Cold outbreak in United States, 5 to 17 September 2018

Name: Cold outbreak in United States, 5 to 17 September 2018
Start: 2018-09-05
End: 2018-09-17
Location: United States

Cold outbreak in United States, 5 to 17 September 2018: 699 records at 541 stations, peak on 10 September 2018. Closed.

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

Key Facts

Cold outbreak in United States, 5 to 17 September 2018 set or tied 699 station records at 541 stations.
It ran from 5 September 2018 to 17 September 2018 (13 days) and its peak day was 10 September 2018.
Status: closed.
Dumas set a daily record low maximum temperature of 19.4 C (66.9 F) on 11 September 2018.
The busiest day was 10 September 2018 with 304 records.
The oldest broken record in the ranked list had stood for 126 years.

Footprint

5 to 17 September 2018

The area covered by Cold outbreak in United States, 5 to 17 September 2018 is outlined, with 20 of the stations that set records marked, coloured by record type. Made with Natural Earth.

Footprint of Cold outbreak in United States, 5 to 17 September 2018: stations that set records in the event
Station	Type	Value	Date
Dumas	Record low maximum temperature	19.4 C (66.9 F)	2018-09-11
Hamburg	Record low maximum temperature	13.3 C (55.9 F)	2018-09-10
E Stroudsburg	Record low maximum temperature	12.8 C (55.0 F)	2018-09-09
Flemington 5 NNW	Record low maximum temperature	14.4 C (57.9 F)	2018-09-10
Bellefontaine	Record low maximum temperature	15.0 C (59.0 F)	2018-09-10
Washington Court House	Record low maximum temperature	15.6 C (60.1 F)	2018-09-10
Hohenwald	Record low maximum temperature	19.4 C (66.9 F)	2018-09-11
Bolivar 1 NE	Record low maximum temperature	19.4 C (66.9 F)	2018-09-10
Boonton 1 SE	Record low maximum temperature	13.9 C (57.0 F)	2018-09-10
Renovo	Record low maximum temperature	13.3 C (55.9 F)	2018-09-10
Dickson	Record low maximum temperature	18.9 C (66.0 F)	2018-09-10
Monroe City	Record low maximum temperature	17.2 C (63.0 F)	2018-09-09
Martinsburg E W Virginia Rgnl	Record low maximum temperature	15.6 C (60.1 F)	2018-09-09
Columbus	Record low maximum temperature	14.4 C (57.9 F)	2018-09-10
Mohonk Lake	Record low maximum temperature	13.3 C (55.9 F)	2018-09-10
Tyler Pounds Fld	Record low maximum temperature	22.2 C (72.0 F)	2018-09-10
Dover	Record low maximum temperature	18.3 C (64.9 F)	2018-09-09
Rockville	Record low maximum temperature	15.6 C (60.1 F)	2018-09-09
Corinth 5 WSW	Record low maximum temperature	19.4 C (66.9 F)	2018-09-10
Sussex 1 NW	Record low maximum temperature	15.0 C (59.0 F)	2018-09-11

Records per Day

Peak day 304

Records set or tied each day from 5 September 2018 to 17 September 2018. The most in one day was 304 on 10 September 2018.

Records per day during Cold outbreak in United States, 5 to 17 September 2018
Date	Records
2018-09-05	2
2018-09-06	2
2018-09-07	8
2018-09-08	26
2018-09-09	183
2018-09-10	304
2018-09-11	143
2018-09-12	20
2018-09-13	2
2018-09-14	1
2018-09-15	2
2018-09-16	3
2018-09-17	3

Top Records by Margin

Margin over the record replaced

Top records of Cold outbreak in United States, 5 to 17 September 2018 ranked by margin
Dumas, 09-11	5.0 C (9.0 F)
Hamburg, 09-10	4.5 C (8.1 F)
E Stroudsburg, 09-09	4.4 C (7.9 F)
Flemington 5 NNW, 09-10	3.9 C (7.0 F)
Bellefontaine, 09-10	3.9 C (7.0 F)
Washington Court House, 09-10	3.8 C (6.8 F)
Hohenwald, 09-11	3.4 C (6.1 F)
Bolivar 1 NE, 09-10	3.4 C (6.1 F)
Rockville, 09-09	3.3 C (5.9 F)
Boonton 1 SE, 09-10	2.8 C (5.0 F)
Renovo, 09-10	2.8 C (5.0 F)
Dickson, 09-10	2.8 C (5.0 F)
Columbus, 09-10	2.8 C (5.0 F)
Monroe City, 09-09	2.8 C (5.0 F)
Martinsburg E W Virginia Rgnl, 09-09	2.7 C (4.9 F)

