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Wollongong, New South Wales Weather by Month and Climate Averages
Monthly normals · Rain · Snow
Sunshine · Freeze dates · Records · Best time to visit
What is the weather like in Wollongong, New South Wales?
Wollongong, New South Wales gets 1108 mm of precipitation a year over about 129 rainy days. January is the warmest month (average high 25°C) and July the coldest (average low 10°C).
Humid subtropical climate
Wollongong, New South Wales has warm summers and mild winters. Daytime highs range from about 17°C in July to 25°C in February. February is usually the wettest month. The most comfortable time to visit is typically January and March to December, when daytime highs sit near 21°C.
| Season | Months | Avg low | Avg high |
|---|---|---|---|
| Winter | Jun–Aug | 11° | 18° |
| Spring | Sep–Nov | 14° | 21° |
| Summer | Dec–Feb | 19° | 24° |
| Autumn | Mar–May | 16° | 22° |
How much rain does Wollongong get?
Wollongong gets 1108 mm of precipitation in an average year, spread over about 129 days with measurable rain. That is more rainy days than 87% of Australia.
February is the wettest month, with 138 mm. September is the driest, with 55 mm. March has the most rainy days, about 14.
The longest dry spell in the last five years lasted 27 days, to July 30, 2025.
From October 2025 to September 2026 Wollongong got 911 mm of rain, against a normal of 1108 mm for those months. January 2026 had the most, with 158 mm.
Wollongong weather by month
Wollongong weather in January
In January, Wollongong averages a high of 25°C and a low of 19°C. It gets 77 mm of precipitation over about 12 rainy days. Estimated sunshine is 40% of daylight hours, derived from ERA5 cloud cover. The January record high is 37°C (2016) and the record low is 13°C (2010). January is one of the most comfortable months to visit.
Wollongong weather in February
In February, Wollongong averages a high of 25°C and a low of 19°C. It gets 138 mm of precipitation over about 13 rainy days. Estimated sunshine is 39% of daylight hours, derived from ERA5 cloud cover. The February record high is 38°C (2018) and the record low is 13°C (2013).
Wollongong weather in March
In March, Wollongong averages a high of 24°C and a low of 18°C. It gets 131 mm of precipitation over about 14 rainy days. Estimated sunshine is 43% of daylight hours, derived from ERA5 cloud cover. The March record high is 38°C (2023) and the record low is 11°C (2019). March is one of the most comfortable months to visit.
Wollongong weather in April
In April, Wollongong averages a high of 22°C and a low of 16°C. It gets 101 mm of precipitation over about 11 rainy days. Estimated sunshine is 54% of daylight hours, derived from ERA5 cloud cover. The April record high is 32°C (2005) and the record low is 9°C (2008). April is one of the most comfortable months to visit.
Wollongong weather in May
In May, Wollongong averages a high of 20°C and a low of 13°C. It gets 70 mm of precipitation over about 8 rainy days. Estimated sunshine is 55% of daylight hours, derived from ERA5 cloud cover. The May record high is 28°C (1998) and the record low is 6°C (1998). May is one of the most comfortable months to visit.
Wollongong weather in June
In June, Wollongong averages a high of 18°C and a low of 11°C. It gets 119 mm of precipitation over about 10 rainy days. Estimated sunshine is 57% of daylight hours, derived from ERA5 cloud cover. The June record high is 24°C (2004) and the record low is 6°C (2010). June is one of the most comfortable months to visit.
Wollongong weather in July
In July, Wollongong averages a high of 17°C and a low of 10°C. It gets 77 mm of precipitation over about 9 rainy days. Estimated sunshine is 56% of daylight hours, derived from ERA5 cloud cover. The July record high is 27°C (2017) and the record low is 4°C (2007). July is one of the most comfortable months to visit.
Wollongong weather in August
In August, Wollongong averages a high of 18°C and a low of 11°C. It gets 94 mm of precipitation over about 8 rainy days. Estimated sunshine is 58% of daylight hours, derived from ERA5 cloud cover. The August record high is 30°C (2024) and the record low is 6°C (2009). August is one of the most comfortable months to visit.
Wollongong weather in September
In September, Wollongong averages a high of 20°C and a low of 12°C. It gets 55 mm of precipitation over about 9 rainy days. Estimated sunshine is 58% of daylight hours, derived from ERA5 cloud cover. The September record high is 34°C (2023) and the record low is 6°C (2012). September is one of the most comfortable months to visit.
Wollongong weather in October
In October, Wollongong averages a high of 22°C and a low of 14°C. It gets 78 mm of precipitation over about 11 rainy days. Estimated sunshine is 46% of daylight hours, derived from ERA5 cloud cover. The October record high is 38°C (2004) and the record low is 6°C (2012). October is one of the most comfortable months to visit.
