Heat wave in Bolivia and 6 other countries, 21 July to 7 August 2022

Name: Heat wave in Bolivia and 6 other countries, 21 July to 7 August 2022
Start: 2022-07-21
End: 2022-08-07
Location: Bolivia, Argentina, Peru, Chile, Paraguay, Uruguay, Brazil

Heat wave in Bolivia and 6 other countries, 21 July to 7 August 2022: 123 records at 51 stations, peak on 26 July 2022. Closed.

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

Key Facts

Heat wave in Bolivia and 6 other countries, 21 July to 7 August 2022 set or tied 123 station records at 51 stations.
It ran from 21 July 2022 to 7 August 2022 (18 days) and its peak day was 26 July 2022.
Status: closed.
Cochabamba set a daily record high minimum temperature of 12.5 C (54.5 F) on 6 August 2022.
The busiest day was 26 July 2022 with 20 records.
The oldest broken record in the ranked list had stood for 71 years.

Footprint

21 July to 7 August 2022

The area covered by Heat wave in Bolivia and 6 other countries, 21 July to 7 August 2022 is outlined, with 15 of the stations that set records marked, coloured by record type. Made with Natural Earth.

Footprint of Heat wave in Bolivia and 6 other countries, 21 July to 7 August 2022: stations that set records in the event
Station	Type	Value	Date
Mercedes	Record high maximum temperature	26.2 C (79.2 F)	2022-07-25
Yacuiba	Record high minimum temperature	20.2 C (68.4 F)	2022-08-03
Cochabamba	Record high minimum temperature	12.5 C (54.5 F)	2022-08-06
San Martin	Record high minimum temperature	11.4 C (52.5 F)	2022-07-25
La Rioja Aero.	Record high minimum temperature	13.0 C (55.4 F)	2022-07-25
Jujuy	Record high minimum temperature	17.5 C (63.5 F)	2022-07-27
Neuquen Aero	Record high maximum temperature	23.2 C (73.8 F)	2022-07-21
Resistencia Aero	Record high minimum temperature	21.0 C (69.8 F)	2022-07-26
Temuco	Record high minimum temperature	10.3 C (50.5 F)	2022-07-23
Oran	Record high minimum temperature	18.2 C (64.8 F)	2022-07-27
Corrientes	Record high minimum temperature	20.0 C (68.0 F)	2022-07-22
Teniente Alejandro Velasco As	Record high minimum temperature	9.0 C (48.2 F)	2022-08-07
Mendoza Aero	Record high maximum temperature	22.6 C (72.7 F)	2022-07-24
Tte Av Jorge Henrich Arauz	Record high minimum temperature	22.2 C (72.0 F)	2022-07-26
Parana Aero	Record high maximum temperature	30.5 C (86.9 F)	2022-07-27

Records per Day

Peak day 20

Records set or tied each day from 21 July 2022 to 7 August 2022. The most in one day was 20 on 26 July 2022.

Records per day during Heat wave in Bolivia and 6 other countries, 21 July to 7 August 2022
Date	Records
2022-07-21	3
2022-07-22	5
2022-07-23	5
2022-07-24	12
2022-07-25	12
2022-07-26	20
2022-07-27	18
2022-07-28	10
2022-07-29	3
2022-07-30	1
2022-07-31	2
2022-08-01	4
2022-08-02	8
2022-08-03	6
2022-08-04	6
2022-08-05	1
2022-08-06	4
2022-08-07	3

Top Records by Margin

Margin over the record replaced

Top records of Heat wave in Bolivia and 6 other countries, 21 July to 7 August 2022 ranked by margin
Yacuiba, 08-03	5.2 C (9.4 F)
Cochabamba, 08-06	3.5 C (6.3 F)
Neuquen Aero, 07-21	3.4 C (6.1 F)
Corrientes, 07-22	3.0 C (5.4 F)
Resistencia Aero, 07-26	2.3 C (4.1 F)
Corrientes, 07-26	2.0 C (3.6 F)
Yacuiba, 08-04	1.9 C (3.4 F)
Resistencia Aero, 07-22	1.7 C (3.1 F)
Temuco, 07-23	1.4 C (2.5 F)
Parana Aero, 07-27	1.4 C (2.5 F)
Tte Av Jorge Henrich Arauz, 07-26	1.2 C (2.2 F)
Jujuy, 07-27	1.1 C (2.0 F)
Mercedes, 07-27	1.1 C (2.0 F)
Oran, 07-27	1.0 C (1.8 F)
La Rioja Aero., 07-25	0.8 C (1.4 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

