Climate averages 1991–2020

Weather in Iran in September

In September, average daytime highs across the 128 cities listed in Iran range from 22.4°C in Ardabīl to 42.9°C in Ahvaz. Monthly rainfall ranges from under 1 mm in Marvdasht to 189 mm in Rasht.

Long-term climate patterns, not a forecast for a particular trip.

City by city

September in Iran

1991–2020

Average September climate for cities in Iran, 1991–2020
City	Average highHigh / low	Average low	Rainfall mm	Rain days
Tehran	29.9°C18.6°C	18.6°C	4.7	0.9
Mashhad	27.9°C13.6°C	13.6°C	2.1	0.5
Isfahan	31.3°C15.5°C	15.5°C	0.2	0.1
Karaj	29.1°C15.4°C	15.4°C	1.6	0.4
Tabriz	26.9°C12.4°C	12.4°C	6.5	1.4
Shiraz	32.4°C20.0°C	20.0°C	0.5	0.2
Qom	32.9°C19.4°C	19.4°C	0.3	0.1
Ahvaz	42.9°C26.8°C	26.8°C	0.9	0.4
Kermanshah	31.4°C16.5°C	16.5°C	1.0	0.3
Rasht	24.6°C18.3°C	18.3°C	189	14.5
Kerman	30.0°C17.0°C	17.0°C	0.3	0.1
Orūmīyeh	25.8°C14.7°C	14.7°C	9.0	2.2
Zahedan	31.5°C18.7°C	18.7°C	0	0.0
Hamadān	29.4°C16.6°C	16.6°C	2.0	0.7
Arāk	28.8°C14.1°C	14.1°C	1.3	0.4
Yazd	32.6°C19.4°C	19.4°C	0	0.0
Eslamshahr	31.5°C17.3°C	17.3°C	1.4	0.4
Ardabīl	22.4°C11.2°C	11.2°C	24	6.1
Zanjan	25.6°C11.9°C	11.9°C	7.9	2.1
Bandar Abbas	37.8°C28.1°C	28.1°C	1.6	0.4
Sanandaj	30.0°C14.3°C	14.3°C	1.3	0.5
Qazvin	28.2°C15.5°C	15.5°C	4.3	1.2
Khorramshahr	42.8°C27.5°C	27.5°C	0.3	0.1
Khorramabad	33.4°C17.3°C	17.3°C	0.7	0.2
Shahrīār	30.3°C16.3°C	16.3°C	1.6	0.4
Kashan	32.3°C20.1°C	20.1°C	0.4	0.1
Khomeynī Shahr	31.5°C15.3°C	15.3°C	0.5	0.1
Dezful	41.7°C24.7°C	24.7°C	1.1	0.3
Marāgheh (East Azerbaijan), Iran	27.3°C14.3°C	14.3°C	7.1	1.8
Marāgheh (Razavi Khorasan), Iran	25.5°C13.3°C	13.3°C	1.2	0.4
Sari	28.2°C19.1°C	19.1°C	114	12.1
Borūjerd	30.6°C17.6°C	17.6°C	2.2	0.7
Qarchak	32.2°C18.2°C	18.2°C	1.2	0.3
Sabzevar	31.0°C16.4°C	16.4°C	1.2	0.4
Golestān	31.7°C17.4°C	17.4°C	1.4	0.4
Āmol	24.8°C18.8°C	18.8°C	167	14.3
Pākdasht	31.2°C18.6°C	18.6°C	1.3	0.4
Najafābād	31.3°C15.2°C	15.2°C	0.8	0.3
Abadan	42.5°C27.4°C	27.4°C	0.1	0.0
Varāmīn	33.0°C18.5°C	18.5°C	0.8	0.2
Neyshābūr	29.0°C12.5°C	12.5°C	3.1	0.9
Sāveh	32.2°C17.2°C	17.2°C	0.4	0.1
Naz̧arābād	29.1°C16.9°C	16.9°C	2.5	0.4
Qā’em Shahr	27.4°C18.8°C	18.8°C	98	11.3
Bābol	27.7°C20.2°C	20.2°C	98	11.3
Sirjan	30.3°C15.3°C	15.3°C	0.1	0.0
Khūy	28.1°C13.6°C	13.6°C	10	2.4
Bīrjand	29.9°C13.8°C	13.8°C	0.6	0.2
Būkān	29.9°C13.9°C	13.9°C	2.4	0.8
Bojnūrd	27.4°C13.4°C	13.4°C	6.5	1.9
Shāhīn Shahr	30.5°C14.8°C	14.8°C	0.5	0.1
Malāyer	28.8°C14.3°C	14.3°C	1.0	0.2
Piranshahr	27.9°C16.6°C	16.6°C	7.7	2.0
Mahābād	29.1°C14.7°C	14.7°C	2.6	0.9
Bushehr	35.1°C29.0°C	29.0°C	0	0.0
Saqqez	28.9°C13.2°C	13.2°C	2.2	0.7
Shahrud	27.0°C15.3°C	15.3°C	24	6.2
Bandar-e Māhshahr	42.2°C26.7°C	26.7°C	0.6	0.3
Gonbad-e Kāvūs	30.9°C18.6°C	18.6°C	36	5.0