Wollongong weather in November
In November, Wollongong averages a high of 22°C and a low of 16°C. It gets 94 mm of precipitation over about 12 rainy days. Estimated sunshine is 38% of daylight hours, derived from ERA5 cloud cover. The November record high is 39°C (2020) and the record low is 9°C (2006). November is one of the most comfortable months to visit.
Wollongong weather in December
In December, Wollongong averages a high of 24°C and a low of 18°C. It gets 75 mm of precipitation over about 12 rainy days. Estimated sunshine is 45% of daylight hours, derived from ERA5 cloud cover. The December record high is 38°C (2004) and the record low is 11°C (2011). December is one of the most comfortable months to visit.
Sunshine, humidity and wind in Wollongong
August is the sunniest month in Wollongong, with estimated sunshine of 58% of daylight hours from ERA5 cloud cover. November is the cloudiest, at 38%. The annual cloud-cover estimate is 49% of daylight hours; it is not a measurement of sunshine duration. Wollongong is cloudier than 66% of Australia.
Humidity peaks in January at 80% and is lowest in June at 69%.
Wollongong has about 5 days a year above 32°C. Wollongong is cooler than 90% of Australia.
Wollongong weather records
These records cover BELLAMBI AWS during 1997–2026. Earlier records or other stations in the city may differ.
The hottest temperature on record at the Wollongong station is 39°C, on November 29, 2020. The coldest is 4°C, on July 17, 2007.
The wettest day in the available station history brought 240 mm of precipitation, on August 18, 1998.
29 all-time records have been set at the station since 1997.
The best time to visit Wollongong
The most comfortable time to visit is typically January and March to December, when daytime highs sit near 21°C.
Winter (June–August) is mild, with average highs around 18°C and lows near 11°C.
Spring (September–November) is warm, with average highs around 21°C and lows near 14°C.
Summer (December–February) is warm, with average highs around 25°C and lows near 19°C. It can feel humid.
Autumn (March–May) is warm, with average highs around 22°C and lows near 16°C.
Monthly climate
| Month | Average low | Average high | Precip | Rain days | Humidity | Estimated sunshine | Record high | Record low |
|---|---|---|---|---|---|---|---|---|
| January | 19° | 25° | 77 mm | 12 | 80% | 40% | 37° | 13° |
| February | 19° | 25° | 138 mm | 13 | 78% | 39% | 38° | 13° |
| March | 18° | 24° | 131 mm | 14 | 77% | 43% | 38° | 11° |
| April | 16° | 22° | 101 mm | 11 | 73% | 54% | 32° | 9° |
| May | 13° | 20° | 70 mm | 8 | 72% | 55% | 28° | 6° |
| June | 11° | 18° | 119 mm | 10 | 69% | 57% | 24° | 6° |
| July | 10° | 17° | 77 mm | 9 | 70% | 56% | 27° | 4° |
| August | 11° | 18° | 94 mm | 8 | 70% | 58% | 30° | 6° |
| September | 12° | 20° | 55 mm | 9 | 69% | 58% | 34° | 6° |
| October | 14° | 22° | 78 mm | 11 | 74% | 46% | 38° | 6° |
| November | 16° | 22° | 94 mm | 12 | 77% | 38% | 39° | 9° |
| December | 18° | 24° | 75 mm | 12 | 78% | 45% | 38° | 11° |
Station: BELLAMBI AWS, 7 km from the city. Temperature normal baseline: 1991–2020, calculated from available NOAA GHCN-Daily observations. Available station history: 1997–2026; record values refer to this station and period, not the entire city’s history. Precipitation includes rain and the water equivalent of frozen precipitation; snowfall depth is shown separately when available. Sources and methods
From ERA5 reanalysis. Sunshine is estimated from cloud cover.
Wollongong climate questions
How much rain does Wollongong get?
Wollongong gets 1108 mm of precipitation in an average year, over about 129 rainy days.
What is the wettest month in Wollongong?
February is the wettest month in Wollongong, with 138 mm. September is the driest, with 55 mm.
How many rainy days does Wollongong have a year?
Wollongong has about 129 days with measurable rain in an average year. March has the most, about 14.
What is the hottest month in Wollongong?
January is the warmest month in Wollongong, with an average high of 25°C.
What is the coldest month in Wollongong?
July is the coldest month in Wollongong, with an average low of 10°C.
What is the record high temperature in Wollongong?
Within the available 1997–2026 station history, the record high at the Wollongong station is 39°C, set on November 29, 2020. The record low is 4°C, on July 17, 2007.
What is the sunniest month in Wollongong?
August is the sunniest month in Wollongong, with estimated sunshine of 58% of daylight hours from ERA5 cloud cover. November is the cloudiest.
What is the best time to visit Wollongong?
The most comfortable time to visit is typically January and March to December, when daytime highs sit near 21°C.