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Sydney, 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 Sydney, New South Wales?
Sydney, New South Wales gets 989 mm of precipitation a year over about 126 rainy days. January is the warmest month (average high 28°C) and July the coldest (average low 8°C).
Humid subtropical climate
Sydney, New South Wales has warm summers and mild winters. Daytime highs range from about 18°C in July to 28°C in January. June is usually the wettest month. The most comfortable time to visit is typically March to May and July to December, when daytime highs sit near 23°C.
| Season | Months | Avg low | Avg high |
|---|---|---|---|
| Winter | Jun–Aug | 9° | 18° |
| Spring | Sep–Nov | 14° | 23° |
| Summer | Dec–Feb | 19° | 27° |
| Autumn | Mar–May | 15° | 23° |
How much rain does Sydney get?
Sydney gets 989 mm of precipitation in an average year, spread over about 126 days with measurable rain. That is more rainy days than 85% of Australia.
June is the wettest month, with 123 mm. October is the driest, with 56 mm. March has the most rainy days, about 13.
The longest dry spell in the last five years lasted 19 days, to September 12, 2024.
From October 2025 to September 2026 Sydney got 732 mm of rain, against a normal of 989 mm for those months. January 2026 had the most, with 121 mm.
Sydney weather by month
Sydney weather in January
In January, Sydney averages a high of 28°C and a low of 20°C. It gets 81 mm of precipitation over about 11 rainy days. Estimated sunshine is 42% of daylight hours, derived from ERA5 cloud cover. The January record high is 47°C (2013) and the record low is 12°C (1972).
Sydney weather in February
In February, Sydney averages a high of 27°C and a low of 20°C. It gets 117 mm of precipitation over about 12 rainy days. Estimated sunshine is 41% of daylight hours, derived from ERA5 cloud cover. The February record high is 43°C (2017) and the record low is 12°C (1972).
Sydney weather in March
In March, Sydney averages a high of 26°C and a low of 18°C. It gets 95 mm of precipitation over about 13 rainy days. Estimated sunshine is 43% of daylight hours, derived from ERA5 cloud cover. The March record high is 41°C (1983) and the record low is 9°C (1984). March is one of the most comfortable months to visit.
Sydney weather in April
In April, Sydney averages a high of 23°C and a low of 15°C. It gets 96 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 37°C (2018) and the record low is 6°C (1978). April is one of the most comfortable months to visit.
Sydney weather in May
In May, Sydney averages a high of 21°C and a low of 12°C. It gets 90 mm of precipitation over about 10 rainy days. Estimated sunshine is 56% of daylight hours, derived from ERA5 cloud cover. The May record high is 29°C (1994) and the record low is 3°C (1970). May is one of the most comfortable months to visit.
Sydney weather in June
In June, Sydney averages a high of 18°C and a low of 10°C. It gets 123 mm of precipitation over about 11 rainy days. Estimated sunshine is 59% of daylight hours, derived from ERA5 cloud cover. The June record high is 26°C (1997) and the record low is 2°C (1985).
Sydney weather in July
In July, Sydney averages a high of 18°C and a low of 8°C. It gets 72 mm of precipitation over about 10 rainy days. Estimated sunshine is 58% of daylight hours, derived from ERA5 cloud cover. The July record high is 27°C (2016) and the record low is 1°C (1970). July is one of the most comfortable months to visit.
Sydney weather in August
In August, Sydney averages a high of 19°C and a low of 9°C. It gets 63 mm of precipitation over about 8 rainy days. Estimated sunshine is 62% of daylight hours, derived from ERA5 cloud cover. The August record high is 32°C (2024) and the record low is 2°C (1974). August is one of the most comfortable months to visit.
Sydney weather in September
In September, Sydney averages a high of 22°C and a low of 12°C. It gets 58 mm of precipitation over about 8 rainy days. Estimated sunshine is 60% of daylight hours, derived from ERA5 cloud cover. The September record high is 36°C (2023) and the record low is 4°C (1970). September is one of the most comfortable months to visit.
Sydney weather in October
In October, Sydney averages a high of 23°C and a low of 14°C. It gets 56 mm of precipitation over about 10 rainy days. Estimated sunshine is 49% of daylight hours, derived from ERA5 cloud cover. The October record high is 39°C (2004) and the record low is 6°C (1972). October is one of the most comfortable months to visit.
