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Built 2026-10-19 (19 October 2026)

Cold outbreak in United States and Mexico, 28 November to 7 December 2020

Cold outbreak in United States and Mexico, 28 November to 7 December 2020: 188 records at 158 stations, peak on 2 December 2020. Closed.

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

Key Facts

  • Cold outbreak in United States and Mexico, 28 November to 7 December 2020 set or tied 188 station records at 158 stations.
  • It ran from 28 November 2020 to 7 December 2020 (10 days) and its peak day was 2 December 2020.
  • Status: closed.
  • Fredericksburg set a daily record low minimum temperature of -6.7 C (19.9 F) on 2 December 2020.
  • The busiest day was 2 December 2020 with 101 records.
  • The oldest broken record in the ranked list had stood for 123 years.

Footprint

28 November to 7 December 2020
Footprint of Cold outbreak in United States and Mexico, 28 November to 7 December 2020 The area covered by Cold outbreak in United States and Mexico, 28 November to 7 December 2020 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, 28 November to 7 December 2020 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, 28 November to 7 December 2020: stations that set records in the event
StationTypeValueDate
FredericksburgRecord low minimum temperature-6.7 C (19.9 F)2020-12-02
Greeneville Exp STNRecord low maximum temperature-1.1 C (30.0 F)2020-12-02
Ft LauderdaleRecord low maximum temperature18.3 C (64.9 F)2020-12-02
Cave Run LakeRecord low maximum temperature-1.1 C (30.0 F)2020-12-02
DyersburgRecord low minimum temperature-6.1 C (21.0 F)2020-12-02
IbapahRecord low minimum temperature-21.1 C (-6.0 F)2020-12-03
QuicksandRecord low maximum temperature0.0 C (32.0 F)2020-12-02
Milan Exp STNRecord low minimum temperature-10.0 C (14.0 F)2020-12-02
AshlandRecord low maximum temperature-0.6 C (30.9 F)2020-12-02
TiftonRecord low maximum temperature7.2 C (45.0 F)2020-12-02
Crossville Ed & Rsch STNRecord low maximum temperature-3.3 C (26.1 F)2020-12-02
Hachita 1WRecord low minimum temperature-13.3 C (8.1 F)2020-12-04
Fairhope 2 NERecord low minimum temperature-5.0 C (23.0 F)2020-12-02
Gatlinburg 2 SWRecord low maximum temperature-0.6 C (30.9 F)2020-12-02
GallipolisRecord low maximum temperature0.0 C (32.0 F)2020-12-02
Pulaski 2 ERecord low maximum temperature-1.1 C (30.0 F)2020-12-02
RipleyRecord low maximum temperature-0.6 C (30.9 F)2020-12-02
SpencerRecord low maximum temperature-1.7 C (28.9 F)2020-12-02
San SimonRecord low maximum temperature9.4 C (48.9 F)2020-12-03

Records per Day

Peak day 101
Records per day during Cold outbreak in United States and Mexico, 28 November to 7 December 2020 Records set or tied each day from 28 November 2020 to 7 December 2020. The most in one day was 101 on 2 December 2020. 0 30 60 90 120 12-0212-0312-0412-0512-0612-07
Records set or tied each day from 28 November 2020 to 7 December 2020. The most in one day was 101 on 2 December 2020.
Records per day during Cold outbreak in United States and Mexico, 28 November to 7 December 2020
DateRecords
2020-12-02101
2020-12-0344
2020-12-0424
2020-12-0515
2020-12-061
2020-12-073

Top Records by Margin

Margin over the record replaced
Top records of Cold outbreak in United States and Mexico, 28 November to 7 December 2020 ranked by margin
Hachita 1W, 12-043.3 C (5.9 F)
Pulaski 2 E, 12-022.8 C (5.0 F)
Crossville Ed & Rsch STN, 12-022.2 C (4.0 F)
Fredericksburg, 12-021.7 C (3.1 F)
Quicksand, 12-021.7 C (3.1 F)
Fairhope 2 NE, 12-021.7 C (3.1 F)
Gatlinburg 2 SW, 12-021.7 C (3.1 F)
Ripley, 12-021.7 C (3.1 F)
San Simon, 12-031.2 C (2.2 F)
Greeneville Exp STN, 12-021.1 C (2.0 F)
Tifton, 12-021.1 C (2.0 F)
Hachita 1W, 12-071.1 C (2.0 F)
Ft Lauderdale, 12-020.6 C (1.1 F)
Milan Exp STN, 12-020.6 C (1.1 F)
Ashland, 12-020.6 C (1.1 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, 28 November to 7 December 2020 188 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 0.02.55.07.510.0 Margin (C) Years the old record stood
188 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, 28 November to 7 December 2020
Margin (C)Years the old record stood
1.7123
1.1123
0.695
0.5110
0.5110
0.5107
1.791
0.696
0.690
1.185
2.278
3.363
1.776
1.776
0.685
1.268
1.167
2.860
1.776
0.676
1.168
1.165
0.575
1.763
0.575
1.163
2.847
0.660
1.660
1.160
0.660
0.568
4.427
3.341
2.857
0.468
0.472
1.153
2.249
1.160
1.163
2.838
1.744
0.660
0.760
0.760
1.160
0.660
2.253
0.463
0.563
3.946
2.248
2.238
0.553
2.721
0.652
5.629
0.653
2.846
1.649
0.549
0.553
0.651
5.020
1.730
0.444
1.744
0.546
0.546
8.89
3.923
1.746
2.241
0.644
0.546
7.611
3.414
1.715
2.238
0.646
0.645
1.127
1.131
0.546
2.810
0.641
1.716
2.235
2.812
5.510
1.121
1.142
2.333
1.77
3.421
0.541
5.69
2.819
1.135
1.115
2.318
3.314
0.618
0.517
0.518
0.629
1.121
1.114
1.129
5.010
1.114
1.114
1.729
1.829
1.127
0.514
2.315
0.516
2.321
1.129
1.614
0.529
3.810
3.418
0.535
2.312
0.629
0.618
0.623
0.521
2.214
1.714
2.210
2.811
2.818
0.531
1.721
2.218
1.74
2.214
1.712
0.615
1.720
0.611
0.614
1.710
2.318
1.223
0.621
0.623
0.510
1.718
0.615
2.29
1.718
0.618
0.618
1.714
0.623
2.411
0.511
0.411
1.115
1.710
1.218
1.710
0.618
0.510
1.112
1.112
2.210
0.69
1.79
0.615
0.618
1.311
0.511
0.611
0.516
2.22
1.19
0.611
0.516
0.711
0.59
1.12
0.49

