Climate and average weather in Tarsus

In Tarsus, the summers are muggy, sweltering, dry, and clear and the winters are cool and mostly clear.

Best: late March to late May

Over the course of the year, the temperature in Tarsus typically varies from 5°C to 34°C, and is rarely below -1°C or above 37°C. August is the hottest month of the year, while January is the coldest.

Based on the travel score, the best times of year to visit Tarsus for warm-weather activities are from late March to late May and mid October to late November.

Hottest
Aug
34°
Coldest
Jan
Wettest
Dec
117 mm
Driest
Jul
6 mm
Rain / yr
518 mm
63 wet days
Daylight
9.5–14.5 h
shortest–longest
Elevation
21 m
36.9°N
Clearest
Jul
15% cloud

Tarsus is district and town in Mersin, Turkey.

Density
157/km²
people per km²

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

Tarsus weather by month, at a glance

The whole year in one picture — sky, rain, humidity, temperature and travel score. Click any band to jump to its full chart.

Each stripe is one measure across the whole year, stacked so a single day reads top to bottom. The sky band runs overcast grey on top down to clear blue at the base — more blue means sunnier — followed by the rainfall curve, the humidity band, a temperature strip that tints each stretch of the year by how warm its average high is, and the travel-score line at the foot. Scan straight down any date to read that day across every measure at once; the score climbs highest around late March to late May.

Temperature through the year

Average highAverage lowShaded bands: 10–90% of days

Daily average highs and lows in Tarsus, from 1991–2020 of climate data. The shaded bands show the range most days fall in — 10th to 90th percentile.

The hot season lasts 4.5 months, from May 30 to October 12, with daily high temperatures above 29°C. The hottest month of the year in Tarsus is August, with an average high of 34°C and low of 24°C.

The cool season lasts 3.1 months, from December 1 to March 3, with daily high temperatures below 18°C. The coldest month of the year in Tarsus is January, with an average low of 5°C and high of 13°C.

Days typically run about 11°C warmer than nights, with the widest day–night swing (around 13°C) in October.

10°20°30°40°JanFebMarAprMayJunJulAugSepOctNovDec
Avg high (°C)Avg low (°C)
Jan135
Feb156
Mar198
Apr2312
May2716
Jun3120
Jul3424
Aug3424
Sep3220
Oct2816
Nov2110
Dec156

How hot and cold Tarsus really feels

Feels-like highFeels-like lowactual air temp

The felt-temperature range through the year — heat index on the day's high (summer humidity), wind chill on the night's low (winter wind). The dashed lines are the plain thermometer; the gap is how much hotter or colder it really feels.

On the hottest afternoons, once humidity is folded in, Tarsus feels like about 39°C (around August 8). About 98 days a year carry some heat stress, and 17 of them tip into dangerous heat (feels-like above 39°C), peaking in August.

10°20°30°40°JanFebMarAprMayJunJulAugSepOctNovDecdangerous heat
Feels-like high (°C)Air high (°C)Feels-like low (°C)Air low (°C)
Jan131335
Feb151546
Mar191978
Apr23231212
May27271616
Jun32312020
Jul38342424
Aug38342424
Sep33322020
Oct28281616
Nov2121910
Dec151556

Average hourly temperature in Tarsus

A compact picture of the whole year, hour by hour: each column is a day, each row an hour, and the color is the modeled average temperature. Darker overlays mark night, lighter ones the civil-twilight hours around sunrise and sunset.

Read left to right for the day of the year and top to bottom for the hour of the day; the color is the modeled temperature, cool blues through to hot reds on the same scale as the other charts. A vertical slice is a single day's swing — coolest just before dawn, warmest in the mid-afternoon — while a horizontal slice follows one hour across the seasons. The darker overlay marks night and the lighter one the twilight around sunrise and sunset. Colors run warmest on August afternoons, near 34°C, and coldest before dawn in January, near C.

