Extreme rain in Australia, 13 to 20 March 2020

Name: Extreme rain in Australia, 13 to 20 March 2020
Start: 2020-03-13
End: 2020-03-20
Location: Australia

Extreme rain in Australia, 13 to 20 March 2020: 107 records at 96 stations, peak on 15 March 2020. Closed.

Data as of 2026-10-17. Last revised 17 October 2026 (2026-10-17).

Key Facts

Extreme rain in Australia, 13 to 20 March 2020 set or tied 107 station records at 96 stations.
It ran from 13 March 2020 to 20 March 2020 (8 days) and its peak day was 15 March 2020.
Status: closed.
Rosa Brook set a daily record precipitation of 25.4 mm (1.0 in) on 15 March 2020.
The busiest day was 15 March 2020 with 40 records.
The oldest broken record in the ranked list had stood for 107 years.

Footprint

13 to 20 March 2020

The area covered by Extreme rain in Australia, 13 to 20 March 2020 is outlined, with 19 of the stations that set records marked, coloured by record type. Made with Natural Earth.

Footprint of Extreme rain in Australia, 13 to 20 March 2020: stations that set records in the event
Station	Type	Value	Date
Rosa Brook	Record daily precipitation	25.4 mm (1.0 in)	2020-03-15
Northcliffe	Record daily precipitation	42.0 mm (1.7 in)	2020-03-18
Millston	Record daily precipitation	31.4 mm (1.2 in)	2020-03-15
Bodallin South	Record daily precipitation	32.4 mm (1.3 in)	2020-03-15
Nangeenan	Record daily precipitation	30.8 mm (1.2 in)	2020-03-15
Challa	Record daily precipitation	25.0 mm (1.0 in)	2020-03-20
Woodburn	Record daily precipitation	25.0 mm (1.0 in)	2020-03-15
Kokardine	Record daily precipitation	27.0 mm (1.1 in)	2020-03-15
New Norcia	Record daily precipitation	17.0 mm (0.7 in)	2020-03-16
Broomehill	Record daily precipitation	20.0 mm (0.8 in)	2020-03-16
Bunkin	Record daily precipitation	14.6 mm (0.6 in)	2020-03-16
Dumbleyung	Record daily precipitation	15.0 mm (0.6 in)	2020-03-16
Quairading	Record daily precipitation	4.2 mm (0.17 in)	2020-03-17
Araluen	Record daily precipitation	18.0 mm (0.7 in)	2020-03-18
Jarrahdale	Record daily precipitation	23.2 mm (0.9 in)	2020-03-18
Illalangi	Record daily precipitation	20.0 mm (0.8 in)	2020-03-18
Yoweragabbie	Record daily precipitation	21.0 mm (0.8 in)	2020-03-19
Melangata	Record daily precipitation	23.0 mm (0.9 in)	2020-03-19
Coodardy	Record daily precipitation	17.6 mm (0.7 in)	2020-03-20

Records per Day

Peak day 40

Records set or tied each day from 13 March 2020 to 20 March 2020. The most in one day was 40 on 15 March 2020.

Top Records by Margin

Margin over the record replaced

Top records of Extreme rain in Australia, 13 to 20 March 2020 ranked by margin
Northcliffe, 03-18	33.4 mm (1.3 in)
Bodallin South, 03-15	20.0 mm (0.8 in)
Rosa Brook, 03-15	17.8 mm (0.7 in)
Millston, 03-15	15.1 mm (0.6 in)
Broomehill, 03-16	12.1 mm (0.5 in)
Challa, 03-20	10.3 mm (0.4 in)
Yoweragabbie, 03-19	10.1 mm (0.4 in)
Rosa Brook, 03-18	9.5 mm (0.37 in)
Nangeenan, 03-15	8.7 mm (0.34 in)
Araluen, 03-18	7.8 mm (0.31 in)
New Norcia, 03-16	7.6 mm (0.30 in)
Woodburn, 03-15	6.2 mm (0.24 in)
Kokardine, 03-15	6.2 mm (0.24 in)
Jarrahdale, 03-18	5.9 mm (0.23 in)
Coodardy, 03-20	4.4 mm (0.17 in)

Margin is how far the new value is beyond the record it replaced. Ties are not shown.

Margin Against Age of the Broken Record

107 records plotted by how far they beat the old record (across) and how many years the old record had stood (up). Long standing records beaten by a wide margin sit in the top right.

