Sapanca weather in October

In October, Sapanca sees average daytime highs of 20°C and overnight lows near 11°C, with 89 mm of rain across 10.4 wet days and about 10.9 hours of daylight. It is the 6th-warmest and 4th-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 33% 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 Sapanca's 6th-clearest and 11th-windiest month. For the whole year in context, see Sapanca's year-round climate.

Daytime high
20°
6th warmest
Overnight low
11°
7th coldest
Rainfall
89 mm
10.4 wet days
Daylight
10 h 54 min
6:17 AM – 5:11 PM
Cloud cover
57%
6th clearest
Wind
6 km/h
11th windiest
Solar energy
2.96 kWh/m²
Travel score
6.3
out of 10

Sapanca is district and town of Sakarya, Turkey.

Density
146/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 23°C in the first days to 18°C by the end.

A typical October day in Sapanca reaches about 20°C in the afternoon and slips back to 11°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 26°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)
12313
22313
32313
42313
52212
62212
72212
82212
92212
102112
112112
122112
132112
142111
152111
162011
172011
182011
192011
201911
211910
221910
231910
241910
251810
26189
27189
28189
29189
30179
31178

How October really feels in Sapanca

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.

Sapanca weather by month

How October compares with the rest of the year at a glance. October is the 6th-warmest and 4th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / 9813.36.69.41.2
Feb10° / 8812.95.610.41.8
Mar13° / 9713.63.211.73.1
Apr17° / 7911.70.613.15.3
May22° / 11°7810.6014.26.7
Jun26° / 15°7710.3014.97.1
Jul28° / 18°426.3014.67.2
Aug28° / 18°426.1013.66.9
Sep25° / 15°608.2012.37.4
Oct20° / 11°8910.4010.96.3
Nov15° / 779.919.74.4
Dec / 1041349.11.8

Cloud cover in October

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 33% 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 (%)
16139
26040
35941
45842
55743
65644
75545
85446
95248
105149
115050
125050
134852
144852
154753
164753
174654
184555
194555
204456
214456
224555
234555
244456
254456
264456
274456
284456
294456
304456
314456

Chance of precipitation in October

Any precipitation

Sapanca gets around 89 mm of rain over 10.4 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 33% and peaks near 37% on the wettest days.

0%10%20%30%40%50%151015202531
Rain chance (%)
130
230
330
430
530
630
730
830
931
1031
1132
1232
1333
1434
1534
1635
1735
1836
1936
2037
2137
2237
2337
2437
2536
2636
2735
2835
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 61% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
13940192
24040182
34239172
44339161
54439151
64638151
74738141
84838131
94938121
105137111
115237101
12533791
13553681
14553681
15573571
16593560
17603460
18623350
19643240
20653140
21672940
22702730
23722530
24752320
25772120
26791920
27811720
28841510
29851410
30871210
31891010

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 6:01 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)
111.66:015:35
211.56:025:33
311.56:035:32
411.46:045:30
511.46:055:28
611.36:065:27
711.36:075:25
811.36:085:23
911.26:095:22
1011.26:105:20
1111.16:115:19
1211.16:135:17
1311.06:145:15
1411.06:155:14
1510.96:165:12
1610.96:175:11
1710.96:185:09
1810.86:195:08
1910.86:205:06
2010.76:225:05
2110.76:235:04
2210.66:245:02
2310.66:255:01
2410.66:264:59
2510.56:274:58
2610.56:294:57
2710.46:304:55
2810.46:314:54
2910.36:324:53
3010.36:334:52
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 2.96 kWh/m².

For context, solar energy here swings from a low near 1.52 kWh/m² to a high of 6.68 kWh/m² in July across the year — October's 2.96 kWh/m² falls in the middle.

01234151015202531
Solar energy (kWh/m²)Level
13.7Moderate
23.7Moderate
33.6Moderate
43.6Moderate
53.5Moderate
63.5Moderate
73.4Moderate
83.4Moderate
93.3Moderate
103.3Moderate
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
262.6Moderate
272.5Moderate
282.5Moderate
292.5Moderate
302.5Moderate
312.4Moderate
Planning a trip in October

Is October a good time to visit Sapanca?

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
3.5
Beach & pool
6th-best month of the year

October is a reasonable time to visit Sapanca for sightseeing.

What to pack for Sapanca in October

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

In October, Sapanca sees daytime highs around 20°C and nights near 11°C. Worth packing: rain gear. About 10 days see rain.

rain gear

Sea temperature near Sapanca 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 50 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 10 — about 4 months when the water holds above 20°C.

10°20°30°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan9Bracing
Feb7Bracing
Mar8Bracing
Apr10Bracing
May16Cool
Jun21Refreshing
Jul24Warm
Aug25Warm
Sep23Refreshing
Oct19Cool
Nov15Cool
Dec11Bracing

UV index in Sapanca 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 Sapanca 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 Sapanca 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 Sapanca is worst in March — around 16 µg/m³ PM2.5 (moderate), about 2.0× the cleanest month (December, 8 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodMar 2316 µg/m³Dec 198 µg/m³
PM2.5 (µg/m³)Level
Jan9Good
Feb11Good
Mar16Moderate
Apr16Moderate
May15Moderate
Jun13Moderate
Jul10Good
Aug10Good
Sep10Good
Oct10Good
Nov10Good
Dec8Good
Location & terrain

Where is Sapanca?

Sapanca sits at 40.7°N, 30.3°E, 47 m above sea level, in Turkey. The nearest listed city is Adapazarı, 15 km away.

Topography around Sapanca

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

Within 3 km, the terrain around Sapanca has significant variations in elevation — a maximum elevation change of 533 m around an average of 109 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,573 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,820 m.

The land around Sapanca is covered by trees (51%) and water (34%) within 3 km, trees (71%) within 16 km, and trees (57%) within 80 km.

3 km
533 m
16 km
1,573 m
80 km
1,820 m
treesgrasslandcroplandartificial surfaceswater
October weather nearby: Adapazarı 15 km · Geyve 21 km · İzmit 30 km · Akyazı 30 km · Ferizli 33 km · Gölcük 38 km · Derince 39 km · Körfez 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 Sapanca (40.6914°, 30.2674°, elevation 47 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).