Balıkesir weather in September

In September, Balıkesir sees average daytime highs of 26°C and overnight lows near 15°C, with 23 mm of rain across 3.9 wet days and about 12.3 hours of daylight. It is the 4th-warmest and 10th-wettest month of the year here.

Highs ease over the month, from about 28°C in the first days to 25°C by the end. The sky is clear or mostly clear about 69% of the time in September, and the air most often feels dry.

Daylight stretches from about 12 h 54 min at the start of September to 11 h 36 min by month's end. Set against the rest of the year, September is Balıkesir's 3rd-clearest and 5th-windiest month. For the whole year in context, see Balıkesir's year-round climate.

Daytime high
26°
4th warmest
Overnight low
15°
9th coldest
Rainfall
23 mm
3.9 wet days
Daylight
12 h 18 min
5:55 AM – 6:10 PM
Cloud cover
28%
3rd clearest
Wind
11 km/h
5th windiest
Solar energy
4.91 kWh/m²
Travel score
8.1
out of 10

Balıkesir is city in Turkey.

Density
164/km²
people per km²

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

Temperature in September

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 28°C in the first days to 25°C by the end.

A typical September day in Balıkesir reaches about 26°C in the afternoon and slips back to 15°C overnight — a 12°C spread between the day's warmth and the night's chill. On most days the high lands between 22°C and 31°C. Set against its neighbours, September runs about 4°C cooler than August and about 5°C warmer than October.

10°20°30°151015202530
Avg high (°C)Avg low (°C)
12817
22817
32817
42816
52816
62816
72716
82716
92716
102716
112715
122715
132715
142715
152615
162615
172615
182615
192614
202614
212614
222614
232514
242514
252514
262514
272513
282513
292413
302413

How September really feels in Balıkesir

Once humidity and wind are folded in, September 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

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

Balıkesir weather by month

How September compares with the rest of the year at a glance. September is the 4th-warmest and 10th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / 76113.49.51.7
Feb10° / 7210.13.310.42.3
Mar13° / 6710.31.411.73.7
Apr18° / 538.60.2136.0
May23° / 12°417.3014.27.5
Jun28° / 16°306014.77.2
Jul30° / 19°112.4014.56.6
Aug30° / 19°82.3013.66.6
Sep26° / 15°233.9012.38.1
Oct21° / 11°486.6010.97.3
Nov15° / 557.20.59.85.1
Dec10° / 8011.12.79.22.4

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 69% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 15% of September, with mostly cloudy or overcast conditions the remaining 17%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
1928
2928
39010
49010
59010
68911
78911
88911
98713
108713
118614
128614
138515
148515
158416
168317
178317
188218
198218
208119
218020
227921
237921
247723
257723
267723
277525
287525
297525
307426

Chance of precipitation in September

Any precipitation

Balıkesir gets around 23 mm of rain over 3.9 wet days in September. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 12% and peaks near 16% on the wettest days.

0%10%20%30%151015202530
Rain chance (%)
19
210
310
410
511
611
711
812
912
1012
1112
1212
1312
1412
1512
1612
1712
1813
1913
2013
2113
2213
2314
2414
2514
2614
2715
2815
2915
3016

Humidity in September

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, September lands in the dry band about 40% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)
120343610
22234359
32434348
42634337
52834327
62934316
73134305
83234295
93335284
103435274
113535263
123636263
133736253
143836243
153836232
163937222
174037212
184237192
194337182
204437172
214637151
224737141
234937131
245136121
255236111
265435101
27553591
28573490
29593380
30593380

Wind in September

Winds average 11 km/h in September.

