Extreme rain in United States, 5 to 18 September 2020

Name: Extreme rain in United States, 5 to 18 September 2020
Start: 2020-09-05
End: 2020-09-18
Location: United States

Extreme rain in United States, 5 to 18 September 2020: 776 records at 706 stations, peak on 8 September 2020. Closed.

Data as of 2026-10-12. Last revised 12 October 2026 (2026-10-12).

Key Facts

Extreme rain in United States, 5 to 18 September 2020 set or tied 776 station records at 706 stations.
It ran from 5 September 2020 to 18 September 2020 (14 days) and its peak day was 8 September 2020.
Status: closed.
Bellefontaine set a monthly record daily precipitation of 116.8 mm (4.6 in) on 8 September 2020.
The busiest day was 8 September 2020 with 147 records.
The oldest broken record in the ranked list had stood for 126 years.

Footprint

5 to 18 September 2020

The area covered by Extreme rain in United States, 5 to 18 September 2020 is outlined, with 20 of the stations that set records marked, coloured by record type. Made with Natural Earth.

Footprint of Extreme rain in United States, 5 to 18 September 2020: stations that set records in the event
Station	Type	Value	Date
Bellefontaine	Record daily precipitation	116.8 mm (4.6 in)	2020-09-08
Atlantic City Marina	Record daily precipitation	116.1 mm (4.6 in)	2020-09-10
Americus	Record daily precipitation	158.2 mm (6.2 in)	2020-09-17
Versailles	Record daily precipitation	101.6 mm (4.0 in)	2020-09-08
Cordele	Record daily precipitation	106.7 mm (4.2 in)	2020-09-17
Kit Carson	Record daily precipitation	50.8 mm (2.0 in)	2020-09-10
Kenton	Record daily precipitation	67.3 mm (2.6 in)	2020-09-08
Emporia 1 WNW	Record daily precipitation	144.8 mm (5.7 in)	2020-09-18
Darlington	Record daily precipitation	166.1 mm (6.5 in)	2020-09-18
Albany	Record daily precipitation	98.8 mm (3.9 in)	2020-09-09
Aspermont	Record daily precipitation	87.6 mm (3.4 in)	2020-09-09
Haskell	Record daily precipitation	131.6 mm (5.2 in)	2020-09-09
Troy	Record daily precipitation	238.8 mm (9.4 in)	2020-09-17
Lincolnton	Record daily precipitation	98.0 mm (3.9 in)	2020-09-17
Denison	Record daily precipitation	75.9 mm (3.0 in)	2020-09-09
Clinton #1	Record daily precipitation	78.0 mm (3.1 in)	2020-09-06
Hillsdale	Record daily precipitation	49.8 mm (2.0 in)	2020-09-08
Fairhope 2 NE	Record daily precipitation	315.2 mm (12.4 in)	2020-09-17
Plains SW Ga Exp STN	Record daily precipitation	112.8 mm (4.4 in)	2020-09-16
Camilla 3SE	Record daily precipitation	106.7 mm (4.2 in)	2020-09-17

Records per Day

Peak day 147

Records set or tied each day from 5 September 2020 to 18 September 2020. The most in one day was 147 on 8 September 2020.

Records per day during Extreme rain in United States, 5 to 18 September 2020
Date	Records
2020-09-05	1
2020-09-06	24
2020-09-07	87
2020-09-08	147
2020-09-09	123
2020-09-10	105
2020-09-11	33
2020-09-12	31
2020-09-13	44
2020-09-14	12
2020-09-15	9
2020-09-16	25
2020-09-17	76
2020-09-18	59

Top Records by Margin

Margin over the record replaced

Top records of Extreme rain in United States, 5 to 18 September 2020 ranked by margin
Fairhope 2 NE, 09-17	235.2 mm (9.3 in)
Troy, 09-17	187.0 mm (7.4 in)
Emporia 1 WNW, 09-18	107.2 mm (4.2 in)
Americus, 09-17	91.1 mm (3.6 in)
Plains SW Ga Exp STN, 09-16	89.9 mm (3.5 in)
Atlantic City Marina, 09-10	77.7 mm (3.1 in)
Darlington, 09-18	77.2 mm (3.0 in)
Camilla 3SE, 09-17	77.2 mm (3.0 in)
Lincolnton, 09-17	75.1 mm (3.0 in)
Cordele, 09-17	73.7 mm (2.9 in)
Albany, 09-09	62.5 mm (2.5 in)
Haskell, 09-09	56.2 mm (2.2 in)
Aspermont, 09-09	54.6 mm (2.1 in)
Kenton, 09-08	44.7 mm (1.8 in)
Clinton #1, 09-06	41.9 mm (1.6 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