Compared With Other Events

Station records per event
Station records in Cold outbreak in United States and Mexico, 28 November to 7 December 2020 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, 28 November to 7 December 2020 (this event)188 records

Every Record Set

20 of 188
Every record set or tied during Cold outbreak in United States and Mexico, 28 November to 7 December 2020, in date order
DateStationRecordValueMarginYears stoodSignificance
2020-12-02FredericksburgRecord low minimum temperature-6.7 C (19.9 F)1.7 C (3.1 F)12342 of 100 (Notable)
2020-12-02Greeneville Exp STNRecord low maximum temperature-1.1 C (30.0 F)1.1 C (2.0 F)12341 of 100 (Notable)
2020-12-02Ft LauderdaleRecord low maximum temperature18.3 C (64.9 F)0.6 C (1.1 F)9540 of 100 (Notable)
2020-12-02Cave Run LakeRecord low maximum temperature-1.1 C (30.0 F)0.5 C (0.9 F)11040 of 100 (Notable)
2020-12-02DyersburgRecord low minimum temperature-6.1 C (21.0 F)0.5 C (0.9 F)11040 of 100 (Notable)
2020-12-02QuicksandRecord low maximum temperature0.0 C (32.0 F)1.7 C (3.1 F)9138 of 100 (Notable)
2020-12-02Milan Exp STNRecord low minimum temperature-10.0 C (14.0 F)0.6 C (1.1 F)9638 of 100 (Notable)
2020-12-02AshlandRecord low maximum temperature-0.6 C (30.9 F)0.6 C (1.1 F)9037 of 100 (Notable)
2020-12-02TiftonRecord low maximum temperature7.2 C (45.0 F)1.1 C (2.0 F)8536 of 100 (Notable)
2020-12-02Crossville Ed & Rsch STNRecord low maximum temperature-3.3 C (26.1 F)2.2 C (4.0 F)7836 of 100 (Notable)
2020-12-02Fairhope 2 NERecord low minimum temperature-5.0 C (23.0 F)1.7 C (3.1 F)7634 of 100 (Routine)
2020-12-02Gatlinburg 2 SWRecord low maximum temperature-0.6 C (30.9 F)1.7 C (3.1 F)7634 of 100 (Routine)
2020-12-02GallipolisRecord low maximum temperature0.0 C (32.0 F)0.6 C (1.1 F)8533 of 100 (Routine)
2020-12-02Pulaski 2 ERecord low maximum temperature-1.1 C (30.0 F)2.8 C (5.0 F)6032 of 100 (Routine)
2020-12-02RipleyRecord low maximum temperature-0.6 C (30.9 F)1.7 C (3.1 F)7632 of 100 (Routine)
2020-12-02SpencerRecord low maximum temperature-1.7 C (28.9 F)0.6 C (1.1 F)7632 of 100 (Routine)
2020-12-03IbapahRecord low minimum temperature-21.1 C (-6.0 F)0.5 C (0.9 F)10740 of 100 (Notable)
2020-12-03San SimonRecord low maximum temperature9.4 C (48.9 F)1.2 C (2.2 F)6832 of 100 (Routine)
2020-12-04Hachita 1WRecord low minimum temperature-13.3 C (8.1 F)3.3 C (5.9 F)6335 of 100 (Notable)
2020-12-07Hachita 1WRecord low minimum temperature-11.1 C (12.0 F)1.1 C (2.0 F)6732 of 100 (Routine)

The daily ledgers keep a limited number of records per day, so this list has 20 of the 188 records the event counts. The counts above use the full total.

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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.