JanFebMarAprMayJunJulAugSepOctNovDec12 AM2 AM4 AM6 AM8 AM10 AM12 PM2 PM4 PM6 PM8 PM10 PM12 AM

Tarsus weather by month

Every month at a glance. Click a month for its detailed page.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan13° / 898.79.84.1
Feb15° / 637.810.64.9
Mar19° / 578.211.76.5
Apr23° / 12°387.112.97.4
May27° / 16°30613.97.2
Jun31° / 20°102.814.55.5
Jul34° / 24°61.314.34.1
Aug34° / 24°61.313.43.7
Sep32° / 20°112.512.34.9
Oct28° / 16°273.5117.2
Nov21° / 10°665.4107.6
Dec15° / 1178.89.54.9

Chance of rain

How likely it is to rain on a typical day, and how that shifts across the wetter and drier seasons.

Tarsus gets about 518 mm of precipitation a year. On a typical day the chance of rain is some rain, but that rises and falls sharply with the seasons.

The wetter season lasts 6.0 months, from around Nov 15 to May 17, peaking in December at about 31% chance on a given day. The drier stretch runs the rest of the year, bottoming out around Jul 30.

December is the wettest month by volume, with 117 mm over about 9 wet days; July is the driest, with 6 mm.

0%10%20%30%40%JanFebMarAprMayJunJulAugSepOctNovDecwetterdrierwettermostly drysome rainoften wetDec 29 · 31%Jul 30 · 4%
Rain on a day (%)Rain days
Jan279
Feb298
Mar278
Apr257
May186
Jun93
Jul41
Aug51
Sep83
Oct124
Nov185
Dec299

Monthly rainfall

Over a full year, Tarsus collects about 518 mm of rain across 63 wet days — roughly 43 mm in an average month.

It doesn’t fall evenly. December is the wettest month with 117 mm, while July is the driest at just 6 mm. The three wettest months alone bring about 52% of the year’s total.

0255075100125150JanFebMarAprMayJunJulAugSepOctNovDec89635738301066112766117
Rainfall (mm)Rain days
Jan899
Feb638
Mar578
Apr387
May306
Jun103
Jul61
Aug61
Sep113
Oct274
Nov665
Dec1179

Clouds and sunshine

ClearMostly clearPartly cloudyMostly cloudyOvercast

How often the daytime sky is clear, partly cloudy or overcast.

In Tarsus, the average share of the sky covered by clouds shows significant seasonal variation over the course of the year.

The clearer part of the year begins around May 15 and lasts for 5.4 months, ending around October 24. The clearest month is August, when the sky is clear, mostly clear, or partly cloudy 98% of the time on average.

The cloudier part of the year begins around October 25 and lasts for 6.6 months, ending around May 14. The cloudiest month is December, when it is overcast or mostly cloudy 43% of the time.

0%100%10%90%20%80%30%70%40%60%50%50%60%40%70%30%80%20%90%10%100%0%JanFebMarAprMayJunJulAugSepOctNovDecAug 31 · 99%Dec 31 · 55%clearmostly clearpartly cloudymostly cloudyovercastcloudierclearercloudier
Clearer (%)Cloudier (%)
Jan5842
Feb5941
Mar6535
Apr6733
May7921
Jun946
Jul982
Aug982
Sep982
Oct8317
Nov7129
Dec5743

Daylight, sunrise and sunset

DaylightNight

Hours of daylight through the year, with sunrise and sunset times.

The gold band is daylight — sunrise runs along its lower edge, sunset along the upper — so it widens toward summer and pinches toward winter, with night the dark area above and below. The longest day, around June 9, brings about 14 h 30 min of light; the shortest, around January 1, only 9 h 30 min — a swing of roughly 5 hours.

