Cold outbreak in Australia, 22 February to 8 March 2021
Cold outbreak in Australia, 22 February to 8 March 2021: 117 records at 71 stations, peak on 23 February 2021. Closed.
Data as of . Last revised (2026-10-17).
Key Facts
- Cold outbreak in Australia, 22 February to 8 March 2021 set or tied 117 station records at 71 stations.
- It ran from 22 February 2021 to 8 March 2021 (15 days) and its peak day was 23 February 2021.
- Status: closed.
- Adelaide West Terrace set a daily record low minimum temperature of 9.7 C (49.5 F) on 4 March 2021.
- The busiest day was 23 February 2021 with 24 records.
- The oldest broken record in the ranked list had stood for 81 years.
Footprint
22 February to 8 March 2021| Station | Type | Value | Date |
|---|---|---|---|
| Parafield Airport | Record low minimum temperature | 9.0 C (48.2 F) | 2021-02-25 |
| Adelaide West Terrace | Record low minimum temperature | 9.7 C (49.5 F) | 2021-03-04 |
| Canberra Forestry | Record low minimum temperature | 5.8 C (42.4 F) | 2021-02-26 |
| East Sale Comparison | Record low minimum temperature | 7.7 C (45.9 F) | 2021-03-03 |
| Katoomba (Murri St) | Record low minimum temperature | 4.8 C (40.6 F) | 2021-02-27 |
| Echuca Aerodrome | Record low minimum temperature | 5.1 C (41.2 F) | 2021-03-03 |
| Thredbo AWS | Record low minimum temperature | -0.7 C (30.7 F) | 2021-02-24 |
| Wagga Wagga AMO | Record low minimum temperature | 8.4 C (47.1 F) | 2021-02-26 |
| Broken Hill Airport AWS | Record low minimum temperature | 9.7 C (49.5 F) | 2021-02-24 |
| Dartmouth Reservoir | Record low minimum temperature | 6.3 C (43.3 F) | 2021-02-26 |
| Keith | Record low minimum temperature | 4.0 C (39.2 F) | 2021-03-02 |
| Narooma Rvcp | Record low maximum temperature | 20.0 C (68.0 F) | 2021-02-24 |
| Barraba Post Office | Record low maximum temperature | 20.4 C (68.7 F) | 2021-02-25 |
| Burrinjuck Dam | Record low minimum temperature | 10.5 C (50.9 F) | 2021-02-26 |
| Castlemaine Prison | Record low minimum temperature | 3.5 C (38.3 F) | 2021-03-06 |
| Strathbogie | Record low minimum temperature | 3.2 C (37.8 F) | 2021-02-28 |
Records per Day
Peak day 24| Date | Records |
|---|---|
| 2021-02-22 | 1 |
| 2021-02-23 | 24 |
| 2021-02-24 | 14 |
| 2021-02-25 | 15 |
| 2021-02-26 | 10 |
| 2021-02-27 | 3 |
| 2021-02-28 | 6 |
| 2021-03-02 | 8 |
| 2021-03-03 | 14 |
| 2021-03-04 | 5 |
| 2021-03-05 | 6 |
| 2021-03-06 | 6 |
| 2021-03-07 | 1 |
| 2021-03-08 | 4 |
Top Records by Margin
Margin over the record replaced| Thredbo AWS, 02-23 | |
|---|---|
| Barraba Post Office, 02-25 | |
| Katoomba (Murri St), 02-27 | |
| Strathbogie, 02-28 | |
| Dartmouth Reservoir, 02-26 | |
| Thredbo AWS, 02-24 | |
| Wagga Wagga AMO, 02-26 | |
| Keith, 03-06 | |
| Thredbo AWS, 02-23 | |
| Echuca Aerodrome, 03-03 | |
| Adelaide West Terrace, 03-04 | |
| Broken Hill Airport AWS, 02-24 | |
| Narooma Rvcp, 02-24 | |
| Keith, 03-02 | |
| Castlemaine Prison, 03-06 |
Margin is how far the new value is beyond the record it replaced. Ties are not shown.
