Bushehr climate

Name: Bushehr
Address: IR

Bushehr is warmest in August, with average highs of 37 °C, and coldest in January, when nights average 13 °C. January is the wettest month (73 mm) and June the driest (0 mm). Figures are 1991–2020 climate normals.

Across a full year Bushehr averages 246 mm of rain and 230 days above 25 °C.

Iran · population 165,377 · 1991–2020 normals

Temperature below 0 °C to above 30 °C Rain band height is that month’s share of the wettest month

Warmest month August 37 °C
Coldest month January 13 °C
Driest month June 0 mm
Wettest month January 73 mm
Least cloud September 2 % cloud
Hottest on record June 43 °C
Coldest on record February 4.6 °C
Warmest sea August 33 °C

What to expectBushehr through the year

Bushehr has a clear annual cycle: average daily highs run from 18 °C in January to 37 °C in August, a swing of 18 °C in mean temperature across the year.

Counted across a normal year, 230 days a year reach 25 °C, 180 of them reach 30 °C. The warmest reading in the 1991–2020 record is 43 °C, in June.

Rain is spread fairly evenly through the year, from 0 mm in June to 73 mm in January. There is no dry season to aim for.

The sea off Bushehr is warmest in August at 33 °C and coldest in February at 19 °C. Sea temperature lags the air by a month or two, which is why late summer swims warmer than early summer at the same air temperature.

Month by month

Month	Avg high	Rainfall	Cloud
January	18.1 °C	73 mm	39 %
February	19.0 °C	32 mm	33 %
March	22.2 °C	25 mm	32 %
April	27.1 °C	9 mm	35 %
May	32.2 °C	2 mm	19 %
June	34.9 °C	0 mm	2 %
July	36.2 °C	0 mm	4 %
August	36.6 °C	under 1 mm	4 %
September	35.2 °C	under 1 mm	2 %
October	31.8 °C	1 mm	11 %
November	25.6 °C	37 mm	30 %
December	20.4 °C	66 mm	35 %

Temperature month by month

Month	Avg high	Avg low	Mean	Record high	Record low	Days above 25 °C	Days above 30 °C
January	18.1 °C	13.3 °C	15.8 °C	25.8 °C	7.0 °C	0	0
February	19.0 °C	13.7 °C	16.5 °C	28.3 °C	4.6 °C	0	0
March	22.2 °C	16.2 °C	19.4 °C	32.0 °C	8.3 °C	5	0
April	27.1 °C	20.5 °C	24.0 °C	37.6 °C	13.8 °C	23	4
May	32.2 °C	25.2 °C	29.0 °C	39.3 °C	19.8 °C	31	25
June	34.9 °C	28.2 °C	31.9 °C	42.8 °C	24.1 °C	30	30
July	36.2 °C	30.0 °C	33.4 °C	42.5 °C	25.6 °C	31	31
August	36.6 °C	30.7 °C	33.9 °C	42.2 °C	27.2 °C	31	31
September	35.2 °C	28.8 °C	32.2 °C	41.3 °C	24.3 °C	30	30
October	31.8 °C	25.4 °C	28.8 °C	37.9 °C	20.1 °C	31	26
November	25.6 °C	19.9 °C	22.9 °C	33.2 °C	13.1 °C	17	1
December	20.4 °C	15.5 °C	18.0 °C	27.4 °C	9.2 °C	1	0

Rain, sun and wind month by month

Month	Rainfall	Wet days	Daylight	Cloud cover	Humidity	Wind	Sea temp
January	73 mm	7	11 h/day	39 %	73 %	18 km/h	19.9 °C
February	32 mm	4	11 h/day	33 %	72 %	20 km/h	18.6 °C
March	25 mm	3	12 h/day	32 %	68 %	21 km/h	19.5 °C
April	9 mm	1	13 h/day	35 %	63 %	22 km/h	22.4 °C
May	2 mm	0	14 h/day	19 %	56 %	23 km/h	26.2 °C
June	0 mm	0	14 h/day	2 %	56 %	24 km/h	29.1 °C
July	0 mm	0	14 h/day	4 %	61 %	22 km/h	31.5 °C
August	under 1 mm	0	13 h/day	4 %	65 %	21 km/h	33.2 °C
September	under 1 mm	0	12 h/day	2 %	62 %	20 km/h	32.3 °C
October	1 mm	0	11 h/day	11 %	62 %	18 km/h	29.9 °C
November	37 mm	3	11 h/day	30 %	63 %	18 km/h	26.4 °C
December	66 mm	5	10 h/day	35 %	72 %	17 km/h	22.7 °C

How Bushehr compares

The same four figures for nearby destinations, so the numbers above have something to be read against. Summer high is the warmest month's average high; winter low is the coldest month's average low.

Destination	Summer high	Winter low	Rain per year	Days above 25 °C
Bushehr	37 °C	13 °C	246 mm	230
Shiraz · Iran	37 °C	0.7 °C	380 mm	184
Bandar-e Māhshahr · Iran	46 °C	8.2 °C	274 mm	251
Al Jubayl · Saudi Arabia	41 °C	11 °C	101 mm	258
Al Aḩmadī · Kuwait	44 °C	8.2 °C	128 mm	250

Where Bushehr ranks

Ranking	Position	Value
Best beach destinations in Asia in April	2nd of 50	96/100
The driest places in Asia in August	2nd of 50	0.00 mm
The driest places in Asia in June	5th of 50	0 mm
Best beach destinations in Asia in May	8th of 50	90/100
Places with the best weather in Asia in March	8th of 50	94/100
The driest places in Asia in July	8th of 50	0 mm

Planning a trip? See the best time to visit Bushehr.

QuestionsCommon questions about Bushehr’s climate

When is the best time to visit Bushehr?

That depends on what you want, so the honest answer is a comparison rather than a single month. March, November, December sit closest to 20 °C on average, August is the warmest month and June the driest. The month-by-month table above has the full picture.

How hot does Bushehr get?

In August, the warmest month, daily highs average 37 °C. About 180 days a year pass 30 °C. The highest value in the 1991–2020 record is 43 °C.

How cold does it get in winter?

Nights average 13 °C in January, the coldest month. Freezing nights are not part of a normal year here.

Which month is wettest in Bushehr?

January, averaging 73 mm over 7 days with rain. The driest month is June with 0 mm. The year as a whole averages 246 mm.

Are these figures a forecast?

No. They are 1991–2020 climate normals: the average of thirty years, which describes what a month is usually like in Bushehr rather than what any particular week will bring. Individual years can differ substantially from the normal.

Data sources and method

ERA5 / ERA5-Land reanalysis — Copernicus Climate Change Service (C3S), ECMWF. Copernicus Licence
Open-Meteo — Open-Meteo.com. CC BY 4.0
NOAA OISST v2.1 — NOAA Physical Sciences Laboratory. Public domain
GeoNames — GeoNames.org. CC BY 4.0

Normal period: 1991–2020
Data point: 28.969°, 50.837° (the coordinates the reanalysis values are taken for)
Dataset version: era5-1991-2020-scores1.1
Last processed: 1 August 2026

Measured values come from ERA5 reanalysis and are reproduced unchanged. Calculated by us: monthly rankings, daylight hours, beach and comfort scores. Full formulas are on the methodology page.

Contains modified Copernicus Climate Change Service information 2026. Neither the European Commission nor ECMWF is responsible for any use that may be made of the Copernicus information or data it contains.