Bursa weather in September

In September, Bursa sees average daytime highs of 25°C and overnight lows near 16°C, with 56 mm of rain across 6.7 wet days and about 12.3 hours of daylight. It is the 4th-warmest and 9th-wettest month of the year here.

Highs ease over the month, from about 27°C in the first days to 23°C by the end. The sky is clear or mostly clear about 64% of the time in September, and the air most often feels comfortable.

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 Bursa's 3rd-clearest and 4th-windiest month. For the whole year in context, see Bursa's year-round climate.

Daytime high
25°
4th warmest
Overnight low
16°
9th coldest
Rainfall
56 mm
6.7 wet days
Daylight
12 h 18 min
5:50 AM – 6:06 PM
Cloud cover
32%
3rd clearest
Wind
7 km/h
4th windiest
Solar energy
4.67 kWh/m²
Travel score
7.8
out of 10

Bursa is city in Turkey.

Air quality
High
PM2.5 28.2 µg/m³ · 2019
Density
281/km²
people per km²
Founded
~202 CE

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 27°C in the first days to 23°C by the end.

A typical September day in Bursa reaches about 25°C in the afternoon and slips back to 16°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 20°C and 30°C. Set against its neighbours, September runs about 4°C cooler than August and about 5°C warmer than October.

10°15°20°25°30°35°151015202530
Avg high (°C)Avg low (°C)
12717
22717
32717
42717
52717
62617
72616
82616
92616
102616
112616
122616
132616
142516
152516
162516
172515
182515
192515
202415
212415
222415
232415
242415
252414
262414
272314
282314
292314
302314

How September really feels in Bursa

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.

Bursa weather by month

How September compares with the rest of the year at a glance. September is the 4th-warmest and 9th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / 9412.55.49.51.4
Feb10° / 8811.84.710.41.9
Mar12° / 95122.711.73.2
Apr17° / 81110.4135.3
May22° / 12°689.3014.26.9
Jun26° / 16°568.3014.87.5
Jul28° / 18°254.7014.67.4
Aug29° / 19°253.8013.67.1
Sep25° / 16°566.7012.37.8
Oct20° / 12°818.9010.96.7
Nov15° / 779.219.84.6
Dec10° / 10212.63.89.22.0

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 64% 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 21%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
18911
28812
38812
48713
58713
68614
78515
88515
98515
108416
118317
128218
138218
148119
158020
167822
177822
187723
197624
207525
217525
227327
237327
247327
257129
267129
277129
287129
297129
307129

Chance of precipitation in September

Any precipitation

Bursa gets around 56 mm of rain over 6.7 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 21% and peaks near 26% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%40%151015202530
Rain chance (%)
117
217
317
417
518
618
718
818
918
1018
1118
1218
1319
1419
1520
1621
1721
1822
1923
2023
2124
2225
2325
2426
2526
2626
2726
2825
2925
3025

Humidity in September

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, September lands in the comfortable band about 39% of days. Sticky, muggy-or-worse air turns up on roughly 6% of them.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)
114343715
216353613
317353512
419363411
520363310
622373210
72337319
82438308
92538307
102638297
112739296
122739286
132839285
142839275
152940275
162940264
172941264
183041254
193041244
203141234
213242233
223342223
233541213
243641202
253741192
263941182
274041172
284141162
294241161
304341151

Wind in September

Winds average 7 km/h in September.

Across September, daily wind ranges from about 7 km/h on the calmest days to 8 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202530
Wind speed (km/h)Feels
18calm
28calm
38calm
48calm
58calm
68calm
77calm
87calm
97calm
107calm
117calm
127calm
137calm
147calm
157calm
167calm
177calm
187calm
197calm
207calm
217calm
227calm
237calm
247calm
257calm
267calm
277calm
287calm
297calm
307calm

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 5:36 AM to 6:04 AM, and sunset from 6:31 PM to 5:42 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.95:366:31
212.95:366:30
312.85:376:28
412.85:386:26
512.85:396:25
612.75:406:23
712.75:416:21
812.65:426:20
912.65:436:18
1012.55:446:16
1112.55:456:15
1212.45:466:13
1312.45:476:11
1412.45:486:09
1512.35:496:08
1612.35:506:06
1712.25:516:04
1812.25:526:02
1912.15:536:01
2012.15:545:59
2112.05:555:57
2212.05:565:56
2311.95:575:54
2411.95:585:52
2511.95:595:50
2611.86:005:49
2711.86:015:47
2811.76:025:45
2911.76:035:44
3011.66:045:42

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 4.67 kWh/m².

