Weather by month for Sydney, the best months to go and how Australia's regions differ, scored from 10 years of climate data.
Apr, May, Sep, Oct
The highest month scores: comfortable temperatures, little rain and plenty of sun.
Highs 20°C to 23°C · 8–11 rain days
Jan, Feb, Mar, Jun, Jul, Aug, Nov, Dec
Still good weather, just not quite the top months.
Highs 17°C to 27°C · 6–15 rain days
Weather by month
Average highs and lows, rain days, sunshine, sea temperature and our month score out of 10.
| Month | High / low | Rain days | Sunshine | Sea temp | Score |
|---|---|---|---|---|---|
| January | 27°C / 20°C | 13 days (99 mm) | 10.8 h/day | 22°C | 6.9/10 |
| February | 26°C / 19°C | 13 days (107 mm) | 10.6 h/day | 23°C | 7.4/10 |
| March | 25°C / 18°C | 15 days (151 mm) | 9.5 h/day | 23°C | 7.2/10 |
| Best month: April | 22°C / 15°C | 10 days (96 mm) | 9.4 h/day | 22°C | 8.1/10 |
| Best month: May | 20°C / 11°C | 8 days (62 mm) | 8.7 h/day | 21°C | 7.9/10 |
| June | 17°C / 9°C | 10 days (77 mm) | 8.2 h/day | 20°C | 7.2/10 |
| July | 17°C / 8°C | 8 days (64 mm) | 8.9 h/day | 18°C | 7.1/10 |
| August | 18°C / 9°C | 6 days (49 mm) | 9.2 h/day | 18°C | 7.5/10 |
| Best month: September | 21°C / 11°C | 8 days (49 mm) | 10.4 h/day | 19°C | 7.8/10 |
| Best month: October | 23°C / 14°C | 11 days (75 mm) | 10.4 h/day | 19°C | 7.6/10 |
| November | 24°C / 16°C | 12 days (81 mm) | 11.0 h/day | 20°C | 7.3/10 |
| December | 26°C / 18°C | 10 days (66 mm) | 11.6 h/day | 21°C | 7.2/10 |
Figures for Sydney; the country's best months are weighted across its cities. Best months are highlighted. How we score months
Month by month
27°C / 20°C · 13 rain days · 10.8 h sun · sea 22°C
These figures are for Sydney. It is warm, with highs of 26.8°C, lows of 19.7°C and a sea temperature of 22.3°C. Rain falls on about 13 days, but you still get 10.8 hours of sun a day. January scores 6.9, the lowest of the year, but still rates good. New Year's Day (1 January) and Australia Day (26 January) are public holidays.
26°C / 19°C · 13 rain days · 10.6 h sun · sea 23°C
February is still warm in Sydney, with highs of 26°C and lows of 19.3°C. The sea is at its warmest, at 23.3°C. Rain is common: 107 mm falls over about 13 days. The month scores 7.4 and rates good.
25°C / 18°C · 15 rain days · 9.5 h sun · sea 23°C
March is Sydney's wettest month, with 151 mm of rain over about 15 days, so expect some wet days. It is still mild, with highs of 24.7°C, and the sea stays warm at 22.8°C. Despite the rain, March scores 7.2 and rates good.
22°C / 15°C · 10 rain days · 9.4 h sun · sea 22°C
April has the highest score of the year, 8.1, and rates best. Highs of 22.4°C and a sea at 22°C make it pleasant, and rain days drop to about 10. In 2026, Good Friday falls on 3 April and Easter Monday on 6 April, both public holidays.
20°C / 11°C · 8 rain days · 8.7 h sun · sea 21°C
May is mild and fairly dry in Sydney, with highs of 19.5°C and lows of 11.2°C. Rain falls on about 8 days, with 62 mm in total. The sea is still 21°C. May scores 7.9 and rates best.
17°C / 9°C · 10 rain days · 8.2 h sun · sea 20°C
June is cool in Sydney, with highs of 16.8°C and lows of 9.1°C. Rain falls on about 10 days, and the days are shorter, with 8.2 hours of sun, the least of the year. The sea drops to 19.5°C. June scores 7.2 and rates good.
17°C / 8°C · 8 rain days · 8.9 h sun · sea 18°C
July has Sydney's coldest nights, with lows of 8.3°C, and highs of 16.8°C. The sea is at its coolest, at 17.9°C, so it is not beach weather. Rain falls on about 8 days, with 64 mm in total. July scores 7.1 and rates good.
