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Wollongong in January

New South Wales, Australia · Summer Peak Season
8.0/10
Comfort Score for January 1.4 above annual avg · 1.9 above national January avg
Ranked #62 of 213 cities for January comfort

January in Wollongong is peak summer, and the weather reflects it. You're looking at average daily highs of 25.2 degrees.

Daytime highs average 25.2 degrees, dropping to 18.8 degrees overnight. That's a 6-degree swing between day and night. Comfortable during the day, with evenings that invite a light layer.

At 25.2 degrees, January runs 4.2 degrees above Wollongong's annual average of 21.0 degrees.

The rain data says 158mm over 20 days. When it rains here, it means it.

Sunshine-wise, January delivers around 20.6 MJ/m2 of daily solar radiation. UV sits in the extreme category. Sunscreen, hat, and sunnies are all essential. You can burn in under 10 minutes.

Our Comfort Score rates January at 8.0/10. That's about as good as it gets.

Packing tip: bring t-shirts with a light layer for evenings, waterproof gear, and serious sun protection.

The full data breakdown is below. You can also see how other Australian cities compare in January.

January at a Glance

Average High ▼
25.2°C
Daily maximum
4.2° above annual avg, 3.5° vs national avg
Average Low ▼
18.8°C
Overnight minimum
4.9° above annual avg, 0.6° vs national avg
Rainfall ▲
158mm
20 rain days
41.3mm above annual avg, 30.7mm vs national avg
Rain Probability
65%
Daily chance of rain
Solar Exposure
20.6
MJ/m2 per day
Humidity
63%
Moderate
Comfort ▲
8.0/10
Excellent

Temperature Range

18.8°C
25.2°C

Daily temperature range in January. The bar shows the typical spread between overnight lows and afternoon highs.

What to Pack

Coming From Overseas?

How January in Wollongong stacks up against major cities around the world.

London
About 17 degrees warmer and considerably wetter.
New York
About 21 degrees warmer and considerably wetter.
Tokyo
About 15 degrees warmer and considerably wetter.

How January Compares

Wollongong's monthly climate at a glance. January is highlighted.

Month Max Min Rain Comfort
Jan 25.2 18.8 158mm 8.0
Feb 25.0 18.7 123mm 8.1
Mar 24.2 16.8 88mm 9.2
Apr 20.9 13.9 199mm 6.2
May 17.9 11.7 225mm 3.0
Jun 15.6 9.4 195mm 2.1
Jul 15.4 9.3 36mm 3.5
Aug 18.6 10.5 32mm 6.2
Sep 20.3 11.2 52mm 7.7
Oct 20.2 12.2 99mm 7.3
Nov 23.2 16.5 138mm 8.5
Dec 25.4 17.8 52mm 9.6

