Dubai climate

Name: Dubai
Address: AE

Dubai is warmest in August, with average highs of 43 °C, and coldest in January, when nights average 13 °C. January is the wettest month (17 mm) and May the driest (0.2 mm). Figures are 1991–2020 climate normals.

Across a full year Dubai averages 68 mm of rain and 316 days above 25 °C.

United Arab Emirates · population 3,790,000 · 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 43 °C
Coldest month January 13 °C
Driest month May 0 mm
Wettest month January 17 mm
Least cloud June 6 % cloud
Hottest on record August 48 °C
Coldest on record January 6.2 °C
Warmest sea August 34 °C

What to expectDubai through the year

Dubai has a clear annual cycle: average daily highs run from 24 °C in January to 43 °C in August, a swing of 17 °C in mean temperature across the year.

Counted across a normal year, 316 days a year reach 25 °C, 247 of them reach 30 °C. The warmest reading in the 1991–2020 record is 48 °C, in August.

Rain is spread fairly evenly through the year, from 0 mm in May to 17 mm in January. There is no dry season to aim for.

The sea off Dubai is warmest in August at 34 °C and coldest in February at 22 °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	24.0 °C	17 mm	31 %
February	25.8 °C	13 mm	26 %
March	29.2 °C	17 mm	30 %
April	34.4 °C	5 mm	26 %
May	39.2 °C	under 1 mm	11 %
June	41.4 °C	under 1 mm	6 %
July	42.4 °C	3 mm	19 %
August	42.6 °C	1 mm	16 %
September	40.3 °C	1 mm	7 %
October	36.4 °C	1 mm	8 %
November	30.7 °C	3 mm	16 %
December	26.2 °C	7 mm	26 %

Temperature month by month

Month	Avg high	Avg low	Mean	Record high	Record low	Days above 25 °C	Days above 30 °C
January	24.0 °C	13.4 °C	18.8 °C	31.0 °C	6.2 °C	11	0
February	25.8 °C	14.2 °C	20.0 °C	37.1 °C	6.4 °C	16	4
March	29.2 °C	16.5 °C	22.8 °C	40.3 °C	8.9 °C	26	13
April	34.4 °C	20.0 °C	27.2 °C	43.3 °C	11.5 °C	30	26
May	39.2 °C	23.8 °C	31.5 °C	45.8 °C	17.0 °C	31	31
June	41.4 °C	26.0 °C	33.6 °C	47.6 °C	19.3 °C	30	30
July	42.4 °C	28.7 °C	35.4 °C	47.8 °C	23.0 °C	31	31
August	42.6 °C	29.0 °C	35.6 °C	47.9 °C	24.3 °C	31	31
September	40.3 °C	26.2 °C	33.0 °C	45.6 °C	21.3 °C	30	30
October	36.4 °C	22.7 °C	29.5 °C	41.0 °C	15.3 °C	31	31
November	30.7 °C	18.8 °C	24.9 °C	36.9 °C	12.4 °C	30	18
December	26.2 °C	15.1 °C	20.8 °C	33.3 °C	7.9 °C	21	2

Rain, sun and wind month by month

Month	Rainfall	Wet days	Daylight	Cloud cover	Humidity	Wind	Sea temp
January	17 mm	2	11 h/day	31 %	65 %	20 km/h	22.3 °C
February	13 mm	2	11 h/day	26 %	62 %	22 km/h	21.5 °C
March	17 mm	2	12 h/day	30 %	57 %	24 km/h	22.6 °C
April	5 mm	1	13 h/day	26 %	49 %	24 km/h	25.2 °C
May	under 1 mm	0	13 h/day	11 %	44 %	25 km/h	28.6 °C
June	under 1 mm	0	14 h/day	6 %	49 %	24 km/h	31.4 °C
July	3 mm	0	14 h/day	19 %	50 %	23 km/h	33.0 °C
August	1 mm	0	13 h/day	16 %	49 %	23 km/h	33.5 °C
September	1 mm	0	12 h/day	7 %	54 %	22 km/h	32.7 °C
October	1 mm	0	12 h/day	8 %	57 %	21 km/h	31.1 °C
November	3 mm	1	11 h/day	16 %	60 %	19 km/h	28.3 °C
December	7 mm	1	11 h/day	26 %	65 %	18 km/h	24.8 °C

How Dubai 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
Dubai	43 °C	13 °C	68 mm	316
Sharjah · United Arab Emirates	41 °C	15 °C	78 mm	307
Ras Al Khaimah · United Arab Emirates	39 °C	17 °C	95 mm	296
Al Ain City · United Arab Emirates	43 °C	12 °C	51 mm	319
Abu Dhabi · United Arab Emirates	40 °C	15 °C	46 mm	300
Musaffah · United Arab Emirates	42 °C	15 °C	45 mm	308
‘Ibrī · Oman	43 °C	11 °C	53 mm	331

Where Dubai ranks

Ranking	Position	Value
The warmest places in Asia in October	1stof 50	36 °C
Warmest sea temperatures in Asia in July	2ndof 50	33 °C
Warmest sea temperatures in the world in July	2ndof 50	33 °C
The driest places in Asia in May	3rdof 50	0.2 mm
Warmest sea temperatures in Asia in October	4thof 50	31 °C
Warmest sea temperatures in the world in October	4thof 50	31 °C

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

QuestionsCommon questions about Dubai’s climate

When is the best time to visit Dubai?

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

How hot does Dubai get?

In August, the warmest month, daily highs average 43 °C. About 247 days a year pass 30 °C. The highest value in the 1991–2020 record is 48 °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 Dubai?

January, averaging 17 mm over 2 days with rain. The driest month is May with 0 mm. The year as a whole averages 68 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 Dubai 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
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.