123 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 Bolivia and 6 other countries, 21 July to 7 August 2022
Margin (C)	Years the old record stood
3.5	40
5.2	47
0.2	71
0.4	42
0.8	64
1.1	35
2.3	56
3.4	41
1.1	52
1.4	53
1.0	53
3.0	45
1.9	47
0.4	18
1.7	45
1.4	43
0.1	52
2.0	44
1.2	44
0.7	10
0.8	45
0.5	12
0.9	40
0.9	43
0.6	44
0.8	45
1.4	43
1.4	36
0.6	37
0.6	43
1.7	21
0.2	45
0.3	45
0.8	41
0.7	43
0.6	43
0.3	40
0.2	40
1.9	24
0.3	43
1.4	27
0.3	43
1.8	24
2.5	17
2.7	17
0.8	32
0.4	35
2.5	16
0.2	6
1.4	27
0.8	33
0.6	35
0.7	24
1.3	24
2.5	17
0.3	35
2.8	24
1.0	28
1.0	24
1.0	24
0.3	32
0.7	24
0.7	24
0.5	24
1.0	19
1.6	4
0.1	27
1.3	17
0.2	27
1.2	23
0.4	24
0.2	24
0.2	24
0.3	24
1.0	21
0.3	28
0.5	19
1.0	16
2.6	4
0.1	24
0.3	24
0.9	17
0.4	20
0.2	20
0.9	19
0.3	16
2.1	4
0.6	17
0.8	17
3.9	4
0.7	8
0.7	8
1.5	11
0.7	20
2.5	3
0.2	17
0.9	16
0.1	17
0.7	13
0.8	4
0.9	1
1.0	1
1.3	8
0.5	11
0.8	7
0.1	16
0.6	5
1.3	5
0.3	19
1.2	0
0.4	5
0.3	11
0.4	4
0.1	4
0.2	7
0.3	4
0.4	3
0.4	4
0.7	0
0.3	4
0.1	5
0.3	4
0.3	5

Compared With Other Events

Station records per event

Station records in Heat wave in Bolivia and 6 other countries, 21 July to 7 August 2022 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 Bolivia and 6 other countries, 21 July to 7 August 2022 (this event)	123 records

Every Record Set

20 of 123

Every record set or tied during Heat wave in Bolivia and 6 other countries, 21 July to 7 August 2022, in date order
Date	Station	Record	Value	Margin	Years stood	Significance
2022-07-21	Neuquen Aero	Record high maximum temperature	23.2 C (73.8 F)	3.4 C (6.1 F)	41	26 of 100 (Routine)
2022-07-22	Corrientes	Record high minimum temperature	20.0 C (68.0 F)	3.0 C (5.4 F)	45	23 of 100 (Routine)
2022-07-22	Resistencia Aero	Record high minimum temperature	19.7 C (67.5 F)	1.7 C (3.1 F)	45	21 of 100 (Routine)
2022-07-23	Temuco	Record high minimum temperature	10.3 C (50.5 F)	1.4 C (2.5 F)	53	25 of 100 (Routine)
2022-07-24	Mendoza Aero	Record high maximum temperature	22.6 C (72.7 F)	0.1 C (0.2 F)	52	21 of 100 (Routine)
2022-07-25	Mercedes	Record high maximum temperature	26.2 C (79.2 F)	0.2 C (0.4 F)	71	30 of 100 (Routine)
2022-07-25	San Martin	Record high minimum temperature	11.4 C (52.5 F)	0.4 C (0.7 F)	42	28 of 100 (Routine)
2022-07-25	La Rioja Aero.	Record high minimum temperature	13.0 C (55.4 F)	0.8 C (1.4 F)	64	27 of 100 (Routine)
2022-07-26	Resistencia Aero	Record high minimum temperature	21.0 C (69.8 F)	2.3 C (4.1 F)	56	26 of 100 (Routine)
2022-07-26	Corrientes	Record high minimum temperature	21.0 C (69.8 F)	2.0 C (3.6 F)	44	21 of 100 (Routine)
2022-07-26	Tte Av Jorge Henrich Arauz	Record high minimum temperature	22.2 C (72.0 F)	1.2 C (2.2 F)	44	21 of 100 (Routine)
2022-07-26	Oran	Record high minimum temperature	19.3 C (66.7 F)	0.7 C (1.3 F)	10	20 of 100 (Routine)
2022-07-27	Jujuy	Record high minimum temperature	17.5 C (63.5 F)	1.1 C (2.0 F)	35	27 of 100 (Routine)
2022-07-27	Mercedes	Record high minimum temperature	17.1 C (62.8 F)	1.1 C (2.0 F)	52	26 of 100 (Routine)
2022-07-27	Oran	Record high minimum temperature	18.2 C (64.8 F)	1.0 C (1.8 F)	53	24 of 100 (Routine)
2022-07-27	Parana Aero	Record high maximum temperature	30.5 C (86.9 F)	1.4 C (2.5 F)	43	21 of 100 (Routine)
2022-08-03	Yacuiba	Record high minimum temperature	20.2 C (68.4 F)	5.2 C (9.4 F)	47	30 of 100 (Routine)
2022-08-04	Yacuiba	Record high minimum temperature	15.9 C (60.6 F)	1.9 C (3.4 F)	47	23 of 100 (Routine)
2022-08-06	Cochabamba	Record high minimum temperature	12.5 C (54.5 F)	3.5 C (6.3 F)	40	30 of 100 (Routine)
2022-08-07	Teniente Alejandro Velasco As	Record high minimum temperature	9.0 C (48.2 F)	0.4 C (0.7 F)	18	22 of 100 (Routine)