Margin against age of the broken record in Extreme rain in Australia, 13 to 20 March 2020
Margin (mm)	Years the old record stood
18	76
33	17
15	93
12	82
20	76
6	105
10	78
10	93
9	93
4	95
4	94
3	103
8	82
6	82
1	105
1	107
4	93
10	78
6	82
8	78
2	91
11	71
18	41
6	77
3	78
3	78
26	21
1	78
16	5
6	53
8	53
4	72
18	5
6	61
10	34
14	2
3	63
1	71
16	21
9	24
6	41
10	49
3	55
15	5
2	55
2	41
10	28
12	23
10	33
10	23
11	5
10	5
13	5
9	28
6	28
16	5
10	5
4	28
5	20
4	34
2	28
3	35
13	5
4	33
0	45
2	28
3	24
7	5
6	5
0	41
3	28
2	37
4	19
4	5
4	7
1	29
5	5
7	7
4	5
5	5
2	7
0	28
1	28
2	12
0	27
4	12
2	23
1	27
2	13
5	5
4	5
3	10
0	21
3	21
3	7
4	7
1	21
7	6
3	5
1	7
3	5
2	7
1	5
2	5
0	5
1	2
1	5

Compared With Other Events

Station records per event

Station records in Extreme rain in Australia, 13 to 20 March 2020 compared with similar events
Extreme rain in United States and Mexico, 23 February to 15 March 2019	2,223 records
Extreme rain in United States, 3 to 19 January 2024	2,133 records
Extreme rain in Australia, 7 to 26 March 2021	2,099 records
Extreme rain in United States and Mexico, 29 September to 19 October 2018	1,970 records
Extreme rain in United States, 19 December 2022 to 13 January 2023	1,941 records
Extreme rain in Australia, 13 to 20 March 2020 (this event)	107 records

Every Record Set

20 of 107

Every record set or tied during Extreme rain in Australia, 13 to 20 March 2020, in date order
Date	Station	Record	Value	Margin	Years stood	Significance
2020-03-15	Rosa Brook	Record daily precipitation	25.4 mm (1.0 in)	17.8 mm (0.7 in)	76	55 of 100 (Notable)
2020-03-15	Millston	Record daily precipitation	31.4 mm (1.2 in)	15.1 mm (0.6 in)	93	48 of 100 (Notable)
2020-03-15	Bodallin South	Record daily precipitation	32.4 mm (1.3 in)	20.0 mm (0.8 in)	76	47 of 100 (Notable)
2020-03-15	Nangeenan	Record daily precipitation	30.8 mm (1.2 in)	8.7 mm (0.34 in)	93	44 of 100 (Notable)
2020-03-15	Woodburn	Record daily precipitation	25.0 mm (1.0 in)	6.2 mm (0.24 in)	82	41 of 100 (Notable)
2020-03-15	Kokardine	Record daily precipitation	27.0 mm (1.1 in)	6.2 mm (0.24 in)	82	39 of 100 (Notable)
2020-03-16	New Norcia	Record daily precipitation	17.0 mm (0.7 in)	7.6 mm (0.30 in)	82	20 of 100 (Routine)
2020-03-16	Broomehill	Record daily precipitation	20.0 mm (0.8 in)	12.1 mm (0.5 in)	82	20 of 100 (Routine)
2020-03-16	Bunkin	Record daily precipitation	14.6 mm (0.6 in)	4.4 mm (0.17 in)	95	20 of 100 (Routine)
2020-03-16	Dumbleyung	Record daily precipitation	15.0 mm (0.6 in)	3.6 mm (0.14 in)	94	20 of 100 (Routine)
2020-03-17	Quairading	Record daily precipitation	4.2 mm (0.17 in)	0.6 mm (0.02 in)	107	20 of 100 (Routine)
2020-03-18	Northcliffe	Record daily precipitation	42.0 mm (1.7 in)	33.4 mm (1.3 in)	17	53 of 100 (Notable)
2020-03-18	Araluen	Record daily precipitation	18.0 mm (0.7 in)	7.8 mm (0.31 in)	78	20 of 100 (Routine)
2020-03-18	Jarrahdale	Record daily precipitation	23.2 mm (0.9 in)	5.9 mm (0.23 in)	105	20 of 100 (Routine)
2020-03-18	Illalangi	Record daily precipitation	20.0 mm (0.8 in)	0.9 mm (0.04 in)	105	20 of 100 (Routine)
2020-03-18	Rosa Brook	Record daily precipitation	14.8 mm (0.6 in)	9.5 mm (0.37 in)	78	20 of 100 (Routine)
2020-03-19	Yoweragabbie	Record daily precipitation	21.0 mm (0.8 in)	10.1 mm (0.4 in)	78	20 of 100 (Routine)
2020-03-19	Melangata	Record daily precipitation	23.0 mm (0.9 in)	2.7 mm (0.11 in)	103	20 of 100 (Routine)
2020-03-20	Challa	Record daily precipitation	25.0 mm (1.0 in)	10.3 mm (0.4 in)	93	44 of 100 (Notable)
2020-03-20	Coodardy	Record daily precipitation	17.6 mm (0.7 in)	4.4 mm (0.17 in)	93	20 of 100 (Routine)