500 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 United States, 5 to 18 September 2020
Margin (mm)	Years the old record stood
38	114
91	119
78	111
74	125
39	81
37	80
45	78
107	75
77	92
63	86
55	91
187	63
56	120
75	58
38	119
235	50
42	106
31	96
77	49
90	62
53	59
42	91
46	17
111	41
79	51
98	49
75	21
93	41
95	3
40	94
54	70
59	54
46	23
18	114
28	62
142	32
46	60
53	60
76	40
36	120
87	68
10	91
11	123
24	99
22	119
52	56
31	91
29	120
41	75
23	11
77	39
1	101
130	26
29	82
59	8
24	107
23	120
65	51
20	126
2	104
83	26
38	79
25	29
57	27
14	119
74	16
25	91
14	59
30	25
68	43
50	38
22	71
40	63
92	27
108	2
24	40
11	73
13	103
52	57
20	74
58	8
12	113
18	32
54	62
63	24
54	45
52	31
6	93
18	19
39	63
27	18
67	4
40	60
26	66
65	17
9	119
13	95
31	71
13	117
34	75
7	110
24	19
25	31
23	37
35	63
13	95
57	14
10	82
20	44
40	31
31	17
29	74
34	63
12	84
102	3
12	59
85	16
9	111
6	114
22	74
38	29
21	91
23	48
39	8
17	40
58	31
11	79
45	46
91	16
47	27
24	71
6	99
9	95
46	58
76	45
10	86
12	91
35	51
13	90
13	40
59	16
28	3
4	115
19	54
12	25
9	7
4	120
9	82
90	24
66	16
15	40
15	50
8	30
28	15
29	59
16	72
8	88
2	125
54	13
8	92
29	49
20	76
23	63
4	114
15	10
48	39
15	40
16	78
7	88
16	71
1	119
73	16
23	31
25	69
21	34
12	75
49	39
16	47
30	56
3	86
23	60
25	56
24	59
3	90
11	22
2	96
32	54
14	70
63	16
2	93
3	87
28	9
26	63
14	71
7	82
13	74
15	58
28	43
9	47
28	31

Compared With Other Events

Station records per event

Station records in Extreme rain in United States, 5 to 18 September 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 United States, 5 to 18 September 2020 (this event)	776 records

