İdil weather in September

In September, İdil sees average daytime highs of 34°C and overnight lows near 19°C, with 2 mm of rain across 0.5 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 36°C in the first days to 31°C by the end. The sky is clear or mostly clear about 94% of the time in September, and the air most often feels dry.

Daylight stretches from about 12 h 48 min at the start of September to 11 h 42 min by month's end. Set against the rest of the year, September is İdil's 3rd-clearest and 12th-windiest month. For the whole year in context, see İdil's year-round climate.

Daytime high
34°
4th warmest
Overnight low
19°
9th coldest
Rainfall
2 mm
0.5 wet days
Daylight
12 h 12 min
5:00 AM – 5:14 PM
Cloud cover
8%
3rd clearest
Wind
7 km/h
12th windiest
Solar energy
5.95 kWh/m²
Travel score
4.1
out of 10

İdil is district and town of Şırnak, Turkey.

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 36°C in the first days to 31°C by the end.

A typical September day in İdil reaches about 34°C in the afternoon and slips back to 19°C overnight — a 16°C spread between the day's warmth and the night's chill. On most days the high lands between 31°C and 37°C. Set against its neighbours, September runs about 5°C cooler than August and about 7°C warmer than October.

10°20°30°40°151015202530
Avg high (°C)Avg low (°C)
13721
23721
33721
43621
53620
63620
73620
83620
93520
103519
113519
123519
133519
143419
153419
163418
173418
183418
193318
203318
213318
223317
233317
243217
253217
263217
273217
283116
293116
303116

How September really feels in İdil

Once humidity and wind are folded in, September averages 25 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
25
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.

İdil 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 / 111112.19.72.0
Feb11° / 100111.610.62.8
Mar16° / 11011.20.211.74.9
Apr21° / 10°8310.4012.96.6
May28° / 15°446.50146.7
Jun35° / 20°30.8014.53.4
Jul39° / 23°10.3014.30.7
Aug39° / 23°00.1013.40.9
Sep34° / 19°20.5012.34.1
Oct27° / 13°354.20117.4
Nov18° / 706.60.1106.3
Dec12° / 1039.40.79.53.1

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 94% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 4% of September, with mostly cloudy or overcast conditions the remaining 2%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
11000
21000
31000
4991
5991
6991
7991
8991
9991
10991
11991
12991
13991
14991
15991
16982
17982
18982
19982
20973
21973
22973
23973
24973
25964
26955
27955
28955
29955
30955

Chance of precipitation in September

Any precipitation

İdil gets around 2 mm of rain over 0.5 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 2% and peaks near 4% on the wettest days.

0%10%20%30%151015202530
Rain chance (%)
10
20
30
40
50
60
70
80
90
101
111
121
131
141
151
161
172
182
192
202
212
223
233
243
253
264
274
284
294
304

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 99% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)
1982
2991
3991
4991
5991
6991
7991
8991
9991
10991
11991
12991
13991
14991
15991
16991
17991
18991
19991
20991
21991
22991
23991
24991
25991
26991
271000
281000
291000
301000

Wind in September

Winds average 7 km/h in September, the calmest month.

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

0246810151015202530
Wind speed (km/h)Feels
17calm
27calm
37calm
47calm
57calm
67calm
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 48 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 66 minutes over September. Sunrise moves from 4:47 AM to 5:12 AM, and sunset from 5:37 PM to 4:52 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.84:475:37
212.84:485:36
312.84:495:34
412.74:495:33
512.74:505:31
612.64:515:30
712.64:525:28
812.64:535:27
912.54:545:25
1012.54:555:23
1112.44:555:22
1212.44:565:20
1312.44:575:19
1412.34:585:17
1512.34:595:15
1612.25:005:14
1712.25:015:12
1812.25:015:11
1912.15:025:09
2012.15:035:07
2112.05:045:06
2212.05:055:04
2311.95:065:03
2411.95:075:01
2511.95:074:59
2611.85:084:58
2711.85:094:56
2811.75:104:55
2911.75:114:53
3011.75:124:52

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 5.95 kWh/m².

For context, solar energy here swings from a low near 2.15 kWh/m² to a high of 7.93 kWh/m² in July across the year — September's 5.95 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
16.7Intense
26.6Intense
36.6Intense
46.5Intense
56.5Intense
66.4Intense
76.4Intense
86.3Intense
96.3Intense
106.2Intense
116.2Intense
126.1Intense
136.1Intense
146.0Intense
156.0Bright
165.9Bright
175.9Bright
185.8Bright
195.8Bright
205.7Bright
215.7Bright
225.6Bright
235.5Bright
245.5Bright
255.4Bright
265.4Bright
275.3Bright
285.3Bright
295.2Bright
305.2Bright
Planning a trip in September

Hazard calendar for İdil

In seasonPeak

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

İdil's rainy season runs November–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 İdil?

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

4.1
Sightseeing
6th-best month of the year
7.6
Beach & pool
2nd-best month of the year

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

What to pack for İdil in September

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

In September, İdil sees daytime highs around 34°C and nights near 19°C. Pack light clothes. Worth having: sun protection.

light clothessun protection

UV index in İdil in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 8 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in İdil peaks around June 15 at about 10 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near January 11 at about 2 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 10 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highHighModerateJun 15UV 10Jan 11UV 2
UV index (midday)Level
Jan2Moderate
Feb3Moderate
Mar4Moderate
Apr6High
May8Very high
Jun10Extreme
Jul7Very high
Aug10Very high
Sep8Very high
Oct6High
Nov3Moderate
Dec2Moderate

Air quality in İdil 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 İdil is worst in March — around 30 µg/m³ PM2.5 (moderate), about 1.6× the cleanest month (December, 19 µg/m³).

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecModerateMar 2330 µg/m³Dec 1219 µg/m³
PM2.5 (µg/m³)Level
Jan21Moderate
Feb24Moderate
Mar30Moderate
Apr30Moderate
May30Moderate
Jun24Moderate
Jul22Moderate
Aug22Moderate
Sep22Moderate
Oct24Moderate
Nov19Moderate
Dec19Moderate
Location & terrain

Where is İdil?

İdil sits at 37.3°N, 41.9°E, 770 m above sea level, in Turkey. The nearest listed city is Cizre, 26 km away.

Topography around İdil

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

Within 3 km, the terrain around İdil has only modest variations in elevation — a maximum elevation change of 138 m around an average of 768 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 660 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,626 m.

The land around İdil is covered by cropland (57%) and grassland (29%) within 3 km, cropland (53%) and grassland (43%) within 16 km, and grassland (50%) and cropland (43%) within 80 km.

3 km
138 m
16 km
660 m
80 km
2,626 m
treesgrasslandcroplandartificial surfacesbare terrainwater
September weather nearby: Cizre 26 km · Dargeçit 28 km · Al Mālikīyah 28 km · Midyat 50 km · Silopi 52 km · Şırnak 54 km · Al Qāmishlī 66 km · Siirt 66 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 İdil (37.3348°, 41.8894°, elevation 770 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).