12 AM4 AM8 AM12 PM4 PM8 PM12 AMJanFebMarAprMayJunJulAugSepOctNovDec
Daylight (h)Sunrise (AM)Sunset (PM)
Jan9.86:584:42
Feb10.66:375:13
Mar11.75:595:41
Apr12.95:126:09
May13.94:386:36
Jun14.54:256:56
Jul14.34:376:55
Aug13.45:026:27
Sep12.35:285:42
Oct11.05:544:57
Nov10.06:264:25
Dec9.56:524:21

Sunny days

How many genuinely sunny days each month brings — days the sky stays clear or mostly clear — banded into plain-language zones.

Tarsus averages about 19 sunny days a month — counting the days the sky stays clear or mostly clear — with a clear seasonal swing between 12 and 29 days.

The sunnier stretch runs 5.0 months, from around May 23 to Oct 21. The sunniest month is September, with roughly 27 sunny days (brilliant).

The greyest month is January, down near 13 sunny days — about 52% fewer than the September peak.

05101520253035JanFebMarAprMayJunJulAugSepOctNovDecgreyersunniergreyergloomymixedbrightbrilliantSep 329 daysJan 212 days
Sunny daysSky
Jan13Mixed
Feb12Mixed
Mar15Mixed
Apr14Mixed
May18Bright
Jun24Brilliant
Jul29Brilliant
Aug28Brilliant
Sep27Brilliant
Oct21Bright
Nov17Bright
Dec14Mixed

Humidity comfort

DryComfortableHumidMuggyOppressiveMiserable

Share of days at each humidity comfort level, based on the dew point — the measure that tracks how muggy it actually feels.

Humidity comfort is graded by the dew point — the temperature at which the air would be fully saturated — because it tracks how muggy it actually feels far better than relative humidity does. A low dew point feels dry and crisp; a high one feels sticky and oppressive no matter the reading on a humidity gauge.

In Tarsus, how humid it feels changes dramatically over the year.

The more humid part of the year lasts 4.6 months, from around May 17 to October 3. The muggiest month is July, when the air feels humid, muggy or worse about 96% of the time.

The most comfortable stretch runs from around October 4 to May 16, and January is the most comfortable month — the air is dry or comfortable 100% of the time.

0%10%20%30%40%50%60%70%80%90%100%JanFebMarAprMayJunJulAugSepOctNovDecJan 4 · 100%Jul 23 · 2%miserableoppressivemuggycomfortablehumiddrycomfortablehumidcomfortable
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
Jan10000000
Feb10000000
Mar9820000
Apr77213000
May293725900
Jun7102638180
Jul225225612
Aug325235016
Sep20142028151
Oct632112400
Nov9460000
Dec9910000

Wind

Average wind speed through the year, banded into plain-language speed zones so a number reads as 'breezy' or 'calm' without knowing the scale.

This is the average sustained wind speed at the standard 10 metres above open ground — the steady flow a weather station reports, not the sharper gusts that come and go, which can run half again as fast. It's the number that says whether a place is generally breezy or calm.

Wind in Tarsus is steady company: average speeds sit near 7 km/hcalm — in every month of the year, with no meaningful windy or calm season.

051015JanFebMarAprMayJunJulAugSepOctNovDeccalmlight breezeDec 28 · 8 km/hSep 30 · 6 km/h
Wind speed (km/h)Feels
Jan8calm
Feb8calm
Mar7calm
Apr7calm
May6calm
Jun7calm
Jul7calm
Aug7calm
Sep6calm
Oct6calm
Nov7calm
Dec8calm

Hazard calendar for Tarsus

In seasonPeak

When the seasonal hazards worth planning around — the rainy season, tropical-cyclone risk and dust haze — are active through the year.

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

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

Best time to visit Tarsus

TravelBeach/poolTemperatureCloudsPrecipitation

To characterize how pleasant the weather is in Tarsus throughout the year, we compute two travel scores — one for general sightseeing, one for beach and pool weather.

Around late March, Tarsus is still near the start of its best-weather window — great conditions with the peak-season crowds not yet at full swing.