18°C / 9°C · 6 rain days · 9.2 h sun · sea 18°C
August is Sydney's driest month by rain days, with rain on about 6 days and 49 mm in total. Highs rise to 18.1°C, with 9.2 hours of sun a day. Nights are still cold at 8.8°C. August scores 7.5 and rates best.
21°C / 11°C · 8 rain days · 10.4 h sun · sea 19°C
September brings spring warmth, with highs of 20.5°C and 10.4 hours of sun a day. Rain is low, with 49 mm over about 8 days. The sea is still cool at 18.6°C. September scores 7.8 and rates best.
23°C / 14°C · 11 rain days · 10.4 h sun · sea 19°C
October is warm and sunny in Sydney, with highs of 22.5°C and 10.4 hours of sun. Rain picks up a little, with 75 mm over about 11 days. The sea reaches 19.3°C. October scores 7.6 and rates best.
24°C / 16°C · 12 rain days · 11.0 h sun · sea 20°C
November has highs of 23.9°C, lows of 15.8°C and 11 hours of sun a day. Rain falls on about 12 days, with 81 mm in total. The sea warms to 20°C. November scores 7.3 and rates good.
26°C / 18°C · 10 rain days · 11.6 h sun · sea 21°C
December is warm, with highs of 26°C and the most sun of the year, 11.6 hours a day. Rain falls on about 10 days, and the sea reaches 21.1°C. December scores 7.2 and rates good. Christmas Day (25 December) and the St. Stephen's Day holiday (28 December in 2026) are public holidays.
Regional differences
Average daytime high each month, coloured by that city's own month score.
| City | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sydney | 27°C | 26°C | 25°C | 22°C | 20°C | 17°C | 17°C | 18°C | 21°C | 23°C | 24°C | 26°C |
| Melbourne | 26°C | 26°C | 24°C | 20°C | 16°C | 14°C | 13°C | 14°C | 17°C | 20°C | 22°C | 25°C |
| Brisbane | 29°C | 29°C | 28°C | 26°C | 23°C | 21°C | 21°C | 23°C | 25°C | 26°C | 28°C | 29°C |
| Perth | 30°C | 30°C | 28°C | 25°C | 21°C | 18°C | 17°C | 18°C | 19°C | 22°C | 25°C | 29°C |
| Adelaide | 28°C | 27°C | 25°C | 21°C | 17°C | 15°C | 14°C | 15°C | 17°C | 21°C | 23°C | 26°C |
Best Good OK Tough weather
By trip type
City sightseeing
In Sydney, April, May and September suit city breaks best. Highs sit between 19.5°C and 22.4°C, with about 8 to 10 rain days a month. September brings 10.4 hours of sun a day.
Beach
January and February are the best months for Sydney's beaches, with highs of about 26°C to 27°C and the sea at 22.3°C to 23.3°C. Expect some wet days, though: about 13 rain days in each month.
Hiking & nature
May, June, August and September suit hiking around Sydney, with cool highs of 16.8°C to 20.5°C. August and September are the driest, with 49 mm of rain and 6 to 8 rain days.
Events calendar
Keep planning
FAQ
Based on climate data for Sydney, the best months are April, May, September and October. April scores highest at 8.1. It has mild highs of 22.4°C, 9.9 rain days and a sea temperature of 22°C, so beach days are still possible. September scores 7.8, with only 49 mm of rain and 10.4 hours of sun a day. Australia is very large, so other regions will have different weather.
Yes, January is a good month, but it has the lowest score of the year at 6.9. It is the warmest month, with highs of 26.8°C and lows of 19.7°C. The sea is 22.3°C and there are 10.8 hours of sun a day. The lower score comes from 13.4 rain days and 99 mm of rain.
Yes, July is a good month with a score of 7.1, if you are fine with cool weather. It is winter, with highs of 16.8°C and lows of 8.3°C. The sea drops to 17.9°C, which is the coldest of the year. On the plus side, there are only 7.8 rain days and 8.9 hours of sun a day.
March is the wettest month, with 151 mm of rain over 14.9 rain days. It still scores a good 7.2, because it stays warm. Highs reach 24.7°C and the sea is 22.8°C. For drier weather, August and September have the least rain, at 49 mm each.
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