Heat wave in United States and Mexico, 24 February to 18 March 2019

Name: Heat wave in United States and Mexico, 24 February to 18 March 2019
Start: 2019-02-24
End: 2019-03-18
Location: United States, Mexico

Heat wave in United States and Mexico, 24 February to 18 March 2019: 749 records at 512 stations, peak on 7 March 2019. Closed.

Data as of 2026-10-18. Last revised 18 October 2026 (2026-10-18).

Key Facts

Heat wave in United States and Mexico, 24 February to 18 March 2019 set or tied 749 station records at 512 stations.
It ran from 24 February 2019 to 18 March 2019 (23 days) and its peak day was 7 March 2019.
Status: closed.
Crossett 2 SSE set a monthly record high maximum temperature of 33.9 C (93.0 F) on 8 March 2019.
The busiest day was 7 March 2019 with 95 records.
The oldest broken record in the ranked list had stood for 121 years.

Footprint

24 February to 18 March 2019

The area covered by Heat wave in United States and Mexico, 24 February to 18 March 2019 is outlined, with 20 of the stations that set records marked, coloured by record type. Made with Natural Earth.

Footprint of Heat wave in United States and Mexico, 24 February to 18 March 2019: stations that set records in the event
Station	Type	Value	Date
Crossett 2 SSE	Record high maximum temperature	33.9 C (93.0 F)	2019-03-08
Alpine	Record high minimum temperature	7.2 C (45.0 F)	2019-03-07
Bishop AP	Record high minimum temperature	8.3 C (46.9 F)	2019-02-26
Winslow AP	Record high minimum temperature	8.9 C (48.0 F)	2019-03-06
Imlay	Record high minimum temperature	5.0 C (41.0 F)	2019-02-24
Hope	Record high minimum temperature	15.6 C (60.1 F)	2019-03-07
Morgan	Record high minimum temperature	3.9 C (39.0 F)	2019-02-26
Cimarron 4 SW	Record high minimum temperature	6.7 C (44.1 F)	2019-03-01
Saint Johns	Record high minimum temperature	6.7 C (44.1 F)	2019-03-02
Seligman	Record high minimum temperature	5.6 C (42.1 F)	2019-03-02
Silverton	Record high minimum temperature	-1.7 C (28.9 F)	2019-03-06
Saint Bernard	Record high minimum temperature	16.1 C (61.0 F)	2019-03-09
Tombstone	Record high minimum temperature	13.9 C (57.0 F)	2019-03-07
Rio Grande City	Record high minimum temperature	21.7 C (71.1 F)	2019-03-13
Ashland	Record high minimum temperature	17.2 C (63.0 F)	2019-03-15
Pittsfield Muni AP	Record high minimum temperature	5.6 C (42.1 F)	2019-03-15
Glenns Ferry	Record high minimum temperature	5.6 C (42.1 F)	2019-02-26
Mancos 1SW	Record high minimum temperature	1.1 C (34.0 F)	2019-03-03
Mecca Fire STN	Record high minimum temperature	16.7 C (62.1 F)	2019-03-06
Animas 3ESE	Record high minimum temperature	12.8 C (55.0 F)	2019-03-07

Records per Day

Peak day 95

Records set or tied each day from 24 February 2019 to 18 March 2019. The most in one day was 95 on 7 March 2019.

Records per day during Heat wave in United States and Mexico, 24 February to 18 March 2019
Date	Records
2019-02-24	2
2019-02-25	20
2019-02-26	63
2019-02-27	37
2019-02-28	28
2019-03-01	53
2019-03-02	62
2019-03-03	32
2019-03-04	1
2019-03-05	4
2019-03-06	64
2019-03-07	95
2019-03-08	32
2019-03-09	30
2019-03-10	28
2019-03-11	36
2019-03-12	25
2019-03-13	31
2019-03-14	32
2019-03-15	59
2019-03-16	14
2019-03-18	1