The daily ledgers keep a limited number of records per day, so this list has 20 of the 107 records the event counts. The counts above use the full total.

Related Headlines

Third party news, headline and link only

Download 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.

Date	Records
2020-03-13	3
2020-03-14	5
2020-03-15	40
2020-03-16	12
2020-03-17	3
2020-03-18	30
2020-03-19	3
2020-03-20	11

Margin (mm)	Years the old record stood
18	76
33	17
15	93
12	82
20	76
6	105
10	78
10	93
9	93
4	95
4	94
3	103
8	82
6	82
1	105
1	107
4	93
10	78
6	82
8	78
2	91
11	71
18	41
6	77
3	78
3	78
26	21
1	78
16	5
6	53
8	53
4	72
18	5
6	61
10	34
14	2
3	63
1	71
16	21
9	24
6	41
10	49
3	55
15	5
2	55
2	41
10	28
12	23
10	33
10	23
11	5
10	5
13	5
9	28
6	28
16	5
10	5
4	28
5	20
4	34
2	28
3	35
13	5
4	33
0	45
2	28
3	24
7	5
6	5
0	41
3	28
2	37
4	19
4	5
4	7
1	29
5	5
7	7
4	5
5	5
2	7
0	28
1	28
2	12
0	27
4	12
2	23
1	27
2	13
5	5
4	5
3	10
0	21
3	21
3	7
4	7
1	21
7	6
3	5
1	7
3	5
2	7
1	5
2	5
0	5
1	2
1	5

Margin (mm)	Years the old record stood
18	76
33	17
15	93
12	82
20	76
6	105
10	78
10	93
9	93
4	95
4	94
3	103
8	82
6	82
1	105
1	107
4	93
10	78
6	82
8	78
2	91
11	71
18	41
6	77
3	78
3	78
26	21
1	78
16	5
6	53
8	53
4	72
18	5
6	61
10	34
14	2
3	63
1	71
16	21
9	24
6	41
10	49
3	55
15	5
2	55
2	41
10	28
12	23
10	33
10	23
11	5
10	5
13	5
9	28
6	28
16	5
10	5
4	28
5	20
4	34
2	28
3	35
13	5
4	33
0	45
2	28
3	24
7	5
6	5
0	41
3	28
2	37
4	19
4	5
4	7
1	29
5	5
7	7
4	5
5	5
2	7
0	28
1	28
2	12
0	27
4	12
2	23
1	27
2	13
5	5
4	5
3	10
0	21
3	21
3	7
4	7
1	21
7	6
3	5
1	7
3	5
2	7
1	5
2	5
0	5
1	2
1	5

Margin (mm)	Years the old record stood
18	76
33	17
15	93
12	82
20	76
6	105
10	78
10	93
9	93
4	95
4	94
3	103
8	82
6	82
1	105
1	107
4	93
10	78
6	82
8	78
2	91
11	71
18	41
6	77
3	78
3	78
26	21
1	78
16	5
6	53
8	53
4	72
18	5
6	61
10	34
14	2
3	63
1	71
16	21
9	24
6	41
10	49
3	55
15	5
2	55
2	41
10	28
12	23
10	33
10	23
11	5
10	5
13	5
9	28
6	28
16	5
10	5
4	28
5	20
4	34
2	28
3	35
13	5
4	33
0	45
2	28
3	24
7	5
6	5
0	41
3	28
2	37
4	19
4	5
4	7
1	29
5	5
7	7
4	5
5	5
2	7
0	28
1	28
2	12
0	27
4	12
2	23
1	27
2	13
5	5
4	5
3	10
0	21
3	21
3	7
4	7
1	21
7	6
3	5
1	7
3	5
2	7
1	5
2	5
0	5
1	2
1	5