Gemlik weather in August

In August, Gemlik sees average daytime highs of 29°C and overnight lows near 20°C, with 28 mm of rain across 4.2 wet days and about 13.6 hours of daylight. It is the 1st-warmest and 11th-wettest month of the year here.

Highs ease over the month, from about 30°C in the first days to 28°C by the end. The sky is clear or mostly clear about 80% of the time in August, and the air most often feels humid.

Daylight stretches from about 14 h 12 min at the start of August to 13 hours by month's end. Set against the rest of the year, August is Gemlik's 2nd-clearest and 1st-windiest month. For the whole year in context, see Gemlik's year-round climate.

Daytime high
29°
1st warmest
Overnight low
20°
12th coldest
Rainfall
28 mm
4.2 wet days
Daylight
13 h 36 min
5:19 AM – 6:56 PM
Cloud cover
21%
2nd clearest
Wind
9 km/h
1st windiest
Solar energy
6.01 kWh/m²
Travel score
6.8
out of 10

Gemlik is district and town in Bursa Province, Turkey.

Density
189/km²
people per km²

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

Temperature in August

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 30°C in the first days to 28°C by the end.

A typical August day in Gemlik reaches about 29°C in the afternoon and slips back to 20°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 25°C and 33°C. Set against its neighbours, August runs on par with July and about 4°C warmer than September.

15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
13020
23020
33020
43020
53020
63020
73020
83020
93020
103020
113020
123020
133020
142920
152920
162920
172920
182920
192920
202920
212920
222920
232919
242919
252919
262819
272819
282819
292819
302819
312819

How August really feels in Gemlik

Once humidity and wind are folded in, August 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

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

Gemlik weather by month

How August compares with the rest of the year at a glance. August is the 1st-warmest and 11th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / 9012.74.79.41.5
Feb10° / 79124.310.42.0
Mar13° / 8612.12.211.73.2
Apr17° / 6510.20.3135.4
May22° / 13°538.2014.27.1
Jun26° / 17°497.8014.87.5
Jul29° / 19°264.6014.67.0
Aug29° / 20°284.2013.66.8
Sep25° / 17°546.8012.37.8
Oct20° / 13°779.2010.96.7
Nov15° / 759.60.89.84.6
Dec10° / 9712.43.29.22.2

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 80% of the time in August.

Beyond those clear spells, partly cloudy skies cover about 11% of August, with mostly cloudy or overcast conditions the remaining 10%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
1946
2946
3937
4937
5937
6937
7928
8919
9919
10919
11919
129010
139010
149010
159010
168911
178911
188911
198911
209010
219010
229010
239010
249010
258911
268911
278911
288911
298911
308911
318812

Chance of precipitation in August

Any precipitation

Gemlik gets around 28 mm of rain over 4.2 wet days in August. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 14% and peaks near 18% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
113
213
313
413
513
613
714
814
914
1013
1113
1213
1313
1414
1514
1614
1714
1813
1913
2013
2113
2213
2314
2414
2514
2615
2716
2816
2917
3017
3118

Humidity in August

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, August lands in the humid band about 40% of days. Sticky, muggy-or-worse air turns up on roughly 43% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
111135449
211035459
311035459
411035459
511036449
611036449
711036449
811037438
911038438
1011139428
1111139417
1211140417
1311241406
1411241396
1511342386
1611443385
1711443375
1811543364
1911644364
2011644353
2111744353
2211844342
2321844342
2421944332
2522044322
2632143321
2742242311
2842341301
2952441281
3062640271
3182739261

Wind in August

Winds average 9 km/h in August, the windiest month of the year.

Across August, daily wind ranges from about 8 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
18calm
28calm
38calm
49calm
59calm
69calm
79calm
89calm
99calm
109calm
119calm
129calm
139calm
149calm
159calm
169calm
179calm
189calm
199calm
209calm
218calm
228calm
238calm
248calm
258calm
268calm
278calm
288calm
298calm
308calm
318calm

Sunrise & sunset in August

DaylightNight

Daylight runs from about 14 h 12 min at the start of August to 13 hours by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 72 minutes over August. Sunrise moves from 5:04 AM to 5:34 AM, and sunset from 7:15 PM to 6:33 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
114.25:047:15
214.15:057:14
314.15:067:12
414.15:077:11
514.05:087:10
614.05:097:09
714.05:107:08
813.95:117:07
913.95:127:05
1013.95:137:04
1113.85:147:03
1213.85:157:01
1313.75:167:00
1413.75:176:59
1513.75:186:57
1613.65:196:56
1713.65:206:55
1813.55:216:53
1913.55:226:52
2013.55:236:50
2113.45:246:49
2213.45:256:47
2313.35:266:46
2413.35:276:44
2513.25:286:43
2613.25:296:41
2713.25:306:39
2813.15:316:38
2913.15:326:36
3013.05:336:35
3113.05:346:33

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 6.01 kWh/m².

For context, solar energy here swings from a low near 1.51 kWh/m² to a high of 6.81 kWh/m² in July across the year — August's 6.01 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
16.5Intense
26.5Intense
36.5Intense
46.4Intense
56.4Intense
66.3Intense
76.3Intense
86.3Intense
96.3Intense
106.2Intense
116.2Intense
126.2Intense
136.1Intense
146.1Intense
156.1Intense
166.0Intense
176.0Bright
186.0Bright
195.9Bright
205.9Bright
215.8Bright
225.8Bright
235.8Bright
245.7Bright
255.7Bright
265.6Bright
275.6Bright
285.5Bright
295.5Bright
305.4Bright
315.4Bright
Planning a trip in August

Is August a good time to visit Gemlik?

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

6.8
Sightseeing
5th-best month of the year
8.5
Beach & pool
1st-best month of the year

August is a reasonable time to visit Gemlik for sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Gemlik in August

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

In August, Gemlik sees daytime highs around 29°C and nights near 20°C. Pack light clothes and sun protection. About 4 days see rain.

light clothessun protection

Sea temperature near Gemlik in August

The nearest coast averages about 24°C in August — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 22 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 Gemlik in August

LowModerateHighVery highExtreme

Clear-sky midday UV in August peaks around 9 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Gemlik 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.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateVery highModerateLowAug 10UV 9Dec 21UV 2
UV index (midday)Level
Jan2Low
Feb2Moderate
Mar4Moderate
Apr7Very high
May7Very high
Jun9Very high
Jul9Very high
Aug9Very high
Sep7High
Oct4Moderate
Nov2Moderate
Dec2Low

Air quality in Gemlik in August

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Gemlik 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 Gemlik?

Gemlik sits at 40.4°N, 29.2°E, 5 m above sea level, in Turkey. The nearest listed city is Orhangazi, 14 km away.

Topography around Gemlik

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

Within 3 km, the terrain around Gemlik has large variations in elevation — a maximum elevation change of 729 m around an average of 141 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,282 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,553 m.

The land around Gemlik is covered by trees (49%) and artificial surfaces (21%) within 3 km, trees (65%) within 16 km, and trees (47%) and water (27%) within 80 km.

3 km
729 m
16 km
1,282 m
80 km
2,553 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
August weather nearby: Orhangazi 14 km · Gürsu 24 km · Mudanya 24 km · Kestel 26 km · Yalova 27 km · Bursa 27 km · Nilüfer 32 km · Görükle 35 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 Gemlik (40.4309°, 29.1597°, elevation 5 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).