Kalgoorlie weather in January

In January, Kalgoorlie sees average daytime highs of 34°C and overnight lows near 19°C, with 30 mm of rain across 3.1 wet days and about 13.8 hours of daylight. It is the 1st-warmest and 3rd-wettest month of the year here.

Day-to-day highs hold fairly steady near 34°C through the month. The sky is clear or mostly clear about 69% of the time in January, and the air most often feels dry.

Daylight stretches from about 14 hours at the start of January to 13 h 30 min by month's end. Set against the rest of the year, January is Kalgoorlie's 1st-clearest and 1st-windiest month. For the whole year in context, see Kalgoorlie's year-round climate.

Daytime high
34°
1st warmest
Overnight low
19°
12th coldest
Rainfall
30 mm
3.1 wet days
Daylight
13 h 48 min
5:10 AM – 6:57 PM
Cloud cover
29%
1st clearest
Wind
21 km/h
1st windiest
Solar energy
7.83 kWh/m²
Travel score
4.0
out of 10

Kalgoorlie is city in the Goldfields-Esperance region of Western Australia.

Density
282/km²
people per km²
Founded
1893

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 34°C through the month.

A typical January day in Kalgoorlie reaches about 34°C in the afternoon and slips back to 19°C overnight — a 15°C spread between the day's warmth and the night's chill. On most days the high lands between 27°C and 40°C. Set against its neighbours, January runs about 2°C warmer than December and about 2°C warmer than February.

10°20°30°40°151015202531
Avg high (°C)Avg low (°C)
13419
23419
33419
43419
53419
63419
73419
83419
93419
103419
113419
123419
133419
143419
153419
163419
173419
183419
193419
203419
213419
223419
233319
243319
253319
263319
273319
283319
293319
303319
313319

How January really feels in Kalgoorlie

Once humidity and wind are folded in, January averages 31 days that feel above 32°C and 0 that feel at or below 0°C — the comfort signal a plain temperature reading hides.

Days feeling ≥ 32°C
31
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

The story in January is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Kalgoorlie weather by month

How January compares with the rest of the year at a glance. January is the 1st-warmest and 3rd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan34° / 19°303.113.84.0
Feb32° / 19°403.913.14.7
Mar29° / 17°343.412.26.6
Apr26° / 14°193.311.38.0
May21° / 10°203.210.57.7
Jun18° / 194.1106.6
Jul17° / 194.110.26.5
Aug19° / 203.810.97.4
Sep23° / 112.611.88.4
Oct27° / 12°132.512.88.2
Nov29° / 15°203.413.66.6
Dec32° / 17°182.8145.0

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 69% of the time in January, the clearest month of the year.

Beyond those clear spells, partly cloudy skies cover about 11% of January, with mostly cloudy or overcast conditions the remaining 20%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
18119
28119
38020
48020
58020
68020
78020
88020
98020
108020
118020
128119
138119
148119
158119
168119
178119
188119
198119
208020
218020
228020
237921
247921
257921
267822
277822
287822
297723
307723
317723

Chance of precipitation in January

Any precipitation

Kalgoorlie gets around 30 mm of rain over 3.1 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 10% and peaks near 11% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
18
28
39
49
59
69
79
810
910
1010
1110
1210
1311
1411
1511
1611
1711
1811
1911
2011
2111
2211
2311
2411
2511
2611
2711
2811
2911
3011
3111

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 74% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
18411320
28311330
38311330
48311330
58212330
68112331
77913431
87913431
97714531
107714531
117515631
127615621
137416721
147416721
157217821
167217821
177118921
187018921
197018921
207018921
217018921
227018921
237018921
246918931
256918931
266918931
276818941
2867181041
2967181041
3066181051
3166181051

Wind in January

Winds average 21 km/h in January, the windiest month of the year.

Across January, daily wind ranges from about 20 km/h on the calmest days to 21 km/h at its breeziest. It stays fairly steady from day to day.

