Sydney in October
In October, Sydney has 59.4 mm (2.34 in) of rain, a daily high of 22.8 °C (73.0 °F) and a daily low of 14.1 °C (57.4 °F), as 1991-2020 model estimates; figures in brackets are converted. The daily high is a model estimate, adjusted against station records.
Last updated : first sourced version.
Best time to visit Sydney: October meets our rule. Expect 6.3 rain days (model estimate) and days that grow by 1 h 01 min.
What October is like in Sydney
- Every spring, sculptures line the coastal walk from Bondi to Tamarama. They stay from October into early November, with the sea behind them. Source: Sydney.com: Sculpture by the Sea, checked .
- In October, humpback mothers and calves swim south down the coast. Whales are often seen from the lookout on North Head. Source: Sydney.com: Whale watching, checked .
- Pomegranate trees begin to bloom in late October in Darling Harbour's Chinese Garden. Orange buds come out, and soon the delicate flowers follow. Source: Darling Harbour (Place Management NSW): What's in bloom right now at the Chinese Garden, checked .
- Spicy noodles, smoky barbecue and sweet pastries fill the laneways of Parramatta in late October. This is the Parramatta Lanes festival. Source: City of Parramatta: Epic Eats Trail at Parramatta Lanes 2025, checked .
Key figures
Weather in October, 1991-2020 model estimates
- Daily high
- 22.8 °C (73.0 °F)
- Daily low
- 14.1 °C (57.4 °F)
- Rain
- 59.4 mm (2.34 in) in the month
- Sunshine
- no data
Model estimate 1991-2020, not a weather station: ERA5-Land model estimates (Copernicus), computed by City by Month for the grid cell nearest the city. Daily high and Days with rain: model estimate, adjusted against station records. Licence: CC BY 4.0. Checked . How we make and test model estimates
Model estimate for the ERA5-Land grid cell at 33.9° S, 151.2° E, 4 km from the city centre point.
How we define and convert these figures
Notes. Sunshine: Not in our ERA5-Land estimates.
Daylight on 15 October 2026
- Sunrise
- 06:14 local time
- Sunset
- 19:08 local time
- Day length
- 12 h 54 min
Day length 1-31 October: 12 h 25 min to 13 h 26 min, +1 h 01 min.
Source: NOAA Solar Calculator equations, checked .
Clocks go forward one hour on Sunday 4 October 2026 at 02:00 (UTC+10 to UTC+11); in 2027 on 3 October.
Source: tz database 2026d, checked .
Month by month
Each month: daily high in °C, then rain in mm, 1991-2020 model estimates.
ERA5-Land model estimates 1991-2020, as above, checked .
This month against the year
| Measure | October | Rank |
|---|---|---|
| Daily high | 22.8 °C | 6th coldest |
| Daily low | 14.1 °C | 6th coldest |
| Rain | 59.4 mm | 4th driest |
| Sunshine | no data | no data |
| Day length | 12 h 54 min | 5th longest |
Equal values share a rank. How we rank months
Sydney in October, on average: 6.3 rain days (1 mm or more). Model estimate, adjusted against station records.
ERA5-Land model estimates 1991-2020, as above, checked .
Day length: NOAA solar equations, checked .
Public holidays this month
| Date | Holiday | Scope |
|---|---|---|
| Monday | Labour Day | regional |
| Date | Holiday | Scope |
|---|---|---|
| Monday | Labour Day | regional |
Checked against the official list, .
Regional holidays are for AU-NSW. How we check holidays
Source: holidays Python library, checked . Library: holidays 0.105.
Same month in 8 model-estimate cities
Sydney is warmer than 4 of our 8 model-estimate cities in October by mean daily high. How we rank cities
Closest high and low in October: Porto (1.1 °C apart), Lisbon (1.2), Istanbul (1.4).
| City | Gap from Sydney, °C | High, °C | Low, °C | Rain, mm | Sunshine, hours |
|---|---|---|---|---|---|
| Sydney (this page) | — | 22.8 | 14.1 | 59.4 | no data |
| Porto (closest) | 1.1 | 21.4 | 13.3 | 151.2 | no data |
| Lisbon (closest) | 1.2 | 22.5 | 16.1 | 79.7 | no data |
| Istanbul (closest) | 1.4 | 20.2 | 14.2 | 75.8 | no data |
| Melbourne | 3.8 | 19.9 | 9.4 | 67.0 | no data |
| Delhi | 7.7 | 33.0 | 19.3 | no data | no data |
| Bangkok | 9.5 | 31.5 | 24.3 | no data | no data |
| Mumbai | 9.9 | 32.2 | 24.5 | no data | no data |
Sources (1991-2020): ERA5-Land model estimates, checked . Each city's page names its grid cell. All sources in full on Methodology.
Sources
- Attribution: Copernicus Climate Change Service (2025): ERA5 Land hourly time-series data from 1950 to present. Copernicus Climate Change Service (C3S) Climate Data Store (CDS). DOI: 10.24381/ee82e357. Accessed on the check date shown. Generated using or contains modified Copernicus Climate Change Service information 2025. Neither the European Commission nor ECMWF is responsible for any use that may be made of the Copernicus information or data it contains. Licence: CC BY 4.0. Checked .
- NOAA Solar Calculator equations, computed locally, NOAA Global Monitoring Laboratory (method); City by Month (computation). Attribution: Computed with the NOAA Solar Calculator method (no NOAA endorsement implied). Licence: Method, not data. Checked .
- IANA Time Zone Database, read through the PyPI tzdata package. Attribution: IANA Time Zone Database. Licence: Public-domain data. Checked .
- holidays Python library, run locally. Attribution: holidays library, Vacanza team. Licence: MIT. Checked .
Cite this page: City by Month. "Sydney in October: weather, daylight, holidays". https://citybymonth.com/cities/australia/sydney/october/. Last updated 8 November 2026.