Bunbury weather in March

In March, Bunbury sees average daytime highs of 26°C and overnight lows near 16°C, with 22 mm of rain across 3.1 wet days and about 12.3 hours of daylight. It is the 3rd-warmest and 9th-wettest month of the year here.

Highs ease over the month, from about 28°C in the first days to 24°C by the end. The sky is clear or mostly clear about 62% of the time in March, and the air most often feels dry.

Daylight stretches from about 12 h 48 min at the start of March to 11 h 42 min by month's end. Set against the rest of the year, March is Bunbury's 4th-clearest and 5th-windiest month. For the whole year in context, see Bunbury's year-round climate.

Daytime high
26°
3rd warmest
Overnight low
16°
10th coldest
Rainfall
22 mm
3.1 wet days
Daylight
12 h 18 min
6:19 AM – 6:35 PM
Cloud cover
35%
4th clearest
Wind
16 km/h
5th windiest
Solar energy
5.8 kWh/m²
Travel score
8.2
out of 10

Bunbury is city and metropolitan area in Western Australia.

Air quality
Good
PM2.5 8.4 µg/m³ · 2016
Density
551/km²
people per km²

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in March

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 28°C in the first days to 24°C by the end.

A typical March day in Bunbury reaches about 26°C in the afternoon and slips back to 16°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 22°C and 30°C. Set against its neighbours, March runs about 2°C cooler than February and about 3°C warmer than April.

10°15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
12817
22817
32817
42817
52717
62717
72717
82717
92717
102717
112717
122717
132616
142616
152616
162616
172616
182616
192516
202516
212516
222516
232516
242515
252515
262515
272415
282415
292415
302415
312415

Bunbury weather by month

How March compares with the rest of the year at a glance. March is the 3rd-warmest and 9th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan28° / 17°111.9148.2
Feb28° / 17°131.613.28.1
Mar26° / 16°223.112.38.2
Apr23° / 14°304.911.27.8
May19° / 12°878.410.36.5
Jun17° / 11°11711.69.85.3
Jul16° / 10°12713.7104.7
Aug16° / 10°10612.310.84.9
Sep17° / 10°749.911.85.6
Oct20° / 11°345.512.87.0
Nov23° / 13°294.913.77.9
Dec26° / 15°111.914.28.5

Cloud cover in March

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 62% of the time in March.

Beyond those clear spells, partly cloudy skies cover about 12% of March, with mostly cloudy or overcast conditions the remaining 26%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
18416
28416
38317
48317
58218
68218
78119
88020
97822
107822
117723
127624
137624
147426
157327
167327
177228
187129
197030
207030
217030
227030
236931
246931
256931
266832
276832
286832
296733
306733
316733

Chance of precipitation in March

Any precipitation

Bunbury gets around 22 mm of rain over 3.1 wet days in March. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 10% and peaks near 13% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
15
26
36
46
56
67
77
88
98
109
1110
1210
1311
1412
1512
1612
1712
1813
1913
2013
2113
2212
2312
2412
2512
2611
2711
2811
2911
3011
3111

Humidity in March

DryComfortableHumidMuggyOppressiveMiserable

Most of March feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, March lands in the dry band about 52% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
14734163
24734163
34834153
44833153
54833153
64932153
74932153
84932153
94932153
104932163
114933163
124833163
134833163
144833163
154833163
164833163
174833162
184933162
195032162
205132152
215231152
225331142
235530141
245729131
255829121
265928121
276028111
286227101
29632791
30642790
31662680

Wind in March

Winds average 16 km/h in March.

Across March, daily wind ranges from about 15 km/h on the calmest days to 17 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (km/h)Feels
117light breeze
217light breeze
317light breeze
416light breeze
516light breeze
616light breeze
716light breeze
816light breeze
916light breeze
1016light breeze
1116light breeze
1216light breeze
1316light breeze
1416light breeze
1516light breeze
1616light breeze
1716light breeze
1816light breeze
1916light breeze
2016light breeze
2116light breeze
2216light breeze
2316light breeze
2416light breeze
2515light breeze
2615light breeze
2715light breeze
2815light breeze
2915light breeze
3015light breeze
3115light breeze

Sunrise & sunset in March

DaylightNight

Daylight runs from about 12 h 48 min at the start of March to 11 h 42 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 66 minutes over March. Sunrise moves from 6:07 AM to 6:31 AM, and sunset from 6:54 PM to 6:14 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.86:076:54
212.76:086:53
312.76:096:52
412.76:106:50
512.66:116:49
612.66:126:48
712.66:126:47
812.56:136:45
912.56:146:44
1012.56:156:43
1112.46:166:41
1212.46:166:40
1312.46:176:39
1412.36:186:37
1512.36:196:36
1612.36:196:35
1712.26:206:33
1812.26:216:32
1912.26:226:31
2012.16:226:29
2112.16:236:28
2212.06:246:27
2312.06:256:25
2412.06:256:24
2511.96:266:22
2611.96:276:21
2711.96:286:20
2811.86:286:18
2911.86:296:17
3011.86:306:16
3111.76:316:14

Solar energy in March

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in March, about 5.8 kWh/m².

