Hendek in Fall

In fall (September, October and November), Hendek sees average daytime highs around 19°C and overnight lows near 9°C, with 220 mm of precipitation over about 29 wet days across the season. It is the 2nd-warmest season and the 3rd-wettest season.

Over the season highs ease from about 25°C in early September to 11°C by late November. The sky is clear or mostly clear about 38% of the time across fall, and the air most often feels dry.

Fall is Hendek's 2nd-best season to visit on our travel score. For the whole year in context, see Hendek's year-round climate.

Avg daytime high
19°C
2nd-warmest season
Avg overnight low
9°C
Precipitation
220 mm
29 wet days
Avg wind
6 km/h
Travel score
5.8
2nd-best season
Months
Sep · Oct · Nov

Temperature in Hendek in Fall

Average highAverage lowShaded bands: 10–90% of days

Over the season highs ease from about 25°C in early September to 11°C by late November.

A typical fall day in Hendek reaches about 19°C and drops to 9°C overnight. The warmest of the three months is September, the coolest November.

10°20°30°SepOctNov

How fall really feels in Hendek

Once humidity and wind are folded in, fall brings about 0 days that feel above 32°C and 0 that feel at or below 0°C.

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

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

Hendek weather by month

How the three fall months (September, October and November) compare with the rest of the year — the season's months are highlighted.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / -1°9813.68.79.40.6
Feb / -0°8913.57.210.41.2
Mar11° / 10014.15.511.72.6
Apr16° / 8412.71.413.14.6
May20° / 10°8813.1014.26.0
Jun24° / 14°7911.4014.97.0
Jul26° / 16°397.1014.67.5
Aug27° / 17°426.7013.67.5
Sep24° / 13°588.7012.37.4
Oct19° / 8610.50.110.96.1
Nov14° / 769.92.39.73.9
Dec / 10313.76.39.11.3

Cloud cover in Fall

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 38% of the time across fall.

0%25%50%75%100%SepOctNov

Chance of precipitation in Fall

Any precipitationSnow

Hendek gets around 220 mm of rain and snow over 29 wet days across fall. The line is the day-by-day chance of measurable precipitation.

0%10%20%30%40%50%SepOctNov

Humidity in Fall

DryComfortableHumidMuggyOppressiveMiserable

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

0%25%50%75%100%SepOctNov

Wind in Fall

Winds average 6 km/h across fall.

0246810SepOctNov

Sunrise & sunset in Fall

DaylightNight

Daylight runs from about 13 hours in early September to 9 h 18 min by late November. The lit band spans sunrise to sunset each day.

12 AM4 AM8 AM12 PM4 PM8 PM12 AMSepOctNov

Solar energy in Fall

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day across fall, about 3.3 kWh/m².

0246SepOctNov
Planning a trip in fall

Is fall a good time to visit Hendek?

Our two travel scores rate fall for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.

5.8
Sightseeing
2nd-best month of the year
3.0
Beach & pool
2nd-best month of the year

fall is a reasonable time to visit Hendek for sightseeing.

What to pack for Hendek in Fall

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

In fall, Hendek sees daytime highs around 19°C and nights near 9°C. Worth packing: light clothes, a warm layer, rain gear and sun protection. About 29 days see rain.

light clothesa warm layerrain gearsun protection

Sea temperature near Hendek in Fall

The nearest coast averages about 19°C across fall — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 38 km away) is warmest in August at about 25°C and coldest in February near 7°C.

It's comfortable for a long swim from Jun 11 to Oct 11 — about 4 months when the water holds above 20°C.

10°20°30°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan9Bracing
Feb7Bracing
Mar8Bracing
Apr11Bracing
May16Cool
Jun21Refreshing
Jul24Warm
Aug25Warm
Sep23Refreshing
Oct20Cool
Nov15Cool
Dec11Bracing

UV index in Hendek in Fall

LowModerateHighVery highExtreme

Clear-sky midday UV across fall averages around 4 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Hendek peaks around August 9 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 20 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 highModerateLowAug 9UV 9Dec 20UV 2
UV index (midday)Level
Jan2Low
Feb2Moderate
Mar3Moderate
Apr7High
May7High
Jun9Very high
Jul9Very high
Aug9Very high
Sep6High
Oct4Moderate
Nov2Moderate
Dec2Low

Air quality in Hendek in Fall

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Hendek is worst in March — around 48 µg/m³ PM2.5 (poor), about 1.8× the cleanest month (December, 27 µg/m³).

Seasonal pattern from CAMS reanalysis, scaled to Hendek's WHO annual average of 35.1 µg/m³.

0204060JanFebMarAprMayJunJulAugSepOctNovDecModeratePoorModerateMar 2448 µg/m³Dec 2127 µg/m³
PM2.5 (µg/m³)Level
Jan28Moderate
Feb33Moderate
Mar48Poor
Apr48Poor
May48Poor
Jun38Poor
Jul30Moderate
Aug32Moderate
Sep29Moderate
Oct30Moderate
Nov31Moderate
Dec27Moderate
Location & terrain

Where is Hendek?

Hendek sits at 40.8°N, 30.7°E, 185 m above sea level, in Turkey. The nearest listed city is Akyazı, 17 km away.

Topography around Hendek

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

Within 3 km, the terrain around Hendek has significant variations in elevation — a maximum elevation change of 437 m around an average of 203 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,509 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,935 m.

The land around Hendek is covered by trees (70%) and artificial surfaces (20%) within 3 km, trees (82%) within 16 km, and trees (59%) and water (20%) within 80 km.

3 km
437 m
16 km
1,509 m
80 km
1,935 m
treesgrasslandcroplandartificial surfaceswater
Fall weather nearby: Akyazı 17 km · Ferizli 27 km · Adapazarı 29 km · Kocaali 30 km · Karasu Mahallesi 30 km · Karasu 34 km · Düzce 35 km · Sapanca 42 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 Hendek (40.7994°, 30.7481°, elevation 185 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.