Al Kharj climate

Name: Al Kharj
Address: SA

Al Kharj is warmest in July, with average highs of 44 °C, and coldest in January, when nights average 7.7 °C. April is the wettest month (11 mm) and June the driest (0.00 mm). Figures are 1991–2020 climate normals.

Across a full year Al Kharj averages 56 mm of rain, 286 days above 25 °C and 1 days below freezing.

Saudi Arabia · population 425,300 · 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 July 44 °C
Coldest month January 7.7 °C
Driest month June 0 mm
Wettest month April 11 mm
Least cloud September 6 % cloud
Hottest on record July 48 °C
Coldest on record January -4.5 °C

What to expectAl Kharj through the year

Al Kharj has a clear annual cycle: average daily highs run from 21 °C in January to 44 °C in July, a swing of 22 °C in mean temperature across the year.

Counted across a normal year, 286 days a year reach 25 °C, 232 of them reach 30 °C, 1 nights drop below freezing. The warmest reading in the 1991–2020 record is 48 °C, in July.

Rain is spread fairly evenly through the year, from 0 mm in June to 11 mm in April. There is no dry season to aim for.

Month by month

Month	Avg high	Rainfall	Cloud
January	20.9 °C	9 mm	26 %
February	24.1 °C	7 mm	20 %
March	28.6 °C	9 mm	26 %
April	34.4 °C	11 mm	31 %
May	39.9 °C	1 mm	19 %
June	42.7 °C	under 1 mm	6 %
July	43.8 °C	under 1 mm	17 %
August	43.6 °C	under 1 mm	14 %
September	40.4 °C	under 1 mm	6 %
October	34.9 °C	1 mm	9 %
November	27.5 °C	9 mm	20 %
December	22.2 °C	9 mm	24 %

Temperature month by month

Month	Avg high	Avg low	Mean	Record high	Record low	Days above 25 °C	Days above 30 °C	Days below 0 °C
January	20.9 °C	7.7 °C	14.4 °C	32.2 °C	-4.5 °C	6	0	1
February	24.1 °C	9.8 °C	17.2 °C	36.2 °C	-0.9 °C	12	3	0
March	28.6 °C	13.9 °C	21.7 °C	38.9 °C	3.1 °C	25	12	0
April	34.4 °C	19.3 °C	27.5 °C	42.5 °C	7.9 °C	30	26	0
May	39.9 °C	24.2 °C	32.9 °C	45.1 °C	15.1 °C	31	31	0
June	42.7 °C	26.0 °C	35.3 °C	47.2 °C	20.0 °C	30	30	0
July	43.8 °C	27.5 °C	36.5 °C	47.9 °C	22.0 °C	31	31	0
August	43.6 °C	27.2 °C	36.3 °C	47.8 °C	21.1 °C	31	31	0
September	40.4 °C	23.7 °C	32.8 °C	45.2 °C	17.1 °C	30	30	0
October	34.9 °C	19.1 °C	27.6 °C	41.8 °C	11.0 °C	31	30	0
November	27.5 °C	13.9 °C	20.9 °C	35.4 °C	3.5 °C	23	8	0
December	22.2 °C	9.0 °C	15.7 °C	31.1 °C	-1.5 °C	7	0	0

Rain, sun and wind month by month

Month	Rainfall	Wet days	Daylight	Cloud cover	Humidity	Wind
January	9 mm	2	11 h/day	26 %	47 %	18 km/h
February	7 mm	1	11 h/day	20 %	36 %	19 km/h
March	9 mm	2	12 h/day	26 %	31 %	21 km/h
April	11 mm	2	13 h/day	31 %	25 %	21 km/h
May	1 mm	0	13 h/day	19 %	16 %	20 km/h
June	under 1 mm	0	14 h/day	6 %	11 %	21 km/h
July	under 1 mm	0	13 h/day	17 %	12 %	21 km/h
August	under 1 mm	0	13 h/day	14 %	14 %	20 km/h
September	under 1 mm	0	12 h/day	6 %	16 %	17 km/h
October	1 mm	0	12 h/day	9 %	23 %	15 km/h
November	9 mm	1	11 h/day	20 %	40 %	16 km/h
December	9 mm	2	11 h/day	24 %	49 %	16 km/h

How Al Kharj 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
Al Kharj	44 °C	7.7 °C	56 mm	286
Riyadh · Saudi Arabia	43 °C	7.2 °C	67 mm	274
Al Hufūf · Saudi Arabia	45 °C	8.7 °C	70 mm	279
Dammam · Saudi Arabia	40 °C	12 °C	87 mm	257
Al Jubayl · Saudi Arabia	41 °C	11 °C	101 mm	258
Unaizah · Saudi Arabia	42 °C	6.1 °C	97 mm	263
Al Muharraq · Bahrain	36 °C	15 °C	67 mm	230

Where Al Kharj ranks

Ranking	Position	Value
The driest places in South America in September	2ndof 50	0.00 mm
The warmest places in South America in July	2ndof 50	44 °C
The warmest places in South America in June	2ndof 50	43 °C
The warmest places in South America in May	2ndof 50	40 °C
The driest places in Asia in September	3rdof 50	0.00 mm
The driest places in South America in August	3rdof 50	0.01 mm

Planning a trip? See the best time to visit Al Kharj.

QuestionsCommon questions about Al Kharj’s climate

When is the best time to visit Al Kharj?

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

How hot does Al Kharj get?

In July, the warmest month, daily highs average 44 °C. About 232 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 7.7 °C in January, the coldest month. A normal year has 1 nights below freezing.

Which month is wettest in Al Kharj?

April, averaging 11 mm over 2 days with rain. The driest month is June with 0 mm. The year as a whole averages 56 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 Al Kharj 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.