Category: Extremes affecting Argentina

Heat wave occuring from January 15 2010 to January 20 2010 at -21.0°S 293.0°E

Download data: JSON

Event type: Heat wave

Countries affected (identified with ArcGIS Online; provided only for geographical reference):

  • Argentina
  • Bolivia
  • Chile

Duration: 6 days

Time span: January 15 2010 to January 20 2010

Statistics over entire affected area:

  • Mean temperature anomaly: 3.2 °C
  • Mean temperature: 13.1 °C
  • Maximum temperature anomaly: 5.2 °C
  • Maximum temperature: 18.4 °C

Event center: -21.0°S 293.0°E

Area affected: 126968 km$^2$


Fig. 1: Map of most extreme temperature anomalies (standardized) experienced during the event. The purple star indicates the center of the extreme event. Green hatching illustrates all areas under the effect of extremes at some time during the event.



Fig. 2: Evolution of temperature at the center of the event. The climatological percentile distribution is illustrated with color shadings.



Fig. 3: Maps illustrating the evolution of standardized temperature anomalies during the event.

Event ID: Heat_wave_2010-Jan-15_to_2010-Jan-20_293.0_-21.0

Cold spell occuring from January 13 2010 to February 21 2010 at -60.5°S 299.0°E

Download data: JSON

Event type: Cold spell

Countries affected (identified with ArcGIS Online; provided only for geographical reference):

  • Antarctica
  • Argentina
  • Chile
  • Falkland Islands

Duration: 40 days

Time span: January 13 2010 to February 21 2010

Statistics over entire affected area:

  • Mean temperature anomaly: -2.6 °C
  • Mean temperature: 5.2 °C
  • Minimum temperature anomaly: -9.7 °C
  • Minimum temperature: -3.0 °C

Event center: -60.5°S 299.0°E

Area affected: 7156619 km$^2$


Fig. 1: Map of most extreme temperature anomalies (standardized) experienced during the event. The purple star indicates the center of the extreme event. Green hatching illustrates all areas under the effect of extremes at some time during the event.



Fig. 2: Evolution of temperature at the center of the event. The climatological percentile distribution is illustrated with color shadings.



Fig. 3: Maps illustrating the evolution of standardized temperature anomalies during the event.

Event ID: Cold_spell_2010-Jan-13_to_2010-Feb-21_299.0_-60.5

Cold spell occuring from January 13 2010 to January 15 2010 at -24.5°S 300.0°E

Download data: JSON

Event type: Cold spell

Countries affected (identified with ArcGIS Online; provided only for geographical reference):

  • Argentina

Duration: 3 days

Time span: January 13 2010 to January 15 2010

Statistics over entire affected area:

  • Mean temperature anomaly: -4.7 °C
  • Mean temperature: 22.9 °C
  • Minimum temperature anomaly: -7.7 °C
  • Minimum temperature: 20.6 °C

Event center: -24.5°S 300.0°E

Area affected: 83327 km$^2$


Fig. 1: Map of most extreme temperature anomalies (standardized) experienced during the event. The purple star indicates the center of the extreme event. Green hatching illustrates all areas under the effect of extremes at some time during the event.



Fig. 2: Evolution of temperature at the center of the event. The climatological percentile distribution is illustrated with color shadings.



Fig. 3: Maps illustrating the evolution of standardized temperature anomalies during the event.

Event ID: Cold_spell_2010-Jan-13_to_2010-Jan-15_300.0_-24.5

Cold spell occuring from January 11 2010 to January 14 2010 at -35.5°S 288.5°E

Download data: JSON

Event type: Cold spell

Countries affected (identified with ArcGIS Online; provided only for geographical reference):

  • Argentina
  • Chile

Duration: 4 days

Time span: January 11 2010 to January 14 2010

Statistics over entire affected area:

  • Mean temperature anomaly: -5.0 °C
  • Mean temperature: 10.4 °C
  • Minimum temperature anomaly: -9.5 °C
  • Minimum temperature: 1.3 °C

Event center: -35.5°S 288.5°E

Area affected: 133511 km$^2$


Fig. 1: Map of most extreme temperature anomalies (standardized) experienced during the event. The purple star indicates the center of the extreme event. Green hatching illustrates all areas under the effect of extremes at some time during the event.



Fig. 2: Evolution of temperature at the center of the event. The climatological percentile distribution is illustrated with color shadings.



Fig. 3: Maps illustrating the evolution of standardized temperature anomalies during the event.

Event ID: Cold_spell_2010-Jan-11_to_2010-Jan-14_288.5_-35.5

Heat wave occuring from January 03 2010 to January 05 2010 at -39.0°S 299.5°E

Download data: JSON

Event type: Heat wave

Countries affected (identified with ArcGIS Online; provided only for geographical reference):

  • Argentina

Duration: 3 days

Time span: January 03 2010 to January 05 2010

Statistics over entire affected area:

  • Mean temperature anomaly: 3.4 °C
  • Mean temperature: 22.7 °C
  • Maximum temperature anomaly: 5.8 °C
  • Maximum temperature: 28.8 °C

Event center: -39.0°S 299.5°E

Area affected: 126537 km$^2$


Fig. 1: Map of most extreme temperature anomalies (standardized) experienced during the event. The purple star indicates the center of the extreme event. Green hatching illustrates all areas under the effect of extremes at some time during the event.



Fig. 2: Evolution of temperature at the center of the event. The climatological percentile distribution is illustrated with color shadings.



Fig. 3: Maps illustrating the evolution of standardized temperature anomalies during the event.

