Extreme rain in Australia, 20 to 30 April 2022

Name: Extreme rain in Australia, 20 to 30 April 2022
Start: 2022-04-20
End: 2022-04-30
Location: Australia

Extreme rain in Australia, 20 to 30 April 2022: 431 records at 330 stations, peak on 26 April 2022. Closed.

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

Key Facts

Extreme rain in Australia, 20 to 30 April 2022 set or tied 431 station records at 330 stations.
It ran from 20 April 2022 to 30 April 2022 (11 days) and its peak day was 26 April 2022.
Status: closed.
Woomera (Mahanewo) set a monthly record daily precipitation of 74.0 mm (2.9 in) on 26 April 2022.
The busiest day was 26 April 2022 with 136 records.
The oldest broken record in the ranked list had stood for 133 years.

Footprint

20 to 30 April 2022

The area covered by Extreme rain in Australia, 20 to 30 April 2022 is outlined, with 20 of the stations that set records marked, coloured by record type. Made with Natural Earth.

Footprint of Extreme rain in Australia, 20 to 30 April 2022: stations that set records in the event
Station	Type	Value	Date
Woomera (Mahanewo)	Record daily precipitation	74.0 mm (2.9 in)	2022-04-26
Warrnambool Downs	Record daily precipitation	186.0 mm (7.3 in)	2022-04-27
Muloorina Station (Muloorina H	Record daily precipitation	40.0 mm (1.6 in)	2022-04-25
Jundah Post Office	Record daily precipitation	91.4 mm (3.6 in)	2022-04-26
Koumala Hatfields Road	Record daily precipitation	97.0 mm (3.8 in)	2022-04-23
Ayrshire Downs	Record daily precipitation	77.0 mm (3.0 in)	2022-04-24
Cockburn	Record daily precipitation	46.0 mm (1.8 in)	2022-04-26
Woodhouse	Record daily precipitation	97.0 mm (3.8 in)	2022-04-25
Meringa Sugar Exp STN	Record daily precipitation	280.0 mm (11.0 in)	2022-04-26
Weona	Record daily precipitation	109.0 mm (4.3 in)	2022-04-25
Gregory Downs Outstation	Record daily precipitation	87.0 mm (3.4 in)	2022-04-29
Yabulu Qld Nickel	Record daily precipitation	220.0 mm (8.7 in)	2022-04-26
Burdekin Shire Council	Record daily precipitation	130.8 mm (5.1 in)	2022-04-26
Gillespie	Record daily precipitation	110.0 mm (4.3 in)	2022-04-26
Broken Hill (Koonawarra)	Record daily precipitation	43.0 mm (1.7 in)	2022-04-27
Woomera Aerodrome	Record daily precipitation	68.6 mm (2.7 in)	2022-04-26
Boolcoomatta	Record daily precipitation	47.0 mm (1.9 in)	2022-04-26
Majors Creek	Record daily precipitation	248.8 mm (9.8 in)	2022-04-26
Blackall Township	Record daily precipitation	123.0 mm (4.8 in)	2022-04-26
Mossman Central Mill	Record daily precipitation	226.3 mm (8.9 in)	2022-04-25

Records per Day

Peak day 136

Records set or tied each day from 20 April 2022 to 30 April 2022. The most in one day was 136 on 26 April 2022.

Records per day during Extreme rain in Australia, 20 to 30 April 2022
Date	Records
2022-04-20	2
2022-04-21	5
2022-04-22	42
2022-04-23	27
2022-04-24	29
2022-04-25	69
2022-04-26	136
2022-04-27	63
2022-04-28	33
2022-04-29	9
2022-04-30	16

Top Records by Margin

Margin over the record replaced

Top records of Extreme rain in Australia, 20 to 30 April 2022 ranked by margin
Meringa Sugar Exp STN, 04-26	238.9 mm (9.4 in)
Majors Creek, 04-26	201.8 mm (7.9 in)
Yabulu Qld Nickel, 04-26	194.1 mm (7.6 in)
Mossman Central Mill, 04-25	189.0 mm (7.4 in)
Burdekin Shire Council, 04-26	97.3 mm (3.8 in)
Gillespie, 04-26	83.8 mm (3.3 in)
Blackall Township, 04-26	78.5 mm (3.1 in)
Warrnambool Downs, 04-27	76.8 mm (3.0 in)
Jundah Post Office, 04-26	69.0 mm (2.7 in)
Woodhouse, 04-25	68.8 mm (2.7 in)
Koumala Hatfields Road, 04-23	62.2 mm (2.4 in)
Weona, 04-25	58.2 mm (2.3 in)
Ayrshire Downs, 04-24	55.4 mm (2.2 in)
Muloorina Station (Muloorina H, 04-25	36.2 mm (1.4 in)
Gregory Downs Outstation, 04-29	35.4 mm (1.4 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

