Built 2026-10-19 (19 October 2026)

Cold outbreak in United States and Mexico, 6 to 29 November 2018

Cold outbreak in United States and Mexico, 6 to 29 November 2018: 3,916 records at 1,921 stations, peak on 10 November 2018. Closed.

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

Key Facts

  • Cold outbreak in United States and Mexico, 6 to 29 November 2018 set or tied 3,916 station records at 1,921 stations.
  • It ran from 6 November 2018 to 29 November 2018 (24 days) and its peak day was 10 November 2018.
  • Status: closed.
  • Belfast set a monthly record low maximum temperature of -9.4 C (15.1 F) on 23 November 2018.
  • The busiest day was 10 November 2018 with 529 records.
  • The oldest broken record in the ranked list had stood for 137 years.

Footprint

6 to 29 November 2018
Footprint of Cold outbreak in United States and Mexico, 6 to 29 November 2018 The area covered by Cold outbreak in United States and Mexico, 6 to 29 November 2018 is outlined, with 19 of the stations that set records marked, coloured by record type.
The area covered by Cold outbreak in United States and Mexico, 6 to 29 November 2018 is outlined, with 19 of the stations that set records marked, coloured by record type. Made with Natural Earth.
Footprint of Cold outbreak in United States and Mexico, 6 to 29 November 2018: stations that set records in the event
StationTypeValueDate
BelfastRecord low maximum temperature-9.4 C (15.1 F)2018-11-23
MiddleboroRecord low maximum temperature-6.7 C (19.9 F)2018-11-23
HaverhillRecord low maximum temperature-7.8 C (18.0 F)2018-11-23
RochesterRecord low maximum temperature-6.7 C (19.9 F)2018-11-23
KeeneRecord low maximum temperature-9.4 C (15.1 F)2018-11-23
Liberty 1 NERecord low maximum temperature-11.1 C (12.0 F)2018-11-23
BiloxiRecord low maximum temperature5.6 C (42.1 F)2018-11-14
AmherstRecord low maximum temperature-7.8 C (18.0 F)2018-11-23
AuburnRecord low maximum temperature-8.9 C (16.0 F)2018-11-23
WoodstockRecord low maximum temperature-10.6 C (12.9 F)2018-11-23
CooperstownRecord low maximum temperature-11.1 C (12.0 F)2018-11-22
HyannisRecord low maximum temperature-5.0 C (23.0 F)2018-11-23
WaverlyRecord low minimum temperature-15.6 C (3.9 F)2018-11-23
PetoskeyRecord low minimum temperature-16.7 C (1.9 F)2018-11-22
Sussex 1 NWRecord low minimum temperature-15.0 C (5.0 F)2018-11-23
DannemoraRecord low minimum temperature-21.7 C (-7.1 F)2018-11-23
Indian Lake 2SWRecord low maximum temperature-13.3 C (8.1 F)2018-11-23
Tellico PlainsRecord low maximum temperature5.6 C (42.1 F)2018-11-11
Ogdensburg 4 NERecord low maximum temperature-9.4 C (15.1 F)2018-11-23

Records per Day

Peak day 529
Records per day during Cold outbreak in United States and Mexico, 6 to 29 November 2018 Records set or tied each day from 6 November 2018 to 29 November 2018. The most in one day was 529 on 10 November 2018. 0 150 300 450 600 11-0611-0911-1211-1511-1811-2111-2411-27
Records set or tied each day from 6 November 2018 to 29 November 2018. The most in one day was 529 on 10 November 2018.
Records per day during Cold outbreak in United States and Mexico, 6 to 29 November 2018
DateRecords
2018-11-067
2018-11-0724
2018-11-0897
2018-11-09341
2018-11-10529
2018-11-11274
2018-11-12161
2018-11-13201
2018-11-14316
2018-11-15352
2018-11-16204
2018-11-1732
2018-11-18176
2018-11-19104
2018-11-2073
2018-11-2122
2018-11-22215
2018-11-23311
2018-11-2477
2018-11-252
2018-11-2612
2018-11-27101
2018-11-28191
2018-11-2994

