Climate averages 1991–2020

Riyadh weather
in March.

A warm, very dry month: the 8th warmest and the joint 9th driest of the year. Meets the pleasant-weather rule

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

Average high 27.3°C Daytime mean, March

Average low 13.7°C Night-time mean, March

Rainfall 11 mm 2 days with ≥1 mm

Daylight 12 h Sunrise to sunset, per day

March is a warm month in Riyadh: daytime highs average 27.3°C and nights cool to about 13.7°C. By daytime temperature it is the 8th warmest of the 12 months.

Expect about 11 mm of rain on roughly 2 days, which makes March a very dry month (the joint 9th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 12 h 00 min on an average March day.

The nearest other city in this atlas is Al Kharj (86 km away). In March its highs average 28.6°C, 1.3°C warmer than Riyadh, with 8.5 mm of rain.

Among the 35 cities listed in Saudi Arabia, Riyadh ranks 14th of 35 for the warmest March highs and 15th of 35 for the driest March (rainfall, lowest first). The mean March high of those 35 cities is 26.5°C; Riyadh is 0.8°C warmer than that mean.

From March to April, average highs rise by 5.8°C to 33.1°C, and monthly rainfall rises from 11 mm to 14 mm.

The annual picture

March in context

30-year average

Average highAverage low°C

Monthly rainfall

Average total · mm

Averages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated

Every month, side by side

Riyadh climate table

1991–2020

Monthly climate averages for Riyadh, 1991–2020
Month	Average highHigh / low	Average low	Rainfall mm/month	Rain days ≥1 mm/day	Daylight hours/dayDaylight h/day
January	19.8°C7.4°C	7.4°C	11	2.0	10.811 h
February	23.1°C9.6°C	9.6°C	5.4	1.5	11.311 h
March, selected	27.3°C13.7°C	13.7°C	11	1.9	12.012 h
April	33.1°C19.0°C	19.0°C	14	2.7	12.713 h
May	38.6°C24.1°C	24.1°C	1.9	0.6	13.313 h
June	41.6°C26.0°C	26.0°C	0	0.0	13.614 h
July	42.6°C27.3°C	27.3°C	0	0.0	13.514 h
August	42.5°C27.2°C	27.2°C	0	0.0	13.013 h
September	39.4°C24.2°C	24.2°C	0	0.0	12.312 h
October	33.9°C19.8°C	19.8°C	0.9	0.2	11.612 h
November	26.3°C13.9°C	13.9°C	11	2.1	11.011 h
December	21.3°C8.9°C	8.9°C	9.1	1.7	10.611 h

Rainfall is the average of the 30 separate monthly totals. A rain day is a local calendar day with at least 1 mm of precipitation. Daylight is the calculated sunrise-to-sunset length, not measured sunshine.

Compare places

March in nearby cities

Distance from Riyadh

Read the numbers correctly

Climate, not a promise.

These patterns help compare months. They cannot tell you the weather on a specific day of your trip.

Sources, method and limits

How these numbers are made (what the highs, lows and rain days mean, the sources and the model cell used for Riyadh) is explained once on the Riyadh year overview and on the Sources, method and limits page.