0510152025151015202531
Wind speed (km/h)Feels
120breezy
221breezy
321breezy
421breezy
521breezy
621breezy
721breezy
820breezy
920breezy
1020breezy
1120breezy
1220breezy
1320breezy
1420breezy
1520breezy
1620breezy
1720breezy
1820breezy
1921breezy
2021breezy
2121breezy
2221breezy
2321breezy
2421breezy
2521breezy
2621breezy
2721breezy
2821breezy
2921breezy
3021breezy
3121breezy

Sunrise & sunset in January

DaylightNight

Daylight runs from about 14 hours at the start of January to 13 h 30 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 4:58 AM to 5:23 AM, and sunset from 6:56 PM to 6:52 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
114.04:586:56
214.04:596:56
313.95:006:56
413.95:016:57
513.95:016:57
613.95:026:57
713.95:036:57
813.95:036:57
913.95:046:57
1013.95:056:57
1113.95:066:57
1213.85:076:57
1313.85:076:57
1413.85:086:57
1513.85:096:57
1613.85:106:57
1713.85:116:57
1813.85:116:57
1913.75:126:57
2013.75:136:56
2113.75:146:56
2213.75:156:56
2313.75:166:56
2413.65:176:55
2513.65:176:55
2613.65:186:55
2713.65:196:54
2813.65:206:54
2913.55:216:53
3013.55:226:53
3113.55:236:52

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 7.83 kWh/m².

For context, solar energy here swings from a low near 2.76 kWh/m² to a high of 7.94 kWh/m² in December across the year — January's 7.83 kWh/m² sits near the top of that range.

02468151015202531
Solar energy (kWh/m²)Level
18.2Intense
28.2Intense
38.2Intense
48.1Intense
58.1Intense
68.1Intense
78.0Intense
88.0Intense
98.0Intense
107.9Intense
117.9Intense
127.9Intense
137.8Intense
147.8Intense
157.8Intense
167.8Intense
177.7Intense
187.7Intense
197.7Intense
207.6Intense
217.6Intense
227.6Intense
237.5Intense
247.5Intense
257.5Intense
267.5Intense
277.4Intense
287.4Intense
297.4Intense
307.3Intense
317.3Intense
Planning a trip in January

Is January a good time to visit Kalgoorlie?

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

4.0
Sightseeing
12th-best month of the year
7.5
Beach & pool
6th-best month of the year

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

What to pack for Kalgoorlie in January

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

In January, Kalgoorlie sees daytime highs around 34°C and nights near 19°C. Pack light clothes and sun protection. Worth having: a windbreaker. About 3 days see rain.

light clothessun protectiona windbreaker

UV index in Kalgoorlie in January

LowModerateHighVery highExtreme

Clear-sky midday UV in January peaks around 14 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Kalgoorlie peaks around January 11 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 20 at about 4 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeHighModerateHighVery highExtremeJan 11UV 14Jun 20UV 4
UV index (midday)Level
Jan14Extreme
Feb13Extreme
Mar12Extreme
Apr7High
May5Moderate
Jun4Moderate
Jul4Moderate
Aug5Moderate
Sep7Very high
Oct10Extreme
Nov11Extreme
Dec14Extreme
Location & terrain

Where is Kalgoorlie?

Kalgoorlie sits at 30.7°S, 121.5°E, 387 m above sea level, in Australia. The nearest listed city is Ellenbrook, 535 km away.

EllenbrookGosnellsByfordMorleyThornlieBallajuraLandsdaleCanning Vale

Topography around Kalgoorlie

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

Within 3 km, the terrain around Kalgoorlie has only modest variations in elevation — a maximum elevation change of 196 m around an average of 378 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 341 m; within 80 km, significant variations in elevation — a maximum elevation change of 410 m.

The land around Kalgoorlie is covered by artificial surfaces (32%) and grassland (27%) within 3 km, trees (42%), shrubs (25%) and grassland (24%) within 16 km, and trees (38%), shrubs (32%) and grassland (23%) within 80 km.

3 km
196 m
16 km
341 m
80 km
410 m
treesshrubsgrasslandartificial surfacesbare terrainwater
January weather nearby: Ellenbrook 535 km · Gosnells 540 km · Byford 543 km · Morley 544 km · Thornlie 544 km · Ballajura 544 km · Landsdale 546 km · Canning Vale 547 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 Kalgoorlie (-30.7461°, 121.4742°, elevation 387 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. 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).