Sydney Intl
Weather station · 33.9°S 151.2°E · 3 m above sea level
ICAO YSSYWMO 94767Station data since 1939
Record high
33.9°C
in 2017
Record low
5.7°C
in 1962
Average high
21.5°C
all years on record
14.9°C short of the record for 23 September
Today’s high 19.0°C against 33.9°C in 2017. A reading that beats it is flagged here automatically, once a second cycle confirms it.
All-time record high
46.4°C
- Date
- Friday, 18 January 2013
- Time of day
- Not recorded. The daily archive stores the day, not the hour.
- Location
- Sydney Intl, Australia
- Position
- 33.95°S 151.17°E · 3 m
Highest highest in available records since 1939. Source: NOAA GHCN-Daily.
All-time record low
−0.1°C
- Date
- Friday, 23 July 1943
- Time of day
- Not recorded. The daily archive stores the day, not the hour.
- Location
- Sydney Intl, Australia
- Position
- 33.95°S 151.17°E · 3 m
Highest and lowest lowest in available records since 1939. Source: NOAA GHCN-Daily.
Where Sydney Intl is
33.95°S 151.17°E
Every year on record
1939 to 2026
Annual average · °C
Trend over 86 years with data: +0.24 °C per decade
Source: NOAA GHCN-Daily. Years the station did not cover are left as gaps, never joined across. The dashed line is a least squares trend through the years that have data.
Records by month
Jan
46.4°
9.7°
Feb
42.9°
11.2°
Mar
41.2°
7.4°
Apr
36.8°
6.1°
May
30.0°
3.0°
Jun
26.8°
1.0°
Jul
27.0°
−0.1°
Aug
31.6°
1.2°
Sep
35.9°
Recent days
| Day | High | At | Low | At |
|---|---|---|---|---|
| 2026-09-23 | 19.0°C | 02:00 UTC | 17.0°C | 08:00 UTC |
| 2026-09-22 | 17.0°C | 23:00 UTC | 15.0°C | 16:01 UTC |
Nearby stations
- Sydney AirportAustralia1.1 km
- HomebushAustralia15.6 km
- HOLSWORTHY AERODROME AWSAustralia21.4 km
- Western Sydney IntlAustralia42.8 km
- Badgery's Creek AirportAustralia44.3 km
- Richmond Amo AwsAustralia52.7 km
Data sources for this page
| Figure | Source | Type |
|---|---|---|
| Right now, today so far | NOAA Aviation Weather Center (METAR) and NOAA NWS WMO bulletins (SYNOP) | Measured, station |
| All-time, monthly and on-this-day records | NOAA NCEI Global Historical Climatology Network daily (GHCN-Daily), 1939 to 2026 | Measured, station |
| Nearby stations and distances | Computed from station positions in our own database | Calculated |