Margin Against Age of the Broken Record
| Margin (C) | Years the old record stood |
|---|---|
| 0.9 | 68 |
| 0.1 | 81 |
| 0.3 | 72 |
| 0.1 | 72 |
| 2.8 | 39 |
| 1.2 | 56 |
| 2.2 | 52 |
| 1.6 | 46 |
| 0.9 | 59 |
| 0.4 | 56 |
| 2.3 | 41 |
| 3.3 | 29 |
| 0.8 | 47 |
| 1.3 | 49 |
| 1.5 | 40 |
| 5.2 | 13 |
| 0.1 | 55 |
| 2.8 | 36 |
| 0.4 | 54 |
| 0.1 | 52 |
| 1.5 | 36 |
| 1.7 | 35 |
| 0.2 | 40 |
| 0.9 | 43 |
| 0.6 | 41 |
| 0.6 | 41 |
| 3.9 | 18 |
| 0.1 | 43 |
| 2.3 | 29 |
| 0.8 | 34 |
| 1.0 | 36 |
| 0.1 | 39 |
| 0.5 | 35 |
| 1.5 | 16 |
| 0.7 | 35 |
| 0.9 | 35 |
| 0.1 | 30 |
| 0.2 | 36 |
| 0.1 | 37 |
| 1.6 | 28 |
| 1.5 | 28 |
| 1.4 | 28 |
| 0.1 | 34 |
| 1.2 | 28 |
| 0.8 | 29 |
| 1.0 | 28 |
| 1.7 | 27 |
| 2.1 | 29 |
| 0.9 | 27 |
| 1.1 | 29 |
| 2.5 | 13 |
| 0.9 | 26 |
| 1.8 | 26 |
| 0.2 | 34 |
| 2.3 | 16 |
| 1.9 | 28 |
| 1.8 | 28 |
| 1.6 | 28 |
| 1.6 | 28 |
| 0.7 | 24 |
| 2.2 | 28 |
| 1.2 | 22 |
| 0.2 | 28 |
| 0.8 | 26 |
| 0.2 | 28 |
| 0.3 | 34 |
| 0.7 | 16 |
| 1.1 | 29 |
| 2.3 | 6 |
| 0.1 | 28 |
| 0.1 | 28 |
| 1.4 | 23 |
| 3.2 | 8 |
| 1.6 | 13 |
| 2.0 | 13 |
| 0.5 | 24 |
| 1.2 | 16 |
| 0.9 | 26 |
| 0.3 | 29 |
| 1.1 | 16 |
| 1.2 | 16 |
| 0.4 | 28 |
| 0.4 | 29 |
| 0.5 | 26 |
| 0.2 | 17 |
| 1.2 | 1 |
| 1.6 | 12 |
| 0.9 | 11 |
| 1.1 | 15 |
| 0.9 | 10 |
| 0.4 | 10 |
| 0.1 | 24 |
| 0.1 | 24 |
| 0.1 | 24 |
| 0.6 | 10 |
| 0.7 | 18 |
| 2.0 | 7 |
| 0.2 | 23 |
| 0.2 | 17 |
| 0.1 | 12 |
| 0.1 | 12 |
| 0.2 | 10 |
| 0.4 | 19 |
| 0.2 | 10 |
| 0.4 | 10 |
| 0.2 | 10 |
| 0.3 | 17 |
| 0.7 | 11 |
| 0.1 | 15 |
| 0.7 | 10 |
| 0.3 | 12 |
| 0.1 | 13 |
| 0.8 | 2 |
| 0.2 | 13 |
| 0.8 | 2 |
| 0.5 | 0 |
| 0.4 | 0 |
Compared With Other Events
Station records per event| Cold outbreak in United States and Mexico, 6 February to 5 March 2021 | |
|---|---|
| Cold outbreak in United States and Mexico, 13 October to 5 November 2020 | |
| Cold outbreak in United States and Mexico, 23 December 2017 to 8 January 2018 | |
| Cold outbreak in United States and Mexico, 3 to 23 January 2024 | |
| Cold outbreak in United States, 15 January to 10 February 2026 | |
| Cold outbreak in Australia, 22 February to 8 March 2021 (this event) |
Every Record Set
20 of 117| Date | Station | Record | Value | Margin | Years stood | Significance |
|---|---|---|---|---|---|---|
| 2021-02-23 | Thredbo AWS | Record low minimum temperature | -0.4 C (31.3 F) | 1.3 C (2.3 F) | 49 | 22 of 100 (Routine) |
| 2021-02-23 | Thredbo AWS | Record low maximum temperature | 4.7 C (40.5 F) | 5.2 C (9.4 F) | 13 | 21 of 100 (Routine) |
| 2021-02-24 | Thredbo AWS | Record low minimum temperature | -0.7 C (30.7 F) | 2.2 C (4.0 F) | 52 | 25 of 100 (Routine) |
| 2021-02-24 | Broken Hill Airport AWS | Record low minimum temperature | 9.7 C (49.5 F) | 0.9 C (1.6 F) | 59 | 24 of 100 (Routine) |