January in Other Australian Cities

Sydney in January26.6°C, 118mm Melbourne in January24.5°C, 141mm Brisbane in January29.4°C, 268mm Perth in January30.2°C, 1mm Adelaide in January26.8°C, 85mm Gold Coast in January28.5°C, 195mm Newcastle in January27.7°C, 48mm Canberra in January25.4°C, 105mm Sunshine Coast in January28.4°C, 425mm Hobart in January22.4°C, 71mm Geelong in January24.2°C, 49mm Townsville in January30.9°C, 279mm Cairns in January31.2°C, 689mm Darwin in January29.9°C, 750mm Toowoomba in January28.1°C, 209mm Ballarat in January23.5°C, 78mm Bendigo in January26.7°C, 91mm Albury in January28.3°C, 98mm Launceston in January24.3°C, 59mm Mackay in January30.2°C, 172mm Rockhampton in January32.7°C, 99mm Bundaberg in January30.5°C, 108mm Bunbury in January29.4°C, 2mm Coffs Harbour in January27.6°C, 184mm Wagga Wagga in January29.2°C, 103mm Hervey Bay in January29.8°C, 107mm Shepparton in January28.6°C, 94mm Tamworth in January32.5°C, 41mm Port Macquarie in January27.0°C, 84mm Orange in January25.5°C, 110mm Dubbo in January32.4°C, 58mm Warrnambool in January21.6°C, 58mm Mildura in January32.1°C, 27mm Gladstone in January30.5°C, 114mm Bathurst in January26.8°C, 95mm Geraldton in January29.7°C, 0mm Mount Gambier in January23.7°C, 70mm Nowra in January25.8°C, 122mm Alice Springs in January37.9°C, 22mm Traralgon in January24.8°C, 107mm Lismore in January29.0°C, 243mm Caloundra in January28.4°C, 376mm Armidale in January25.7°C, 64mm Albany in January22.7°C, 32mm Kalgoorlie in January34.5°C, 15mm Emerald in January33.7°C, 176mm Broken Hill in January34.0°C, 39mm Grafton in January29.6°C, 136mm Whyalla in January30.9°C, 34mm Murray Bridge in January27.6°C, 79mm Port Augusta in January33.6°C, 35mm Port Lincoln in January24.0°C, 54mm Port Pirie in January31.7°C, 36mm Victor Harbor in January21.5°C, 81mm Mount Isa in January34.3°C, 176mm Longreach in January37.4°C, 100mm Roma in January33.9°C, 115mm Charleville in January35.8°C, 142mm Broome in January30.8°C, 6mm Karratha in January37.3°C, 0mm Port Hedland in January34.4°C, 4mm Esperance in January23.2°C, 36mm Carnarvon in January31.0°C, 0mm Exmouth in January35.6°C, 0mm Mandurah in January29.6°C, 4mm Rockingham in January29.0°C, 1mm Margaret River in January26.4°C, 9mm Griffith in January31.0°C, 71mm Mudgee in January29.4°C, 65mm Maitland in January30.6°C, 70mm Cessnock in January29.4°C, 70mm Tweed Heads in January27.9°C, 253mm Forster in January28.0°C, 40mm Byron Bay in January27.4°C, 203mm Kiama in January25.2°C, 167mm Katoomba in January23.2°C, 157mm Moree in January35.5°C, 61mm Inverell in January29.5°C, 80mm Cooma in January24.5°C, 110mm Young in January27.8°C, 92mm Parkes in January30.7°C, 73mm Forbes in January31.6°C, 54mm Cowra in January29.9°C, 68mm Goulburn in January24.6°C, 123mm Lithgow in January24.3°C, 135mm Singleton in January31.6°C, 42mm Muswellbrook in January30.7°C, 97mm Narrabri in January35.0°C, 60mm Bourke in January36.3°C, 99mm Lightning Ridge in January36.5°C, 53mm Hay in January30.6°C, 97mm Deniliquin in January30.3°C, 80mm Jindabyne in January23.6°C, 147mm Batemans Bay in January24.5°C, 106mm Ulladulla in January24.9°C, 126mm Merimbula in January23.4°C, 70mm Wodonga in January28.3°C, 101mm Wangaratta in January28.8°C, 144mm Echuca in January29.6°C, 116mm Horsham in January27.8°C, 83mm Hamilton in January24.8°C, 57mm Colac in January24.0°C, 60mm Sale in January25.0°C, 107mm Bairnsdale in January25.1°C, 151mm Lakes Entrance in January22.9°C, 132mm Swan Hill in January29.6°C, 101mm Portland in January21.2°C, 71mm Benalla in