Ballajura weather in August

In August, Ballajura sees average daytime highs of 18°C and overnight lows near 9°C, with 73 mm of rain across 10.2 wet days and about 10.8 hours of daylight. It is the 11th-warmest and 2nd-wettest month of the year here.

Day-to-day highs hold fairly steady near 18°C through the month. The sky is clear or mostly clear about 32% of the time in August, and the air most often feels dry.

Daylight stretches from about 10 h 24 min at the start of August to 11 h 18 min by month's end. Set against the rest of the year, August is Ballajura's 12th-clearest and 8th-windiest month. For the whole year in context, see Ballajura's year-round climate.

Daytime high
18°
11th warmest
Overnight low
2nd coldest
Rainfall
73 mm
10.2 wet days
Daylight
10 h 48 min
6:56 AM – 5:45 PM
Cloud cover
49%
12th clearest
Wind
13 km/h
8th windiest
Solar energy
3.53 kWh/m²
Travel score
5.9
out of 10

Ballajura is suburb of Perth, Western Australia.

Density
2,074/km²
people per km²

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

Temperature in August

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 18°C through the month.

A typical August day in Ballajura reaches about 18°C in the afternoon and slips back to 9°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 15°C and 21°C. Set against its neighbours, August runs on par with July and about 2°C cooler than September.

10°15°20°25°151015202531
Avg high (°C)Avg low (°C)
1179
2179
3179
4179
5179
6179
7179
8179
9179
10179
11179
12189
13189
14189
15189
16189
17189
18189
19189
20189
21189
22189
23189
24189
25189
26189
27189
28189
29189
30189
31189

Ballajura weather by month

How August compares with the rest of the year at a glance. August is the 11th-warmest and 2nd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan32° / 18°202.313.85.4
Feb32° / 19°171.813.25.4
Mar29° / 17°192.812.26.7
Apr25° / 15°243.911.28.0
May21° / 11°546.910.47.2
Jun18° / 739.4106.2
Jul17° / 8310.910.15.6
Aug18° / 7310.210.85.9
Sep19° / 49811.86.6
Oct23° / 11°264.612.87.9
Nov26° / 14°193.713.68.0
Dec30° / 17°111.9146.8

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 32% of the time in August, the cloudiest month of the year.

Beyond those clear spells, partly cloudy skies cover about 29% of August, with mostly cloudy or overcast conditions the remaining 39%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15941
25941
35842
45842
55842
65743
75743
85842
95842
105842
115842
125941
135941
146040
156040
166238
176238
186238
196337
206337
216337
226436
236436
246337
256337
266337
276337
286337
296238
306238
316139

Chance of precipitation in August

Any precipitation

Ballajura gets around 73 mm of rain over 10.2 wet days in August. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 33% and peaks near 37% on the wettest days.

0%10%20%30%40%50%151015202531
Rain chance (%)
137
237
337
437
537
636
736
836
935
1035
1135
1234
1333
1433
1532
1631
1731
1830
1930
2030
2130
2230
2330
2430
2531
2631
2731
2832
2932
3032
3133

Humidity in August

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, August lands in the dry band about 95% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)
19541
29541
39541
49541
59541
69541
79541
89640
99640
109640
119640
129640
139550
149550
159550
169550
179640
189640
199640
209640
219640
229640
239550
249550
259550
269550
279550
289550
299550
309550
319640

Wind in August

Winds average 13 km/h in August.

Across August, daily wind ranges from about 13 km/h on the calmest days to 13 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (km/h)Feels
113light breeze
213light breeze
313light breeze
413light breeze
513light breeze
613light breeze
713light breeze
813light breeze
913light breeze
1013light breeze
1113light breeze
1213light breeze
1313light breeze
1413light breeze
1513light breeze
1613light breeze
1713light breeze
1813light breeze
1913light breeze
2013light breeze
2113light breeze
2213light breeze
2313light breeze
2413light breeze
2513light breeze
2613light breeze
2713light breeze
2813light breeze
2913light breeze
3013light breeze
3113light breeze

Sunrise & sunset in August

DaylightNight

Daylight runs from about 10 h 24 min at the start of August to 11 h 18 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 54 minutes over August. Sunrise moves from 7:10 AM to 6:38 AM, and sunset from 5:35 PM to 5:55 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
110.47:105:35
210.57:095:36
310.57:085:37
410.57:075:37
510.57:065:38
610.67:065:39
710.67:055:39
810.67:045:40
910.67:035:41
1010.77:025:41
1110.77:015:42
1210.77:005:43
1310.76:595:43
1410.86:585:44
1510.86:575:45
1610.86:565:45
1710.96:555:46
1810.96:545:47
1910.96:525:47
2010.96:515:48
2111.06:505:49
2211.06:495:49
2311.06:485:50
2411.16:475:50
2511.16:455:51
2611.16:445:52
2711.26:435:52
2811.26:425:53
2911.26:405:54
3011.36:395:54
3111.36:385:55

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 3.53 kWh/m².