Top Records by Margin

Margin over the record replaced
Top records of Cold outbreak in United States and Mexico, 6 to 29 November 2018 ranked by margin
Petoskey, 11-226.7 C (12.1 F)
Dannemora, 11-236.1 C (11.0 F)
Ogdensburg 4 NE, 11-236.1 C (11.0 F)
Biloxi, 11-145.5 C (9.9 F)
Tellico Plains, 11-115.5 C (9.9 F)
Belfast, 11-233.8 C (6.8 F)
Middleboro, 11-232.8 C (5.0 F)
Liberty 1 NE, 11-232.8 C (5.0 F)
Keene, 11-232.7 C (4.9 F)
Rochester, 11-232.3 C (4.1 F)
Haverhill, 11-232.2 C (4.0 F)
Auburn, 11-232.2 C (4.0 F)
Amherst, 11-231.7 C (3.1 F)
Woodstock, 11-231.7 C (3.1 F)
Cooperstown, 11-221.7 C (3.1 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

Margin against age of the broken record in Cold outbreak in United States and Mexico, 6 to 29 November 2018 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. 0 38 75 113 150 0.03.06.09.012.0 Margin (C) Years the old record stood
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 and Mexico, 6 to 29 November 2018
Margin (C)Years the old record stood
3.8116
2.8116
2.2116
2.3116
2.7119
2.8116
1.7116
5.5117
2.2116
1.7123
1.1116
1.7116
1.1116
1.2103
6.788
0.6103
6.1104
1.1116
6.1122
5.5113
0.697
2.785
2.781
0.593
5.0104
6.788
5.6116
5.0101
2.288
4.4109
3.9103
5.0117
5.0104
7.288
3.9120
2.879
3.3103
0.688
0.688
2.8122
1.185
1.188
2.879
4.5115
4.396
2.3101
5.692
3.997
3.4112
1.185
0.588
5.088
0.588
3.3104
1.187
3.4109
2.899
3.3109
2.285
2.679
2.2103
3.3123
10.053
2.8121
2.3108
1.182
3.3117
1.179
2.8115
3.466
0.685
2.8104
4.368
2.897
2.896
2.2111
2.8107
3.997
2.8107
6.180
2.7101
2.2122
1.779
5.088
2.8122
0.679
2.7104
2.2113
3.992
1.7119
5.088
2.8107
2.8109
2.7121
5.585
2.2101
2.2112
2.899
2.3104
2.2112
2.3123
2.8109
3.399
1.7119
1.7117
2.296
2.2117
2.2111
1.7103
1.7101
1.7137
2.2104
1.279
2.2115
2.2119
2.2101
1.7121
3.993
2.2117
1.1103
1.7123
1.699
1.7112
1.1129
1.1104
1.7121
1.7108
1.6104
1.6121
1.6123
2.397
3.392
1.7119
1.7123
3.992
1.7119
1.7101
1.7123
1.2116
1.1100
1.1117
1.7123
2.297
3.991
2.2121
1.1104
1.1104
6.177
4.477
1.1107
3.985
1.1116
1.7101
1.1101
1.1119
1.1112
2.297
1.797
1.6115
1.1112
1.1137
2.667
4.477
1.1111
0.6119
1.796
2.299
0.6101
1.1120
1.1111
1.2123
1.1123
1.1123
1.1108
2.892
2.792
0.6119
1.1101
1.1113
0.6104
0.5122
1.197
1.1109
0.6116
0.6116
2.888
1.1104
1.796
3.392
0.6121
1.1115
2.892
1.1104
1.1123
2.792
2.892
0.6101
2.292
1.196
1.1123

