Mackay weather in July

In July, Mackay sees average daytime highs of 21°C and overnight lows near 16°C, with 32 mm of rain across 4.3 wet days and about 10.8 hours of daylight. It is the 12th-warmest and 10th-wettest month of the year here.

Day-to-day highs hold fairly steady near 21°C through the month. The sky is clear or mostly clear about 67% of the time in July, and the air most often feels dry.

Daylight stretches from about 10 h 42 min at the start of July to 11 hours by month's end. Set against the rest of the year, July is Mackay's 4th-clearest and 10th-windiest month. For the whole year in context, see Mackay's year-round climate.

Daytime high
21°
12th warmest
Overnight low
16°
1st coldest
Rainfall
32 mm
4.3 wet days
Daylight
10 h 48 min
6:44 AM – 5:34 PM
Cloud cover
31%
4th clearest
Wind
15 km/h
10th windiest
Solar energy
3.91 kWh/m²
Travel score
7.8
out of 10

Mackay is city in Queensland, Australia.

Air quality
Good
PM10 24.1 µg/m³ · 2019
Founded
1875

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

Temperature in July

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 21°C through the month.

A typical July day in Mackay reaches about 21°C in the afternoon and slips back to 16°C overnight — a 5°C spread between the day's warmth and the night's chill. On most days the high lands between 19°C and 23°C. Set against its neighbours, July runs on par with June and on par with August.

10°15°20°25°151015202531
Avg high (°C)Avg low (°C)
12116
22116
32116
42116
52116
62116
72116
82116
92116
102116
112116
122116
132116
142116
152116
162116
172116
182116
192116
202116
212116
222116
232116
242116
252116
262116
272116
282116
292116
302116
312116

Mackay weather by month

How July compares with the rest of the year at a glance. July is the 12th-warmest and 10th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan28° / 25°21415.813.15.5
Feb28° / 25°22417.212.75.0
Mar27° / 24°17115.212.15.8
Apr26° / 22°891311.56.5
May24° / 19°5410.6117.1
Jun22° / 17°437.810.77.4
Jul21° / 16°324.310.87.8
Aug22° / 17°254.311.38.1
Sep23° / 19°163.511.98.6
Oct25° / 21°34612.58.1
Nov27° / 23°648.4137.3
Dec28° / 24°11711.613.36.4

Cloud cover in July

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 67% of the time in July.

Beyond those clear spells, partly cloudy skies cover about 15% of July, with mostly cloudy or overcast conditions the remaining 18%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
18020
28020
38020
48020
58020
68020
78020
88119
98119
108119
118119
128119
138119
148119
158119
168119
178020
188119
198119
208119
218218
228218
238218
248416
258416
268416
278515
288614
298713
308713
318713

Chance of precipitation in July

Any precipitation

Mackay gets around 32 mm of rain over 4.3 wet days in July. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 15% and peaks near 20% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
120
219
319
418
518
617
717
816
916
1015
1115
1215
1315
1415
1515
1615
1715
1815
1914
2014
2114
2214
2313
2413
2513
2613
2713
2813
2913
3013
3113

Humidity in July

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, July lands in the dry band about 33% of days. Sticky, muggy-or-worse air turns up on roughly 6% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
13031345
23030345
33030355
43030355
53129356
63129356
73228346
83228346
93327346
103427336
113527336
123527326
133627316
143627306
153628296
163629287
173630287
183631277
193632267
203533257
213534247
223435247
233436237
243338236
253239226
263240226
273141226
283042236
293042235
303042235
313042235

Wind in July

Winds average 15 km/h in July.

