Mill Park weather in December

In December, Mill Park sees average daytime highs of 24°C and overnight lows near 12°C, with 60 mm of rain across 7.9 wet days and about 14.6 hours of daylight. It is the 3rd-warmest and 4th-wettest month of the year here.

Highs climb over the month, from about 23°C in the first days to 24°C by the end. The sky is clear or mostly clear about 29% of the time in December, and the air most often feels dry.

Daylight stretches from about 14 h 24 min at the start of December to 14 h 36 min by month's end. Set against the rest of the year, December is Mill Park's 4th-clearest and 7th-windiest month. For the whole year in context, see Mill Park's year-round climate.

Daytime high
24°
3rd warmest
Overnight low
12°
9th coldest
Rainfall
60 mm
7.9 wet days
Daylight
14 h 36 min
5:58 AM – 8:34 PM
Cloud cover
59%
4th clearest
Wind
14 km/h
7th windiest
Solar energy
6.95 kWh/m²
Travel score
7.2
out of 10

Mill Park is suburb of Melbourne, Victoria, Australia.

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

Temperature in December

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 23°C in the first days to 24°C by the end.

A typical December day in Mill Park reaches about 24°C in the afternoon and slips back to 12°C overnight — a 11°C spread between the day's warmth and the night's chill. On most days the high lands between 17°C and 32°C. Set against its neighbours, December runs about 2°C warmer than November and about 2°C cooler than January.

10°20°30°151015202531
Avg high (°C)Avg low (°C)
12312
22312
32312
42312
52312
62312
72312
82312
92312
102312
112312
122312
132312
142312
152312
162412
172412
182412
192412
202413
212413
222413
232413
242413
252413
262413
272413
282413
292413
302413
312513

Mill Park weather by month

How December compares with the rest of the year at a glance. December is the 3rd-warmest and 4th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan26° / 14°49614.37.5
Feb25° / 14°445.613.57.5
Mar23° / 13°355.512.37.6
Apr20° / 10°46711.16.6
May16° / 438.5105.2
Jun14° / 5010.19.43.8
Jul13° / 44119.73.5
Aug14° / 5111.210.54.0
Sep16° / 6111.711.75.0
Oct19° / 6110.4136.0
Nov21° / 11°619.2146.6
Dec24° / 12°607.914.67.2

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 29% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 16% of December, with mostly cloudy or overcast conditions the remaining 55%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14357
24357
34357
44456
54357
64456
74555
84555
94555
104456
114456
124456
134357
144357
154456
164357
174357
184357
194357
204357
214456
224555
234555
244654
254654
264753
274852
284852
294951
305050
315050

Chance of precipitation in December

Any precipitation

Mill Park gets around 60 mm of rain over 7.9 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 25% and peaks near 29% on the wettest days. The odds ease toward the end of the month.

0%10%20%30%40%151015202531
Rain chance (%)
129
228
328
428
528
628
727
827
927
1026
1126
1226
1326
1426
1526
1626
1726
1825
1925
2025
2125
2225
2324
2424
2523
2623
2723
2822
2922
3022
3121

Humidity in December

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, December lands in the dry band about 78% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
1811450
2811450
3811450
4811450
5811450
6811450
7811450
8811450
9811450
10801550
11801550
12801550
13791650
14791650
15791650
16791650
17781750
18771760
19771760
20771760
21761761
22761761
23761761
24761761
25751861
26751861
27741961
28741961
29732061
30732061
31722161

Wind in December

Winds average 14 km/h in December.

Across December, daily wind ranges from about 13 km/h on the calmest days to 14 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (km/h)Feels
113light breeze
213light breeze
314light breeze
414light breeze
514light breeze
614light breeze
714light breeze
814light breeze
914light breeze
1014light breeze
1113light breeze
1213light breeze
1313light breeze
1413light breeze
1513light breeze
1613light breeze
1713light breeze
1813light breeze
1914light breeze
2014light breeze
2114light breeze
2214light breeze
2314light breeze
2414light breeze
2514light breeze
2614light breeze
2714light breeze
2814light breeze
2914light breeze
3014light breeze
3114light breeze