Compared With Other Events

Station records per event
Station records in Cold outbreak in United States and Mexico, 6 to 29 November 2018 compared with similar events
Cold outbreak in United States and Mexico, 6 February to 5 March 202112,118 records
Cold outbreak in United States and Mexico, 13 October to 5 November 20209,841 records
Cold outbreak in United States and Mexico, 23 December 2017 to 8 January 20188,263 records
Cold outbreak in United States and Mexico, 3 to 23 January 20247,675 records
Cold outbreak in United States, 15 January to 10 February 20265,568 records
Cold outbreak in United States and Mexico, 6 to 29 November 2018 (this event)3,916 records

Every Record Set

20 of 3,916
Every record set or tied during Cold outbreak in United States and Mexico, 6 to 29 November 2018, in date order
DateStationRecordValueMarginYears stoodSignificance
2018-11-11Tellico PlainsRecord low maximum temperature5.6 C (42.1 F)5.5 C (9.9 F)11350 of 100 (Notable)
2018-11-14BiloxiRecord low maximum temperature5.6 C (42.1 F)5.5 C (9.9 F)11753 of 100 (Notable)
2018-11-22CooperstownRecord low maximum temperature-11.1 C (12.0 F)1.7 C (3.1 F)11652 of 100 (Notable)
2018-11-22PetoskeyRecord low minimum temperature-16.7 C (1.9 F)6.7 C (12.1 F)8851 of 100 (Notable)
2018-11-23BelfastRecord low maximum temperature-9.4 C (15.1 F)3.8 C (6.8 F)11658 of 100 (Notable)
2018-11-23MiddleboroRecord low maximum temperature-6.7 C (19.9 F)2.8 C (5.0 F)11655 of 100 (Notable)
2018-11-23HaverhillRecord low maximum temperature-7.8 C (18.0 F)2.2 C (4.0 F)11654 of 100 (Notable)
2018-11-23RochesterRecord low maximum temperature-6.7 C (19.9 F)2.3 C (4.1 F)11654 of 100 (Notable)
2018-11-23KeeneRecord low maximum temperature-9.4 C (15.1 F)2.7 C (4.9 F)11954 of 100 (Notable)
2018-11-23Liberty 1 NERecord low maximum temperature-11.1 C (12.0 F)2.8 C (5.0 F)11654 of 100 (Notable)
2018-11-23AmherstRecord low maximum temperature-7.8 C (18.0 F)1.7 C (3.1 F)11653 of 100 (Notable)
2018-11-23AuburnRecord low maximum temperature-8.9 C (16.0 F)2.2 C (4.0 F)11653 of 100 (Notable)
2018-11-23WoodstockRecord low maximum temperature-10.6 C (12.9 F)1.7 C (3.1 F)12353 of 100 (Notable)
2018-11-23HyannisRecord low maximum temperature-5.0 C (23.0 F)1.1 C (2.0 F)11652 of 100 (Notable)
2018-11-23Liberty 1 NERecord low minimum temperature-18.9 C (-2.0 F)1.1 C (2.0 F)11652 of 100 (Notable)
2018-11-23WaverlyRecord low minimum temperature-15.6 C (3.9 F)1.2 C (2.2 F)10352 of 100 (Notable)
2018-11-23Sussex 1 NWRecord low minimum temperature-15.0 C (5.0 F)0.6 C (1.1 F)10351 of 100 (Notable)
2018-11-23DannemoraRecord low minimum temperature-21.7 C (-7.1 F)6.1 C (11.0 F)10451 of 100 (Notable)
2018-11-23Indian Lake 2SWRecord low maximum temperature-13.3 C (8.1 F)1.1 C (2.0 F)11651 of 100 (Notable)
2018-11-23Ogdensburg 4 NERecord low maximum temperature-9.4 C (15.1 F)6.1 C (11.0 F)12250 of 100 (Notable)

The daily ledgers keep a limited number of records per day, so this list has 20 of the 3,916 records the event counts. The counts above use the full total.

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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.