When to go · Australia
When to go to Sydney
When to go
What the averages say
On these averages, Sydney has a mean high between 18°C and 32°C and under 150 mm of rain in September to May.
Of those months, it is also dry (under 50 mm of rain) and not humid in September.
- Humid months (a high of 25°C or more with relative humidity of 70% or more): January and February.
- The warmest month is January (26°C) and the coolest July (17°C). The wettest is February (134 mm) and the driest September (43 mm); about 888 mm of rain falls in a year.
How these sentences are worded
Each sentence is written from the figures by fixed rules, and says no more than they do. Mild to warm: a mean daily high from 18°C up to 32°C. Hot: 32°C or more. Cool: 10°C up to 18°C. Cold: under 10°C. Dry: under 50 mm of rain in the month; wet: 150 mm or more. Humid: a high of 25°C or more with relative humidity of 70% or more. A month is described as good for going when it is mild to warm and not wet.
The year at a glance
- Mild to warm and dry
- Mild to warm, humid or showery
- Hot
- Cool
- Wet
- Cold
- JanMild–warm, mixed
- FebMild–warm, mixed
- MarMild–warm, mixed
- AprMild–warm, mixed
- MayMild–warm, mixed
- JunCool
- JulCool
- AugCool
- SeptMild–warm, dry
- OctMild–warm, mixed
- NovMild–warm, mixed
- DecMild–warm, mixed
Month by month
Every month in Sydney
| Month | High | Low | Rain | Humidity | Cloud | Sunlight (kWh/m²/day) | High in Dubai | What it is like |
|---|---|---|---|---|---|---|---|---|
| January | 26°C | 20°C | 83 mm | 75% | 59% | 6.5 | 23°C | Mild to warm, humid or showery |
| February | 25°C | 21°C | 134 mm | 77% | 61% | 5.7 | 24°C | Mild to warm, humid or showery |
| March | 24°C | 20°C | 104 mm | 75% | 59% | 4.8 | 27°C | Mild to warm, humid or showery |
| April | 22°C | 18°C | 73 mm | 73% | 54% | 3.8 | 31°C | Mild to warm, humid or showery |
| May | 20°C | 15°C | 54 mm | 71% | 52% | 3 | 35°C | Mild to warm, humid or showery |
| June | 17°C | 13°C | 87 mm | 74% | 58% | 2.4 | 37°C | Cool |
| July | 17°C | 12°C | 44 mm | 72% | 49% | 2.8 | 39°C | Cool |
| August | 17°C | 12°C | 47 mm | 69% | 46% | 3.7 | 39°C | Cool |
| September | 20°C | 14°C | 43 mm | 68% | 47% | 4.8 | 37°C | Mild to warm and dry |
| October | 22°C | 15°C | 64 mm | 70% | 55% | 5.7 | 34°C | Mild to warm, humid or showery |
| November | 23°C | 17°C | 83 mm | 73% | 61% | 6.2 | 29°C | Mild to warm, humid or showery |
| December | 24°C | 19°C | 72 mm | 73% | 60% | 6.6 | 25°C | Mild to warm, humid or showery |
The Dubai column is Dubai's mean daily high, for comparison.
Modelled averages for an area about 50 km across, not a weather station's record: NASA POWER climatology, 2001–2020. These data were obtained from the NASA Langley Research Center (LaRC) POWER Project funded through the NASA Earth Science/Applied Science Program.
When to go nearby
When to go nearby
- Central Coast51 kmGood for going: September to May
- Newcastle117 kmGood for going: August to June
- Canberra247 kmGood for going: October to April
- Gold Coast686 kmGood for going: April to December
- Melbourne713 kmGood for going: October to April
- Logan City716 kmGood for going: March to January
- Brisbane733 kmGood for going: March to January
From the journal
Related reading
Plan it
Plan a trip to Sydney
Tell us when and who is travelling, and a person puts the flights, the stays and the rest into one quote.