Across July, 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
116light breeze
216light breeze
316light breeze
416light breeze
516light breeze
616light 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
3115light breeze

Sunrise & sunset in July

DaylightNight

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

Days grow by about 18 minutes over July. Sunrise moves from 6:45 AM to 6:39 AM, and sunset from 5:29 PM to 5:40 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
110.76:455:29
210.76:455:29
310.76:455:29
410.76:455:29
510.76:455:30
610.86:455:30
710.86:455:30
810.86:455:31
910.86:455:31
1010.86:455:32
1110.86:455:32
1210.86:455:32
1310.86:455:33
1410.86:445:33
1510.86:445:33
1610.86:445:34
1710.86:445:34
1810.86:445:35
1910.96:435:35
2010.96:435:35
2110.96:435:36
2210.96:435:36
2310.96:425:37
2410.96:425:37
2510.96:425:37
2610.96:415:38
2711.06:415:38
2811.06:405:39
2911.06:405:39
3011.06:405:39
3111.06:395:40

Solar energy in July

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in July, about 3.91 kWh/m².

For context, solar energy here swings from a low near 3.61 kWh/m² to a high of 6.65 kWh/m² in November across the year — July's 3.91 kWh/m² sits near the bottom.

012345151015202531
Solar energy (kWh/m²)Level
13.7Moderate
23.7Moderate
33.7Moderate
43.7Moderate
53.7Moderate
63.7Moderate
73.7Moderate
83.7Moderate
93.8Moderate
103.8Moderate
113.8Moderate
123.8Moderate
133.8Moderate
143.8Moderate
153.9Moderate
163.9Moderate
173.9Moderate
183.9Moderate
194.0Moderate
204.0Moderate
214.0Bright
224.0Bright
234.0Bright
244.1Bright
254.1Bright
264.1Bright
274.2Bright
284.2Bright
294.2Bright
304.3Bright
314.3Bright
Planning a trip in July

Hazard calendar for Mackay

In seasonPeak

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

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

Mackay's monsoon runs December–March, when most of the year's rain falls.

Cyclone
Monsoon
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is July a good time to visit Mackay?

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

7.8
Sightseeing
4th-best month of the year
4.7
Beach & pool
12th-best month of the year

July is one of the better times to visit Mackay for general sightseeing.

What to pack for Mackay in July

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

In July, Mackay sees daytime highs around 21°C and nights near 16°C. Little to plan around — just the basics. About 4 days see rain.

Sea temperature near Mackay in July

The nearest coast averages about 21°C in July — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 22 km away) is warmest in February at about 28°C and coldest in July near 21°C.

The water stays above 20°C all year — warm enough for a swim any month.

20°25°30°JanFebMarAprMayJunJulAugSepOctNovDeccoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan28Tropical
Feb28Tropical
Mar28Warm
Apr26Warm
May24Warm
Jun22Refreshing
Jul21Refreshing
Aug21Refreshing
Sep23Refreshing
Oct25Warm
Nov26Warm
Dec28Warm

UV index in Mackay in July

LowModerateHighVery highExtreme

Clear-sky midday UV in July peaks around 7 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Mackay peaks around February 10 at about 16 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 23 at about 7 (high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highHighVery highExtremeFeb 10UV 16Jun 23UV 7
UV index (midday)Level
Jan15Extreme
Feb16Extreme
Mar13Extreme
Apr11Extreme
May8Very high
Jun7High
Jul7High
Aug8Very high
Sep10Extreme
Oct12Extreme
Nov13Extreme
Dec13Extreme
Location & terrain

Where is Mackay?

Mackay sits at 21.2°S, 149.2°E, 11 m above sea level, in Australia. The nearest listed city is Airlie Beach, 109 km away.

RockhamptonTownsvilleKirwanGladstoneBundabergHervey BayCairns

Topography around Mackay

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

Within 3 km, the terrain around Mackay has only modest variations in elevation — a maximum elevation change of 17 m around an average of 8 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 300 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,248 m.

The land around Mackay is covered by artificial surfaces (43%) and grassland (23%) within 3 km, water (35%) within 16 km, and water (52%) and trees (32%) within 80 km.

3 km
17 m
16 km
300 m
80 km
1,248 m
treesgrasslandcroplandartificial surfacesbare terrainwatermangroves
July weather nearby: Airlie Beach 109 km · Rockhampton 283 km · Townsville 324 km · Kirwan 327 km · Gladstone 369 km · Bundaberg 526 km · Hervey Bay 589 km · Cairns 591 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 Mackay (-21.1534°, 149.1655°, elevation 11 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).