Hendek weather in October

In October, Hendek sees average daytime highs of 19°C and overnight lows near 9°C, with 86 mm of precipitation across 10.5 wet days and about 10.9 hours of daylight. It is the 6th-warmest and 6th-wettest month of the year here.

Highs ease over the month, from about 21°C in the first days to 16°C by the end. The sky is clear or mostly clear about 34% of the time in October, and the air most often feels dry.

Daylight stretches from about 11 h 36 min at the start of October to 10 h 18 min by month's end. Set against the rest of the year, October is Hendek's 6th-clearest and 10th-windiest month. For the whole year in context, see Hendek's year-round climate.

Daytime high
19°
6th warmest
Overnight low
7th coldest
Precipitation
86 mm
10.5 wet days
Daylight
10 h 54 min
6:15 AM – 5:09 PM
Cloud cover
57%
6th clearest
Wind
5 km/h
10th windiest
Solar energy
3.09 kWh/m²
Travel score
6.1
out of 10
Air quality
Very high
PM2.5 35.1 µg/m³ · 2019

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

Temperature in October

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 21°C in the first days to 16°C by the end.

A typical October day in Hendek reaches about 19°C in the afternoon and slips back to 9°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 14°C and 25°C. Set against its neighbours, October runs about 5°C cooler than September and about 6°C warmer than November.

10°20°30°151015202531
Avg high (°C)Avg low (°C)
12211
22211
32211
42111
52111
62110
72110
82110
92110
102010
112010
122010
132010
142010
15199
16199
17199
18199
19199
20189
21189
22188
23188
24178
25178
26177
27177
28177
29167
30167
31166

How October really feels in Hendek

Once humidity and wind are folded in, October 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

October 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 October compares with the rest of the year at a glance. October is the 6th-warmest and 6th-wettest month here — the current month is highlighted below.

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 October

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 34% of the time in October.

Beyond those clear spells, partly cloudy skies cover about 16% of October, with mostly cloudy or overcast conditions the remaining 51%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16040
26040
35941
45842
55743
65644
75446
85347
95347
105248
115149
124951
134852
144753
154753
164753
174555
184555
194555
204456
214456
224456
234456
244456
254555
264654
274654
284654
294654
304753
314753

Chance of precipitation in October

Any precipitationSnow

Hendek gets around 86 mm of rain and snow over 10.5 wet days in October. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 33% and peaks near 37% on the wettest days, and about 0 day brings snow.

0%10%20%30%40%50%151015202531
Rain chance (%)Snow chance (%)
1310
2300
3300
4300
5300
6300
7300
8300
9310
10310
11310
12320
13320
14330
15340
16340
17350
18360
19360
20370
21370
22370
23370
24371
25371
26361
27361
28351
29341
30332
31332

Humidity in October

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, October lands in the dry band about 80% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)
159338
261327
362317
464306
565296
667285
768275
869265
971254
1072244
1173234
1275223
1376213
1477203
1579192
1680182
1782171
1883161
1984151
2086140
2187130
2289110
2390100
249190
259280
269370
279460
289550
299640
309730
319730

Wind in October

Winds average 5 km/h in October.

Across October, daily wind ranges from about 5 km/h on the calmest days to 6 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
15calm
25calm
35calm
45calm
55calm
65calm
75calm
85calm
95calm
105calm
115calm
125calm
135calm
145calm
155calm
165calm
175calm
185calm
195calm
205calm
215calm
225calm
235calm
245calm
255calm
265calm
275calm
285calm
295calm
306calm
316calm

Sunrise & sunset in October

DaylightNight

Daylight runs from about 11 h 36 min at the start of October to 10 h 18 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 78 minutes over October. Sunrise moves from 5:59 AM to 6:33 AM, and sunset from 5:33 PM to 4:48 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.65:595:33
211.56:005:31
311.56:015:30
411.46:025:28
511.46:035:26
611.36:045:25
711.36:055:23
811.36:065:21
911.26:075:20
1011.26:095:18
1111.16:105:17
1211.16:115:15
1311.06:125:13
1411.06:135:12
1510.96:145:10
1610.96:155:09
1710.86:165:07
1810.86:185:06
1910.86:195:04
2010.76:205:03
2110.76:215:01
2210.66:225:00
2310.66:234:59
2410.56:244:57
2510.56:264:56
2610.56:274:55
2710.46:284:53
2810.46:294:52
2910.36:304:51
3010.36:324:50
3110.36:334:48

Solar energy in October

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in October, about 3.09 kWh/m².

For context, solar energy here swings from a low near 1.59 kWh/m² to a high of 6.79 kWh/m² in July across the year — October's 3.09 kWh/m² falls in the middle.

01234151015202531
Solar energy (kWh/m²)Level
13.9Moderate
23.8Moderate
33.8Moderate
43.7Moderate
53.6Moderate
63.6Moderate
73.5Moderate
83.5Moderate
93.4Moderate
103.4Moderate
113.3Moderate
123.3Moderate
133.2Moderate
143.2Moderate
153.1Moderate
163.1Moderate
173.0Moderate
183.0Moderate
192.9Moderate
202.9Moderate
212.9Moderate
222.8Moderate
232.8Moderate
242.8Moderate
252.7Moderate
262.7Moderate
272.7Moderate
282.6Moderate
292.6Moderate
302.6Moderate
312.6Moderate
Planning a trip in October

Is October a good time to visit Hendek?

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

6.1
Sightseeing
5th-best month of the year
2.7
Beach & pool
6th-best month of the year

October is a reasonable time to visit Hendek for sightseeing.

What to pack for Hendek in October

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

In October, Hendek sees daytime highs around 19°C and nights near 9°C. Worth packing: rain gear. About 11 days see rain.

rain gear

Sea temperature near Hendek in October

The nearest coast averages about 20°C in October — 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 October

LowModerateHighVery highExtreme

Clear-sky midday UV in October peaks 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 October

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where October 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
October 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. 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).