.

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

Is April a good time to visit Mersin?

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

7.2
Sightseeing
7th-best month of the year
3.7
Beach & pool
8th-best month of the year

April is one of the better times to visit Mersin for general sightseeing.

What to pack for Mersin in April

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

In April, Mersin sees daytime highs around 20°C and nights near 15°C. Worth packing: sun protection. About 5 days see rain.

sun protection

Sea temperature near Mersin in April

The nearest coast averages about 18°C in April — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 21 km away) is warmest in August at about 29°C and coldest in February near 17°C.

It's comfortable for a long swim from May 3 to Dec 16 — about 7.5 months when the water holds above 20°C.

15°20°25°30°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan18Cool
Feb17Cool
Mar17Cool
Apr18Cool
May21Refreshing
Jun25Warm
Jul28Warm
Aug29Tropical
Sep28Tropical
Oct26Warm
Nov23Refreshing
Dec20Refreshing

UV index in Mersin in April

LowModerateHighVery highExtreme

Clear-sky midday UV in April 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 Mersin peaks around June 23 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near January 12 at about 2 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 9 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateVery highHighModerateJun 23UV 9Jan 12UV 2
UV index (midday)Level
Jan2Low
Feb3Moderate
Mar4Moderate
Apr7Very high
May8Very high
Jun9Very high
Jul9Very high
Aug9Very high
Sep7Very high
Oct5Moderate
Nov3Moderate
Dec2Moderate

Air quality in Mersin in April

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Mersin is worst in May — around 21 µg/m³ PM2.5 (moderate), and holds fairly steady the rest of the year.

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateMay 921 µg/m³Dec 1813 µg/m³
PM2.5 (µg/m³)Level
Jan14Moderate
Feb16Moderate
Mar20Moderate
Apr21Moderate
May21Moderate
Jun18Moderate
Jul15Moderate
Aug17Moderate
Sep17Moderate
Oct15Moderate
Nov15Moderate
Dec13Moderate
Location & terrain

Where is Mersin?

Mersin sits at 36.8°N, 34.6°E, 10 m above sea level, in Turkey. The nearest listed city is Tarsus, 25 km away.

Ereğliİmamoğlu

Topography around Mersin

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

Within 3 km, the terrain around Mersin has only modest variations in elevation — a maximum elevation change of 69 m around an average of 19 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 1,068 m; within 80 km, extreme variations in elevation — a maximum elevation change of 3,484 m.

The land around Mersin is covered by artificial surfaces (70%) and water (22%) within 3 km, water (37%) and trees (25%) within 16 km, and grassland (27%), trees (25%) and water (25%) within 80 km.

3 km
69 m
16 km
1,068 m
80 km
3,484 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
April weather nearby: Tarsus 25 km · Erdemli 37 km · Kireçocağı 59 km · Adana 64 km · Silifke 79 km · Taşucu 87 km · Ereğli 94 km · İmamoğlu 103 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 Mersin (36.812°, 34.6389°, elevation 10 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).