Across September, daily wind ranges from about 10 km/h on the calmest days to 12 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202530
Wind speed (km/h)Feels
112calm
212calm
312calm
412calm
512calm
611calm
711calm
811calm
911calm
1011calm
1111calm
1211calm
1311calm
1411calm
1511calm
1611calm
1711calm
1810calm
1910calm
2010calm
2110calm
2210calm
2310calm
2410calm
2510calm
2610calm
2710calm
2810calm
2910calm
3010calm

Sunrise & sunset in September

DaylightNight

Daylight runs from about 12 h 54 min at the start of September to 11 h 36 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 78 minutes over September. Sunrise moves from 5:41 AM to 6:09 AM, and sunset from 6:36 PM to 5:47 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.95:416:36
212.95:426:34
312.85:436:32
412.85:446:31
512.75:456:29
612.75:466:27
712.75:466:26
812.65:476:24
912.65:486:22
1012.55:496:21
1112.55:506:19
1212.45:516:17
1312.45:526:16
1412.35:536:14
1512.35:546:12
1612.35:556:10
1712.25:566:09
1812.25:576:07
1912.15:586:05
2012.15:596:04
2112.06:006:02
2212.06:016:00
2311.96:025:59
2411.96:035:57
2511.96:045:55
2611.86:055:53
2711.86:065:52
2811.76:075:50
2911.76:085:48
3011.66:095:47

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 4.91 kWh/m².

For context, solar energy here swings from a low near 1.61 kWh/m² to a high of 7.19 kWh/m² in July across the year — September's 4.91 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
15.7Bright
25.7Bright
35.6Bright
45.6Bright
55.5Bright
65.5Bright
75.4Bright
85.3Bright
95.3Bright
105.3Bright
115.2Bright
125.1Bright
135.1Bright
145.0Bright
155.0Bright
164.9Bright
174.8Bright
184.8Bright
194.7Bright
204.7Bright
214.6Bright
224.5Bright
234.5Bright
244.4Bright
254.4Bright
264.3Bright
274.3Bright
284.2Bright
294.2Bright
304.1Bright
Planning a trip in September

Is September a good time to visit Balıkesir?

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

8.1
Sightseeing
1st-best month of the year
7.9
Beach & pool
3rd-best month of the year

September is one of the better times to visit Balıkesir for general sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Balıkesir in September

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

In September, Balıkesir sees daytime highs around 26°C and nights near 15°C. Worth packing: light clothes and sun protection. About 4 days see rain.

light clothessun protection

UV index in Balıkesir in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 7 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Balıkesir peaks around August 11 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near January 1 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 11UV 9Jan 1UV 2
UV index (midday)Level
Jan2Low
Feb3Moderate
Mar4Moderate
Apr8Very high
May7Very high
Jun9Very high
Jul9Very high
Aug9Very high
Sep7Very high
Oct4Moderate
Nov3Moderate
Dec2Low

Air quality in Balıkesir in September

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Balıkesir is worst in March — around 17 µg/m³ PM2.5 (moderate), about 1.7× the cleanest month (July, 10 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodMar 2317 µg/m³Jul 2010 µg/m³
PM2.5 (µg/m³)Level
Jan12Good
Feb14Moderate
Mar17Moderate
Apr17Moderate
May17Moderate
Jun13Moderate
Jul10Good
Aug11Good
Sep11Good
Oct11Good
Nov12Moderate
Dec10Good
Location & terrain

Where is Balıkesir?

Balıkesir sits at 39.6°N, 27.9°E, 139 m above sea level, in Turkey. The nearest listed city is Bigadiç, 35 km away.

Topography around Balıkesir

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

Within 3 km, the terrain around Balıkesir has only modest variations in elevation — a maximum elevation change of 211 m around an average of 167 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 521 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,753 m.

The land around Balıkesir is covered by artificial surfaces (69%) within 3 km, cropland (46%) and grassland (32%) within 16 km, and trees (58%) and cropland (21%) within 80 km.

3 km
211 m
16 km
521 m
80 km
1,753 m
treesgrasslandcroplandartificial surfacesbare terrainwater
September weather nearby: Bigadiç 35 km · Susurluk 37 km · Gönen 54 km · Soma 57 km · Mustafakemalpaşa 62 km · Kırkağaç 63 km · Dursunbey 64 km · Edremit 74 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 Balıkesir (39.6492°, 27.8861°, elevation 139 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. 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).