Top Records by Margin

Margin over the record replaced

Top records of Heat wave in United States and Mexico, 24 February to 18 March 2019 ranked by margin
Alpine, 03-07	3.9 C (7.0 F)
Pittsfield Muni AP, 03-15	3.4 C (6.1 F)
Imlay, 02-24	2.8 C (5.0 F)
Saint Johns, 03-02	2.8 C (5.0 F)
Animas 3ESE, 03-07	2.8 C (5.0 F)
Bishop AP, 02-26	2.2 C (4.0 F)
Winslow AP, 03-06	2.2 C (4.0 F)
Saint Bernard, 03-09	2.2 C (4.0 F)
Silverton, 03-06	2.2 C (4.0 F)
Morgan, 02-26	2.2 C (4.0 F)
Cimarron 4 SW, 03-01	1.7 C (3.1 F)
Ashland, 03-15	1.6 C (2.9 F)
Seligman, 03-02	1.2 C (2.2 F)
Glenns Ferry, 02-26	1.2 C (2.2 F)
Tombstone, 03-07	1.1 C (2.0 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 Heat wave in United States and Mexico, 24 February to 18 March 2019
Margin (C)	Years the old record stood
0.6	89
3.9	93
2.2	118
2.2	100
2.8	99
0.6	79
2.2	109
2.8	92
1.2	113
2.2	108
1.7	113
2.2	112
1.1	117
1.1	121
1.6	105
3.4	92
1.1	97
0.5	113
1.2	97
2.8	89
0.5	100
0.6	116
1.1	121
0.6	109
0.5	100
0.5	121
0.5	117
0.6	97
0.6	97
2.2	89
0.6	97
1.6	92
1.2	90
1.7	90
0.6	93
0.5	96
0.5	97
0.5	98
2.2	77
2.2	80
1.7	84
1.1	84
1.1	88
1.1	85
0.5	89
0.5	82
0.6	80
0.6	80
2.8	72
2.2	69
1.1	79
1.1	80
1.1	80
1.2	79
2.7	65
2.8	72
1.7	72
1.1	72
2.2	72
1.1	72
1.1	66
3.3	60
1.1	74
0.5	70
0.6	70
2.8	64
2.8	72
0.6	76
1.7	65
0.6	68
2.8	54
1.6	65
1.1	64
1.7	57
1.7	66
0.5	72
1.1	72
1.6	64
1.1	56
0.5	61
0.6	62
0.5	64
3.9	60
0.6	68
0.6	68
0.6	73
1.2	72
1.1	68
2.8	44
3.3	46
1.6	56
4.4	51
1.7	65
0.5	68
1.6	61
0.6	68
2.8	54
0.6	54
0.5	65
0.6	62
0.5	54
0.5	58
1.1	52
3.3	45
0.5	68
1.1	61
0.5	50
0.6	52
0.5	64
0.5	58
1.1	47
3.9	36
2.8	44
2.8	40
1.7	44
1.1	50
3.9	43
2.2	32
0.6	61
1.1	51
0.6	46
1.1	44
3.3	46
0.6	52
0.5	46
2.8	52
0.5	51
0.5	61
0.6	53
1.1	52
0.5	61
1.7	46
1.7	45
0.6	48
0.6	44
1.1	56
1.1	43
3.3	44
2.8	45
0.6	44
3.3	32
1.1	44
0.5	61
0.5	46
1.2	51
2.2	37
3.3	36
0.6	44
2.2	46
2.2	36
0.6	56
0.5	44
0.5	44
0.5	44
0.6	43
0.5	44
0.6	52
2.2	32
2.2	52
0.5	54
0.6	52
0.5	52
0.6	52
1.6	42
1.1	46
1.7	32
1.7	41
1.7	45
1.2	44
3.9	32
0.6	45
1.1	33
2.3	33
3.4	33
1.1	47
0.5	40
1.1	44
1.7	40
0.6	37
0.5	52
0.5	52
1.1	45
0.5	45
1.1	44
1.6	41
1.6	40
1.1	44
2.2	36
3.9	17
1.1	45
0.6	46
1.7	40
0.5	44
1.7	45
1.1	41
0.5	46
1.7	33
1.6	44
3.9	16
0.6	45

Compared With Other Events

Station records per event

Station records in Heat wave in United States and Mexico, 24 February to 18 March 2019 compared with similar events
Heat wave in United States and Mexico, 16 January to 14 February 2024	9,869 records
Heat wave in United States, 28 January to 24 February 2026	6,528 records
Heat wave in United States and Mexico, 24 May to 19 June 2020	5,047 records
Heat wave in United States and Mexico, 26 March to 17 April 2021	3,669 records
Heat wave in Germany and 49 other countries, 18 December 2021 to 15 January 2022	3,626 records
Heat wave in United States and Mexico, 24 February to 18 March 2019 (this event)	749 records