Event ID: Heat_wave_2010-Jan-03_to_2010-Jan-05_299.5_-39.0

Heat wave occuring from January 02 2010 to January 13 2010 at -26.0°S 293.0°E

Download data: JSON

Event type: Heat wave

Countries affected (identified with ArcGIS Online; provided only for geographical reference):

  • Argentina
  • Bolivia
  • Chile

Duration: 12 days

Time span: January 02 2010 to January 13 2010

Statistics over entire affected area:

  • Mean temperature anomaly: 3.4 °C
  • Mean temperature: 13.2 °C
  • Maximum temperature anomaly: 6.9 °C
  • Maximum temperature: 21.0 °C

Event center: -26.0°S 293.0°E

Area affected: 281788 km$^2$


Fig. 1: Map of most extreme temperature anomalies (standardized) experienced during the event. The purple star indicates the center of the extreme event. Green hatching illustrates all areas under the effect of extremes at some time during the event.



Fig. 2: Evolution of temperature at the center of the event. The climatological percentile distribution is illustrated with color shadings.



Fig. 3: Maps illustrating the evolution of standardized temperature anomalies during the event.

Event ID: Heat_wave_2010-Jan-02_to_2010-Jan-13_293.0_-26.0

Cold spell occuring from August 09 2026 to August 13 2026 at -27.5°S 294.5°E

Download data: JSON

Event type: Cold spell

Countries affected (identified with ArcGIS Online; provided only for geographical reference):

  • Argentina

Duration: 5 days

Time span: August 09 2026 to August 13 2026

Statistics over entire affected area:

  • Mean temperature anomaly: -5.2 °C
  • Mean temperature: 10.3 °C
  • Minimum temperature anomaly: -6.3 °C
  • Minimum temperature: 6.7 °C

Event center: -27.5°S 294.5°E

Area affected: 60546 km$^2$


Fig. 1: Map of most extreme temperature anomalies (standardized) experienced during the event. The purple star indicates the center of the extreme event. Green hatching illustrates all areas under the effect of extremes at some time during the event.



Fig. 2: Evolution of temperature at the center of the event. The climatological percentile distribution is illustrated with color shadings.



Fig. 3: Maps illustrating the evolution of standardized temperature anomalies during the event.

Event ID: Cold_spell_2026-Aug-09_to_2026-Aug-13_294.5_-27.5

Cold spell occuring from August 03 2026 to August 18 2026 at -46.5°S 290.0°E

Download data: JSON

Event type: Cold spell

Countries affected (identified with ArcGIS Online; provided only for geographical reference):

  • Argentina
  • Chile

Duration: 16 days

Time span: August 03 2026 to August 18 2026

Statistics over entire affected area:

  • Mean temperature anomaly: -5.0 °C
  • Mean temperature: -0.2 °C
  • Minimum temperature anomaly: -13.6 °C
  • Minimum temperature: -12.0 °C

Event center: -46.5°S 290.0°E

Area affected: 976883 km$^2$


Fig. 1: Map of most extreme temperature anomalies (standardized) experienced during the event. The purple star indicates the center of the extreme event. Green hatching illustrates all areas under the effect of extremes at some time during the event.



Fig. 2: Evolution of temperature at the center of the event. The climatological percentile distribution is illustrated with color shadings.



Fig. 3: Maps illustrating the evolution of standardized temperature anomalies during the event.

Event ID: Cold_spell_2026-Aug-03_to_2026-Aug-18_290.0_-46.5

Cold spell occuring from July 11 2026 to August 01 2026 at -47.5°S 292.0°E

Download data: JSON

Event type: Cold spell

Countries affected (identified with ArcGIS Online; provided only for geographical reference):

  • Argentina
  • Chile

Duration: 22 days

Time span: July 11 2026 to August 01 2026

Statistics over entire affected area:

  • Mean temperature anomaly: -3.5 °C
  • Mean temperature: 3.1 °C
  • Minimum temperature anomaly: -19.6 °C
  • Minimum temperature: -20.2 °C

Event center: -47.5°S 292.0°E

Area affected: 5279332 km$^2$


Fig. 1: Map of most extreme temperature anomalies (standardized) experienced during the event. The purple star indicates the center of the extreme event. Green hatching illustrates all areas under the effect of extremes at some time during the event.



Fig. 2: Evolution of temperature at the center of the event. The climatological percentile distribution is illustrated with color shadings.



Fig. 3: Maps illustrating the evolution of standardized temperature anomalies during the event.

Event ID: Cold_spell_2026-Jul-11_to_2026-Aug-01_292.0_-47.5

Cold spell occuring from June 23 2026 to June 27 2026 at -18.5°S 307.5°E

Download data: JSON

Event type: Cold spell

Countries affected (identified with ArcGIS Online; provided only for geographical reference):

  • Argentina
  • Bolivia
  • Brazil
  • Paraguay
  • Peru

Duration: 5 days

Time span: June 23 2026 to June 27 2026

Statistics over entire affected area:

  • Mean temperature anomaly: -6.4 °C
  • Mean temperature: 13.0 °C
  • Minimum temperature anomaly: -11.0 °C
  • Minimum temperature: 0.5 °C

Event center: -18.5°S 307.5°E

Area affected: 1906249 km$^2$


Fig. 1: Map of most extreme temperature anomalies (standardized) experienced during the event. The purple star indicates the center of the extreme event. Green hatching illustrates all areas under the effect of extremes at some time during the event.



Fig. 2: Evolution of temperature at the center of the event. The climatological percentile distribution is illustrated with color shadings.



Fig. 3: Maps illustrating the evolution of standardized temperature anomalies during the event.

Event ID: Cold_spell_2026-Jun-23_to_2026-Jun-27_307.5_-18.5