Bairnsdale in Summer

In summer (December, January and February), Bairnsdale sees average daytime highs around 24°C and overnight lows near 13°C, with 192 mm of rain over about 25 wet days across the season. It is the warmest season of the year and the 2nd-wettest season.

Across summer, daytime highs hold fairly steady around 24°C. The sky is clear or mostly clear about 32% of the time across summer, and the air most often feels dry.

Summer is Bairnsdale's best season of the year to visit on our travel score. For the whole year in context, see Bairnsdale's year-round climate.

Avg daytime high
24°C
warmest season of the year
Avg overnight low
13°C
Rainfall
192 mm
25 wet days
Avg wind
9 km/h
Travel score
7.1
best season of the year
Months
Dec · Jan · Feb

Temperature in Bairnsdale in Summer

Average highAverage lowShaded bands: 10–90% of days

Across summer, daytime highs hold fairly steady around 24°C.

A typical summer day in Bairnsdale reaches about 24°C and drops to 13°C overnight. The warmest of the three months is January, the coolest December.

10°20°30°DecJanFeb

Bairnsdale weather by month

How the three summer months (December, January and February) compare with the rest of the year — the season's months are highlighted.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan25° / 14°588.214.37.2
Feb25° / 14°627.513.57.2
Mar23° / 12°477.312.37.3
Apr20° / 10°547.211.16.7
May16° / 346.6105.6
Jun14° / 638.69.44.2
Jul13° / 448.19.64.1
Aug15° / 469.210.54.6
Sep17° / 589.911.75.5
Oct19° / 7010.7136.1
Nov21° / 10°8510.8146.4
Dec23° / 12°729.114.67.0

Cloud cover in Summer

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 32% of the time across summer.

0%25%50%75%100%DecJanFeb

Chance of precipitation in Summer

Any precipitation

Bairnsdale gets around 192 mm of rain over 25 wet days across summer. The line is the day-by-day chance of measurable precipitation.

0%10%20%30%40%50%DecJanFeb

Humidity in Summer

DryComfortableHumidMuggyOppressiveMiserable

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

0%25%50%75%100%DecJanFeb

Wind in Summer

Winds average 9 km/h across summer.

051015DecJanFeb

Sunrise & sunset in Summer

DaylightNight

Daylight runs from about 14 h 24 min in early December to 13 hours by late February. The lit band spans sunrise to sunset each day.

12 AM4 AM8 AM12 PM4 PM8 PM12 AMDecJanFeb

Solar energy in Summer

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day across summer, about 6.5 kWh/m².

02468DecJanFeb
Planning a trip in summer

Hazard calendar for Bairnsdale

In seasonPeak

In summer, Bairnsdale overlaps its cyclone season. The full year is below, with each hazard's peak months called out.

Bairnsdale 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 summer a good time to visit Bairnsdale?

Our two travel scores rate summer for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.

7.1
Sightseeing
1st-best month of the year
6.2
Beach & pool
1st-best month of the year

summer is one of the better times to visit Bairnsdale for general sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Bairnsdale in Summer

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

In summer, Bairnsdale sees daytime highs around 24°C and nights near 13°C. Pack sun protection. Worth having: light clothes and rain gear. About 25 days see rain.

sun protectionlight clothesrain gear

Sea temperature near Bairnsdale in Summer

The nearest coast averages about 18°C across summer — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 24 km away) is warmest in February at about 19°C and coldest in August near 12°C.

The water stays below 20°C all year — cool enough that most swimmers want a wetsuit.

10°15°20°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshing
Sea temperature (°C)Comfort
Jan19Cool
Feb19Cool
Mar18Cool
Apr17Cool
May16Cool
Jun14Bracing
Jul13Bracing
Aug12Bracing
Sep13Bracing
Oct14Bracing
Nov15Cool
Dec17Cool

UV index in Bairnsdale in Summer

LowModerateHighVery highExtreme

Clear-sky midday UV across summer averages around 11 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Bairnsdale peaks around December 21 at about 12 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 18 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 highModerateLowModerateVery highExtremeDec 21UV 12Jun 18UV 2
UV index (midday)Level
Jan11Extreme
Feb10Very high
Mar8Very high
Apr5Moderate
May3Moderate
Jun2Low
Jul2Moderate
Aug3Moderate
Sep4Moderate
Oct8Very high
Nov9Very high
Dec12Extreme

Air quality in Bairnsdale in Summer

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where summer falls, not just the annual average.

Air quality in Bairnsdale is worst in January — around 38 µg/m³ PM2.5 (poor), about 16.0× the cleanest month (June, 2 µg/m³).

Modeled monthly averages (CAMS reanalysis, 2015–2024).

010203040JanFebMarAprMayJunJulAugSepOctNovDecModerateModerateGoodModerateJan 1038 µg/m³Jun 232 µg/m³
PM2.5 (µg/m³)Level
Jan38Poor
Feb10Good
Mar14Moderate
Apr12Moderate
May6Good
Jun2Good
Jul3Good
Aug3Good
Sep4Good
Oct11Good
Nov10Good
Dec36Poor
Location & terrain

Where is Bairnsdale?

Bairnsdale sits at 37.8°S, 147.6°E, 26 m above sea level, in Australia. The nearest listed city is Traralgon, 102 km away.

Topography around Bairnsdale

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

Within 3 km, the terrain around Bairnsdale has only modest variations in elevation — a maximum elevation change of 72 m around an average of 18 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 479 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,640 m.

The land around Bairnsdale is covered by grassland (47%) and artificial surfaces (21%) within 3 km, grassland (57%) and trees (24%) within 16 km, and trees (51%) and water (25%) within 80 km.

3 km
72 m
16 km
479 m
80 km
1,640 m
treesgrasslandcroplandartificial surfaceswaterwetland
Summer weather nearby: Traralgon 102 km · Warragul 152 km · Pakenham 189 km · Officer 195 km · Lilydale 199 km · Wangaratta 199 km · Berwick 200 km · Wodonga 200 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 Bairnsdale (-37.8229°, 147.6104°, elevation 26 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.