Perth weather in April

In April, Perth sees average daytime highs of 24°C and overnight lows near 16°C, with 24 mm of rain across 4.1 wet days and about 11.2 hours of daylight. It is the 5th-warmest and 7th-wettest month of the year here.

Highs ease over the month, from about 25°C in the first days to 23°C by the end. The sky is clear or mostly clear about 51% of the time in April, and the air most often feels dry.

Daylight stretches from about 11 h 42 min at the start of April to 10 h 48 min by month's end. Set against the rest of the year, April is Perth's 7th-clearest and 11th-windiest month. For the whole year in context, see Perth's year-round climate.

Daytime high
24°
5th warmest
Overnight low
16°
8th coldest
Rainfall
24 mm
4.1 wet days
Daylight
11 h 12 min
6:40 AM – 5:53 PM
Cloud cover
41%
7th clearest
Wind
16 km/h
11th windiest
Solar energy
4.42 kWh/m²
Travel score
8.1
out of 10

Perth is capital city of Western Australia, Australia.

Air quality
Good
PM2.5 6.8 µg/m³ · 2019
Density
372/km²
people per km²
Founded
1829

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

Temperature in April

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 25°C in the first days to 23°C by the end.

A typical April day in Perth reaches about 24°C in the afternoon and slips back to 16°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 20°C and 28°C. Set against its neighbours, April runs about 3°C cooler than March and about 3°C warmer than May.

10°15°20°25°30°151015202530
Avg high (°C)Avg low (°C)
12617
22517
32517
42517
52517
62517
72517
82517
92517
102517
112517
122517
132417
142417
152417
162416
172416
182416
192416
202416
212316
222316
232316
242316
252316
262315
272315
282315
292315
302315

Perth weather by month

How April compares with the rest of the year at a glance. April is the 5th-warmest and 7th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan29° / 19°171.813.97.4
Feb29° / 20°171.513.27.2
Mar27° / 19°182.312.27.8
Apr24° / 16°244.111.28.1
May21° / 14°677.810.47.1
Jun18° / 12°9810.7106.1
Jul17° / 11°10212.510.15.5
Aug18° / 11°8911.110.85.8
Sep19° / 12°558.511.86.5
Oct21° / 13°274.712.87.6
Nov24° / 16°193.713.68.4
Dec27° / 18°91.614.18.4

Cloud cover in April

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 51% of the time in April.

Beyond those clear spells, partly cloudy skies cover about 17% of April, with mostly cloudy or overcast conditions the remaining 31%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
17228
27228
37129
47129
57129
67129
77129
87030
97030
107030
117030
127030
137030
146832
156931
166931
176931
186832
196832
206832
216832
226832
236832
246733
256832
266733
276733
286733
296733
306634

Chance of precipitation in April

Any precipitation

Perth gets around 24 mm of rain over 4.1 wet days in April. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 14% and peaks near 17% on the wettest days.

0%10%20%30%151015202530
Rain chance (%)
110
210
311
412
512
613
713
814
914
1014
1115
1215
1315
1415
1515
1615
1714
1814
1914
2014
2114
2214
2314
2414
2514
2615
2715
2816
2917
3017

Humidity in April

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, April lands in the dry band about 47% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)
15130163
25130163
35130172
45031172
54931172
64831182
74732182
84632193
94533193
104433203
114334203
124235203
134135203
144136203
154137193
164137193
174138183
184238173
194338163
204438153
214538142
224738132
234837122
245037112
255137111
265336101
27543691
28553591
29563491
30563491

Wind in April

Winds average 16 km/h in April.

Across April, 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.

05101520151015202530
Wind speed (km/h)Feels
117light breeze
217light breeze
317light breeze
417light breeze
517light breeze
617light breeze
717light breeze
816light breeze
916light breeze
1016light breeze
1116light breeze
1216light breeze
1316light breeze
1416light breeze
1516light breeze
1616light breeze
1715light breeze
1815light breeze
1915light breeze
2015light breeze
2115light breeze
2215light breeze
2315light breeze
2415light breeze
2515light breeze
2615light breeze
2715light breeze
2815light breeze
2916light breeze
3016light breeze

Sunrise & sunset in April

DaylightNight

Daylight runs from about 11 h 42 min at the start of April to 10 h 48 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 54 minutes over April. Sunrise moves from 6:30 AM to 6:50 AM, and sunset from 6:12 PM to 5:38 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
111.76:306:12
211.76:316:11
311.66:316:10
411.66:326:08
511.66:336:07
611.56:336:06
711.56:346:05
811.56:356:03
911.46:356:02
1011.46:366:01
1111.46:375:59
1211.36:385:58
1311.36:385:57
1411.36:395:56
1511.26:405:54
1611.26:405:53
1711.26:415:52
1811.26:425:51
1911.16:425:50
2011.16:435:49
2111.16:445:47
2211.06:445:46
2311.06:455:45
2411.06:465:44
2510.96:475:43
2610.96:475:42
2710.96:485:41
2810.86:495:40
2910.86:495:39
3010.86:505:38

Solar energy in April

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in April, about 4.42 kWh/m².

For context, solar energy here swings from a low near 2.58 kWh/m² to a high of 8.43 kWh/m² in December across the year — April's 4.42 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
15.2Bright
25.1Bright
35.1Bright
45.0Bright
55.0Bright
64.9Bright
74.8Bright
84.8Bright
94.7Bright
104.7Bright
114.6Bright
124.6Bright
134.5Bright
144.5Bright
154.4Bright
164.3Bright
174.3Bright
184.3Bright
194.2Bright
204.2Bright
214.1Bright
224.1Bright
234.1Bright
244.0Bright
254.0Moderate
264.0Moderate
273.9Moderate
283.9Moderate
293.8Moderate
303.8Moderate
Planning a trip in April

Hazard calendar for Perth

In seasonPeak

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

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

Perth'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 April a good time to visit Perth?

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

8.1
Sightseeing
3rd-best month of the year
6.8
Beach & pool
6th-best month of the year

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

What to pack for Perth in April

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

In April, Perth sees daytime highs around 24°C and nights near 16°C. Worth packing: light clothes. About 4 days see rain.

light clothes

Sea temperature near Perth in April

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

The sea at the nearest coast (about 24 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 Perth in April

LowModerateHighVery highExtreme

Clear-sky midday UV in April peaks around 6 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Perth 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
Location & terrain

Where is Perth?

Perth sits at 32.0°S, 115.9°E, 34 m above sea level, in Australia. The nearest listed city is Dianella, 7.0 km away.

Topography around Perth

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

Within 3 km, the terrain around Perth has only modest variations in elevation — a maximum elevation change of 73 m around an average of 18 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 139 m; within 80 km, significant variations in elevation — a maximum elevation change of 564 m.

The land around Perth is covered by artificial surfaces (55%) and water (20%) within 3 km, artificial surfaces (56%) within 16 km, and trees (41%) and water (32%) within 80 km.

3 km
73 m
16 km
139 m
80 km
564 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
April weather nearby: Dianella 7.0 km · Morley 8.0 km · Scarborough 11 km · Willetton 11 km · Ballajura 13 km · Canning Vale 13 km · Thornlie 15 km · Duncraig 16 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 Perth (-31.9522°, 115.8614°, elevation 34 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).