Sydney weather in November
In November, Sydney averages a high of 25°C and a low of 17°C. It gets 72 mm of precipitation over about 12 rainy days. Estimated sunshine is 41% of daylight hours, derived from ERA5 cloud cover. The November record high is 43°C (1982) and the record low is 8°C (1986). November is one of the most comfortable months to visit.
Sydney weather in December
In December, Sydney averages a high of 27°C and a low of 18°C. It gets 67 mm of precipitation over about 11 rainy days. Estimated sunshine is 47% of daylight hours, derived from ERA5 cloud cover. The December record high is 43°C (2023) and the record low is 11°C (1987). December is one of the most comfortable months to visit.
Sunshine, humidity and wind in Sydney
August is the sunniest month in Sydney, with estimated sunshine of 62% of daylight hours from ERA5 cloud cover. February is the cloudiest, at 41%. The annual cloud-cover estimate is 51% of daylight hours; it is not a measurement of sunshine duration. Sydney is cloudier than 58% of Australia.
Humidity peaks in January at 78% and is lowest in September at 66%.
Sydney has about 14 days a year above 32°C. Sydney is cooler than 75% of Australia.
Sydney weather records
These records cover SYDNEY AIRPORT AMO during 1970–2026. Earlier records or other stations in the city may differ.
The hottest temperature on record at the Sydney station is 47°C, on January 18, 2013. The coldest is 1°C, on July 16, 1970.
The wettest day in the available station history brought 216 mm of precipitation, on February 3, 1990.
39 all-time records have been set at the station since 1970.
The annual mean temperature has changed by +0.4°C per decade since 1970.
The best time to visit Sydney
The most comfortable time to visit is typically March to May and July to December, when daytime highs sit near 23°C.
Winter (June–August) is mild, with average highs around 18°C and lows near 9°C.
Spring (September–November) is warm, with average highs around 23°C and lows near 14°C.
Summer (December–February) is warm, with average highs around 27°C and lows near 19°C. It can feel humid.
Autumn (March–May) is warm, with average highs around 23°C and lows near 15°C.
Monthly climate
| Month | Average low | Average high | Precip | Rain days | Humidity | Estimated sunshine | Record high | Record low |
|---|---|---|---|---|---|---|---|---|
| January | 20° | 28° | 81 mm | 11 | 78% | 42% | 47° | 12° |
| February | 20° | 27° | 117 mm | 12 | 77% | 41% | 43° | 12° |
| March | 18° | 26° | 95 mm | 13 | 76% | 43% | 41° | 9° |
| April | 15° | 23° | 96 mm | 11 | 73% | 54% | 37° | 6° |
| May | 12° | 21° | 90 mm | 10 | 72% | 56% | 29° | 3° |
| June | 10° | 18° | 123 mm | 11 | 70% | 59% | 26° | 2° |
| July | 8° | 18° | 72 mm | 10 | 70% | 58% | 27° | 1° |
| August | 9° | 19° | 63 mm | 8 | 68% | 62% | 32° | 2° |
| September | 12° | 22° | 58 mm | 8 | 66% | 60% | 36° | 4° |
| October | 14° | 23° | 56 mm | 10 | 71% | 49% | 39° | 6° |
| November | 17° | 25° | 72 mm | 12 | 74% | 41% | 43° | 8° |
| December | 18° | 27° | 67 mm | 11 | 75% | 47% | 43° | 11° |
Station: SYDNEY AIRPORT AMO, 9 km from the city. Temperature normal baseline: 1991–2020, calculated from available NOAA GHCN-Daily observations. Available station history: 1970–2026; 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.
Sydney climate questions
How much rain does Sydney get?
Sydney gets 989 mm of precipitation in an average year, over about 126 rainy days.
What is the wettest month in Sydney?
June is the wettest month in Sydney, with 123 mm. October is the driest, with 56 mm.
How many rainy days does Sydney have a year?
Sydney has about 126 days with measurable rain in an average year. March has the most, about 13.
What is the hottest month in Sydney?
January is the warmest month in Sydney, with an average high of 28°C.
What is the coldest month in Sydney?
July is the coldest month in Sydney, with an average low of 8°C.
What is the record high temperature in Sydney?
Within the available 1970–2026 station history, the record high at the Sydney station is 47°C, set on January 18, 2013. The record low is 1°C, on July 16, 1970.
What is the sunniest month in Sydney?
August is the sunniest month in Sydney, with estimated sunshine of 62% of daylight hours from ERA5 cloud cover. February is the cloudiest.
What is the best time to visit Sydney?
The most comfortable time to visit is typically March to May and July to December, when daytime highs sit near 23°C.