Menderes weather in September

In September, Menderes sees average daytime highs of 30°C and overnight lows near 18°C, with 25 mm of rain across 2.9 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 32°C in the first days to 28°C by the end. The sky is clear or mostly clear about 87% 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 42 min by month's end. Set against the rest of the year, September is Menderes's 3rd-clearest and 6th-windiest month. For the whole year in context, see Menderes's year-round climate.

Daytime high
30°
4th warmest
Overnight low
18°
9th coldest
Rainfall
25 mm
2.9 wet days
Daylight
12 h 12 min
5:58 AM – 6:13 PM
Cloud cover
15%
3rd clearest
Wind
8 km/h
6th windiest
Solar energy
5.57 kWh/m²
Travel score
6.4
out of 10

Temperature in September

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 32°C in the first days to 28°C by the end.

A typical September day in Menderes reaches about 30°C in the afternoon and slips back to 18°C overnight — a 12°C spread between the day's warmth and the night's chill. On most days the high lands between 26°C and 34°C. Set against its neighbours, September runs about 5°C cooler than August and about 6°C warmer than October.

10°20°30°40°151015202530
Avg high (°C)Avg low (°C)
13320
23320
33220
43220
53219
63219
73219
83119
93119
103119
113119
123118
133118
143018
153018
163018
173018
183018
193017
202917
212917
222917
232917
242917
252816
262816
272816
282816
292816
302716

How September really feels in Menderes

Once humidity and wind are folded in, September averages 5 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
5
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

The story in September is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Menderes 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 daysDaylight (hours)Travel score
Jan12° / 12510.39.63.1
Feb13° / 11010.210.53.6
Mar16° / 869.311.75.3
Apr20° / 10°677.8136.9
May26° / 14°426.1147.8
Jun31° / 19°173.414.65.4
Jul35° / 22°31.214.43.5
Aug35° / 22°41.113.53.6
Sep30° / 18°252.912.36.4
Oct24° / 14°715.6117.9
Nov18° / 1107.99.96.3
Dec13° / 12311.69.43.6

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 87% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 7% of September, with mostly cloudy or overcast conditions the remaining 6%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
1991
2991
3991
4991
5982
6973
7973
8973
9973
10973
11964
12964
13964
14955
15946
16946
17946
18937
19937
20928
21919
22919
23919
248911
258911
268911
278812
288812
298812
308614

Chance of precipitation in September

Any precipitation

Menderes gets around 25 mm of rain over 2.9 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 9% and peaks near 14% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%151015202530
Rain chance (%)
15
25
36
46
56
67
77
87
98
108
118
128
138
149
159
169
1710
1810
1910
2011
2111
2211
2311
2412
2512
2612
2713
2813
2913
3014

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 43% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)
13335257
23435257
33534246
43634236
53734236
63833236
73933235
84033225
94033225
104132224
114132224
124232224
134232224
144232223
154233223
164233223
174233223
184332223
194332223
204432213
214531213
224631203
234730203
244830193
254930192
264930182
275030182
285030182
295130172
305130172

Wind in September

Winds average 8 km/h in September.

Across September, 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.

051015151015202530
Wind speed (km/h)Feels
19calm
29calm
39calm
49calm
59calm
69calm
78calm
88calm
98calm
108calm
118calm
128calm
138calm
148calm
158calm
168calm
178calm
188calm
198calm
208calm
218calm
228calm
238calm
248calm
258calm
268calm
278calm
288calm
298calm
308calm

Sunrise & sunset in September

DaylightNight

Daylight runs from about 12 h 54 min at the start of September to 11 h 42 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 72 minutes over September. Sunrise moves from 5:45 AM to 6:11 AM, and sunset from 6:37 PM to 5:50 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.95:456:37
212.85:466:36
312.85:476:34
412.75:486:33
512.75:496:31
612.75:506:29
712.65:506:28
812.65:516:26
912.55:526:25
1012.55:536:23
1112.55:546:21
1212.45:556:20
1312.45:566:18
1412.35:576:16
1512.35:586:15
1612.25:586:13
1712.25:596:11
1812.26:006:10
1912.16:016:08
2012.16:026:07
2112.06:036:05
2212.06:046:03
2311.96:056:02
2411.96:066:00
2511.96:075:58
2611.86:085:57
2711.86:085:55
2811.76:095:54
2911.76:105:52
3011.76:115:50

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 5.57 kWh/m².