January28.6°C, 102mm Wonthaggi in January22.1°C, 71mm Lorne in January23.0°C, 45mm Bright in January28.2°C, 147mm Falls Creek in January18.2°C, 184mm Noosa in January27.7°C, 326mm Maryborough in January30.9°C, 195mm Gympie in January30.1°C, 272mm Warwick in January29.5°C, 122mm Dalby in January31.7°C, 275mm Kingaroy in January29.0°C, 207mm Biloela in January33.5°C, 163mm Yeppoon in January30.5°C, 153mm Bowen in January31.3°C, 115mm Ayr in January31.8°C, 199mm Innisfail in January31.5°C, 516mm Atherton in January27.5°C, 418mm Port Douglas in January30.5°C, 680mm Cooktown in January31.2°C, 413mm Weipa in January30.9°C, 436mm Charters Towers in January33.3°C, 157mm Cloncurry in January34.3°C, 322mm Winton in January35.9°C, 200mm Birdsville in January41.6°C, 31mm Stanthorpe in January26.6°C, 129mm Ceduna in January28.4°C, 52mm Coober Pedy in January37.8°C, 22mm Renmark in January32.7°C, 37mm Berri in January32.9°C, 31mm Clare in January29.0°C, 51mm Barossa Valley in January28.6°C, 95mm Goolwa in January23.2°C, 112mm Kingscote in January23.9°C, 58mm Naracoorte in January27.4°C, 37mm Devonport in January22.1°C, 81mm Burnie in January21.6°C, 63mm Ulverstone in January21.5°C, 61mm St Helens in January22.3°C, 41mm Strahan in January19.0°C, 126mm Cradle Mountain in January16.2°C, 148mm Swansea in January22.7°C, 62mm Queenstown in January20.2°C, 201mm Katherine in January32.4°C, 420mm Tennant Creek in January34.2°C, 271mm Nhulunbuy in January30.9°C, 294mm Yulara in January39.8°C, 7mm Kununurra in January33.7°C, 365mm Newman in January39.6°C, 133mm Tom Price in January39.7°C, 19mm Meekatharra in January38.4°C, 30mm Northam in January34.4°C, 1mm Katanning in January29.4°C, 29mm Denmark in January22.4°C, 31mm Dunsborough in January28.2°C, 2mm Penrith in January28.3°C, 106mm Richmond in January29.2°C, 107mm Campbelltown in January27.6°C, 90mm Gosford in January27.6°C, 86mm Sunbury in January24.0°C, 142mm Bacchus Marsh in January24.7°C, 106mm Ocean Grove in January22.7°C, 48mm Torquay in January22.8°C, 49mm Phillip Island in January22.0°C, 53mm Daylesford in January23.3°C, 99mm Airlie Beach in January30.0°C, 168mm Mission Beach in January30.1°C, 499mm Seventeen Seventy in January29.8°C, 141mm Agnes Water in January29.6°C, 141mm Rainbow Beach in January28.7°C, 276mm Coolangatta in January27.9°C, 252mm Surfers Paradise in January28.5°C, 195mm Thredbo in January18.4°C, 165mm Perisher in January18.9°C, 181mm Nelson Bay in January28.9°C, 43mm Terrigal in January26.7°C, 83mm Lennox Head in January27.4°C, 242mm Yamba in January27.9°C, 160mm Narooma in January24.4°C, 82mm Eden in January23.7°C, 74mm Coral Bay in January30.2°C, 0mm Monkey Mia in January33.5°C, 0mm Kalbarri in January31.2°C, 0mm Jurien Bay in January30.1°C, 0mm Busselton in January30.2°C, 1mm Walpole in January22.8°C, 44mm McLaren Vale in January26.1°C, 45mm Hahndorf in January24.9°C, 103mm Robe in January22.0°C, 34mm Jabiru in January32.1°C, 575mm Mataranka in January32.9°C, 405mm Bicheno in January20.8°C, 67mm Bruny Island in January20.2°C, 72mm Port Arthur in January20.7°C, 99mm White Cliffs in January36.2°C, 50mm Tibooburra in January38.0°C, 73mm Oodnadatta in January40.3°C, 7mm Marree in January38.9°C, 20mm Marble Bar in January42.7°C, 24mm Halls Creek in January35.7°C, 169mm Fitzroy Crossing in January37.8°C, 104mm Wyndham in January34.2°C, 400mm Thursday Island in January29.9°C, 436mm Norfolk Island in January23.5°C, 70mm Christmas Island in January26.9°C, 178mm Lord Howe Island in January24.0°C, 63mm

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