431 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, 20 to 30 April 2022
Margin (mm)	Years the old record stood
32	91
77	72
36	128
69	112
62	104
35	100
55	101
239	85
69	103
35	54
58	53
194	65
97	65
84	65
33	80
22	58
30	100
202	65
79	56
189	53
71	56
115	56
64	56
29	108
37	48
57	101
94	39
44	51
23	100
34	48
32	48
32	48
66	85
12	119
88	39
80	56
130	39
46	56
79	36
31	48
57	64
30	79
45	15
109	29
116	36
7	102
18	116
21	116
28	119
53	32
19	96
24	48
17	128
19	80
13	68
26	100
79	36
101	21
44	39
97	56
16	88
27	100
68	39
36	56
16	83
10	129
85	23
30	80
56	39
25	48
36	56
34	39
48	45
27	39
37	39
24	48
10	100
25	15
131	0
53	35
19	101
60	32
39	64
12	99
6	121
13	52
10	51
16	130
10	101
8	112
28	13
6	133
28	39
7	112
69	56
53	21
35	39
5	131
6	121
80	21
46	36
29	33
19	48
32	65
21	65
31	56
91	12
71	17
63	20
21	32
32	15
24	33
19	42
7	65
5	101
5	101
43	39
38	45
24	36
2	128
31	51
1	103
43	35
50	56
30	39
50	17
1	128
9	80
36	39
14	48
59	44
8	80
12	80
71	19
43	32
30	39
8	76
27	56
22	39
4	84
22	4
15	15
28	9
39	21
51	45
27	48
72	33
25	56
35	48
29	39
43	39
8	73
4	84
18	65
5	76
22	56
26	39
16	39
8	43
3	83
5	83
8	76
12	80
13	67
33	36
33	21
21	48
20	1
58	21
23	56
21	63
24	17
21	48
25	15
5	73
18	31
7	43
21	33
14	48
12	48
10	48
4	59
0	83
15	39
9	43
8	48
20	48
4	59
19	39
34	23
25	39
32	36
9	56
14	48
1	61
1	61
24	53
19	51
62	32
5	56

Compared With Other Events

Station records per event

Station records in Extreme rain in Australia, 20 to 30 April 2022 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, 20 to 30 April 2022 (this event)	431 records

