Climate averages 1991–2020

Weather in Iran.

ClimaNote covers 128 cities in Iran, starting with Tehran, Mashhad and Isfahan. Open a city for charts and a table of all 12 months, or open a month for a side-by-side comparison of cities in the atlas.

Across these cities the yearly average high ranges from 15.1°C in Ardabīl to 33.7°C in Mīnāb, and yearly rainfall from 56 mm in Zābol to 1,521 mm in Rasht. The hottest city-month is July in Ahvaz, with an average high of 47.2°C, and the coolest is January in Pardīs, at 0.8°C. By single month, the most rain falls in October in Rasht, with 222 mm.

July is the warmest month in 93 cities, August in 25 and June in 2 (in 8 other cities two or more months tie); January is the coolest in 125 cities and February in 2 (in 1 other city two or more months tie). March is the wettest month in 63 cities, January in 19, April in 9, February in 7, December in 7, November in 6, October in 4, May in 3 and September in 3 (in 7 other cities two or more months tie); August is the driest in 58 cities, September in 19, June in 12, July in 12 and May in 5 (in 22 other cities two or more months tie). Of these cities, 4 have a month with an average high below 2.0°C and 69 have a month with under 1 mm of rain; none has a month with more than 300 mm of rain.

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Iran by month

128 cities

Cities in Iran

Yearly averages

Tehran

Yearly climate averages for cities in Tehran
City	Average high	Average low	Rain mm/year
Tehran	21°C	10°C	353
Eslamshahr	23°C	10°C	307
Shahrīār	21°C	8°C	274
Qarchak	24°C	11°C	276
Golestān	23°C	10°C	307
Pākdasht	23°C	11°C	230
Varāmīn	24°C	11°C	167
Shahre Jadide Andisheh	21°C	8°C	274
Pardīs	16°C	7°C	331
Robāţ Karīm	23°C	10°C	283
Parand	23°C	10°C	283
Tajrīsh	17°C	8°C	353
Bāghestān	22°C	9°C	323
Būmahen	17°C	8°C	331

Razavi Khorasan

Yearly climate averages for cities in Razavi Khorasan
City	Average high	Average low	Rain mm/year
Mashhad	21°C	8°C	285
Marāgheh (Razavi Khorasan), Iran	18°C	7°C	301
Sabzevar	23°C	10°C	184
Neyshābūr	21°C	8°C	291
Torbat-e Ḩeydarīyeh	21°C	9°C	176
Kāshmar	23°C	10°C	152
Qūchān	17°C	5°C	349

Isfahan

Yearly climate averages for cities in Isfahan
City	Average high	Average low	Rain mm/year
Isfahan	23°C	9°C	89
Kashan	24°C	13°C	191
Khomeynī Shahr	23°C	8°C	113
Najafābād	23°C	8°C	144
Shāhīn Shahr	23°C	9°C	113
Shahreẕā	22°C	8°C	124
Bahārestān	24°C	9°C	89
Fūlād Shahr	23°C	8°C	100

Khuzestan

Yearly climate averages for cities in Khuzestan
City	Average high	Average low	Rain mm/year
Ahvaz	33°C	20°C	308
Khorramshahr	34°C	20°C	183
Dezful	32°C	17°C	667
Abadan	33°C	20°C	170
Bandar-e Māhshahr	33°C	20°C	280
Andīmeshk	31°C	17°C	599
Behbahān	31°C	17°C	494
Īz̄eh	26°C	13°C	727
Shūshtar	32°C	18°C	484
Masjed Soleymān	31°C	18°C	615
Bandar-e Emam Khomeyni	30°C	22°C	242
Shūsh	32°C	19°C	490
Rāmhormoz	32°C	18°C	410

East Azerbaijan

Yearly climate averages for cities in East Azerbaijan
City	Average high	Average low	Rain mm/year
Tabriz	18°C	5°C	398
Marāgheh (East Azerbaijan), Iran	18°C	6°C	435
Mīāneh	20°C	8°C	341
Ahar	16°C	5°C	619
Bonāb	19°C	7°C	222
Sahand	17°C	4°C	252

Alborz Province

Yearly climate averages for cities in Alborz Province
City	Average high	Average low	Rain mm/year
Karaj	20°C	7°C	274
Naz̧arābād	20°C	9°C	347
Kamālshahr	20°C	8°C	286
Moḩammad Shahr	21°C	7°C	274
Mehestan	18°C	7°C	290

Fars

Yearly climate averages for cities in Fars
City	Average high	Average low	Rain mm/year
Shiraz	25°C	13°C	396
Marvdasht	24°C	8°C	248
Jahrom	29°C	17°C	243
Shahr-e Ṣadrā	22°C	8°C	320
Kāzerūn	28°C	15°C	389
Fasā	26°C	13°C	215
Dārāb	28°C	15°C	232

West Azerbaijan

Yearly climate averages for cities in West Azerbaijan
City	Average high	Average low	Rain mm/year
Orūmīyeh	17°C	7°C	371
Khūy	19°C	6°C	377
Būkān	20°C	7°C	324
Piranshahr	17°C	8°C	661
Mahābād	19°C	7°C	340
Mīāndoāb	20°C	6°C	268
Salmās	17°C	4°C	433
Naqadeh	18°C	6°C	295

