Hervey Bay weather in December

In December, Hervey Bay sees average daytime highs of 26°C and overnight lows near 23°C, with 93 mm of rain across 8.9 wet days and about 13.5 hours of daylight. It is the 4th-warmest and 4th-wettest month of the year here.

Day-to-day highs hold fairly steady near 26°C through the month. The sky is clear or mostly clear about 46% of the time in December, and the air most often feels muggy.

Daylight stretches from about 13 h 30 min at the start of December to 13 h 36 min by month's end. Set against the rest of the year, December is Hervey Bay's 10th-clearest and 4th-windiest month. For the whole year in context, see Hervey Bay's year-round climate.

Daytime high
26°
4th warmest
Overnight low
23°
10th coldest
Rainfall
93 mm
8.9 wet days
Daylight
13 h 36 min
4:58 AM – 6:32 PM
Cloud cover
50%
10th clearest
Wind
18 km/h
4th windiest
Solar energy
6.63 kWh/m²
Travel score
6.9
out of 10

Hervey Bay is city in Queensland, Australia.

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

Temperature in December

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 26°C through the month.

A typical December day in Hervey Bay reaches about 26°C in the afternoon and slips back to 23°C overnight — a 4°C spread between the day's warmth and the night's chill. On most days the high lands between 25°C and 28°C. Set against its neighbours, December runs about 1°C warmer than November and about 1°C cooler than January.

20°23°25°28°30°151015202531
Avg high (°C)Avg low (°C)
12622
22622
32622
42622
52623
62623
72623
82623
92623
102623
112623
122623
132623
142623
152623
162623
172723
182723
192723
202723
212723
222723
232723
242723
252723
262723
272723
282723
292723
302723
312723

Hervey Bay weather by month

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

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan27° / 24°10511.413.46.4
Feb27° / 24°1341212.96.1
Mar27° / 23°9510.212.26.7
Apr25° / 20°527.911.47.5
May23° / 18°577.210.87.5
Jun21° / 15°535.410.57.5
Jul20° / 14°303.910.67.7
Aug21° / 15°333.511.17.9
Sep22° / 17°283.911.88.2
Oct24° / 19°626.312.67.9
Nov25° / 21°487.213.27.5
Dec26° / 23°938.913.56.9

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 46% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 19% of December, with mostly cloudy or overcast conditions the remaining 35%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16832
26733
36634
46535
56535
66535
76436
86436
96337
106436
116436
126436
136535
146535
156535
166535
176634
186634
196634
206634
216634
226535
236535
246535
256436
266436
276337
286238
296238
306139
316139

Chance of precipitation in December

Any precipitation

Hervey Bay gets around 93 mm of rain over 8.9 wet days in December. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 29% and peaks near 36% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%40%50%151015202531
Rain chance (%)
126
226
327
428
528
628
729
829
929
1028
1128
1228
1327
1427
1527
1626
1726
1826
1926
2026
2127
2228
2328
2429
2530
2631
2732
2834
2935
3036
3136

Humidity in December

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, December lands in the muggy band about 40% of days. Sticky, muggy-or-worse air turns up on roughly 69% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
1183239200
2183140210
3073040220
4062941230
5062841240
6052842240
7052742251
8042643251
9042643261
10042643261
11042642261
12042642261
13042742261
14042741261
15042842261
16042841252
17042841252
18042841252
19042840262
20042740262
21042740272
22042739282
23042639283
24042539293
25032538303
26032438313
27032338324
28022238334
29022139344
30022039354
31011939355

Wind in December

Winds average 18 km/h in December.

Across December, daily wind ranges from about 18 km/h on the calmest days to 19 km/h at its breeziest. It stays fairly steady from day to day.

0510152025151015202531
Wind speed (km/h)Feels
118light breeze
218light breeze
318light breeze
418light breeze
518light breeze
618light breeze
718light breeze
818light breeze
918light breeze
1018light breeze
1118light breeze
1218light breeze
1318light breeze
1418light breeze
1518light breeze
1618light breeze
1718light breeze
1818light breeze
1918light breeze
2018light breeze
2118light breeze
2218light breeze
2318light breeze
2418light breeze
2518light breeze
2618light breeze
2719light breeze
2819light breeze
2919light breeze
3019light breeze
3119light breeze

