Gosnells weather in January

In January, Gosnells sees average daytime highs of 31°C and overnight lows near 18°C, with 19 mm of rain across 2.1 wet days and about 13.9 hours of daylight. It is the 1st-warmest and 9th-wettest month of the year here.

Day-to-day highs hold fairly steady near 31°C through the month. The sky is clear or mostly clear about 76% of the time in January, and the air most often feels dry.

Daylight stretches from about 14 h 06 min at the start of January to 13 h 36 min by month's end. Set against the rest of the year, January is Gosnells's 1st-clearest and 1st-windiest month. For the whole year in context, see Gosnells's year-round climate.

Daytime high
31°
1st warmest
Overnight low
18°
11th coldest
Rainfall
19 mm
2.1 wet days
Daylight
13 h 54 min
5:29 AM – 7:22 PM
Cloud cover
23%
1st clearest
Wind
16 km/h
1st windiest
Solar energy
8.3 kWh/m²
Travel score
5.7
out of 10

Gosnells is suburb of Perth, Western Australia.

Density
1,429/km²
people per km²

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

Temperature in January

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 31°C through the month.

A typical January day in Gosnells reaches about 31°C in the afternoon and slips back to 18°C overnight — a 13°C spread between the day's warmth and the night's chill. On most days the high lands between 25°C and 37°C. Set against its neighbours, January runs about 2°C warmer than December and on par with February.

10°20°30°40°151015202531
Avg high (°C)Avg low (°C)
13118
23118
33118
43118
53118
63118
73118
83118
93118
103118
113118
123118
133118
143118
153118
163118
173118
183118
193118
203118
213118
223118
233118
243118
253118
263118
273118
283118
293118
303118
313118

Gosnells weather by month

How January compares with the rest of the year at a glance. January is the 1st-warmest and 9th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan31° / 18°192.113.95.7
Feb31° / 19°171.713.25.7
Mar29° / 17°182.712.27.0
Apr25° / 14°26411.28.0
May21° / 11°62710.47.1
Jun18° / 87109.96.0
Jul17° / 9611.610.15.3
Aug17° / 8710.710.85.7
Sep19° / 608.711.86.4
Oct22° / 11°29512.87.8
Nov26° / 14°22413.68.1
Dec29° / 16°111.914.17.1

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 76% of the time in January, the clearest month of the year.

Beyond those clear spells, partly cloudy skies cover about 9% of January, with mostly cloudy or overcast conditions the remaining 14%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
18515
28515
38614
48614
58614
68614
78614
88614
98614
108614
118614
128515
138515
148515
158515
168515
178515
188515
198515
208515
218515
228515
238515
248515
258515
268515
278614
288713
298713
308614
318614

Chance of precipitation in January

Any precipitation

Gosnells gets around 19 mm of rain over 2.1 wet days in January. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 6% and peaks near 7% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
14
24
34
45
55
65
75
85
96
106
116
126
136
146
156
166
177
187
197
207
217
227
237
247
257
267
277
287
297
307
317

Humidity in January

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, January lands in the dry band about 56% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
1632782
2622792
3622792
4622792
56127102
66127102
76027112
86027112
95927122
105827123
115728123
125628133
135628133
145628133
155429143
165429143
175429143
185429143
195429143
205429143
215429143
225229154
235229154
245229154
255229154
265229154
275229154
285328154
295328154
305328154
315328154

Wind in January

Winds average 16 km/h in January, the windiest month of the year.

Across January, daily wind ranges from about 16 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
116light breeze
216light breeze
316light 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
2516light breeze
2616light breeze
2716light breeze
2816light breeze
2916light breeze
3016light breeze
3116light breeze

Sunrise & sunset in January

DaylightNight

Daylight runs from about 14 h 06 min at the start of January to 13 h 36 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 30 minutes over January. Sunrise moves from 5:17 AM to 5:42 AM, and sunset from 7:21 PM to 7:17 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
114.15:177:21
214.15:187:21
314.15:187:22
414.05:197:22
514.05:207:22
614.05:217:22
714.05:217:22
814.05:227:22
914.05:237:22
1014.05:247:22
1114.05:257:22
1213.95:257:22
1313.95:267:22
1413.95:277:22
1513.95:287:22
1613.95:297:22
1713.95:307:22
1813.95:307:22
1913.85:317:21
2013.85:327:21
2113.85:337:21
2213.85:347:20
2313.85:357:20
2413.75:367:20
2513.75:377:19
2613.75:377:19
2713.75:387:19
2813.65:397:18
2913.65:407:18
3013.65:417:17
3113.65:427:17

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 8.3 kWh/m².

For context, solar energy here swings from a low near 2.55 kWh/m² to a high of 8.36 kWh/m² in December across the year — January's 8.3 kWh/m² sits near the top of that range.

02468151015202531
Solar energy (kWh/m²)Level
18.7Intense
28.7Intense
38.7Intense
48.6Intense
58.6Intense
68.6Intense
78.6Intense
88.5Intense
98.5Intense
108.4Intense
118.4Intense
128.4Intense
138.3Intense
148.3Intense
158.3Intense
168.2Intense
178.2Intense
188.2Intense
198.2Intense
208.1Intense
218.1Intense
228.1Intense
238.1Intense
248.0Intense
258.0Intense
268.0Intense
277.9Intense
287.9Intense
297.9Intense
307.9Intense
317.8Intense
Planning a trip in January

Hazard calendar for Gosnells

In seasonPeak

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

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

Gosnells'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 January a good time to visit Gosnells?

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

5.7
Sightseeing
9th-best month of the year
8.5
Beach & pool
2nd-best month of the year

January is a reasonable time to visit Gosnells for sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Gosnells in January

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

In January, Gosnells sees daytime highs around 31°C and nights near 18°C. Pack light clothes and sun protection.

light clothessun protection

Sea temperature near Gosnells in January

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

The sea at the nearest coast (about 36 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 26 to Jul 9 — about 7.4 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 Gosnells in January

LowModerateHighVery highExtreme

Clear-sky midday UV in January peaks around 13 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Gosnells 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 Gosnells in January

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Gosnells is worst in May — around 18 µg/m³ PM2.5 (moderate), about 4.4× the cleanest month (December, 4 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodModerateGoodMay 1517 µg/m³Dec 185 µg/m³
PM2.5 (µg/m³)Level
Jan8Good
Feb7Good
Mar5Good
Apr10Good
May18Moderate
Jun8Good
Jul6Good
Aug7Good
Sep15Moderate
Oct15Moderate
Nov10Good
Dec4Good
Location & terrain

Where is Gosnells?

Gosnells sits at 32.1°S, 116.0°E, 23 m above sea level, in Australia. The nearest listed city is Thornlie, 5.0 km away.

Topography around Gosnells

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

Within 3 km, the terrain around Gosnells has significant variations in elevation — a maximum elevation change of 262 m around an average of 44 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 400 m; within 80 km, significant variations in elevation — a maximum elevation change of 567 m.

The land around Gosnells is covered by trees (40%) and artificial surfaces (39%) within 3 km, trees (53%) and artificial surfaces (30%) within 16 km, and trees (43%) and water (27%) within 80 km.

3 km
262 m
16 km
400 m
80 km
567 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
January weather nearby: Thornlie 5.0 km · Canning Vale 9.0 km · Willetton 12 km · Byford 16 km · Perth 20 km · Morley 23 km · Dianella 25 km · Kwinana 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 Gosnells (-32.081°, 116.0054°, elevation 23 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).