Kerman

Yearly climate averages for cities in Kerman
City	Average high	Average low	Rain mm/year
Kerman	24°C	11°C	112
Sirjan	23°C	10°C	171
Rafsanjān	25°C	11°C	73
Jīroft	30°C	17°C	221
Bam	29°C	16°C	125

Mazandaran

Yearly climate averages for cities in Mazandaran
City	Average high	Average low	Rain mm/year
Sari	22°C	12°C	875
Āmol	19°C	12°C	1,417
Qā’em Shahr	21°C	11°C	788
Bābol	21°C	13°C	788
Chālūs	19°C	15°C	1,377
Behshahr	22°C	14°C	651

Qom Province

Yearly climate averages for cities in Qom Province
City	Average high	Average low	Rain mm/year
Qom	25°C	13°C	137
Shahrak-e Pardīsān	24°C	12°C	154

Lorestan Province

Yearly climate averages for cities in Lorestan Province
City	Average high	Average low	Rain mm/year
Khorramabad	23°C	10°C	573
Borūjerd	20°C	9°C	526
Dorūd	21°C	10°C	611
Alīgūdarz	17°C	4°C	301
Kūhdasht	23°C	9°C	598

Kurdistan Province

Yearly climate averages for cities in Kurdistan Province
City	Average high	Average low	Rain mm/year
Sanandaj	19°C	7°C	438
Saqqez	19°C	6°C	419
Marīvān	20°C	6°C	651
Bāneh	18°C	7°C	703
Qorveh	18°C	5°C	299

Gilan Province

Yearly climate averages for cities in Gilan Province
City	Average high	Average low	Rain mm/year
Rasht	19°C	12°C	1,521
Bandar-e Anzalī	18°C	15°C	1,222
Lāhījān	20°C	12°C	1,329

Sistan and Baluchestan

Yearly climate averages for cities in Sistan and Baluchestan
City	Average high	Average low	Rain mm/year
Zahedan	26°C	13°C	96
Iranshahr	33°C	18°C	83
Zābol	30°C	16°C	56

Markazi

Yearly climate averages for cities in Markazi
City	Average high	Average low	Rain mm/year
Arāk	20°C	7°C	264
Sāveh	24°C	11°C	227
Khomeyn	21°C	7°C	233

Hamadan Province

Yearly climate averages for cities in Hamadan Province
City	Average high	Average low	Rain mm/year
Hamadān	19°C	8°C	422
Malāyer	19°C	7°C	364
Nahāvand	19°C	8°C	476

Kermanshah Province

Yearly climate averages for cities in Kermanshah Province
City	Average high	Average low	Rain mm/year
Kermanshah	21°C	9°C	516
Eslāmābād-e Gharb	21°C	9°C	532

Ardabil Province

Yearly climate averages for cities in Ardabil Province
City	Average high	Average low	Rain mm/year
Ardabīl	15°C	4°C	472
Pārsābād	21°C	11°C	322
Meshgīn Shahr	16°C	5°C	542

Qazvin Province

Yearly climate averages for cities in Qazvin Province
City	Average high	Average low	Rain mm/year
Qazvin	19°C	8°C	434
Moḩammadīyeh	19°C	7°C	349
Alvand	20°C	7°C	434
Tākestān	20°C	7°C	289

Yazd Province

Yearly climate averages for cities in Yazd Province
City	Average high	Average low	Rain mm/year
Yazd	26°C	13°C	102

Hormozgan

Yearly climate averages for cities in Hormozgan
City	Average high	Average low	Rain mm/year
Bandar Abbas	33°C	22°C	192
Mīnāb	34°C	22°C	213

Zanjan

Yearly climate averages for cities in Zanjan
City	Average high	Average low	Rain mm/year
Zanjan	17°C	4°C	468

Semnan

Yearly climate averages for cities in Semnan
City	Average high	Average low	Rain mm/year
Shahrud	19°C	9°C	401
Semnan	22°C	11°C	93

Bushehr

Yearly climate averages for cities in Bushehr
City	Average high	Average low	Rain mm/year
Bushehr	28°C	22°C	260
Borāzjān	33°C	19°C	233

North Khorasan

Yearly climate averages for cities in North Khorasan
City	Average high	Average low	Rain mm/year
Bojnūrd	19°C	7°C	358
Shīrvān	18°C	7°C	238

South Khorasan Province

Yearly climate averages for cities in South Khorasan Province
City	Average high	Average low	Rain mm/year
Bīrjand	23°C	10°C	190

Kohgiluyeh and Boyer-Ahmad

Yearly climate averages for cities in Kohgiluyeh and Boyer-Ahmad
City	Average high	Average low	Rain mm/year
Yasuj	21°C	7°C	776
Dogonbadan	29°C	15°C	486

Golestan

Yearly climate averages for cities in Golestan
City	Average high	Average low	Rain mm/year
Gonbad-e Kāvūs	24°C	12°C	543

Ilam Province

Yearly climate averages for cities in Ilam Province
City	Average high	Average low	Rain mm/year
Īlām	21°C	9°C	546

Chaharmahal and Bakhtiari

Yearly climate averages for cities in Chaharmahal and Bakhtiari
City	Average high	Average low	Rain mm/year
Shahr-e Kord	18°C	5°C	365

Yearly average of the 12 monthly values for 1991–2020. Open a city for every month.