For context, solar energy here swings from a low near 2.34 kWh/m² to a high of 8.26 kWh/m² in January across the year — March's 5.8 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
16.7Intense
26.7Intense
36.6Intense
46.6Intense
56.5Intense
66.4Intense
76.4Intense
86.3Intense
96.3Intense
106.2Intense
116.1Intense
126.0Intense
136.0Bright
145.9Bright
155.8Bright
165.8Bright
175.7Bright
185.6Bright
195.6Bright
205.5Bright
215.5Bright
225.4Bright
235.3Bright
245.3Bright
255.3Bright
265.2Bright
275.2Bright
285.1Bright
295.1Bright
305.0Bright
315.0Bright
Planning a trip in March

Hazard calendar for Bunbury

In seasonPeak

In March, Bunbury sits inside its cyclone season. The full year is below, with each hazard's peak months called out.

Bunbury sits in the South Indian Ocean cyclone belt; the season peaks January–March.

Bunbury's rainy season runs May–September, when most of the year's rain falls.

Cyclone
Rainy season
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is March a good time to visit Bunbury?

Our two travel scores rate March for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).

8.2
Sightseeing
2nd-best month of the year
7.8
Beach & pool
4th-best month of the year

March is one of the better times to visit Bunbury for general sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Bunbury in March

From March's temperature range, rain chance, sun and wind — what's worth putting in the bag.

In March, Bunbury sees daytime highs around 26°C and nights near 16°C. Worth packing: light clothes and sun protection. About 3 days see rain.

light clothessun protection

Sea temperature near Bunbury in March

The nearest coast averages about 22°C in March — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea offshore is warmest in February at about 22°C and coldest in September near 17°C.

It's comfortable for a long swim from Dec 8 to May 9 — about 5 months when the water holds above 20°C.

16°18°20°22°24°JanFebMarAprMayJunJulAugSepOctNovDeccoolrefreshingcomfortable to swim
Sea temperature (°C)Comfort
Jan21Refreshing
Feb22Refreshing
Mar22Refreshing
Apr21Refreshing
May20Cool
Jun19Cool
Jul18Cool
Aug17Cool
Sep17Cool
Oct17Cool
Nov19Cool
Dec20Refreshing

UV index in Bunbury in March

LowModerateHighVery highExtreme

Clear-sky midday UV in March peaks around 10 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Bunbury peaks around January 11 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 21 at about 3 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 11 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeModerateVery highExtremeJan 11UV 13Jun 21UV 3
UV index (midday)Level
Jan13Extreme
Feb11Extreme
Mar10Extreme
Apr6High
May4Moderate
Jun3Moderate
Jul3Moderate
Aug4Moderate
Sep8Very high
Oct8Very high
Nov10Very high
Dec13Extreme
Location & terrain

Where is Bunbury?

Bunbury sits at 33.3°S, 115.6°E, 5 m above sea level, in Australia. The nearest listed city is Australind, 9.0 km away.

Topography around Bunbury

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Bunbury.

Within 3 km, the terrain around Bunbury has only modest variations in elevation — a maximum elevation change of 45 m around an average of 3 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 67 m; within 80 km, significant variations in elevation — a maximum elevation change of 482 m.

The land around Bunbury is covered by water (48%) and artificial surfaces (34%) within 3 km, water (53%) and grassland (21%) within 16 km, and trees (48%) and water (30%) within 80 km.

3 km
45 m
16 km
67 m
80 km
482 m
treesgrasslandcroplandartificial surfacesbare terrainwater
March weather nearby: Australind 9.0 km · Busselton 45 km · Margaret River 87 km · Mandurah 89 km · Baldivis 112 km · Rockingham 117 km · Kwinana 123 km · Byford 128 km

Australia travel facts

Travel advisory
Level 1
Exercise Normal Precautions
Power plugs
Type I
230 V · 50 Hz
Prices
≈ 90% of US
price level, 2025
GDP per capita
$65,130
2025
Happiness
6.9 / 10
World Happiness, 2025
Homicide rate
0.9
per 100k, 2023
Road deaths
4.9
per 100k/yr, 2019
Income group
High
World Bank
Religion
none 38%Roman Catholic 20%Protestant 18%other Christian 4%

Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.

Data sources

Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Bunbury (-33.3271°, 115.6414°, elevation 5 m), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google. Tropical-cyclone seasons are the published climatological basin seasons (NOAA National Hurricane Center / regional warning centres). Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).