Every Record Set

20 of 776

Every record set or tied during Extreme rain in United States, 5 to 18 September 2020, in date order
Date	Station	Record	Value	Margin	Years stood	Significance
2020-09-06	Clinton #1	Record daily precipitation	78.0 mm (3.1 in)	41.9 mm (1.6 in)	106	65 of 100 (Major)
2020-09-08	Bellefontaine	Record daily precipitation	116.8 mm (4.6 in)	37.6 mm (1.5 in)	114	83 of 100 (Exceptional)
2020-09-08	Versailles	Record daily precipitation	101.6 mm (4.0 in)	39.4 mm (1.6 in)	81	78 of 100 (Major)
2020-09-08	Kenton	Record daily precipitation	67.3 mm (2.6 in)	44.7 mm (1.8 in)	78	72 of 100 (Major)
2020-09-08	Hillsdale	Record daily precipitation	49.8 mm (2.0 in)	30.7 mm (1.2 in)	96	65 of 100 (Major)
2020-09-09	Albany	Record daily precipitation	98.8 mm (3.9 in)	62.5 mm (2.5 in)	86	69 of 100 (Major)
2020-09-09	Aspermont	Record daily precipitation	87.6 mm (3.4 in)	54.6 mm (2.1 in)	91	69 of 100 (Major)
2020-09-09	Haskell	Record daily precipitation	131.6 mm (5.2 in)	56.2 mm (2.2 in)	120	68 of 100 (Major)
2020-09-09	Denison	Record daily precipitation	75.9 mm (3.0 in)	38.3 mm (1.5 in)	119	66 of 100 (Major)
2020-09-10	Atlantic City Marina	Record daily precipitation	116.1 mm (4.6 in)	77.7 mm (3.1 in)	111	80 of 100 (Exceptional)
2020-09-10	Kit Carson	Record daily precipitation	50.8 mm (2.0 in)	37.3 mm (1.5 in)	80	74 of 100 (Major)
2020-09-16	Plains SW Ga Exp STN	Record daily precipitation	112.8 mm (4.4 in)	89.9 mm (3.5 in)	62	64 of 100 (Major)
2020-09-17	Americus	Record daily precipitation	158.2 mm (6.2 in)	91.1 mm (3.6 in)	119	80 of 100 (Exceptional)
2020-09-17	Cordele	Record daily precipitation	106.7 mm (4.2 in)	73.7 mm (2.9 in)	125	78 of 100 (Major)
2020-09-17	Troy	Record daily precipitation	238.8 mm (9.4 in)	187.0 mm (7.4 in)	63	68 of 100 (Major)
2020-09-17	Lincolnton	Record daily precipitation	98.0 mm (3.9 in)	75.1 mm (3.0 in)	58	67 of 100 (Major)
2020-09-17	Fairhope 2 NE	Record daily precipitation	315.2 mm (12.4 in)	235.2 mm (9.3 in)	50	65 of 100 (Major)
2020-09-17	Camilla 3SE	Record daily precipitation	106.7 mm (4.2 in)	77.2 mm (3.0 in)	49	64 of 100 (Major)
2020-09-18	Emporia 1 WNW	Record daily precipitation	144.8 mm (5.7 in)	107.2 mm (4.2 in)	75	72 of 100 (Major)
2020-09-18	Darlington	Record daily precipitation	166.1 mm (6.5 in)	77.2 mm (3.0 in)	92	71 of 100 (Major)

The daily ledgers keep a limited number of records per day, so this list has 20 of the 776 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 2026-10-12. 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
38	114
91	119
78	111
74	125
39	81
37	80
45	78
107	75
77	92
63	86
55	91
187	63
56	120
75	58
38	119
235	50
42	106
31	96
77	49
90	62
53	59
42	91
46	17
111	41
79	51
98	49
75	21
93	41
95	3
40	94
54	70
59	54
46	23
18	114
28	62
142	32
46	60
53	60
76	40
36	120
87	68
10	91
11	123
24	99
22	119
52	56
31	91
29	120
41	75
23	11
77	39
1	101
130	26
29	82
59	8
24	107
23	120
65	51
20	126
2	104
83	26
38	79
25	29
57	27
14	119
74	16
25	91
14	59
30	25
68	43
50	38
22	71
40	63
92	27
108	2
24	40
11	73
13	103
52	57
20	74
58	8
12	113
18	32
54	62
63	24
54	45
52	31
6	93
18	19
39	63
27	18
67	4
40	60
26	66
65	17
9	119
13	95
31	71
13	117
34	75
7	110
24	19
25	31
23	37
35	63
13	95
57	14
10	82
20	44
40	31
31	17
29	74
34	63
12	84
102	3
12	59
85	16
9	111
6	114
22	74
38	29
21	91
23	48
39	8
17	40
58	31
11	79
45	46
91	16
47	27
24	71
6	99
9	95
46	58
76	45
10	86
12	91
35	51
13	90
13	40
59	16
28	3
4	115
19	54
12	25
9	7
4	120
9	82
90	24
66	16
15	40
15	50
8	30
28	15
29	59
16	72
8	88
2	125
54	13
8	92
29	49
20	76
23	63
4	114
15	10
48	39
15	40
16	78
7	88
16	71
1	119
73	16
23	31
25	69
21	34
12	75
49	39
16	47
30	56
3	86
23	60
25	56
24	59
3	90
11	22
2	96
32	54
14	70
63	16
2	93
3	87
28	9
26	63
14	71
7	82
13	74
15	58
28	43
9	47
28	31