For context, solar energy here swings from a low near 1.57 kWh/m² to a high of 6.94 kWh/m² in July across the year — September's 4.67 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
15.5Bright
25.4Bright
35.3Bright
45.3Bright
55.3Bright
65.2Bright
75.2Bright
85.1Bright
95.1Bright
105.0Bright
115.0Bright
124.9Bright
134.8Bright
144.8Bright
154.7Bright
164.7Bright
174.6Bright
184.5Bright
194.5Bright
204.4Bright
214.4Bright
224.3Bright
234.3Bright
244.2Bright
254.2Bright
264.1Bright
274.0Bright
284.0Bright
294.0Moderate
303.9Moderate
Planning a trip in September

Is September a good time to visit Bursa?

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

7.8
Sightseeing
1st-best month of the year
7.1
Beach & pool
3rd-best month of the year

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

What to pack for Bursa in September

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

In September, Bursa sees daytime highs around 25°C and nights near 16°C. Worth packing: light clothes and sun protection. About 7 days see rain.

light clothessun protection

Sea temperature near Bursa in September

The nearest coast averages about 22°C in September — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 25 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 11 to Oct 6 — about 3.9 months when the water holds above 20°C.

5°10°15°20°25°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmcomfortable to swim
Sea temperature (°C)Comfort
Jan9Bracing
Feb8Bracing
Mar9Bracing
Apr12Bracing
May16Cool
Jun21Refreshing
Jul23Refreshing
Aug24Warm
Sep22Refreshing
Oct19Cool
Nov15Cool
Dec12Bracing

UV index in Bursa 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 Bursa peaks around August 10 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.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateVery highModerateLowAug 10UV 9Dec 22UV 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 Bursa 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 Bursa is worst in March — around 39 µg/m³ PM2.5 (poor), about 1.8× the cleanest month (December, 22 µg/m³).

Seasonal pattern from CAMS reanalysis, scaled to Bursa's WHO annual average of 28.2 µg/m³.

0204060JanFebMarAprMayJunJulAugSepOctNovDecModeratePoorModerateMar 2338 µg/m³Dec 1822 µg/m³
PM2.5 (µg/m³)Level
Jan24Moderate
Feb30Moderate
Mar39Poor
Apr38Poor
May36Poor
Jun30Moderate
Jul24Moderate
Aug24Moderate
Sep23Moderate
Oct24Moderate
Nov26Moderate
Dec22Moderate
Location & terrain

Where is Bursa?

Bursa sits at 40.2°N, 29.1°E, 155 m above sea level, in Turkey. The nearest listed city is Gürsu, 12 km away.

Topography around Bursa

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

Within 3 km, the terrain around Bursa has significant variations in elevation — a maximum elevation change of 594 m around an average of 225 m above sea level; within 16 km, extreme variations in elevation — a maximum elevation change of 2,421 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,527 m.

The land around Bursa is covered by artificial surfaces (70%) and trees (26%) within 3 km, trees (58%) within 16 km, and trees (49%) and water (22%) within 80 km.

3 km
594 m
16 km
2,421 m
80 km
2,527 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
September weather nearby: Gürsu 12 km · Nilüfer 12 km · Kestel 13 km · Görükle 19 km · Mudanya 25 km · Gemlik 27 km · Akhisar 36 km · Orhangazi 39 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 Bursa (40.1956°, 29.0601°, elevation 155 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).