Unaizah weather in August

Name: Unaizah
Address: SA

In August, Unaizah has daytime highs averaging 42 °C, nights around 26 °C, with 0 wet days. Figures are 1991–2020 climate normals.

41.9°C Average high
26.1°C Average low
0days Wet days
under 1mm Rainfall
13h Daylight

Daily temperatures through August

Daily highDaily low Day of month on the horizontal axis. Highs peak at 42.2 °C and lows bottom out at 25.5 °C.

How August develops

Averages for the first, middle and last part of the month, from daily 1991–2020 normals. Chance of rain is the share of years in which that calendar day recorded more than 1 mm.

Days	Avg high	Avg low
1–10 August	42.1 °C	26.3 °C
11–20 August	41.9 °C	25.9 °C
21–31 August	41.9 °C	26.1 °C

Chance of a wet day (over 1 mm) by date in August. Wettest date over the 30 years: August 1, at 0 %. Single dates are noisy — read the shape, not the spikes.

What to expect

Measure	Typical August	Share of the month
Days above 25 °C	31 of 31	100 %
Days above 30 °C	31 of 31	100 %
Days below 0 °C	0 of 31	0 %
Days with more than 1 mm rain	0 of 31	0 %

Conditions in August

Measure	Average
Mean temperature	35 °C
Record high (1991–2020)	46 °C
Record low (1991–2020)	19 °C
Relative humidity	13 %
Wind speed	20 km/h
Cloud cover	12 %

Where Unaizah ranks in August

Ranking	Position	Value
The driest places in South America in August	7thof 50	0.03 mm
The warmest places in South America in August	7thof 50	42 °C
The driest places in Asia in August	16thof 50	0.03 mm
The warmest places in Asia in August	34thof 50	42 °C
The warmest places in the world in August	35thof 50	42 °C
The driest places in the world in August	38thof 50	0.03 mm

August compared with the months around it

Month	Avg high	Rainfall	Cloud
June	40.6 °C	under 1 mm	6 %
July	41.6 °C	0 mm	11 %
August	41.9 °C	under 1 mm	12 %
September	39.2 °C	under 1 mm	8 %
October	33.8 °C	2 mm	14 %

See all twelve months for Unaizah

August is the warmest month in Unaizah.
It is the 3rd driest month of the year.
It ranks 4th for least cloud cover.
Days last about 13 hours from sunrise to sunset.
It rains on 0 of 31 days — 0 % of the month.
Nights are about 16 °C cooler than the middle of the day.
The hottest August day on record since 1991 reached 46 °C, 4.0 °C above the usual daytime high.

Nearby destinations in August

Destination	Avg high	Wet days	Sea
Unaizah	42 °C	0	–
Buraydah	43 °C	0	–
Ha'il	39 °C	0	–
Riyadh	43 °C	0	–
Hafar Al-Batin	44 °C	0	–
Al Kharj	44 °C	0	–
Madinah	42 °C	1	–
Al Aḩmadī	44 °C	0	32
Ḩawallī	43 °C	0	32

QuestionsAugust in Unaizah, answered

How warm is Unaizah in August?

Daily highs average 42 °C and nights fall to about 26 °C, a spread of 16 °C between afternoon and dawn. That makes August the 1st warmest month of the year here.

Does it rain much in Unaizah in August?

August averages under 1 mm of rain, spread over about 0 of the 31 days — 0 % of the month. Cloud cover averages 12 % of the sky.

How long are the days in August?

Unaizah averages 13 hours between sunrise and sunset in August. Day length is computed from latitude and date, so it is exact rather than modelled — but it says nothing about how much of that time is sunny.

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: daylight hours, beach and comfort scores, monthly rankings, threshold day counts, chance of a wet day by date, ten-day averages within the month. 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.