Author: WEXA

Heat wave occuring from June 19 2026 to June 24 2026 at 75.0°N 113.0°E

Download data: JSON

Event type: Heat wave

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

  • Russian Federation

Duration: 6 days

Time span: June 19 2026 to June 24 2026

Statistics over entire affected area:

  • Mean temperature anomaly: 9.5 °C
  • Mean temperature: 14.8 °C
  • Maximum temperature anomaly: 17.2 °C
  • Maximum temperature: 22.9 °C

Event center: 75.0°N 113.0°E

Area affected: 342350 km$^2$



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

Event ID: Heat_wave_2026-Jun-19_to_2026-Jun-24_113.0_75.0

Cold spell occuring from June 19 2026 to June 24 2026 at 37.5°N 81.5°E

Download data: JSON

Event type: Cold spell

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

  • China

Duration: 6 days

Time span: June 19 2026 to June 24 2026

Statistics over entire affected area:

  • Mean temperature anomaly: -6.5 °C
  • Mean temperature: 20.1 °C
  • Minimum temperature anomaly: -9.2 °C
  • Minimum temperature: 13.4 °C

Event center: 37.5°N 81.5°E

Area affected: 155492 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-19_to_2026-Jun-24_81.5_37.5

Cold spell occuring from June 19 2026 to June 24 2026 at 16.5°N 39.0°E

Download data: JSON

Event type: Cold spell

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

  • Eritrea
  • Sudan

Duration: 6 days

Time span: June 19 2026 to June 24 2026

Statistics over entire affected area:

  • Mean temperature anomaly: -1.6 °C
  • Mean temperature: 31.0 °C
  • Minimum temperature anomaly: -3.0 °C
  • Minimum temperature: 29.5 °C

Event center: 16.5°N 39.0°E

Area affected: 65116 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-19_to_2026-Jun-24_39.0_16.5

Cold spell occuring from June 19 2026 to June 24 2026 at -16.5°S 316.5°E

Download data: JSON

Event type: Cold spell

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

  • Brazil

Duration: 6 days

Time span: June 19 2026 to June 24 2026

Statistics over entire affected area:

  • Mean temperature anomaly: -2.1 °C
  • Mean temperature: 18.9 °C
  • Minimum temperature anomaly: -3.6 °C
  • Minimum temperature: 15.7 °C

Event center: -16.5°S 316.5°E

Area affected: 276199 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-19_to_2026-Jun-24_316.5_-16.5

Heat wave occuring from June 18 2026 to June 25 2026 at 48.0°N 237.5°E

Download data: JSON

Event type: Heat wave

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

  • Canada
  • United States

Duration: 8 days

Time span: June 18 2026 to June 25 2026

Statistics over entire affected area:

  • Mean temperature anomaly: 5.0 °C
  • Mean temperature: 17.0 °C
  • Maximum temperature anomaly: 8.5 °C
  • Maximum temperature: 25.3 °C

Event center: 48.0°N 237.5°E

Area affected: 257348 km$^2$



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

Event ID: Heat_wave_2026-Jun-18_to_2026-Jun-25_237.5_48.0

Cold spell occuring from June 18 2026 to June 24 2026 at -21.5°S 46.0°E

Download data: JSON

Event type: Cold spell

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

  • Madagascar

Duration: 7 days

Time span: June 18 2026 to June 24 2026

Statistics over entire affected area:

  • Mean temperature anomaly: -2.6 °C
  • Mean temperature: 15.3 °C
  • Minimum temperature anomaly: -5.1 °C
  • Minimum temperature: 9.6 °C

Event center: -21.5°S 46.0°E

Area affected: 114902 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-18_to_2026-Jun-24_46.0_-21.5

Cold spell occuring from June 18 2026 to June 22 2026 at -19.5°S 130.5°E

Download data: JSON

Event type: Cold spell

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

  • Australia

Duration: 5 days

Time span: June 18 2026 to June 22 2026

Statistics over entire affected area:

  • Mean temperature anomaly: -3.7 °C
  • Mean temperature: 14.0 °C
  • Minimum temperature anomaly: -4.5 °C
  • Minimum temperature: 12.1 °C

Event center: -19.5°S 130.5°E

Area affected: 93414 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-18_to_2026-Jun-22_130.5_-19.5

Heat wave occuring from June 18 2026 to June 23 2026 at -45.0°S 171.5°E

Download data: JSON

Event type: Heat wave

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

  • New Zealand

Duration: 6 days

Time span: June 18 2026 to June 23 2026

Statistics over entire affected area:

  • Mean temperature anomaly: 2.4 °C
  • Mean temperature: 10.7 °C
  • Maximum temperature anomaly: 8.1 °C
  • Maximum temperature: 14.6 °C

Event center: -45.0°S 171.5°E

Area affected: 96960 km$^2$



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

Event ID: Heat_wave_2026-Jun-18_to_2026-Jun-23_171.5_-45.0

Heat wave occuring from June 18 2026 to June 22 2026 at -77.5°S 163.0°E

Download data: JSON

Event type: Heat wave

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

  • Antarctica

Duration: 5 days

Time span: June 18 2026 to June 22 2026

Statistics over entire affected area:

  • Mean temperature anomaly: 12.4 °C
  • Mean temperature: -19.0 °C
  • Maximum temperature anomaly: 21.9 °C
  • Maximum temperature: -6.6 °C

Event center: -77.5°S 163.0°E

Area affected: 666742 km$^2$



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

Event ID: Heat_wave_2026-Jun-18_to_2026-Jun-22_163.0_-77.5

Heat wave occuring from June 18 2026 to June 20 2026 at -82.0°S 217.5°E

Download data: JSON

Event type: Heat wave

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

  • Antarctica

Duration: 3 days

Time span: June 18 2026 to June 20 2026

Statistics over entire affected area:

  • Mean temperature anomaly: 14.1 °C
  • Mean temperature: -16.2 °C
  • Maximum temperature anomaly: 20.4 °C
  • Maximum temperature: -10.8 °C

Event center: -82.0°S 217.5°E

Area affected: 55689 km$^2$



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

Event ID: Heat_wave_2026-Jun-18_to_2026-Jun-20_217.5_-82.0