Geraldton weather in August

In August, Geraldton sees average daytime highs of 19°C and overnight lows near 14°C, with 37 mm of rain across 6.6 wet days and about 11 hours of daylight. It is the 11th-warmest and 4th-wettest month of the year here.

Day-to-day highs hold fairly steady near 19°C through the month. The sky is clear or mostly clear about 56% of the time in August, and the air most often feels dry.

Daylight stretches from about 10 h 36 min at the start of August to 11 h 24 min by month's end. Set against the rest of the year, August is Geraldton's 8th-clearest and 9th-windiest month. For the whole year in context, see Geraldton's year-round climate.

Daytime high
19°
11th warmest
Overnight low
14°
1st coldest
Rainfall
37 mm
6.6 wet days
Daylight
11 hours
6:57 AM – 5:54 PM
Cloud cover
34%
8th clearest
Wind
19 km/h
9th windiest
Solar energy
4.15 kWh/m²
Travel score
7.1
out of 10

Geraldton is city in Western Australia.

Air quality
Good
PM10 18.8 µg/m³ · 2016
Density
152/km²
people per km²
Founded
1850

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 19°C through the month.

A typical August day in Geraldton reaches about 19°C in the afternoon and slips back to 14°C overnight — a 5°C spread between the day's warmth and the night's chill. On most days the high lands between 17°C and 21°C. Set against its neighbours, August runs on par with July and on par with September.

10°15°20°25°151015202531
Avg high (°C)Avg low (°C)
11914
21914
31914
41914
51914
61914
71914
81914
91914
101914
111914
121914
131914
141914
151914
161914
171914
181914
191914
201914
211914
221914
231914
241914
251914
261914
271914
281914
291914
301914
311914

Geraldton weather by month

How August compares with the rest of the year at a glance. August is the 11th-warmest and 4th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan26° / 21°71.113.68.9
Feb27° / 22°101.4138.4
Mar27° / 22°131.412.28.5
Apr25° / 20°152.611.38.5
May22° / 17°384.810.68.0
Jun20° / 15°567.610.27.1
Jul19° / 14°587.810.46.8
Aug19° / 14°376.6117.1
Sep20° / 15°224.611.87.5
Oct21° / 16°102.312.78.3
Nov23° / 18°81.613.48.8
Dec25° / 20°40.913.89.1

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 56% of the time in August.

Beyond those clear spells, partly cloudy skies cover about 21% of August, with mostly cloudy or overcast conditions the remaining 23%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
17624
27525
37525
47624
57624
67624
77624
87624
97624
107624
117624
127624
137624
147723
157723
167723
177723
187723
197723
207822
217822
227921
237921
247921
257921
267822
277822
287921
297921
307921
317921

Chance of precipitation in August

Any precipitation

Geraldton gets around 37 mm of rain over 6.6 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 21% and peaks near 24% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
124
224
324
423
523
623
723
823
923
1023
1122
1222
1322
1422
1521
1621
1720
1820
1920
2020
2120
2220
2320
2420
2520
2619
2720
2820
2920
3020
3120

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 83% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)
185132
285132
385132
485132
585132
685132
785132
885132
985132
1085132
1185132
1285132
1385132
1484142
1584142
1684142
1785141
1885141
1983152
2083152
2183152
2282162
2382162
2482162
2582162
2681172
2781172
2882162
2981163
3081163
3181163

Wind in August

Winds average 19 km/h in August.

Across August, daily wind ranges from about 19 km/h on the calmest days to 20 km/h at its breeziest. It stays fairly steady from day to day.

0510152025151015202531
Wind speed (km/h)Feels
119light breeze
219light breeze
319light breeze
419light breeze
519light breeze
619light breeze
719light breeze
819light breeze
919light breeze
1019light breeze
1119light breeze
1219light breeze
1319light breeze
1419light breeze
1519light breeze
1619light breeze
1719light breeze
1819light breeze
1919light breeze
2019light breeze
2119light breeze
2219light breeze
2319light breeze
2419light breeze
2519light breeze
2619light breeze
2719light breeze
2820light breeze
2920light breeze
3020light breeze
3120light breeze