The daily ledgers keep a limited number of records per day, so this list has 20 of the 123 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 2026-10-17. 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
3.5	40
5.2	47
0.2	71
0.4	42
0.8	64
1.1	35
2.3	56
3.4	41
1.1	52
1.4	53
1.0	53
3.0	45
1.9	47
0.4	18
1.7	45
1.4	43
0.1	52
2.0	44
1.2	44
0.7	10
0.8	45
0.5	12
0.9	40
0.9	43
0.6	44
0.8	45
1.4	43
1.4	36
0.6	37
0.6	43
1.7	21
0.2	45
0.3	45
0.8	41
0.7	43
0.6	43
0.3	40
0.2	40
1.9	24
0.3	43
1.4	27
0.3	43
1.8	24
2.5	17
2.7	17
0.8	32
0.4	35
2.5	16
0.2	6
1.4	27
0.8	33
0.6	35
0.7	24
1.3	24
2.5	17
0.3	35
2.8	24
1.0	28
1.0	24
1.0	24
0.3	32
0.7	24
0.7	24
0.5	24
1.0	19
1.6	4
0.1	27
1.3	17
0.2	27
1.2	23
0.4	24
0.2	24
0.2	24
0.3	24
1.0	21
0.3	28
0.5	19
1.0	16
2.6	4
0.1	24
0.3	24
0.9	17
0.4	20
0.2	20
0.9	19
0.3	16
2.1	4
0.6	17
0.8	17
3.9	4
0.7	8
0.7	8
1.5	11
0.7	20
2.5	3
0.2	17
0.9	16
0.1	17
0.7	13
0.8	4
0.9	1
1.0	1
1.3	8
0.5	11
0.8	7
0.1	16
0.6	5
1.3	5
0.3	19
1.2	0
0.4	5
0.3	11
0.4	4
0.1	4
0.2	7
0.3	4
0.4	3
0.4	4
0.7	0
0.3	4
0.1	5
0.3	4
0.3	5

Margin (C)	Years the old record stood
3.5	40
5.2	47
0.2	71
0.4	42
0.8	64
1.1	35
2.3	56
3.4	41
1.1	52
1.4	53
1.0	53
3.0	45
1.9	47
0.4	18
1.7	45
1.4	43
0.1	52
2.0	44
1.2	44
0.7	10
0.8	45
0.5	12
0.9	40
0.9	43
0.6	44
0.8	45
1.4	43
1.4	36
0.6	37
0.6	43
1.7	21
0.2	45
0.3	45
0.8	41
0.7	43
0.6	43
0.3	40
0.2	40
1.9	24
0.3	43
1.4	27
0.3	43
1.8	24
2.5	17
2.7	17
0.8	32
0.4	35
2.5	16
0.2	6
1.4	27
0.8	33
0.6	35
0.7	24
1.3	24
2.5	17
0.3	35
2.8	24
1.0	28
1.0	24
1.0	24
0.3	32
0.7	24
0.7	24
0.5	24
1.0	19
1.6	4
0.1	27
1.3	17
0.2	27
1.2	23
0.4	24
0.2	24
0.2	24
0.3	24
1.0	21
0.3	28
0.5	19
1.0	16
2.6	4
0.1	24
0.3	24
0.9	17
0.4	20
0.2	20
0.9	19
0.3	16
2.1	4
0.6	17
0.8	17
3.9	4
0.7	8
0.7	8
1.5	11
0.7	20
2.5	3
0.2	17
0.9	16
0.1	17
0.7	13
0.8	4
0.9	1
1.0	1
1.3	8
0.5	11
0.8	7
0.1	16
0.6	5
1.3	5
0.3	19
1.2	0
0.4	5
0.3	11
0.4	4
0.1	4
0.2	7
0.3	4
0.4	3
0.4	4
0.7	0
0.3	4
0.1	5
0.3	4
0.3	5