Duncraig weather in May

In May, Duncraig sees average daytime highs of 21°C and overnight lows near 14°C, with 63 mm of rain across 7.5 wet days and about 10.4 hours of daylight. It is the 8th-warmest and 4th-wettest month of the year here.

Highs ease over the month, from about 22°C in the first days to 20°C by the end. The sky is clear or mostly clear about 43% of the time in May, and the air most often feels dry.

Daylight stretches from about 10 h 48 min at the start of May to 10 h 06 min by month's end. Set against the rest of the year, May is Duncraig's 8th-clearest and 12th-windiest month. For the whole year in context, see Duncraig's year-round climate.

Daytime high
21°
8th warmest
Overnight low
14°
6th coldest
Rainfall
63 mm
7.5 wet days
Daylight
10 h 24 min
7:02 AM – 5:25 PM
Cloud cover
46%
8th clearest
Wind
15 km/h
12th windiest
Solar energy
3.26 kWh/m²
Travel score
7.1
out of 10

Duncraig is suburb of Perth, Western Australia.

Density
2,076/km²
people per km²

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

Temperature in May

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 22°C in the first days to 20°C by the end.

A typical May day in Duncraig reaches about 21°C in the afternoon and slips back to 14°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 18°C and 25°C. Set against its neighbours, May runs about 3°C cooler than April and about 3°C warmer than June.

10°15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
12315
22315
32315
42215
52215
62214
72214
82214
92214
102214
112214
122214
132114
142114
152114
162114
172113
182113
192113
202113
212113
222113
232013
242013
252013
262013
272013
282013
292013
302013
312013

Duncraig weather by month

How May compares with the rest of the year at a glance. May is the 8th-warmest and 4th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan29° / 19°181.713.87.3
Feb29° / 20°161.513.27.0
Mar28° / 19°182.412.27.7
Apr24° / 16°254.211.28.1
May21° / 14°637.510.47.1
Jun19° / 12°9510.4106.2
Jul17° / 11°10012.110.15.6
Aug18° / 11°8610.910.85.9
Sep19° / 12°548.611.86.5
Oct21° / 13°274.912.87.7
Nov24° / 16°193.613.68.4
Dec27° / 18°91.4148.3

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 43% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 23% of May, with mostly cloudy or overcast conditions the remaining 34%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16832
26832
36832
46733
56733
66733
76733
86733
96634
106634
116634
126634
136634
146634
156733
166733
176733
186634
196634
206634
216634
226634
236634
246535
256436
266436
276436
286436
296337
306337
316337

Chance of precipitation in May

Any precipitation

Duncraig gets around 63 mm of rain over 7.5 wet days in May. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 24% and peaks near 29% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%40%151015202531
Rain chance (%)
117
217
318
419
520
620
721
821
922
1023
1123
1224
1324
1425
1525
1625
1726
1826
1926
2026
2127
2227
2327
2427
2528
2628
2728
2828
2928
3028
3129

Humidity in May

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, May lands in the dry band about 72% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
1603181
2623080
3632980
4632980
5642880
6642880
7652780
8662770
9662770
10662770
11672760
12682660
13682660
14702550
15702550
16722440
17732340
18732340
19752230
20762130
21762130
22772030
23781930
24781930
25791830
26801730
27811720
28811720
29821620
30821620
31821620

Wind in May

Winds average 15 km/h in May, the calmest month.

Across May, daily wind ranges from about 15 km/h on the calmest days to 16 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (km/h)Feels
115light breeze
215light breeze
315light breeze
415light breeze
515light breeze
615light breeze
715light breeze
815light breeze
915light breeze
1015light breeze
1115light breeze
1215light breeze
1315light breeze
1415light breeze
1515light breeze
1615light 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
2915light breeze
3015light breeze
3116light breeze

Sunrise & sunset in May

DaylightNight

Daylight runs from about 10 h 48 min at the start of May to 10 h 06 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 42 minutes over May. Sunrise moves from 6:51 AM to 7:12 AM, and sunset from 5:37 PM to 5:17 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
110.86:515:37
210.76:525:36
310.76:525:35
410.76:535:34
510.76:545:33
610.66:555:32
710.66:555:32
810.66:565:31
910.66:575:30
1010.56:575:29
1110.56:585:28
1210.56:595:27
1310.57:005:27
1410.47:005:26
1510.47:015:25
1610.47:025:25
1710.47:025:24
1810.37:035:23
1910.37:045:23
2010.37:045:22
2110.37:055:21
2210.37:065:21
2310.27:065:20
2410.27:075:20
2510.27:085:19
2610.27:085:19
2710.27:095:19
2810.17:105:18
2910.17:105:18
3010.17:115:17
3110.17:125:17

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 3.26 kWh/m².

For context, solar energy here swings from a low near 2.62 kWh/m² to a high of 8.39 kWh/m² in December across the year — May's 3.26 kWh/m² sits near the bottom.

01234151015202531
Solar energy (kWh/m²)Level
13.8Moderate
23.8Moderate
33.7Moderate
43.7Moderate
53.6Moderate
63.6Moderate
73.6Moderate
83.5Moderate
93.5Moderate
103.5Moderate
113.4Moderate
123.4Moderate
133.3Moderate
143.3Moderate
153.3Moderate
163.2Moderate
173.2Moderate
183.2Moderate
193.1Moderate
203.1Moderate
213.1Moderate
223.1Moderate
233.0Moderate
243.0Moderate
253.0Moderate
263.0Moderate
272.9Moderate
282.9Moderate
292.9Moderate
302.9Moderate
312.9Moderate
Planning a trip in May

Hazard calendar for Duncraig

In seasonPeak

In May, Duncraig sits inside its rainy season season. The full year is below, with each hazard's peak months called out.

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

Duncraig'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 May a good time to visit Duncraig?

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

7.1
Sightseeing
7th-best month of the year
4.5
Beach & pool
8th-best month of the year

May is one of the better times to visit Duncraig for general sightseeing.

What to pack for Duncraig in May

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

In May, Duncraig sees daytime highs around 21°C and nights near 14°C. Little to plan around — just the basics. About 8 days see rain.

Sea temperature near Duncraig in May

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

The sea at the nearest coast (about 15 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 Duncraig in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May peaks around 4 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Duncraig peaks around December 24 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 20 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 24UV 13Jun 20UV 3
UV index (midday)Level
Jan13Extreme
Feb12Extreme
Mar10Extreme
Apr6High
May4Moderate
Jun3Moderate
Jul3Moderate
Aug5Moderate
Sep8Very high
Oct9Very high
Nov10Extreme
Dec13Extreme
Location & terrain

Where is Duncraig?

Duncraig sits at 31.8°S, 115.8°E, 50 m above sea level, in Australia. The nearest listed city is Scarborough, 7.0 km away.

Topography around Duncraig

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

Within 3 km, the terrain around Duncraig has only modest variations in elevation — a maximum elevation change of 63 m around an average of 27 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 104 m; within 80 km, significant variations in elevation — a maximum elevation change of 528 m.

The land around Duncraig is covered by artificial surfaces (72%) within 3 km, water (38%) and artificial surfaces (34%) within 16 km, and trees (38%) and water (34%) within 80 km.

3 km
63 m
16 km
104 m
80 km
528 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
May weather nearby: Scarborough 7.0 km · Landsdale 9.0 km · Dianella 11 km · Ballajura 11 km · Morley 14 km · Perth 16 km · Ellenbrook 20 km · Willetton 27 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 Duncraig (-31.8329°, 115.7759°, elevation 50 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).