Climate averages 1991–2020

Weather in September
around the world.

Across 7,426 cities, average daytime highs in September range from 2.4°C in Longyearbyen to 43.1°C in Al Madīnah. Use the lists below to find warm, cool, dry or wet places in September, then open a city for the full year. Seasons are reversed south of the equator.

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

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Highest average daytime highs in September

Warmest cities in September

Warmest cities in September, 1991–2020
City	High	Low	Rain mm
Al MadīnahIraq	43.1°C	28.1°C	0.3
Al QurnahIraq	43.1°C	27.9°C	0.3
BasrahIraq	43.0°C	27.6°C	0.4
AhvazIran	42.9°C	26.8°C	0.9
Az ZubayrIraq	42.9°C	27.4°C	0.4
Abū al-KahṣībIraq	42.9°C	27.5°C	0.5
KhorramshahrIran	42.8°C	27.5°C	0.3
Umm QaşrIraq	42.7°C	27.4°C	0.1
Al ‘AmārahIraq	42.7°C	27.5°C	0.3
NasiriyahIraq	42.6°C	27.6°C	0.2
Ash ShaţrahIraq	42.6°C	27.6°C	0.2
AbadanIran	42.5°C	27.4°C	0.1
ShūshIran	42.5°C	25.9°C	0.9
ShūshtarIran	42.4°C	25.0°C	1.0
Qal‘at SukkarIraq	42.3°C	27.8°C	0.2

Lowest average daytime highs in September

Coolest cities in September

Coolest cities in September, 1991–2020
City	High	Low	Rain mm
LongyearbyenSvalbard and Jan Mayen	2.4°C	-0.8°C	45
NorilskRussia	5.9°C	1.0°C	70
StanleyFalkland Islands	6.5°C	2.3°C	37
Punta ArenasChile	6.7°C	1.8°C	54
VorkutaRussia	6.8°C	1.6°C	61
NuukGreenland	6.8°C	1.4°C	96
San Carlos de BarilocheArgentina	7.2°C	0.8°C	68
Novyy UrengoyRussia	7.7°C	2.3°C	46
NoyabrskRussia	8.8°C	3.3°C	58
MurmanskRussia	9.5°C	4.8°C	55
GengqingChina	9.6°C	0.3°C	141
Río GallegosArgentina	10.0°C	1.4°C	21
ReykjavíkIceland	10.3°C	5.8°C	126
MagadanRussia	10.3°C	5.7°C	84
SurgutRussia	10.4°C	4.6°C	62

Least rain in September

Driest cities in September

Driest cities in September, 1991–2020
City	High	Low
RiyadhSaudi Arabia	39.4°C	24.2°C
AssiutEgypt	36.4°C	22.1°C
Al FayyumEgypt	35.3°C	21.4°C
Al KharjSaudi Arabia	40.5°C	23.6°C
MinyaEgypt	35.1°C	21.9°C
Banī SuwayfEgypt	35.2°C	21.3°C
MallawīEgypt	35.8°C	22.3°C
YanbuSaudi Arabia	35.6°C	26.8°C
Al MuharraqBahrain	34.5°C	29.5°C
KhobarSaudi Arabia	38.4°C	26.6°C
GirgaEgypt	37.8°C	22.8°C
MarvdashtIran	32.1°C	14.2°C
ManamaBahrain	34.4°C	29.5°C
SamālūţEgypt	35.3°C	21.8°C
Madīnat ḨamadBahrain	34.1°C	29.5°C

Most rain in September

Wettest cities in September

Wettest cities in September, 1991–2020
City	High	Low	Rain mm
QuibdóColombia	27.8°C	22.6°C	754
TapachulaMexico	28.0°C	20.9°C	697
CoatepequeGuatemala	26.0°C	19.5°C	629
PokharaNepal	24.7°C	20.0°C	603
MyeikMyanmar	28.2°C	23.8°C	596
SihanoukvilleCambodia	28.0°C	25.0°C	554
MazatenangoGuatemala	27.1°C	20.5°C	542
ThatonMyanmar	28.8°C	24.1°C	537
MonroviaLiberia	27.1°C	22.9°C	530
SylhetBangladesh	30.1°C	24.5°C	523
SunāmganjBangladesh	29.2°C	23.9°C	521
DaweiMyanmar	27.4°C	23.4°C	516
ConakryGuinea	27.3°C	23.9°C	516
SablayanPhilippines	27.4°C	24.1°C	514
BueaCameroon	23.8°C	20.5°C	513

Average high

September in the largest cities

Shanghai 26.8°C
Chongqing 27.5°C
Chengdu 25.5°C
Beijing 26.3°C
Guangzhou 30.5°C
Shenzhen 29.9°C
Kinshasa 31.2°C
Istanbul 23.9°C
Lagos 27.1°C
Ho Chi Minh City 30.4°C
Tianjin 26.3°C
Wuhan 28.3°C
Lahore 33.1°C
Xi’an 24.6°C
Mumbai 28.6°C
São Paulo 24.2°C
Mexico City 20.3°C
Hangzhou 27.9°C
Karachi 31.2°C
Delhi 32.2°C
Moscow 15.5°C
Dhaka 30.6°C
Seoul 24.7°C
Harbin 20.5°C

Country by country

Weather in Septemberaround the world.