Adapazarı weather in October

In October, Adapazarı sees average daytime highs of 20°C and overnight lows near 10°C, with 84 mm of rain across 10.2 wet days and about 10.9 hours of daylight. It is the 6th-warmest and 5th-wettest month of the year here.

Highs ease over the month, from about 22°C in the first days to 17°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 Adapazarı's 6th-clearest and 10th-windiest month. For the whole year in context, see Adapazarı's year-round climate.

Daytime high
20°
6th warmest
Overnight low
10°
7th coldest
Rainfall
84 mm
10.2 wet days
Daylight
10 h 54 min
6:17 AM – 5:10 PM
Cloud cover
57%
6th clearest
Wind
6 km/h
10th windiest
Solar energy
3.02 kWh/m²
Travel score
6.3
out of 10

Adapazarı is district in Sakarya Province, Turkey.

Density
510/km²
people per km²

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 22°C in the first days to 17°C by the end.

A typical October day in Adapazarı reaches about 20°C in the afternoon and slips back to 10°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 15°C and 25°C. Set against its neighbours, October runs about 5°C cooler than September and about 5°C warmer than November.

10°20°30°151015202531
Avg high (°C)Avg low (°C)
12312
22312
32212
42212
52212
62212
72212
82212
92112
102111
112111
122111
132111
142011
152011
162011
172011
182010
191910
201910
211910
221910
231910
24189
25189
26189
27189
28188
29178
30178
31178

How October really feels in Adapazarı

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.

Adapazarı weather by month

How October compares with the rest of the year at a glance. October is the 6th-warmest and 5th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / 97136.79.41.1
Feb / 87135.810.41.7
Mar12° / 9513.43.711.73.0
Apr17° / 74110.713.15.2
May21° / 11°7310.5014.26.6
Jun25° / 15°6910014.97.2
Jul27° / 17°386.3014.67.5
Aug28° / 18°406.2013.67.2
Sep25° / 14°568012.37.5
Oct20° / 10°8410.2010.96.3
Nov15° / 75101.29.74.3
Dec / 10313.14.69.11.8

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 50%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16238
26238
36139
46040
55941
65743
75644
85545
95446
105347
115248
125050
134951
144951
154852
164654
174654
184654
194555
204555
214555
224555
234555
244555
254555
264555
274555
284654
294654
304654
314753

Chance of precipitation in October

Any precipitation

Adapazarı gets around 84 mm of rain over 10.2 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 32% and peaks near 36% on the wettest days.

0%10%20%30%40%50%151015202531
Rain chance (%)
129
228
328
428
529
629
729
829
930
1030
1131
1231
1332
1432
1533
1634
1734
1835
1935
2035
2136
2236
2336
2436
2535
2635
2735
2834
2934
3033
3133

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 66% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
14438171
24538161
34737151
44837141
54936131
65036131
75235121
85335111
95534101
10563491
11573391
12593281
13603271
14613171
15633061
16653050
17662950
18682840
19692740
20722530
21732430
22762220
23782020
24791920
25821710
26841510
27861310
28871210
29891010
3091900
3193700

Wind in October

Winds average 6 km/h in October.

Across October, daily wind ranges from about 6 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
16calm
26calm
36calm
46calm
56calm
66calm
76calm
86calm
96calm
106calm
116calm
126calm
136calm
146calm
156calm
166calm
176calm
186calm
196calm
206calm
216calm
226calm
236calm
246calm
256calm
266calm
276calm
286calm
296calm
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 6:00 AM to 6:34 AM, and sunset from 5:35 PM to 4:50 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.66:005:35
211.56:015:33
311.56:025:31
411.46:035:29
511.46:045:28
611.36:065:26
711.36:075:24
811.36:085:23
911.26:095:21
1011.26:105:20
1111.16:115:18
1211.16:125:16
1311.06:135:15
1411.06:145:13
1510.96:165:12
1610.96:175:10
1710.86:185:09
1810.86:195:07
1910.86:205:06
2010.76:215:04
2110.76:225:03
2210.66:245:01
2310.66:255:00
2410.56:264:59
2510.56:274:57
2610.56:284:56
2710.46:294:55
2810.46:314:53
2910.36:324:52
3010.36:334:51
3110.36:344:50

Solar energy in October

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in October, about 3.02 kWh/m².

For context, solar energy here swings from a low near 1.54 kWh/m² to a high of 6.73 kWh/m² in July across the year — October's 3.02 kWh/m² falls in the middle.

01234151015202531
Solar energy (kWh/m²)Level
13.8Moderate
23.7Moderate
33.7Moderate
43.6Moderate
53.6Moderate
63.5Moderate
73.5Moderate
83.4Moderate
93.4Moderate
103.3Moderate
113.3Moderate
123.2Moderate
133.1Moderate
143.1Moderate
153.0Moderate
163.0Moderate
173.0Moderate
182.9Moderate
192.9Moderate
202.8Moderate
212.8Moderate
222.8Moderate
232.7Moderate
242.7Moderate
252.6Moderate
262.6Moderate
272.6Moderate
282.6Moderate
292.5Moderate
302.5Moderate
312.5Moderate
Planning a trip in October

Is October a good time to visit Adapazarı?

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

6.3
Sightseeing
6th-best month of the year
3.3
Beach & pool
6th-best month of the year

October is a reasonable time to visit Adapazarı for sightseeing.

What to pack for Adapazarı in October

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

In October, Adapazarı sees daytime highs around 20°C and nights near 10°C. Worth packing: rain gear. About 10 days see rain.

rain gear

Sea temperature near Adapazarı 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 43 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 Adapazarı 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 Adapazarı peaks around August 10 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 21 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 highHighModerateLowAug 10UV 9Dec 21UV 2
UV index (midday)Level
Jan2Low
Feb2Moderate
Mar3Moderate
Apr7High
May7High
Jun9Very high
Jul9Very high
Aug9Very high
Sep6High
Oct4Moderate
Nov2Moderate
Dec2Low

Air quality in Adapazarı 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 Adapazarı is worst in March — around 16 µg/m³ PM2.5 (moderate), about 1.8× the cleanest month (December, 9 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodMar 2416 µg/m³Dec 219 µg/m³
PM2.5 (µg/m³)Level
Jan9Good
Feb11Good
Mar16Moderate
Apr16Moderate
May16Moderate
Jun13Moderate
Jul10Good
Aug11Good
Sep10Good
Oct10Good
Nov10Good
Dec9Good
Location & terrain

Where is Adapazarı?

Adapazarı sits at 40.8°N, 30.4°E, 34 m above sea level, in Turkey. The nearest listed city is Sapanca, 15 km away.

Topography around Adapazarı

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

Within 3 km, the terrain around Adapazarı has only modest variations in elevation — a maximum elevation change of 54 m around an average of 31 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 473 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,820 m.

The land around Adapazarı is covered by artificial surfaces (68%) within 3 km, trees (40%) and cropland (35%) within 16 km, and trees (56%) and water (22%) within 80 km.

3 km
54 m
16 km
473 m
80 km
1,820 m
treesgrasslandcroplandartificial surfacesbare terrainwater
October weather nearby: Sapanca 15 km · Ferizli 19 km · Akyazı 21 km · Hendek 29 km · Geyve 32 km · Kandıra 38 km · İzmit 40 km · Karasu 44 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 Adapazarı (40.7806°, 30.4033°, elevation 34 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).