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 Cold outbreak in United States, 5 to 17 September 2018
Margin (C)	Years the old record stood
5.0	100
4.5	104
4.4	104
3.9	100
3.9	104
3.8	100
3.4	118
3.4	100
2.8	100
2.8	119
2.8	111
2.8	100
2.8	116
2.3	113
2.7	100
2.2	126
1.7	104
3.3	93
1.7	116
2.2	104
2.8	93
2.2	111
1.7	111
1.7	119
2.2	100
2.8	93
2.2	100
1.7	123
1.6	100
1.7	100
3.9	80
1.1	111
1.7	100
2.2	92
1.1	111
1.1	119
1.1	100
1.1	100
1.1	111
1.1	104
1.1	100
1.1	119
1.2	104
0.6	104
1.1	117
0.6	100
0.5	123
0.6	104
0.6	118
0.6	104
0.6	118
0.6	100
0.5	100
6.1	61
0.6	100
0.5	100
0.5	108
2.8	83
1.1	93
1.1	93
0.5	118
1.1	93
2.2	88
1.1	93
1.1	93
1.1	93
1.1	93
2.8	69
3.9	83
0.5	93
0.5	93
0.6	93
0.5	96
2.8	83
0.6	93
0.5	93
0.5	93
0.6	93
2.3	75
1.7	89
2.8	80
0.5	93
2.7	75
1.2	88
2.2	77
1.1	83
2.8	68
3.3	68
1.7	83
1.1	83
1.1	83
0.6	83
1.1	77
1.7	83
4.5	61
0.6	83
4.4	64
1.1	83
1.1	76
1.6	77
1.1	75
1.1	83
3.4	68
0.6	77
3.9	60
1.1	83
0.5	80
0.5	77
4.4	60
0.5	77
1.7	69
0.6	77
1.2	76
3.3	68
2.7	68
3.9	68
0.5	76
3.9	60
2.2	68
0.5	76
0.5	80
1.6	69
1.7	76
3.3	61
1.6	75
0.6	80
0.6	80
2.7	61
3.9	61
0.6	73
2.8	68
1.1	69
2.2	68
1.1	68
2.3	68
1.1	68
2.2	61
3.9	61
2.7	61
1.1	69
1.1	65
1.1	69
3.3	61
2.2	68
2.8	68
2.8	64
0.6	75
0.6	75
3.3	59
2.8	61
3.4	60
3.9	45
5.5	48
2.2	68
2.8	61
4.4	51
2.3	44
0.5	69
0.6	69
1.7	60
0.6	69
2.7	60
4.5	48
3.9	49
2.8	60
2.8	61
1.1	68
1.1	61
1.1	63
3.9	48
1.1	60
5.0	49
2.2	52
1.6	68
1.2	68
2.2	61
1.6	64
3.3	51
2.2	61
0.5	60
2.7	48
1.1	61
1.1	59
1.7	56
2.3	60
4.5	36
1.1	68
2.3	51
2.2	61
1.1	69
0.6	69
3.3	52
0.5	61
3.9	48
1.6	61
1.2	68
2.2	61
1.6	61
1.1	68
2.2	44

Compared With Other Events

Station records per event

Station records in Cold outbreak in United States, 5 to 17 September 2018 compared with similar events
Cold outbreak in United States and Mexico, 6 February to 5 March 2021	12,118 records
Cold outbreak in United States and Mexico, 13 October to 5 November 2020	9,841 records
Cold outbreak in United States and Mexico, 23 December 2017 to 8 January 2018	8,263 records
Cold outbreak in United States and Mexico, 3 to 23 January 2024	7,675 records
Cold outbreak in United States, 15 January to 10 February 2026	5,568 records
Cold outbreak in United States, 5 to 17 September 2018 (this event)	699 records