For context, solar energy here swings from a low near 2.6 kWh/m² to a high of 8.37 kWh/m² in December across the year — August's 3.53 kWh/m² falls in the middle.

012345151015202531
Solar energy (kWh/m²)Level
13.0Moderate
23.0Moderate
33.0Moderate
43.1Moderate
53.1Moderate
63.1Moderate
73.2Moderate
83.2Moderate
93.2Moderate
103.3Moderate
113.3Moderate
123.4Moderate
133.4Moderate
143.4Moderate
153.5Moderate
163.5Moderate
173.6Moderate
183.6Moderate
193.7Moderate
203.7Moderate
213.8Moderate
223.8Moderate
233.8Moderate
243.9Moderate
253.9Moderate
263.9Moderate
274.0Moderate
284.0Moderate
294.0Bright
304.1Bright
314.1Bright
Planning a trip in August

Hazard calendar for Ballajura

In seasonPeak

None of Ballajura's seasonal hazards are active in August. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do peak.

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

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

Is August a good time to visit Ballajura?

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

5.9
Sightseeing
9th-best month of the year
1.8
Beach & pool
11th-best month of the year

August is a reasonable time to visit Ballajura for sightseeing.

What to pack for Ballajura in August

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

In August, Ballajura sees daytime highs around 18°C and nights near 9°C. Worth packing: rain gear. About 10 days see rain.

rain gear

Sea temperature near Ballajura in August

The nearest coast averages about 19°C in August — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 26 km away) is warmest in February at about 22°C and coldest in September near 19°C.

It's comfortable for a long swim from Nov 22 to Jul 12 — about 7.7 months when the water holds above 20°C.

18°20°22°24°JanFebMarAprMayJunJulAugSepOctNovDeccoolrefreshingcomfortable to swim
Sea temperature (°C)Comfort
Jan22Refreshing
Feb22Refreshing
Mar22Refreshing
Apr22Refreshing
May22Refreshing
Jun21Refreshing
Jul20Cool
Aug19Cool
Sep19Cool
Oct19Cool
Nov20Cool
Dec21Refreshing

UV index in Ballajura in August

LowModerateHighVery highExtreme

Clear-sky midday UV in August peaks around 5 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Ballajura peaks around December 23 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 — every month of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeModerateVery highExtremeDec 23UV 13Jun 21UV 3
UV index (midday)Level
Jan13Extreme
Feb12Extreme
Mar11Extreme
Apr6High
May4Moderate
Jun3Moderate
Jul3Moderate
Aug5Moderate
Sep8Very high
Oct9Very high
Nov10Extreme
Dec13Extreme

Air quality in Ballajura in August

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where August falls, not just the annual average.

Air quality in Ballajura is worst in May — around 17 µg/m³ PM2.5 (moderate), about 4.9× the cleanest month (December, 4 µg/m³).

Modeled monthly averages (CAMS reanalysis, 2015–2024).

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodMay 1416 µg/m³Dec 184 µg/m³
PM2.5 (µg/m³)Level
Jan6Good
Feb5Good
Mar4Good
Apr11Good
May17Moderate
Jun5Good
Jul5Good
Aug6Good
Sep11Good
Oct11Good
Nov6Good
Dec4Good
Location & terrain

Where is Ballajura?

Ballajura sits at 31.8°S, 115.9°E, 40 m above sea level, in Australia. The nearest listed city is Landsdale, 5.0 km away.

Topography around Ballajura

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

Within 3 km, the terrain around Ballajura has only modest variations in elevation — a maximum elevation change of 70 m around an average of 42 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 232 m; within 80 km, significant variations in elevation — a maximum elevation change of 567 m.

The land around Ballajura is covered by artificial surfaces (50%) and trees (24%) within 3 km, artificial surfaces (43%), trees (24%) and grassland (20%) within 16 km, and trees (39%) and water (29%) within 80 km.

3 km
70 m
16 km
232 m
80 km
567 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
August weather nearby: Landsdale 5.0 km · Morley 5.0 km · Dianella 6.0 km · Ellenbrook 11 km · Duncraig 11 km · Perth 13 km · Scarborough 14 km · Willetton 24 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 Ballajura (-31.8406°, 115.8955°, elevation 40 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. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).