Every Record Set

20 of 749

Every record set or tied during Heat wave in United States and Mexico, 24 February to 18 March 2019, in date order
Date	Station	Record	Value	Margin	Years stood	Significance
2019-02-24	Imlay	Record high minimum temperature	5.0 C (41.0 F)	2.8 C (5.0 F)	99	44 of 100 (Notable)
2019-02-26	Bishop AP	Record high minimum temperature	8.3 C (46.9 F)	2.2 C (4.0 F)	118	45 of 100 (Notable)
2019-02-26	Morgan	Record high minimum temperature	3.9 C (39.0 F)	2.2 C (4.0 F)	112	43 of 100 (Notable)
2019-02-26	Glenns Ferry	Record high minimum temperature	5.6 C (42.1 F)	1.2 C (2.2 F)	97	41 of 100 (Notable)
2019-03-01	Cimarron 4 SW	Record high minimum temperature	6.7 C (44.1 F)	1.7 C (3.1 F)	113	43 of 100 (Notable)
2019-03-02	Saint Johns	Record high minimum temperature	6.7 C (44.1 F)	2.8 C (5.0 F)	92	43 of 100 (Notable)
2019-03-02	Seligman	Record high minimum temperature	5.6 C (42.1 F)	1.2 C (2.2 F)	113	43 of 100 (Notable)
2019-03-03	Mancos 1SW	Record high minimum temperature	1.1 C (34.0 F)	0.5 C (0.9 F)	113	41 of 100 (Notable)
2019-03-06	Winslow AP	Record high minimum temperature	8.9 C (48.0 F)	2.2 C (4.0 F)	100	45 of 100 (Notable)
2019-03-06	Silverton	Record high minimum temperature	-1.7 C (28.9 F)	2.2 C (4.0 F)	108	43 of 100 (Notable)
2019-03-06	Mecca Fire STN	Record high minimum temperature	16.7 C (62.1 F)	1.1 C (2.0 F)	97	41 of 100 (Notable)
2019-03-07	Alpine	Record high minimum temperature	7.2 C (45.0 F)	3.9 C (7.0 F)	93	46 of 100 (Notable)
2019-03-07	Hope	Record high minimum temperature	15.6 C (60.1 F)	0.6 C (1.1 F)	79	44 of 100 (Notable)
2019-03-07	Tombstone	Record high minimum temperature	13.9 C (57.0 F)	1.1 C (2.0 F)	117	42 of 100 (Notable)
2019-03-07	Animas 3ESE	Record high minimum temperature	12.8 C (55.0 F)	2.8 C (5.0 F)	89	41 of 100 (Notable)
2019-03-08	Crossett 2 SSE	Record high maximum temperature	33.9 C (93.0 F)	0.6 C (1.1 F)	89	47 of 100 (Notable)
2019-03-09	Saint Bernard	Record high minimum temperature	16.1 C (61.0 F)	2.2 C (4.0 F)	109	43 of 100 (Notable)
2019-03-13	Rio Grande City	Record high minimum temperature	21.7 C (71.1 F)	1.1 C (2.0 F)	121	42 of 100 (Notable)
2019-03-15	Ashland	Record high minimum temperature	17.2 C (63.0 F)	1.6 C (2.9 F)	105	42 of 100 (Notable)
2019-03-15	Pittsfield Muni AP	Record high minimum temperature	5.6 C (42.1 F)	3.4 C (6.1 F)	92	42 of 100 (Notable)

The daily ledgers keep a limited number of records per day, so this list has 20 of the 749 records the event counts. The counts above use the full total.