Every Record Set

20 of 699

Every record set or tied during Cold outbreak in United States, 5 to 17 September 2018, in date order
Date	Station	Record	Value	Margin	Years stood	Significance
2018-09-09	E Stroudsburg	Record low maximum temperature	12.8 C (55.0 F)	4.4 C (7.9 F)	104	49 of 100 (Notable)
2018-09-09	Monroe City	Record low maximum temperature	17.2 C (63.0 F)	2.8 C (5.0 F)	116	45 of 100 (Notable)
2018-09-09	Martinsburg E W Virginia Rgnl	Record low maximum temperature	15.6 C (60.1 F)	2.7 C (4.9 F)	100	45 of 100 (Notable)
2018-09-09	Dover	Record low maximum temperature	18.3 C (64.9 F)	1.7 C (3.1 F)	104	44 of 100 (Notable)
2018-09-09	Rockville	Record low maximum temperature	15.6 C (60.1 F)	3.3 C (5.9 F)	93	44 of 100 (Notable)
2018-09-10	Hamburg	Record low maximum temperature	13.3 C (55.9 F)	4.5 C (8.1 F)	104	50 of 100 (Notable)
2018-09-10	Flemington 5 NNW	Record low maximum temperature	14.4 C (57.9 F)	3.9 C (7.0 F)	100	48 of 100 (Notable)
2018-09-10	Bellefontaine	Record low maximum temperature	15.0 C (59.0 F)	3.9 C (7.0 F)	104	48 of 100 (Notable)
2018-09-10	Washington Court House	Record low maximum temperature	15.6 C (60.1 F)	3.8 C (6.8 F)	100	48 of 100 (Notable)
2018-09-10	Bolivar 1 NE	Record low maximum temperature	19.4 C (66.9 F)	3.4 C (6.1 F)	100	46 of 100 (Notable)
2018-09-10	Boonton 1 SE	Record low maximum temperature	13.9 C (57.0 F)	2.8 C (5.0 F)	100	46 of 100 (Notable)
2018-09-10	Renovo	Record low maximum temperature	13.3 C (55.9 F)	2.8 C (5.0 F)	119	46 of 100 (Notable)
2018-09-10	Dickson	Record low maximum temperature	18.9 C (66.0 F)	2.8 C (5.0 F)	111	46 of 100 (Notable)
2018-09-10	Columbus	Record low maximum temperature	14.4 C (57.9 F)	2.8 C (5.0 F)	100	45 of 100 (Notable)
2018-09-10	Mohonk Lake	Record low maximum temperature	13.3 C (55.9 F)	2.3 C (4.1 F)	113	45 of 100 (Notable)
2018-09-10	Tyler Pounds Fld	Record low maximum temperature	22.2 C (72.0 F)	2.2 C (4.0 F)	126	45 of 100 (Notable)
2018-09-10	Corinth 5 WSW	Record low maximum temperature	19.4 C (66.9 F)	1.7 C (3.1 F)	116	44 of 100 (Notable)
2018-09-11	Dumas	Record low maximum temperature	19.4 C (66.9 F)	5.0 C (9.0 F)	100	52 of 100 (Notable)
2018-09-11	Hohenwald	Record low maximum temperature	19.4 C (66.9 F)	3.4 C (6.1 F)	118	48 of 100 (Notable)
2018-09-11	Sussex 1 NW	Record low maximum temperature	15.0 C (59.0 F)	2.2 C (4.0 F)	104	44 of 100 (Notable)

The daily ledgers keep a limited number of records per day, so this list has 20 of the 699 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.

