Climate averages 1991–2020

Bunbury weather
in March.

A warm, fairly dry month: the 3rd warmest and the 4th driest of the year. Meets the pleasant-weather rule

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

Average high 26.3°C Daytime mean, March

Average low 16.3°C Night-time mean, March

Rainfall 22 mm 3 days with ≥1 mm

Daylight 12 h Sunrise to sunset, per day

March is a warm month in Bunbury: daytime highs average 26.3°C and nights cool to about 16.3°C. By daytime temperature it is the 3rd warmest of the 12 months.

Expect about 22 mm of rain on roughly 3 days, which makes March a fairly dry month (the 4th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 12 h 19 min on an average March day.

The nearest other city in this atlas is Mandurah (89 km away). In March its highs average 28.1°C, 1.8°C warmer than Bunbury, with 18 mm of rain.

Among the 32 cities listed in Australia, Bunbury ranks 11th of 32 for the warmest March highs and 5th of 32 for the driest March (rainfall, lowest first). The mean March high of those 32 cities is 25.1°C; Bunbury is 1.2°C warmer than that mean.

From March to April, average highs fall by 3.5°C to 22.8°C, and monthly rainfall rises from 22 mm to 30 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

Bunbury climate table

1991–2020

Monthly climate averages for Bunbury, 1991–2020
Month	Average highHigh / low	Average low	Rainfall mm/month	Rain days ≥1 mm/day	Daylight hours/dayDaylight h/day
January	28.4°C16.8°C	16.8°C	11	1.9	14.114 h
February	28.5°C17.2°C	17.2°C	13	1.6	13.313 h
March, selected	26.3°C16.3°C	16.3°C	22	3.1	12.312 h
April	22.8°C14.4°C	14.4°C	30	4.9	11.311 h
May	19.3°C12.3°C	12.3°C	87	8.4	10.410 h
June	16.8°C10.9°C	10.9°C	117	11.6	10.010 h
July	15.7°C9.9°C	9.9°C	127	13.7	10.210 h
August	16.0°C9.6°C	9.6°C	106	12.3	10.911 h
September	16.8°C10.0°C	10.0°C	74	9.9	11.912 h
October	19.5°C11.2°C	11.2°C	34	5.5	12.913 h
November	22.9°C13.4°C	13.4°C	29	4.8	13.814 h
December	26.2°C15.2°C	15.2°C	11	1.9	14.314 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 Bunbury

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