Īz̄eh weather in September

In September, Īz̄eh sees average daytime highs of 37°C and overnight lows near 21°C, with 0 mm of rain across 0.1 wet days and about 12.2 hours of daylight. It is the 4th-warmest and 9th-wettest month of the year here.

Highs ease over the month, from about 39°C in the first days to 35°C by the end. The sky is clear or mostly clear about 98% of the time in September, and the air most often feels dry.

Daylight stretches from about 12 h 42 min at the start of September to 11 h 42 min by month's end. Set against the rest of the year, September is Īz̄eh's 1st-clearest and 3rd-windiest month. For the whole year in context, see Īz̄eh's year-round climate.

Daytime high
37°
4th warmest
Overnight low
21°
9th coldest
Rainfall
0 mm
0.1 wet days
Daylight
12 h 12 min
5:59 AM – 6:11 PM
Cloud cover
4%
1st clearest
Wind
7 km/h
3rd windiest
Solar energy
6.38 kWh/m²
Travel score
2.1
out of 10

Īz̄eh is city in Khuzestan Province, Iran.

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 39°C in the first days to 35°C by the end.

A typical September day in Īz̄eh reaches about 37°C in the afternoon and slips back to 21°C overnight — a 16°C spread between the day's warmth and the night's chill. On most days the high lands between 34°C and 39°C. Set against its neighbours, September runs about 4°C cooler than August and about 7°C warmer than October.

20°30°40°151015202530
Avg high (°C)Avg low (°C)
13923
23923
33923
43923
53922
63922
73822
83822
93822
103821
113821
123821
133821
143721
153721
163721
173720
183720
193720
203620
213620
223620
233620
243619
253519
263519
273519
283519
293519
303418

How September really feels in Īz̄eh

Once humidity and wind are folded in, September averages 30 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
30
3 feel dangerously hot (≥ 39°C)
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.

Īz̄eh 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
Jan14° / 14712.10.510.23.9
Feb15° / 11610.40.310.84.9
Mar20° / 1299011.86.7
Apr25° / 13°706.4012.87.6
May33° / 18°81.5013.64.6
Jun39° / 23°000140.9
Jul41° / 25°00013.90.0
Aug41° / 25°00.1013.20.0
Sep37° / 21°00.1012.22.1
Oct30° / 16°131.7011.26.2
Nov21° / 10°1017.3010.47.3
Dec16° / 1419.90.1105.2

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 98% of the time in September, the clearest month of the year.

Beyond those clear spells, partly cloudy skies cover about 1% of September, with mostly cloudy or overcast conditions the remaining 0%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
11000
21000
31000
41000
51000
61000
71000
81000
91000
101000
111000
121000
131000
141000
151000
161000
171000
181000
191000
201000
211000
221000
231000
24991
25991
26991
27991
28991
29982
30982

Chance of precipitation in September

Any precipitation

Īz̄eh gets around 0 mm of rain over 0.1 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 0% and peaks near 1% on the wettest days.

0%10%20%30%151015202530
Rain chance (%)
10
20
30
41
51
61
71
81
91
101
111
121
131
141
151
160
170
180
190
200
210
220
230
240
250
260
270
280
290
301

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 (%)
1991
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
27991
28991
29991
30991

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 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 42 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 60 minutes over September. Sunrise moves from 5:50 AM to 6:08 AM, and sunset from 6:31 PM to 5:52 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.75:506:31
212.75:506:29
312.65:516:28
412.65:526:27
512.65:526:26
612.55:536:24
712.55:536:23
812.55:546:22
912.45:556:20
1012.45:556:19
1112.45:566:17
1212.35:576:16
1312.35:576:15
1412.35:586:13
1512.25:586:12
1612.25:596:11
1712.26:006:09
1812.16:006:08
1912.16:016:06
2012.16:026:05
2112.06:026:04
2212.06:036:02
2312.06:046:01
2411.96:046:00
2511.96:055:58
2611.96:055:57
2711.86:065:56
2811.86:075:54
2911.86:075:53
3011.76:085:52

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 6.38 kWh/m².