Sunrise & sunset in August

DaylightNight

Daylight runs from about 10 h 36 min at the start of August to 11 h 24 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 48 minutes over August. Sunrise moves from 7:09 AM to 6:41 AM, and sunset from 5:46 PM to 6:03 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
110.67:095:46
210.67:095:46
310.77:085:47
410.77:075:48
510.77:065:48
610.77:065:49
710.77:055:49
810.87:045:50
910.87:035:51
1010.87:025:51
1110.87:015:52
1210.97:015:52
1310.97:005:53
1410.96:595:53
1510.96:585:54
1611.06:575:54
1711.06:565:55
1811.06:555:56
1911.06:545:56
2011.16:535:57
2111.16:525:57
2211.16:515:58
2311.16:505:58
2411.26:495:59
2511.26:475:59
2611.26:466:00
2711.36:456:00
2811.36:446:01
2911.36:436:02
3011.36:426:02
3111.46:416:03

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 4.15 kWh/m².

For context, solar energy here swings from a low near 3.1 kWh/m² to a high of 8.3 kWh/m² in December across the year — August's 4.15 kWh/m² falls in the middle.

024151015202531
Solar energy (kWh/m²)Level
13.6Moderate
23.6Moderate
33.6Moderate
43.7Moderate
53.7Moderate
63.7Moderate
73.8Moderate
83.8Moderate
93.9Moderate
103.9Moderate
113.9Moderate
124.0Moderate
134.0Bright
144.1Bright
154.1Bright
164.2Bright
174.2Bright
184.2Bright
194.3Bright
204.3Bright
214.4Bright
224.4Bright
234.5Bright
244.5Bright
254.5Bright
264.5Bright
274.6Bright
284.6Bright
294.7Bright
304.7Bright
314.7Bright
Planning a trip in August

Hazard calendar for Geraldton

In seasonPeak

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

Geraldton 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 Geraldton?

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

7.1
Sightseeing
10th-best month of the year
3.0
Beach & pool
11th-best month of the year

August is one of the better times to visit Geraldton for general sightseeing.

What to pack for Geraldton in August

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

In August, Geraldton sees daytime highs around 19°C and nights near 14°C. Little to plan around — just the basics. About 7 days see rain.

Sea temperature near Geraldton in August

The nearest coast averages about 20°C in August — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea offshore is warmest in March at about 24°C and coldest in September near 19°C.

It's comfortable for a long swim from Oct 25 to Aug 4 — about 9.3 months when the water holds above 20°C.

18°20°22°24°26°JanFebMarAprMayJunJulAugSepOctNovDeccoolrefreshingwarmcomfortable to swimcomfortable to swim
Sea temperature (°C)Comfort
Jan23Refreshing
Feb23Refreshing
Mar24Refreshing
Apr23Refreshing
May22Refreshing
Jun21Refreshing
Jul21Refreshing
Aug20Cool
Sep19Cool
Oct20Cool
Nov21Refreshing
Dec22Refreshing

UV index in Geraldton in August

LowModerateHighVery highExtreme

Clear-sky midday UV in August 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 Geraldton peaks around January 1 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 23 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 1UV 14Jun 23UV 4
UV index (midday)Level
Jan14Extreme
Feb13Extreme
Mar12Extreme
Apr7High
May5High
Jun4Moderate
Jul4Moderate
Aug6High
Sep8Very high
Oct11Extreme
Nov10Extreme
Dec14Extreme
Location & terrain

Where is Geraldton?

Geraldton sits at 28.8°S, 114.6°E, 15 m above sea level, in Australia. The nearest listed city is Ellenbrook, 357 km away.

EllenbrookDuncraigLandsdaleBallajuraScarboroughDianellaMorleyPerth

Topography around Geraldton

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

Within 3 km, the terrain around Geraldton has only modest variations in elevation — a maximum elevation change of 52 m around an average of 12 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 221 m; within 80 km, significant variations in elevation — a maximum elevation change of 318 m.

The land around Geraldton is covered by artificial surfaces (36%) and water (34%) within 3 km, water (53%) within 16 km, and water (48%) and cropland (35%) within 80 km.

3 km
52 m
16 km
221 m
80 km
318 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
August weather nearby: Ellenbrook 357 km · Duncraig 357 km · Landsdale 358 km · Ballajura 362 km · Scarborough 364 km · Dianella 366 km · Morley 367 km · Perth 373 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 Geraldton (-28.779°, 114.6146°, elevation 15 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).