Inferred from the travel-score curve; month-by-month visitor numbers are a planned addition.

The travel score favors clear, rainless days with daytime highs between 18°C and 28°C. Based on this score, the best times of year to visit Tarsus for general outdoor tourist activities run from mid March to late May and again from mid October to late November, with a peak score in the first week of November.

0246810JanFebMarAprMayJunJulAugSepOctNovDecbest timebest timetravel scoretemperaturecloudsprecipitationNov 3 · 8.2

The travel score (filled area), and its constituents: the temperature score (red line), the cloud cover score (blue line), and the precipitation score (green line).

Travel score (0–10)Rating
Jan4.2fair
Feb4.9fair
Mar6.5good
Apr7.3good
May7.2good
Jun5.5fair
Jul4.1fair
Aug3.8fair
Sep5.0fair
Oct7.1good
Nov7.5ideal
Dec5.0fair

The beach/pool score favors clear, rainless days with daytime highs between 24°C and 34°C. Based on this score, the best time of year to visit Tarsus for hot-weather activities is from early May to early November, with a peak score in the second week of October.

024681012JanFebMarAprMayJunJulAugSepOctNovDecbest timebeach/pool scoretemperaturecloudsprecipitationOct 10 · 8.6

The beach/pool score (filled area), and its constituents: the temperature score (red line), the cloud cover score (blue line), and the precipitation score (green line).

What to pack for Tarsus, by month

EssentialRecommendedOptional

Month by month, what's worth putting in the bag — from the temperature range, rain chance, sun and wind. Tap a month for a quick packing note.

For a warm-season trip around August (highs near 34°C), the essentials are light clothes and sun protection. In the cold season around January (highs near 13°C), pack a warm layer and rain gear.

Light clothing
Warm layer
Winter coat
Rain gear
Sun protection
Windbreaker

In August, Tarsus sees daytime highs around 34°C and nights near 24°C. Pack light clothes and sun protection.

Sea temperature near Tarsus

Average ocean temperature at the nearest coast, month by month, banded into swim-comfort zones — the other half of the beach question.

The sea at the nearest coast (about 33 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 15 — 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
Dec20Cool

UV index (midday) in Tarsus by month

LowModerateHighVery highExtreme

Clear-sky midday UV index through the year, shaded by the WHO exposure levels — how much sun protection each month calls for.

Under clear skies, the midday UV index in Tarsus 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

Average hourly UV index in Tarsus

LowModerateHighVery highExtreme

Modeled clear-sky UV for every hour of every day — when in the day sun protection actually matters.

The whole year hour by hour: each column is a day, each row an hour, and the color is the modeled clear-sky UV index — the midday peak scaled down as the sun sits lower in the sky. Darker overlays mark night, lighter ones the civil-twilight hours around sunrise and sunset.

UV falls off far faster than brightness as the sun drops, so even in June the burn window is concentrated in the middle of the day: about 8.5 hours a day reach index 3 (protection recommended), and 5.5 hours reach 6 or more. Mornings and late afternoons stay comparatively gentle year round.

JanFebMarAprMayJunJulAugSepOctNovDec12 AM2 AM4 AM6 AM8 AM10 AM12 PM2 PM4 PM6 PM8 PM10 PM12 AM
UV ≥ 3 (h/day)UV ≥ 6 (h/day)
Jan00
Feb20
Mar40
Apr73.5
May7.54
Jun8.55.5
Jul8.55.5
Aug85
Sep6.53.5
Oct4.50
Nov00
Dec00

Air quality in Tarsus by month

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see which months the air is worst, not just the yearly average.

Air quality in Tarsus is worst in April — around 23 µg/m³ PM2.5 (moderate), and holds fairly steady the rest of the year.

