Gebze weather in October

In October, Gebze sees average daytime highs of 20°C and overnight lows near 13°C, with 62 mm of rain across 8.9 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 23°C in the first days to 18°C by the end. The sky is clear or mostly clear about 39% 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 Gebze's 6th-clearest and 8th-windiest month. For the whole year in context, see Gebze's year-round climate.

Daytime high
20°
6th warmest
Overnight low
13°
8th coldest
Rainfall
62 mm
8.9 wet days
Daylight
10 h 54 min
6:21 AM – 5:14 PM
Cloud cover
52%
6th clearest
Wind
9 km/h
8th windiest
Solar energy
2.95 kWh/m²
Travel score
6.7
out of 10

Gebze is district and town of Kocaeli Province, Turkey.

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 23°C in the first days to 18°C by the end.

A typical October day in Gebze reaches about 20°C in the afternoon and slips back to 13°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 15°C and 26°C. Set against its neighbours, October runs about 5°C cooler than September and about 5°C warmer than November.

10°15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
12315
22315
32314
42314
52314
62314
72214
82214
92214
102214
112214
122113
132113
142113
152113
162113
172013
182013
192012
202012
212012
221912
231912
241911
251911
261811
271811
281811
291810
301810
311710

How October really feels in Gebze

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.

Gebze 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 / 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 October

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 39% of the time in October.

Beyond those clear spells, partly cloudy skies cover about 18% of October, with mostly cloudy or overcast conditions the remaining 43%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16733
26634
36535
46436
56337
66337
76238
86139
96139
106040
115941
125842
135743
145644
155545
165446
175446
185446
195446
205347
215347
225248
235347
245347
255248
265248
275347
285248
295248
305248
315248

Chance of precipitation in October

Any precipitation

Gebze gets around 62 mm of rain over 8.9 wet days in October. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 28% and peaks near 30% on the wettest days.

0%10%20%30%40%151015202531
Rain chance (%)
126
226
326
426
526
626
727
827
927
1027
1128
1228
1328
1429
1529
1629
1730
1830
1930
2030
2130
2230
2330
2430
2530
2630
2730
2830
2929
3029
3128

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 55% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
13540232
23640222
33740212
43840202
53940192
64040181
74140171
84240161
94341151
104441141
114641131
124740121
134840111
144940101
15513991
16533980
17543880
18563770
19573670
20603460
21613360
22643150
23672940
24692740
25712630
26732430
27762220
28772120
29791920
30821710
31831610

Wind in October

Winds average 9 km/h in October.

Across October, daily wind ranges from about 9 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
119calm
129calm
139calm
149calm
159calm
169calm
179calm
189calm
199calm
209calm
219calm
229calm
239calm
249calm
259calm
269calm
279calm
289calm
299calm
309calm
319calm

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 6:04 AM to 6:38 AM, and sunset from 5:38 PM to 4:54 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.66:045:38
211.56:055:37
311.56:065:35
411.46:075:33
511.46:085:32
611.36:095:30
711.36:115:28
811.36:125:27
911.26:135:25
1011.26:145:23
1111.16:155:22
1211.16:165:20
1311.06:175:19
1411.06:185:17
1510.96:195:16
1610.96:215:14
1710.86:225:13
1810.86:235:11
1910.86:245:10
2010.76:255:08
2110.76:265:07
2210.66:275:05
2310.66:295:04
2410.56:305:03
2510.56:315:01
2610.56:325:00
2710.46:334:59
2810.46:344:57
2910.36:364:56
3010.36:374:55
3110.36:384:54

Solar energy in October

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in October, about 2.95 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 — October's 2.95 kWh/m² falls in the middle.

01234151015202531
Solar energy (kWh/m²)Level
13.7Moderate
23.6Moderate
33.6Moderate
43.5Moderate
53.5Moderate
63.4Moderate
73.4Moderate
83.3Moderate
93.3Moderate
103.2Moderate
113.2Moderate
123.1Moderate
133.1Moderate
143.0Moderate
153.0Moderate
162.9Moderate
172.9Moderate
182.9Moderate
192.8Moderate
202.8Moderate
212.7Moderate
222.7Moderate
232.6Moderate
242.6Moderate
252.6Moderate
262.5Moderate
272.5Moderate
282.5Moderate
292.5Moderate
302.5Moderate
312.4Moderate
Planning a trip in October

Is October a good time to visit Gebze?

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

6.7
Sightseeing
5th-best month of the year
3.8
Beach & pool
6th-best month of the year

October is a reasonable time to visit Gebze for sightseeing.

What to pack for Gebze in October

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

In October, Gebze sees daytime highs around 20°C and nights near 13°C. Worth packing: rain gear. About 9 days see rain.

rain gear

Sea temperature near Gebze in October

The nearest coast averages about 19°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 27 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 Gebze 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 Gebze 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 Gebze 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 Gebze 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 Gebze?

Gebze sits at 40.8°N, 29.4°E, 182 m above sea level, in Turkey. The nearest listed city is Karamürsel, 20 km away.

Topography around Gebze

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

Within 3 km, the terrain around Gebze has significant variations in elevation — a maximum elevation change of 296 m around an average of 154 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 422 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,295 m.

The land around Gebze is covered by artificial surfaces (66%) and trees (23%) within 3 km, water (34%), trees (23%) and artificial surfaces (22%) within 16 km, and trees (40%) and water (37%) within 80 km.

3 km
296 m
16 km
422 m
80 km
2,295 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
October weather nearby: Karamürsel 20 km · Yalova 21 km · Sultanbeyli 22 km · Maltepe 27 km · Sancaktepe 28 km · Körfez 30 km · Derince 33 km · Ataşehir 33 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 Gebze (40.8028°, 29.4307°, elevation 182 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).