| 2021-02-24 | Narooma Rvcp | Record low maximum temperature | 20.0 C (68.0 F) | 0.8 C (1.4 F) | 47 | 22 of 100 (Routine) |
| 2021-02-25 | Parafield Airport | Record low minimum temperature | 9.0 C (48.2 F) | 0.1 C (0.2 F) | 81 | 32 of 100 (Routine) |
| 2021-02-25 | Barraba Post Office | Record low maximum temperature | 20.4 C (68.7 F) | 3.3 C (5.9 F) | 29 | 22 of 100 (Routine) |
| 2021-02-26 | Canberra Forestry | Record low minimum temperature | 5.8 C (42.4 F) | 0.3 C (0.5 F) | 72 | 28 of 100 (Routine) |
| 2021-02-26 | Wagga Wagga AMO | Record low minimum temperature | 8.4 C (47.1 F) | 1.6 C (2.9 F) | 46 | 25 of 100 (Routine) |
| 2021-02-26 | Dartmouth Reservoir | Record low minimum temperature | 6.3 C (43.3 F) | 2.3 C (4.1 F) | 41 | 23 of 100 (Routine) |
| 2021-02-26 | Burrinjuck Dam | Record low minimum temperature | 10.5 C (50.9 F) | 0.1 C (0.2 F) | 55 | 21 of 100 (Routine) |
| 2021-02-26 | Castlemaine Prison | Record low minimum temperature | 5.5 C (41.9 F) | 0.1 C (0.2 F) | 52 | 20 of 100 (Routine) |
| 2021-02-27 | Katoomba (Murri St) | Record low minimum temperature | 4.8 C (40.6 F) | 2.8 C (5.0 F) | 39 | 26 of 100 (Routine) |
| 2021-02-28 | Strathbogie | Record low minimum temperature | 3.2 C (37.8 F) | 2.8 C (5.0 F) | 36 | 21 of 100 (Routine) |
| 2021-03-02 | Keith | Record low minimum temperature | 4.0 C (39.2 F) | 0.4 C (0.7 F) | 56 | 23 of 100 (Routine) |
| 2021-03-03 | East Sale Comparison | Record low minimum temperature | 7.7 C (45.9 F) | 0.1 C (0.2 F) | 72 | 28 of 100 (Routine) |
| 2021-03-03 | Echuca Aerodrome | Record low minimum temperature | 5.1 C (41.2 F) | 1.2 C (2.2 F) | 56 | 26 of 100 (Routine) |
| 2021-03-04 | Adelaide West Terrace | Record low minimum temperature | 9.7 C (49.5 F) | 0.9 C (1.6 F) | 68 | 32 of 100 (Routine) |
| 2021-03-06 | Keith | Record low minimum temperature | 4.7 C (40.5 F) | 1.5 C (2.7 F) | 40 | 21 of 100 (Routine) |
| 2021-03-06 | Castlemaine Prison | Record low minimum temperature | 3.5 C (38.3 F) | 0.4 C (0.7 F) | 54 | 21 of 100 (Routine) |
The daily ledgers keep a limited number of records per day, so this list has 20 of the 117 records the event counts. The counts above use the full total.
Related Headlines
Third party news, headline and link onlyDownload the Data
Source: NOAA National Centers for Environmental Information, Global Historical Climatology Network Daily (GHCN-Daily). Records are computed by World Extreme Weather Monitor and are not official NOAA products. (US Government open data (NOAA NCEI)) Data as of 2026-10-17. Events are found by this site from station records and are not official designations. Records are provisional until reprocessed.