Margin (C)	Years the old record stood
5.0	100
4.5	104
4.4	104
3.9	100
3.9	104
3.8	100
3.4	118
3.4	100
2.8	100
2.8	119
2.8	111
2.8	100
2.8	116
2.3	113
2.7	100
2.2	126
1.7	104
3.3	93
1.7	116
2.2	104
2.8	93
2.2	111
1.7	111
1.7	119
2.2	100
2.8	93
2.2	100
1.7	123
1.6	100
1.7	100
3.9	80
1.1	111
1.7	100
2.2	92
1.1	111
1.1	119
1.1	100
1.1	100
1.1	111
1.1	104
1.1	100
1.1	119
1.2	104
0.6	104
1.1	117
0.6	100
0.5	123
0.6	104
0.6	118
0.6	104
0.6	118
0.6	100
0.5	100
6.1	61
0.6	100
0.5	100
0.5	108
2.8	83
1.1	93
1.1	93
0.5	118
1.1	93
2.2	88
1.1	93
1.1	93
1.1	93
1.1	93
2.8	69
3.9	83
0.5	93
0.5	93
0.6	93
0.5	96
2.8	83
0.6	93
0.5	93
0.5	93
0.6	93
2.3	75
1.7	89
2.8	80
0.5	93
2.7	75
1.2	88
2.2	77
1.1	83
2.8	68
3.3	68
1.7	83
1.1	83
1.1	83
0.6	83
1.1	77
1.7	83
4.5	61
0.6	83
4.4	64
1.1	83
1.1	76
1.6	77
1.1	75
1.1	83
3.4	68
0.6	77
3.9	60
1.1	83
0.5	80
0.5	77
4.4	60
0.5	77
1.7	69
0.6	77
1.2	76
3.3	68
2.7	68
3.9	68
0.5	76
3.9	60
2.2	68
0.5	76
0.5	80
1.6	69
1.7	76
3.3	61
1.6	75
0.6	80
0.6	80
2.7	61
3.9	61
0.6	73
2.8	68
1.1	69
2.2	68
1.1	68
2.3	68
1.1	68
2.2	61
3.9	61
2.7	61
1.1	69
1.1	65
1.1	69
3.3	61
2.2	68
2.8	68
2.8	64
0.6	75
0.6	75
3.3	59
2.8	61
3.4	60
3.9	45
5.5	48
2.2	68
2.8	61
4.4	51
2.3	44
0.5	69
0.6	69
1.7	60
0.6	69
2.7	60
4.5	48
3.9	49
2.8	60
2.8	61
1.1	68
1.1	61
1.1	63
3.9	48
1.1	60
5.0	49
2.2	52
1.6	68
1.2	68
2.2	61
1.6	64
3.3	51
2.2	61
0.5	60
2.7	48
1.1	61
1.1	59
1.7	56
2.3	60
4.5	36
1.1	68
2.3	51
2.2	61
1.1	69
0.6	69
3.3	52
0.5	61
3.9	48
1.6	61
1.2	68
2.2	61
1.6	61
1.1	68
2.2	44

Margin (C)	Years the old record stood
5.0	100
4.5	104
4.4	104
3.9	100
3.9	104
3.8	100
3.4	118
3.4	100
2.8	100
2.8	119
2.8	111
2.8	100
2.8	116
2.3	113
2.7	100
2.2	126
1.7	104
3.3	93
1.7	116
2.2	104
2.8	93
2.2	111
1.7	111
1.7	119
2.2	100
2.8	93
2.2	100
1.7	123
1.6	100
1.7	100
3.9	80
1.1	111
1.7	100
2.2	92
1.1	111
1.1	119
1.1	100
1.1	100
1.1	111
1.1	104
1.1	100
1.1	119
1.2	104
0.6	104
1.1	117
0.6	100
0.5	123
0.6	104
0.6	118
0.6	104
0.6	118
0.6	100
0.5	100
6.1	61
0.6	100
0.5	100
0.5	108
2.8	83
1.1	93
1.1	93
0.5	118
1.1	93
2.2	88
1.1	93
1.1	93
1.1	93
1.1	93
2.8	69
3.9	83
0.5	93
0.5	93
0.6	93
0.5	96
2.8	83
0.6	93
0.5	93
0.5	93
0.6	93
2.3	75
1.7	89
2.8	80
0.5	93
2.7	75
1.2	88
2.2	77
1.1	83
2.8	68
3.3	68
1.7	83
1.1	83
1.1	83
0.6	83
1.1	77
1.7	83
4.5	61
0.6	83
4.4	64
1.1	83
1.1	76
1.6	77
1.1	75
1.1	83
3.4	68
0.6	77
3.9	60
1.1	83
0.5	80
0.5	77
4.4	60
0.5	77
1.7	69
0.6	77
1.2	76
3.3	68
2.7	68
3.9	68
0.5	76
3.9	60
2.2	68
0.5	76
0.5	80
1.6	69
1.7	76
3.3	61
1.6	75
0.6	80
0.6	80
2.7	61
3.9	61
0.6	73
2.8	68
1.1	69
2.2	68
1.1	68
2.3	68
1.1	68
2.2	61
3.9	61
2.7	61
1.1	69
1.1	65
1.1	69
3.3	61
2.2	68
2.8	68
2.8	64
0.6	75
0.6	75
3.3	59
2.8	61
3.4	60
3.9	45
5.5	48
2.2	68
2.8	61
4.4	51
2.3	44
0.5	69
0.6	69
1.7	60
0.6	69
2.7	60
4.5	48
3.9	49
2.8	60
2.8	61
1.1	68
1.1	61
1.1	63
3.9	48
1.1	60
5.0	49
2.2	52
1.6	68
1.2	68
2.2	61
1.6	64
3.3	51
2.2	61
0.5	60
2.7	48
1.1	61
1.1	59
1.7	56
2.3	60
4.5	36
1.1	68
2.3	51
2.2	61
1.1	69
0.6	69
3.3	52
0.5	61
3.9	48
1.6	61
1.2	68
2.2	61
1.6	61
1.1	68
2.2	44