For context, solar energy here swings from a low near 2 kWh/m² to a high of 7.78 kWh/m² in July across the year — September's 5.57 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
16.3Intense
26.3Intense
36.2Intense
46.2Intense
56.1Intense
66.1Intense
76.0Intense
86.0Bright
95.9Bright
105.9Bright
115.8Bright
125.8Bright
135.7Bright
145.7Bright
155.6Bright
165.5Bright
175.5Bright
185.4Bright
195.4Bright
205.3Bright
215.3Bright
225.2Bright
235.2Bright
245.1Bright
255.1Bright
265.0Bright
275.0Bright
284.9Bright
294.8Bright
304.8Bright
Planning a trip in September

Hazard calendar for Menderes

In seasonPeak

None of Menderes's seasonal hazards are active in September. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do peak.

Menderes's rainy season runs October–April, when most of the year's rain falls.

Rainy season
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is September a good time to visit Menderes?

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

6.4
Sightseeing
4th-best month of the year
8.5
Beach & pool
1st-best month of the year

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

What to pack for Menderes in September

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

In September, Menderes sees daytime highs around 30°C and nights near 18°C. Pack light clothes. Worth having: sun protection.

light clothessun protection

Sea temperature near Menderes in September

The nearest coast averages about 23°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 27 km away) is warmest in August at about 24°C and coldest in March near 16°C.

It's comfortable for a long swim from May 29 to Nov 1 — about 5.2 months when the water holds above 20°C.

15°20°25°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmcomfortable to swim
Sea temperature (°C)Comfort
Jan16Cool
Feb16Cool
Mar16Cool
Apr17Cool
May19Cool
Jun22Refreshing
Jul23Refreshing
Aug24Refreshing
Sep23Refreshing
Oct21Refreshing
Nov19Cool
Dec18Cool

UV index in Menderes 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 Menderes peaks around June 23 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.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateVery highModerateJun 23UV 9Jan 1UV 2
UV index (midday)Level
Jan2Low
Feb3Moderate
Mar4Moderate
Apr8Very high
May7Very high
Jun9Very high
Jul9Very high
Aug9Very high
Sep7Very high
Oct5Moderate
Nov3Moderate
Dec2Low

Air quality in Menderes 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 Menderes is worst in March — around 18 µg/m³ PM2.5 (moderate), about 1.6× the cleanest month (December, 11 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodMar 2118 µg/m³Dec 1911 µg/m³
PM2.5 (µg/m³)Level
Jan12Moderate
Feb14Moderate
Mar18Moderate
Apr17Moderate
May17Moderate
Jun15Moderate
Jul14Moderate
Aug15Moderate
Sep12Moderate
Oct12Moderate
Nov14Moderate
Dec11Good
Location & terrain

Where is Menderes?

Menderes sits at 38.2°N, 27.1°E, 118 m above sea level, in Turkey. The nearest listed city is Karabağlar, 15 km away.

Topography around Menderes

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

Within 3 km, the terrain around Menderes has only modest variations in elevation — a maximum elevation change of 106 m around an average of 113 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 997 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,673 m.

The land around Menderes is covered by cropland (34%), artificial surfaces (26%) and grassland (24%) within 3 km, trees (43%) and grassland (21%) within 16 km, and trees (36%) and water (32%) within 80 km.

3 km
106 m
16 km
997 m
80 km
1,673 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
September weather nearby: Karabağlar 15 km · Konak 17 km · Izmir 18 km · Torbalı 19 km · Karşıyaka 23 km · Bostanlı 24 km · Şemikler 25 km · Seferihisar 26 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 Menderes (38.2496°, 27.1343°, elevation 118 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).