Every Record Set

20 of 431

Every record set or tied during Extreme rain in Australia, 20 to 30 April 2022, in date order
Date	Station	Record	Value	Margin	Years stood	Significance
2022-04-23	Koumala Hatfields Road	Record daily precipitation	97.0 mm (3.8 in)	62.2 mm (2.4 in)	104	78 of 100 (Major)
2022-04-24	Ayrshire Downs	Record daily precipitation	77.0 mm (3.0 in)	55.4 mm (2.2 in)	101	75 of 100 (Major)
2022-04-25	Muloorina Station (Muloorina H	Record daily precipitation	40.0 mm (1.6 in)	36.2 mm (1.4 in)	128	80 of 100 (Exceptional)
2022-04-25	Woodhouse	Record daily precipitation	97.0 mm (3.8 in)	68.8 mm (2.7 in)	103	73 of 100 (Major)
2022-04-25	Weona	Record daily precipitation	109.0 mm (4.3 in)	58.2 mm (2.3 in)	53	71 of 100 (Major)
2022-04-25	Mossman Central Mill	Record daily precipitation	226.3 mm (8.9 in)	189.0 mm (7.4 in)	53	66 of 100 (Major)
2022-04-26	Woomera (Mahanewo)	Record daily precipitation	74.0 mm (2.9 in)	32.3 mm (1.3 in)	91	87 of 100 (Exceptional)
2022-04-26	Jundah Post Office	Record daily precipitation	91.4 mm (3.6 in)	69.0 mm (2.7 in)	112	80 of 100 (Exceptional)
2022-04-26	Cockburn	Record daily precipitation	46.0 mm (1.8 in)	34.8 mm (1.4 in)	100	75 of 100 (Major)
2022-04-26	Meringa Sugar Exp STN	Record daily precipitation	280.0 mm (11.0 in)	238.9 mm (9.4 in)	85	73 of 100 (Major)
2022-04-26	Yabulu Qld Nickel	Record daily precipitation	220.0 mm (8.7 in)	194.1 mm (7.6 in)	65	69 of 100 (Major)
2022-04-26	Burdekin Shire Council	Record daily precipitation	130.8 mm (5.1 in)	97.3 mm (3.8 in)	65	69 of 100 (Major)
2022-04-26	Gillespie	Record daily precipitation	110.0 mm (4.3 in)	83.8 mm (3.3 in)	65	69 of 100 (Major)
2022-04-26	Woomera Aerodrome	Record daily precipitation	68.6 mm (2.7 in)	22.4 mm (0.9 in)	58	67 of 100 (Major)
2022-04-26	Boolcoomatta	Record daily precipitation	47.0 mm (1.9 in)	29.7 mm (1.2 in)	100	67 of 100 (Major)
2022-04-26	Majors Creek	Record daily precipitation	248.8 mm (9.8 in)	201.8 mm (7.9 in)	65	67 of 100 (Major)
2022-04-26	Blackall Township	Record daily precipitation	123.0 mm (4.8 in)	78.5 mm (3.1 in)	56	67 of 100 (Major)
2022-04-27	Warrnambool Downs	Record daily precipitation	186.0 mm (7.3 in)	76.8 mm (3.0 in)	72	81 of 100 (Exceptional)
2022-04-27	Broken Hill (Koonawarra)	Record daily precipitation	43.0 mm (1.7 in)	33.3 mm (1.3 in)	80	68 of 100 (Major)
2022-04-29	Gregory Downs Outstation	Record daily precipitation	87.0 mm (3.4 in)	35.4 mm (1.4 in)	54	71 of 100 (Major)

The daily ledgers keep a limited number of records per day, so this list has 20 of the 431 records the event counts. The counts above use the full total.

Related Headlines

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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.

Margin (mm)	Years the old record stood
32	91
77	72
36	128
69	112
62	104
35	100
55	101
239	85
69	103
35	54
58	53
194	65
97	65
84	65
33	80
22	58
30	100
202	65
79	56
189	53
71	56
115	56
64	56
29	108
37	48
57	101
94	39
44	51
23	100
34	48
32	48
32	48
66	85
12	119
88	39
80	56
130	39
46	56
79	36
31	48
57	64
30	79
45	15
109	29
116	36
7	102
18	116
21	116
28	119
53	32
19	96
24	48
17	128
19	80
13	68
26	100
79	36
101	21
44	39
97	56
16	88
27	100
68	39
36	56
16	83
10	129
85	23
30	80
56	39
25	48
36	56
34	39
48	45
27	39
37	39
24	48
10	100
25	15
131	0
53	35
19	101
60	32
39	64
12	99
6	121
13	52
10	51
16	130
10	101
8	112
28	13
6	133
28	39
7	112
69	56
53	21
35	39
5	131
6	121
80	21
46	36
29	33
19	48
32	65
21	65
31	56
91	12
71	17
63	20
21	32
32	15
24	33
19	42
7	65
5	101
5	101
43	39
38	45
24	36
2	128
31	51
1	103
43	35
50	56
30	39
50	17
1	128
9	80
36	39
14	48
59	44
8	80
12	80
71	19
43	32
30	39
8	76
27	56
22	39
4	84
22	4
15	15
28	9
39	21
51	45
27	48
72	33
25	56
35	48
29	39
43	39
8	73
4	84
18	65
5	76
22	56
26	39
16	39
8	43
3	83
5	83
8	76
12	80
13	67
33	36
33	21
21	48
20	1
58	21
23	56
21	63
24	17
21	48
25	15
5	73
18	31
7	43
21	33
14	48
12	48
10	48
4	59
0	83
15	39
9	43
8	48
20	48
4	59
19	39
34	23
25	39
32	36
9	56
14	48
1	61
1	61
24	53
19	51
62	32
5	56