For context, solar energy here swings from a low near 2.98 kWh/m² to a high of 7.98 kWh/m² in June across the year — September's 6.38 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
16.9Intense
26.8Intense
36.8Intense
46.8Intense
56.7Intense
66.7Intense
76.7Intense
86.6Intense
96.6Intense
106.6Intense
116.5Intense
126.5Intense
136.5Intense
146.4Intense
156.4Intense
166.4Intense
176.3Intense
186.3Intense
196.3Intense
206.2Intense
216.2Intense
226.1Intense
236.1Intense
246.0Intense
256.0Intense
266.0Bright
275.9Bright
285.9Bright
295.8Bright
305.8Bright
Planning a trip in September

Hazard calendar for Īz̄eh

In seasonPeak

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

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

Īz̄eh sees seasonal dust haze (March–May), heaviest in May.

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

Is September a good time to visit Īz̄eh?

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

2.1
Sightseeing
9th-best month of the year
5.8
Beach & pool
4th-best month of the year

September is a weaker month for outdoor sightseeing in Īz̄eh.

What to pack for Īz̄eh in September

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

In September, Īz̄eh sees daytime highs around 37°C and nights near 21°C. Pack light clothes and sun protection.

light clothessun protection

UV index in Īz̄eh 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 Īz̄eh peaks around August 10 at about 12 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near January 10 at about 4 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highExtremeVery highModerateAug 10UV 12Jan 10UV 4
UV index (midday)Level
Jan4Moderate
Feb5High
Mar7High
Apr7Very high
May11Extreme
Jun11Extreme
Jul11Extreme
Aug12Extreme
Sep8Very high
Oct7Very high
Nov5Moderate
Dec4Moderate

Air quality in Īz̄eh 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 Īz̄eh is worst in April — around 43 µg/m³ PM2.5 (poor), about 1.7× the cleanest month (November, 26 µg/m³).

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecModeratePoorModerateApr 1543 µg/m³Nov 2126 µg/m³
PM2.5 (µg/m³)Level
Jan31Moderate
Feb36Poor
Mar42Poor
Apr43Poor
May41Poor
Jun32Moderate
Jul35Moderate
Aug31Moderate
Sep29Moderate
Oct29Moderate
Nov26Moderate
Dec27Moderate
Location & terrain

Where is Īz̄eh?

Īz̄eh sits at 31.8°N, 49.9°E, 825 m above sea level, in Iran. The nearest listed city is Bāgh-e Malek, 34 km away.

Topography around Īz̄eh

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

Within 3 km, the terrain around Īz̄eh has significant variations in elevation — a maximum elevation change of 374 m around an average of 867 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,512 m; within 80 km, extreme variations in elevation — a maximum elevation change of 4,134 m.

The land around Īz̄eh is covered by cropland (39%) and artificial surfaces (38%) within 3 km, grassland (57%) and cropland (30%) within 16 km, and grassland (70%) within 80 km.

3 km
374 m
16 km
1,512 m
80 km
4,134 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
September weather nearby: Bāgh-e Malek 34 km · Haftkel 53 km · Masjed Soleymān 55 km · Rāmhormoz 66 km · Fārsān 81 km · Lālī 92 km · Lordegān 97 km · Hafshejān 98 km

Iran travel facts

Travel advisory
Level 4
Do Not Travel
Power plugs
Type C / F
220 V · 50 Hz
Prices
≈ 352% of US
price level, 2025
GDP per capita
$3,924
2025
Happiness
5.2 / 10
World Happiness, 2025
Safe drinking water
94%
of population, 2024
Homicide rate
2.4
per 100k, 2014
Road deaths
21.5
per 100k/yr, 2019
Income group
Upper middle
World Bank
English
Low
EF EPI 492
Religion
Muslim 99%Christian 1%Baha'i 0%agnostic 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 Īz̄eh (31.8303°, 49.8676°, elevation 825 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).