Marvdasht	32.1°C14.2°C	14.2°C	0	0.0
Rafsanjān	31.6°C16.2°C	16.2°C	0	0.0
Kamālshahr	29.2°C17.0°C	17.0°C	1.7	0.4
Jahrom	36.4°C22.7°C	22.7°C	0.6	0.2
Īlām	30.9°C16.7°C	16.7°C	1.1	0.3
Torbat-e Ḩeydarīyeh	28.3°C13.4°C	13.4°C	0.3	0.1
Marīvān	30.2°C13.9°C	13.9°C	1.2	0.5
Andīmeshk	41.2°C24.7°C	24.7°C	0.9	0.3
Shahreẕā	29.4°C14.8°C	14.8°C	0.1	0.0
Mīāndoāb	29.4°C13.4°C	13.4°C	2.4	0.6
Kāshmar	30.5°C15.6°C	15.6°C	0.2	0.0
Iranshahr	38.3°C22.3°C	22.3°C	0.1	0.0
Jīroft	36.7°C22.6°C	22.6°C	0.4	0.1
Shahr-e Kord	27.2°C12.5°C	12.5°C	0.6	0.1
Semnan	29.8°C18.0°C	18.0°C	1.7	0.5
Behbahān	40.2°C23.7°C	23.7°C	1.4	0.8
Shahr-e Ṣadrā	29.5°C14.7°C	14.7°C	0.1	0.0
Zābol	36.3°C22.3°C	22.3°C	0	0.0
Dorūd	31.1°C17.9°C	17.9°C	1.0	0.2
Moḩammad Shahr	29.6°C15.1°C	15.1°C	1.6	0.4
Īz̄eh	35.8°C20.1°C	20.1°C	0.4	0.1
Bandar-e Anzalī	24.5°C22.0°C	22.0°C	151	11.8
Shahre Jadide Andisheh	30.0°C15.9°C	15.9°C	1.6	0.4
Pardīs	24.6°C15.6°C	15.6°C	5.7	1.3
Kāzerūn	36.0°C21.2°C	21.2°C	1.2	0.4
Qūchān	25.1°C11.6°C	11.6°C	4.8	1.1
Borāzjān	40.3°C25.1°C	25.1°C	0.7	0.2
Bāneh	28.9°C14.4°C	14.4°C	2.3	0.8
Chālūs	24.2°C21.1°C	21.1°C	148	14.6
Bahārestān	31.6°C15.6°C	15.6°C	0.1	0.0
Mīāneh	29.1°C14.9°C	14.9°C	5.9	1.4
Robāţ Karīm	31.9°C17.6°C	17.6°C	1.5	0.4
Pārsābād	28.7°C18.9°C	18.9°C	29	4.4
Shūshtar	42.4°C25.0°C	25.0°C	1.0	0.4
Lāhījān	25.2°C18.6°C	18.6°C	158	14.1
Ahar	23.0°C12.3°C	12.3°C	32	8.2
Masjed Soleymān	41.0°C24.6°C	24.6°C	1.0	0.4
Shahrak-e Pardīsān	32.4°C18.9°C	18.9°C	0.2	0.1
Bam	34.6°C22.0°C	22.0°C	0.5	0.2
Fasā	33.7°C19.2°C	19.2°C	0.3	0.1
Mīnāb	39.1°C27.0°C	27.0°C	0.9	0.3
Parand	31.7°C17.4°C	17.4°C	1.5	0.4
Yasuj	29.9°C13.1°C	13.1°C	0.5	0.2
Dogonbadan	37.6°C21.4°C	21.4°C	1.4	0.4
Behshahr	28.5°C20.8°C	20.8°C	71	8.3
Eslāmābād-e Gharb	31.3°C16.8°C	16.8°C	1.5	0.6
Moḩammadīyeh	28.4°C14.9°C	14.9°C	2.3	0.6
Alvand	29.0°C14.9°C	14.9°C	4.3	1.2
Alīgūdarz	27.1°C12.1°C	12.1°C	1.0	0.4
Kūhdasht	32.5°C14.6°C	14.6°C	1.3	0.3
Fūlād Shahr	31.0°C15.0°C	15.0°C	0.3	0.1
Qorveh	27.4°C12.1°C	12.1°C	1.0	0.3
Tajrīsh	26.7°C17.8°C	17.8°C	4.7	0.9
Bonāb	28.4°C14.4°C	14.4°C	1.3	0.3
Mehestan	27.2°C16.0°C	16.0°C	2.0	0.6
Bāghestān	31.2°C16.6°C	16.6°C	2.5	0.6
Shīrvān	26.2°C13.9°C	13.9°C	3.6	0.9
Sahand	25.9°C11.4°C	11.4°C	2.8	0.6
Salmās	26.6°C12.6°C	12.6°C	16	3.8
Naqadeh	27.8°C14.2°C	14.2°C	2.7	0.8
Būmahen	25.7°C17.1°C	17.1°C	5.7	1.3
Bandar-e Emam Khomeyni	38.2°C28.6°C	28.6°C	0.3	0.1
Khomeyn	29.6°C14.7°C	14.7°C	1.3	0.5
Shūsh	42.5°C25.9°C	25.9°C	0.9	0.3
Nahāvand	29.6°C16.4°C	16.4°C	0.9	0.2
Rāmhormoz	40.9°C25.4°C	25.4°C	0.7	0.3
Meshgīn Shahr	23.3°C12.7°C	12.7°C	30	7.2
Tākestān	29.2°C14.2°C	14.2°C	2.0	0.5
Dārāb	35.4°C21.0°C	21.0°C	0.2	0.0

A rain day is a local calendar day with at least 1 mm of precipitation.