Margin (C)	Years the old record stood
5.0	100
4.5	104
4.4	104
3.9	100
3.9	104
3.8	100
3.4	118
3.4	100
2.8	100
2.8	119
2.8	111
2.8	100
2.8	116
2.3	113
2.7	100
2.2	126
1.7	104
3.3	93
1.7	116
2.2	104
2.8	93
2.2	111
1.7	111
1.7	119
2.2	100
2.8	93
2.2	100
1.7	123
1.6	100
1.7	100
3.9	80
1.1	111
1.7	100
2.2	92
1.1	111
1.1	119
1.1	100
1.1	100
1.1	111
1.1	104
1.1	100
1.1	119
1.2	104
0.6	104
1.1	117
0.6	100
0.5	123
0.6	104
0.6	118
0.6	104
0.6	118
0.6	100
0.5	100
6.1	61
0.6	100
0.5	100
0.5	108
2.8	83
1.1	93
1.1	93
0.5	118
1.1	93
2.2	88
1.1	93
1.1	93
1.1	93
1.1	93
2.8	69
3.9	83
0.5	93
0.5	93
0.6	93
0.5	96
2.8	83
0.6	93
0.5	93
0.5	93
0.6	93
2.3	75
1.7	89
2.8	80
0.5	93
2.7	75
1.2	88
2.2	77
1.1	83
2.8	68
3.3	68
1.7	83
1.1	83
1.1	83
0.6	83
1.1	77
1.7	83
4.5	61
0.6	83
4.4	64
1.1	83
1.1	76
1.6	77
1.1	75
1.1	83
3.4	68
0.6	77
3.9	60
1.1	83
0.5	80
0.5	77
4.4	60
0.5	77
1.7	69
0.6	77
1.2	76
3.3	68
2.7	68
3.9	68
0.5	76
3.9	60
2.2	68
0.5	76
0.5	80
1.6	69
1.7	76
3.3	61
1.6	75
0.6	80
0.6	80
2.7	61
3.9	61
0.6	73
2.8	68
1.1	69
2.2	68
1.1	68
2.3	68
1.1	68
2.2	61
3.9	61
2.7	61
1.1	69
1.1	65
1.1	69
3.3	61
2.2	68
2.8	68
2.8	64
0.6	75
0.6	75
3.3	59
2.8	61
3.4	60
3.9	45
5.5	48
2.2	68
2.8	61
4.4	51
2.3	44
0.5	69
0.6	69
1.7	60
0.6	69
2.7	60
4.5	48
3.9	49
2.8	60
2.8	61
1.1	68
1.1	61
1.1	63
3.9	48
1.1	60
5.0	49
2.2	52
1.6	68
1.2	68
2.2	61
1.6	64
3.3	51
2.2	61
0.5	60
2.7	48
1.1	61
1.1	59
1.7	56
2.3	60
4.5	36
1.1	68
2.3	51
2.2	61
1.1	69
0.6	69
3.3	52
0.5	61
3.9	48
1.6	61
1.2	68
2.2	61
1.6	61
1.1	68
2.2	44