Sydney weather records
Record high and low temperatures for Sydney, by month, by season, and all-time, with the dates they occurred, across 1981–2026 of daily climate history. Its hottest day on record reached 40°C on 2017-02-11; its coldest fell to 5°C on 1983-06-27.
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 | 38°C2001-01-15
19°C1990-01-16
|
24°C1983-01-09
16°C1990-01-17
|
| February | 40°C2017-02-11
19°C1996-02-13
|
25°C2017-02-05
15°C1993-02-23
|
| March | 35°C1983-03-09
18°C1987-03-31
|
25°C2025-03-16
13°C2019-03-31
|
| April | 32°C1986-04-04
16°C1994-04-12
|
22°C2018-04-13
9°C1995-04-08
|
| May | 26°C2016-05-01
13°C2000-05-30
|
20°C2022-05-14
10°C1987-05-29
|
| June | 22°C2004-06-14
11°C2021-06-10
|
18°C2016-06-04
5°C1983-06-27
|
| July | 23°C2017-07-30
10°C1984-07-03
|
16°C2019-07-06
6°C1984-07-04
|
| August | 26°C2024-08-30
11°C1996-08-19
|
18°C2009-08-24
7°C2008-08-18
|
| September | 30°C2023-09-18
12°C1984-09-29
|
21°C2003-09-23
8°C1982-09-30
|
| October | 32°C2015-10-05
15°C1993-10-11
|
21°C2025-10-09
10°C1984-10-17
|
| November | 35°C1982-11-25
14°C1996-11-22
|
24°C2002-11-26
10°C1988-11-17
|
| December | 38°C2019-12-19
16°C1995-12-12
|
26°C2000-12-23
14°C1995-12-12
|
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) | 40°C2017-02-11
16°C1995-12-12
|
26°C2000-12-23
14°C1995-12-12
|
| Autumn (Mar–May) | 35°C1983-03-09
13°C2000-05-30
|
25°C2025-03-16
9°C1995-04-08
|
| Winter (Jun–Aug) | 26°C2024-08-30
10°C1984-07-03
|
18°C2009-08-24
5°C1983-06-27
|
| Spring (Sep–Nov) | 35°C1982-11-25
12°C1984-09-29
|
24°C2002-11-26
8°C1982-09-30
|
All-time records
The most extreme value Sydney has recorded for each metric across its entire history.
High
Low
Feels-like
Humidity
Wind
Precip
For rainfall, the “driest” figure is the longest run of consecutive days without measurable rain, dated to when that dry spell began.