Margin (mm)	Years the old record stood
32	91
77	72
36	128
69	112
62	104
35	100
55	101
239	85
69	103
35	54
58	53
194	65
97	65
84	65
33	80
22	58
30	100
202	65
79	56
189	53
71	56
115	56
64	56
29	108
37	48
57	101
94	39
44	51
23	100
34	48
32	48
32	48
66	85
12	119
88	39
80	56
130	39
46	56
79	36
31	48
57	64
30	79
45	15
109	29
116	36
7	102
18	116
21	116
28	119
53	32
19	96
24	48
17	128
19	80
13	68
26	100
79	36
101	21
44	39
97	56
16	88
27	100
68	39
36	56
16	83
10	129
85	23
30	80
56	39
25	48
36	56
34	39
48	45
27	39
37	39
24	48
10	100
25	15
131	0
53	35
19	101
60	32
39	64
12	99
6	121
13	52
10	51
16	130
10	101
8	112
28	13
6	133
28	39
7	112
69	56
53	21
35	39
5	131
6	121
80	21
46	36
29	33
19	48
32	65
21	65
31	56
91	12
71	17
63	20
21	32
32	15
24	33
19	42
7	65
5	101
5	101
43	39
38	45
24	36
2	128
31	51
1	103
43	35
50	56
30	39
50	17
1	128
9	80
36	39
14	48
59	44
8	80
12	80
71	19
43	32
30	39
8	76
27	56
22	39
4	84
22	4
15	15
28	9
39	21
51	45
27	48
72	33
25	56
35	48
29	39
43	39
8	73
4	84
18	65
5	76
22	56
26	39
16	39
8	43
3	83
5	83
8	76
12	80
13	67
33	36
33	21
21	48
20	1
58	21
23	56
21	63
24	17
21	48
25	15
5	73
18	31
7	43
21	33
14	48
12	48
10	48
4	59
0	83
15	39
9	43
8	48
20	48
4	59
19	39
34	23
25	39
32	36
9	56
14	48
1	61
1	61
24	53
19	51
62	32
5	56

Margin (mm)	Years the old record stood
32	91
77	72
36	128
69	112
62	104
35	100
55	101
239	85
69	103
35	54
58	53
194	65
97	65
84	65
33	80
22	58
30	100
202	65
79	56
189	53
71	56
115	56
64	56
29	108
37	48
57	101
94	39
44	51
23	100
34	48
32	48
32	48
66	85
12	119
88	39
80	56
130	39
46	56
79	36
31	48
57	64
30	79
45	15
109	29
116	36
7	102
18	116
21	116
28	119
53	32
19	96
24	48
17	128
19	80
13	68
26	100
79	36
101	21
44	39
97	56
16	88
27	100
68	39
36	56
16	83
10	129
85	23
30	80
56	39
25	48
36	56
34	39
48	45
27	39
37	39
24	48
10	100
25	15
131	0
53	35
19	101
60	32
39	64
12	99
6	121
13	52
10	51
16	130
10	101
8	112
28	13
6	133
28	39
7	112
69	56
53	21
35	39
5	131
6	121
80	21
46	36
29	33
19	48
32	65
21	65
31	56
91	12
71	17
63	20
21	32
32	15
24	33
19	42
7	65
5	101
5	101
43	39
38	45
24	36
2	128
31	51
1	103
43	35
50	56
30	39
50	17
1	128
9	80
36	39
14	48
59	44
8	80
12	80
71	19
43	32
30	39
8	76
27	56
22	39
4	84
22	4
15	15
28	9
39	21
51	45
27	48
72	33
25	56
35	48
29	39
43	39
8	73
4	84
18	65
5	76
22	56
26	39
16	39
8	43
3	83
5	83
8	76
12	80
13	67
33	36
33	21
21	48
20	1
58	21
23	56
21	63
24	17
21	48
25	15
5	73
18	31
7	43
21	33
14	48
12	48
10	48
4	59
0	83
15	39
9	43
8	48
20	48
4	59
19	39
34	23
25	39
32	36
9	56
14	48
1	61
1	61
24	53
19	51
62	32
5	56