Sydney, New South Wales, Australia weather records
Record high and low temperatures for Sydney, New South Wales, Australia, by month, by season, and all-time, with the dates they occurred, across 1980–2026 of daily climate history. Its hottest day on record reached 39°C on 2013-01-18; its coldest fell to 3°C on 1995-07-05.
Records by month
The warmest (▲) and coldest (▼) both the daytime high and the overnight low have ever been in each calendar month, so each column shows its record high and its record low. Tap a month for its full averages and typical range.
| Month | Daytime high | Overnight low |
|---|---|---|
| January | 39°C2013-01-18
19°C2016-01-06
|
28°C1983-01-09
13°C1997-01-02
|
| February | 37°C1980-02-21
18°C1996-02-13
|
25°C2011-02-02
14°C1992-02-17
|
| March | 37°C1983-03-09
17°C1994-03-12
|
24°C2025-03-16
11°C1984-03-30
|
| April | 31°C2018-04-09
15°C1999-04-27
|
22°C2018-04-13
9°C1996-04-21
|
| May | 25°C1994-05-01
12°C2000-05-29
|
19°C2019-05-03
6°C1987-05-29
|
| June | 22°C2004-06-14
10°C2021-06-10
|
16°C1991-06-06
4°C2010-06-30
|
| July | 23°C2017-07-30
10°C1984-07-03
|
15°C2016-07-20
3°C1995-07-05
|
| August | 27°C1995-08-31
10°C1996-08-19
|
17°C1995-08-26
3°C1981-08-01
|
| September | 31°C2023-09-20
13°C1994-09-21
|
21°C2023-09-20
5°C1995-09-08
|
| October | 34°C2025-10-22
14°C1992-10-21
|
21°C2008-10-03
8°C1989-10-04
|
| November | 39°C1982-11-25
13°C1996-11-22
|
24°C2002-11-26
10°C1986-11-20
|
| December | 37°C2004-12-01
17°C1995-12-12
|
24°C2000-12-23
11°C1995-12-26
|
Records by season
The warmest (▲) and coldest (▼) both the daytime high and the overnight low have reached in each meteorological season (Southern Hemisphere, each a three-month span).
| Season | Daytime high | Overnight low |
|---|---|---|
| Summer (Dec–Feb) | 39°C2013-01-18
17°C1995-12-12
|
28°C1983-01-09
11°C1995-12-26
|
| Autumn (Mar–May) | 37°C1983-03-09
12°C2000-05-29
|
24°C2025-03-16
6°C1987-05-29
|
| Winter (Jun–Aug) | 27°C1995-08-31
10°C2021-06-10
|
17°C1995-08-26
3°C1995-07-05
|
| Spring (Sep–Nov) | 39°C1982-11-25
13°C1994-09-21
|
24°C2002-11-26
5°C1995-09-08
|
All-time records
The most extreme value Sydney has recorded for each metric across its entire history.
High
Low
Feels-like
Humidity
Wind
Gust
Precip
For rainfall, the “driest” figure is the longest run of consecutive days without measurable rain, dated to when that dry spell began.