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 2026-10-18. 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
0.6	89
3.9	93
2.2	118
2.2	100
2.8	99
0.6	79
2.2	109
2.8	92
1.2	113
2.2	108
1.7	113
2.2	112
1.1	117
1.1	121
1.6	105
3.4	92
1.1	97
0.5	113
1.2	97
2.8	89
0.5	100
0.6	116
1.1	121
0.6	109
0.5	100
0.5	121
0.5	117
0.6	97
0.6	97
2.2	89
0.6	97
1.6	92
1.2	90
1.7	90
0.6	93
0.5	96
0.5	97
0.5	98
2.2	77
2.2	80
1.7	84
1.1	84
1.1	88
1.1	85
0.5	89
0.5	82
0.6	80
0.6	80
2.8	72
2.2	69
1.1	79
1.1	80
1.1	80
1.2	79
2.7	65
2.8	72
1.7	72
1.1	72
2.2	72
1.1	72
1.1	66
3.3	60
1.1	74
0.5	70
0.6	70
2.8	64
2.8	72
0.6	76
1.7	65
0.6	68
2.8	54
1.6	65
1.1	64
1.7	57
1.7	66
0.5	72
1.1	72
1.6	64
1.1	56
0.5	61
0.6	62
0.5	64
3.9	60
0.6	68
0.6	68
0.6	73
1.2	72
1.1	68
2.8	44
3.3	46
1.6	56
4.4	51
1.7	65
0.5	68
1.6	61
0.6	68
2.8	54
0.6	54
0.5	65
0.6	62
0.5	54
0.5	58
1.1	52
3.3	45
0.5	68
1.1	61
0.5	50
0.6	52
0.5	64
0.5	58
1.1	47
3.9	36
2.8	44
2.8	40
1.7	44
1.1	50
3.9	43
2.2	32
0.6	61
1.1	51
0.6	46
1.1	44
3.3	46
0.6	52
0.5	46
2.8	52
0.5	51
0.5	61
0.6	53
1.1	52
0.5	61
1.7	46
1.7	45
0.6	48
0.6	44
1.1	56
1.1	43
3.3	44
2.8	45
0.6	44
3.3	32
1.1	44
0.5	61
0.5	46
1.2	51
2.2	37
3.3	36
0.6	44
2.2	46
2.2	36
0.6	56
0.5	44
0.5	44
0.5	44
0.6	43
0.5	44
0.6	52
2.2	32
2.2	52
0.5	54
0.6	52
0.5	52
0.6	52
1.6	42
1.1	46
1.7	32
1.7	41
1.7	45
1.2	44
3.9	32
0.6	45
1.1	33
2.3	33
3.4	33
1.1	47
0.5	40
1.1	44
1.7	40
0.6	37
0.5	52
0.5	52
1.1	45
0.5	45
1.1	44
1.6	41
1.6	40
1.1	44
2.2	36
3.9	17
1.1	45
0.6	46
1.7	40
0.5	44
1.7	45
1.1	41
0.5	46
1.7	33
1.6	44
3.9	16
0.6	45

Margin (C)	Years the old record stood
0.6	89
3.9	93
2.2	118
2.2	100
2.8	99
0.6	79
2.2	109
2.8	92
1.2	113
2.2	108
1.7	113
2.2	112
1.1	117
1.1	121
1.6	105
3.4	92
1.1	97
0.5	113
1.2	97
2.8	89
0.5	100
0.6	116
1.1	121
0.6	109
0.5	100
0.5	121
0.5	117
0.6	97
0.6	97
2.2	89
0.6	97
1.6	92
1.2	90
1.7	90
0.6	93
0.5	96
0.5	97
0.5	98
2.2	77
2.2	80
1.7	84
1.1	84
1.1	88
1.1	85
0.5	89
0.5	82
0.6	80
0.6	80
2.8	72
2.2	69
1.1	79
1.1	80
1.1	80
1.2	79
2.7	65
2.8	72
1.7	72
1.1	72
2.2	72
1.1	72
1.1	66
3.3	60
1.1	74
0.5	70
0.6	70
2.8	64
2.8	72
0.6	76
1.7	65
0.6	68
2.8	54
1.6	65
1.1	64
1.7	57
1.7	66
0.5	72
1.1	72
1.6	64
1.1	56
0.5	61
0.6	62
0.5	64
3.9	60
0.6	68
0.6	68
0.6	73
1.2	72
1.1	68
2.8	44
3.3	46
1.6	56
4.4	51
1.7	65
0.5	68
1.6	61
0.6	68
2.8	54
0.6	54
0.5	65
0.6	62
0.5	54
0.5	58
1.1	52
3.3	45
0.5	68
1.1	61
0.5	50
0.6	52
0.5	64
0.5	58
1.1	47
3.9	36
2.8	44
2.8	40
1.7	44
1.1	50
3.9	43
2.2	32
0.6	61
1.1	51
0.6	46
1.1	44
3.3	46
0.6	52
0.5	46
2.8	52
0.5	51
0.5	61
0.6	53
1.1	52
0.5	61
1.7	46
1.7	45
0.6	48
0.6	44
1.1	56
1.1	43
3.3	44
2.8	45
0.6	44
3.3	32
1.1	44
0.5	61
0.5	46
1.2	51
2.2	37
3.3	36
0.6	44
2.2	46
2.2	36
0.6	56
0.5	44
0.5	44
0.5	44
0.6	43
0.5	44
0.6	52
2.2	32
2.2	52
0.5	54
0.6	52
0.5	52
0.6	52
1.6	42
1.1	46
1.7	32
1.7	41
1.7	45
1.2	44
3.9	32
0.6	45
1.1	33
2.3	33
3.4	33
1.1	47
0.5	40
1.1	44
1.7	40
0.6	37
0.5	52
0.5	52
1.1	45
0.5	45
1.1	44
1.6	41
1.6	40
1.1	44
2.2	36
3.9	17
1.1	45
0.6	46
1.7	40
0.5	44
1.7	45
1.1	41
0.5	46
1.7	33
1.6	44
3.9	16
0.6	45