Sunrise & sunset in December

DaylightNight

Daylight runs from about 13 h 30 min at the start of December to 13 h 36 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 6 minutes over December. Sunrise moves from 4:55 AM to 5:05 AM, and sunset from 6:23 PM to 6:39 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.54:556:23
213.54:556:23
313.54:556:24
413.54:556:25
513.54:556:25
613.54:556:26
713.54:566:27
813.54:566:27
913.54:566:28
1013.54:566:29
1113.54:566:29
1213.54:576:30
1313.64:576:30
1413.64:576:31
1513.64:586:32
1613.64:586:32
1713.64:586:33
1813.64:596:33
1913.64:596:34
2013.65:006:34
2113.65:006:35
2213.65:016:35
2313.65:016:36
2413.65:026:36
2513.65:026:37
2613.65:036:37
2713.65:036:37
2813.65:046:38
2913.65:046:38
3013.65:056:38
3113.65:056:39

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 6.63 kWh/m² — the sunniest month for solar.

For context, solar energy here swings from a low near 3.28 kWh/m² to a high of 6.63 kWh/m² in December across the year — December's 6.63 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
16.7Intense
26.7Intense
36.7Intense
46.7Intense
56.7Intense
66.7Intense
76.7Intense
86.7Intense
96.7Intense
106.7Intense
116.7Intense
126.7Intense
136.7Intense
146.7Intense
156.7Intense
166.7Intense
176.7Intense
186.7Intense
196.7Intense
206.7Intense
216.7Intense
226.7Intense
236.7Intense
246.7Intense
256.7Intense
266.7Intense
276.7Intense
286.7Intense
296.7Intense
306.7Intense
316.7Intense
Planning a trip in December

Hazard calendar for Hervey Bay

In seasonPeak

In December, Hervey Bay sits inside its cyclone and rainy season season. The full year is below, with each hazard's peak months called out.

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

Hervey Bay's rainy season runs October–October, when most of the year's rain falls.

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

Is December a good time to visit Hervey Bay?

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

6.9
Sightseeing
9th-best month of the year
6.8
Beach & pool
1st-best month of the year

December is a reasonable time to visit Hervey Bay for sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Hervey Bay in December

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

In December, Hervey Bay sees daytime highs around 26°C and nights near 23°C. Pack sun protection. Worth having: light clothes and rain gear. About 9 days see rain.

sun protectionlight clothesrain gear

Sea temperature near Hervey Bay in December

The nearest coast averages about 26°C in December — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 21 km away) is warmest in February at about 27°C and coldest in July near 20°C.

It's comfortable for a long swim from Aug 23 to Jul 6 — about 10.5 months when the water holds above 20°C.

20°25°30°JanFebMarAprMayJunJulAugSepOctNovDeccoolrefreshingwarmtropicalcomfortable to swimcomfortable to swim
Sea temperature (°C)Comfort
Jan27Warm
Feb27Warm
Mar27Warm
Apr25Warm
May23Refreshing
Jun21Refreshing
Jul20Cool
Aug20Cool
Sep21Refreshing
Oct23Refreshing
Nov25Warm
Dec26Warm

UV index in Hervey Bay in December

LowModerateHighVery highExtreme

Clear-sky midday UV in December 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 Hervey Bay peaks around February 10 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 19 at about 5 (moderate).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highHighHighVery highExtremeFeb 10UV 14Jun 19UV 5
UV index (midday)Level
Jan14Extreme
Feb14Extreme
Mar11Extreme
Apr9Very high
May6High
Jun5Moderate
Jul5High
Aug7High
Sep8Very high
Oct11Extreme
Nov12Extreme
Dec14Extreme
Location & terrain

Where is Hervey Bay?

Hervey Bay sits at 25.3°S, 152.8°E, 9 m above sea level, in Australia. The nearest listed city is Maryborough, 29 km away.

Topography around Hervey Bay

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

Within 3 km, the terrain around Hervey Bay has only modest variations in elevation — a maximum elevation change of 69 m around an average of 16 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 92 m; within 80 km, large variations in elevation — a maximum elevation change of 665 m.

The land around Hervey Bay is covered by grassland (43%) and trees (34%) within 3 km, water (41%) and trees (36%) within 16 km, and water (44%) and trees (39%) within 80 km.

3 km
69 m
16 km
92 m
80 km
665 m
treesgrasslandcroplandartificial surfacesbare terrainwaterwetlandmangroves
December weather nearby: Maryborough 29 km · Bundaberg 63 km · Gympie 101 km · Noosa 127 km · Sunshine Coast 155 km · Maroochydore 156 km · Buderim 158 km · Caloundra 172 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 Hervey Bay (-25.2876°, 152.7694°, elevation 9 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).