Sunrise & sunset in December

DaylightNight

Daylight runs from about 14 h 24 min at the start of December to 14 h 36 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 12 minutes over December. Sunrise moves from 5:57 AM to 6:06 AM, and sunset from 8:22 PM to 8:40 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
114.45:578:22
214.45:578:23
314.45:578:24
414.55:578:25
514.55:578:25
614.55:578:26
714.55:578:27
814.55:578:28
914.55:578:29
1014.55:578:29
1114.65:578:30
1214.65:578:31
1314.65:578:32
1414.65:588:32
1514.65:588:33
1614.65:588:34
1714.65:588:34
1814.65:598:35
1914.65:598:35
2014.66:008:36
2114.66:008:36
2214.66:008:37
2314.66:018:37
2414.66:018:38
2514.66:028:38
2614.66:038:39
2714.66:038:39
2814.66:048:39
2914.66:048:40
3014.66:058:40
3114.66:068:40

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 6.95 kWh/m².

For context, solar energy here swings from a low near 1.8 kWh/m² to a high of 7.16 kWh/m² in January across the year — December's 6.95 kWh/m² sits near the top of that range.

02468151015202531
Solar energy (kWh/m²)Level
16.7Intense
26.8Intense
36.8Intense
46.8Intense
56.8Intense
66.8Intense
76.8Intense
86.8Intense
96.9Intense
106.9Intense
116.9Intense
126.9Intense
136.9Intense
147.0Intense
157.0Intense
167.0Intense
177.0Intense
187.0Intense
197.0Intense
207.1Intense
217.1Intense
227.1Intense
237.2Intense
247.2Intense
257.2Intense
267.3Intense
277.3Intense
287.3Intense
297.4Intense
307.4Intense
317.4Intense
Planning a trip in December

Hazard calendar for Mill Park

In seasonPeak

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

Mill Park 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 December a good time to visit Mill Park?

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

7.2
Sightseeing
4th-best month of the year
5.9
Beach & pool
4th-best month of the year

December is one of the better times to visit Mill Park for general sightseeing.

What to pack for Mill Park in December

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

In December, Mill Park sees daytime highs around 24°C and nights near 12°C. Pack sun protection. Worth having: light clothes. About 8 days see rain.

sun protectionlight clothes

Sea temperature near Mill Park in December

The nearest coast averages about 19°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 29 km away) is warmest in February at about 21°C and coldest in August near 11°C.

It's comfortable for a long swim from Jan 15 to Mar 11 — about 1.8 months when the water holds above 20°C.

10°15°20°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingcomfortable to swim
Sea temperature (°C)Comfort
Jan20Refreshing
Feb21Refreshing
Mar20Cool
Apr18Cool
May15Cool
Jun13Bracing
Jul12Bracing
Aug11Bracing
Sep12Bracing
Oct14Bracing
Nov17Cool
Dec19Cool

UV index in Mill Park in December

LowModerateHighVery highExtreme

Clear-sky midday UV in December peaks around 12 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Mill Park peaks around December 19 at about 12 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 17 at about 2 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 9 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highModerateModerateVery highExtremeDec 19UV 12Jun 17UV 2
UV index (midday)Level
Jan11Extreme
Feb10Extreme
Mar8Very high
Apr5Moderate
May3Moderate
Jun2Low
Jul2Moderate
Aug3Moderate
Sep5Moderate
Oct8Very high
Nov10Very high
Dec12Extreme
Location & terrain

Where is Mill Park?

Mill Park sits at 37.7°S, 145.1°E, 133 m above sea level, in Australia. The nearest listed city is South Morang, 3.0 km away.

Topography around Mill Park

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

Within 3 km, the terrain around Mill Park has only modest variations in elevation — a maximum elevation change of 121 m around an average of 120 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 290 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,478 m.

The land around Mill Park is covered by artificial surfaces (52%) and trees (30%) within 3 km, trees (33%), grassland (33%) and artificial surfaces (32%) within 16 km, and grassland (39%) and trees (38%) within 80 km.

3 km
121 m
16 km
290 m
80 km
1,478 m
treesgrasslandcroplandartificial surfacesbare terrainwaterwetland
December weather nearby: South Morang 3.0 km · Epping 3.0 km · Bundoora 4.0 km · Lalor 4.0 km · Thomastown 5.0 km · Greensborough 5.0 km · Mernda 8.0 km · Reservoir 8.0 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 Mill Park (-37.6667°, 145.0667°, elevation 133 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).