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateApr 1323 µg/m³Dec 1716 µg/m³
PM2.5 (µg/m³)Level
Jan16Moderate
Feb19Moderate
Mar22Moderate
Apr23Moderate
May22Moderate
Jun19Moderate
Jul15Moderate
Aug18Moderate
Sep19Moderate
Oct17Moderate
Nov16Moderate
Dec15Moderate
Almanac & agriculture

Growing season

Chance of a frost-free dayReliably frost-free (≥90%)

Tarsus is mild enough that a frost-free day stays more likely than not even in midwinter. Nights are reliably above freezing from about February 11 to January 10 (334 days); outside that window a hard frost is an occasional risk.

0%25%50%75%100%JanFebMarAprMayJunJulAugSepOctNovDecreliably frost-freeFeb 1190%Jan 1090%
Frost-free chance (%)Frost nights
Jan8924
Feb9212
Mar990
Apr1000
May1000
Jun1000
Jul1000
Aug1000
Sep1000
Oct1000
Nov1000
Dec955

Growing degree days

Degree days (base 10°C)Frost-free shaded

Growing degree days tally heat above 10°C: each day adds however many degrees its average temperature runs over that threshold, and cold days add nothing. Tarsus banks about 3,395 degree days a year, and the running total — which growers use to time plantings and predict maturity — climbs fastest around August.

01,0002,0003,000JanFebMarAprMayJunJulAugSepOctNovDec
Growing degree days (°C·days)
Jan0
Feb16
Mar105
Apr215
May362
Jun475
Jul578
Aug593
Sep491
Oct367
Nov168
Dec25

Solar energy

Average daily shortwave solar energy reaching the ground, banded into brightness zones so the number means something at a glance.

Solar energy is how much sunlight actually reaches the ground each day, measured in kilowatt-hours per square metre (kWh/m²) — the combined effect of how long the sun is up, how high it climbs, and how much cloud gets in the way. It's the raw fuel a solar panel has to work with: for scale, 1 kWh/m² a day is dim and wintry, while 7+ is desert-bright.

Tarsus receives about 4.9 kWh/m² a day of solar energy on average — bright — with a clear seasonal swing between 2.1 and 7.5 kWh/m².

The brighter stretch of the year lasts 6.3 months, from around Mar 20 to Sep 28. The brightest month is June, averaging about 7.3 kWh/m² (intense).

The dimmest month is December, down near 2.2 kWh/m² — roughly 70% less than the June peak.

0123456789JanFebMarAprMayJunJulAugSepOctNovDecdimmerbrighterdimmerdimmoderatebrightintenseJun 297.5 kWhDec 242.1 kWh
Solar energy (kWh/m²)Level
Jan2.5Moderate
Feb3.4Moderate
Mar4.8Bright
Apr5.9Bright
May6.7Intense
Jun7.3Intense
Jul7.3Intense
Aug6.6Intense
Sep5.5Bright
Oct4.2Bright
Nov2.9Moderate
Dec2.2Moderate

Where is Tarsus?

Tarsus sits at 36.9°N, 34.9°E, 21 m above sea level, in Turkey. The nearest listed city is Mersin, 25 km away.

EreğliKozan

Topography around Tarsus

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

Within 3 km, the terrain around Tarsus has only modest variations in elevation — a maximum elevation change of 75 m around an average of 22 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 580 m; within 80 km, extreme variations in elevation — a maximum elevation change of 3,484 m.

The land around Tarsus is covered by artificial surfaces (60%) within 3 km, cropland (35%), grassland (26%) and trees (22%) within 16 km, and trees (27%), water (24%) and grassland (22%) within 80 km.

3 km
75 m
16 km
580 m
80 km
3,484 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwaterwetland
Nearby: Mersin 25 km · Kireçocağı 34 km · Adana 39 km · Erdemli 63 km · İmamoğlu 78 km · Ceyhan 83 km · Ereğli 100 km · Kozan 101 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 Tarsus (36.9177°, 34.8928°, elevation 21 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).