Margin (mm)	Years the old record stood
38	114
91	119
78	111
74	125
39	81
37	80
45	78
107	75
77	92
63	86
55	91
187	63
56	120
75	58
38	119
235	50
42	106
31	96
77	49
90	62
53	59
42	91
46	17
111	41
79	51
98	49
75	21
93	41
95	3
40	94
54	70
59	54
46	23
18	114
28	62
142	32
46	60
53	60
76	40
36	120
87	68
10	91
11	123
24	99
22	119
52	56
31	91
29	120
41	75
23	11
77	39
1	101
130	26
29	82
59	8
24	107
23	120
65	51
20	126
2	104
83	26
38	79
25	29
57	27
14	119
74	16
25	91
14	59
30	25
68	43
50	38
22	71
40	63
92	27
108	2
24	40
11	73
13	103
52	57
20	74
58	8
12	113
18	32
54	62
63	24
54	45
52	31
6	93
18	19
39	63
27	18
67	4
40	60
26	66
65	17
9	119
13	95
31	71
13	117
34	75
7	110
24	19
25	31
23	37
35	63
13	95
57	14
10	82
20	44
40	31
31	17
29	74
34	63
12	84
102	3
12	59
85	16
9	111
6	114
22	74
38	29
21	91
23	48
39	8
17	40
58	31
11	79
45	46
91	16
47	27
24	71
6	99
9	95
46	58
76	45
10	86
12	91
35	51
13	90
13	40
59	16
28	3
4	115
19	54
12	25
9	7
4	120
9	82
90	24
66	16
15	40
15	50
8	30
28	15
29	59
16	72
8	88
2	125
54	13
8	92
29	49
20	76
23	63
4	114
15	10
48	39
15	40
16	78
7	88
16	71
1	119
73	16
23	31
25	69
21	34
12	75
49	39
16	47
30	56
3	86
23	60
25	56
24	59
3	90
11	22
2	96
32	54
14	70
63	16
2	93
3	87
28	9
26	63
14	71
7	82
13	74
15	58
28	43
9	47
28	31

Margin (mm)	Years the old record stood
38	114
91	119
78	111
74	125
39	81
37	80
45	78
107	75
77	92
63	86
55	91
187	63
56	120
75	58
38	119
235	50
42	106
31	96
77	49
90	62
53	59
42	91
46	17
111	41
79	51
98	49
75	21
93	41
95	3
40	94
54	70
59	54
46	23
18	114
28	62
142	32
46	60
53	60
76	40
36	120
87	68
10	91
11	123
24	99
22	119
52	56
31	91
29	120
41	75
23	11
77	39
1	101
130	26
29	82
59	8
24	107
23	120
65	51
20	126
2	104
83	26
38	79
25	29
57	27
14	119
74	16
25	91
14	59
30	25
68	43
50	38
22	71
40	63
92	27
108	2
24	40
11	73
13	103
52	57
20	74
58	8
12	113
18	32
54	62
63	24
54	45
52	31
6	93
18	19
39	63
27	18
67	4
40	60
26	66
65	17
9	119
13	95
31	71
13	117
34	75
7	110
24	19
25	31
23	37
35	63
13	95
57	14
10	82
20	44
40	31
31	17
29	74
34	63
12	84
102	3
12	59
85	16
9	111
6	114
22	74
38	29
21	91
23	48
39	8
17	40
58	31
11	79
45	46
91	16
47	27
24	71
6	99
9	95
46	58
76	45
10	86
12	91
35	51
13	90
13	40
59	16
28	3
4	115
19	54
12	25
9	7
4	120
9	82
90	24
66	16
15	40
15	50
8	30
28	15
29	59
16	72
8	88
2	125
54	13
8	92
29	49
20	76
23	63
4	114
15	10
48	39
15	40
16	78
7	88
16	71
1	119
73	16
23	31
25	69
21	34
12	75
49	39
16	47
30	56
3	86
23	60
25	56
24	59
3	90
11	22
2	96
32	54
14	70
63	16
2	93
3	87
28	9
26	63
14	71
7	82
13	74
15	58
28	43
9	47
28	31