Climate averages 1991–2020

Rustaq weather
in March.

A hot, fairly dry month: the 8th warmest and the wettest of the year.

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

Average high 30.7°C Daytime mean, March

Average low 20.3°C Night-time mean, March

Rainfall 20 mm 3 days with ≥1 mm

Daylight 12 h Sunrise to sunset, per day

March is a hot month in Rustaq: daytime highs average 30.7°C and nights cool to about 20.3°C. By daytime temperature it is the 8th warmest of the 12 months.

Expect about 20 mm of rain on roughly 3 days, which makes March a fairly dry month (the wettest month of the year). Daylight, from sunrise to sunset, lasts about 12 h 00 min on an average March day.

The nearest other city in this atlas is As Suwayq (51 km away). In March its highs average 29.9°C, 0.9°C cooler than Rustaq, with 7.3 mm of rain.

Among the 12 cities listed in Oman, Rustaq ranks joint 2nd of 12 for the warmest March highs and joint 10th of 12 for the driest March (rainfall, lowest first). The mean March high of those 12 cities is 29.6°C; Rustaq is 1.1°C warmer than that mean.

From March to April, average highs rise by 5.5°C to 36.2°C, and monthly rainfall falls from 20 mm to 13 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

Rustaq climate table

1991–2020

Monthly climate averages for Rustaq, 1991–2020
Month	Average highHigh / low	Average low	Rainfall mm/month	Rain days ≥1 mm/day	Daylight hours/dayDaylight h/day
January	24.6°C15.6°C	15.6°C	14	2.5	10.911 h
February	27.1°C17.2°C	17.2°C	14	2.2	11.411 h
March, selected	30.7°C20.3°C	20.3°C	20	2.7	12.012 h
April	36.2°C24.9°C	24.9°C	13	1.8	12.713 h
May	40.9°C28.7°C	28.7°C	2.3	0.7	13.313 h
June	42.3°C30.9°C	30.9°C	5.0	0.2	13.514 h
July	41.7°C31.5°C	31.5°C	6.0	0.4	13.413 h
August	40.8°C30.6°C	30.6°C	1.0	0.3	12.913 h
September	39.0°C28.7°C	28.7°C	1.7	0.3	12.312 h
October	35.4°C25.3°C	25.3°C	2.7	0.7	11.612 h
November	29.8°C20.9°C	20.9°C	11	1.3	11.011 h
December	26.0°C17.5°C	17.5°C	14	2.2	10.711 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 Rustaq

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 Rustaq) is explained once on the Rustaq year overview and on the Sources, method and limits page.