Author: WEXA

Heat wave occuring from June 03 2026 to June 13 2026 at 39.5°N 253.5°E

Download data: JSON

Event type: Heat wave

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

  • United States

Duration: 11 days

Time span: June 03 2026 to June 13 2026

Statistics over entire affected area:

  • Mean temperature anomaly: 5.0 °C
  • Mean temperature: 18.0 °C
  • Maximum temperature anomaly: 7.5 °C
  • Maximum temperature: 26.0 °C

Event center: 39.5°N 253.5°E

Area affected: 122772 km$^2$



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

Event ID: Heat_wave_2026-Jun-03_to_2026-Jun-13_253.5_39.5

Heat wave occuring from June 03 2026 to June 06 2026 at 31.5°N 108.5°E

Download data: JSON

Event type: Heat wave

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

  • China

Duration: 4 days

Time span: June 03 2026 to June 06 2026

Statistics over entire affected area:

  • Mean temperature anomaly: 3.8 °C
  • Mean temperature: 25.5 °C
  • Maximum temperature anomaly: 5.4 °C
  • Maximum temperature: 29.8 °C

Event center: 31.5°N 108.5°E

Area affected: 132834 km$^2$



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

Event ID: Heat_wave_2026-Jun-03_to_2026-Jun-06_108.5_31.5

Cold spell occuring from June 03 2026 to June 10 2026 at 43.0°N 124.5°E

Download data: JSON

Event type: Cold spell

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

  • China
  • North Korea

Duration: 8 days

Time span: June 03 2026 to June 10 2026

Statistics over entire affected area:

  • Mean temperature anomaly: -5.0 °C
  • Mean temperature: 13.9 °C
  • Minimum temperature anomaly: -7.4 °C
  • Minimum temperature: 7.9 °C

Event center: 43.0°N 124.5°E

Area affected: 142172 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-03_to_2026-Jun-10_124.5_43.0

Heat wave occuring from June 03 2026 to June 06 2026 at 75.0°N 110.0°E

Download data: JSON

Event type: Heat wave

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

  • Russian Federation

Duration: 4 days

Time span: June 03 2026 to June 06 2026

Statistics over entire affected area:

  • Mean temperature anomaly: 2.5 °C
  • Mean temperature: 1.6 °C
  • Maximum temperature anomaly: 11.0 °C
  • Maximum temperature: 6.8 °C

Event center: 75.0°N 110.0°E

Area affected: 118669 km$^2$



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

Event ID: Heat_wave_2026-Jun-03_to_2026-Jun-06_110.0_75.0

Cold spell occuring from June 02 2026 to June 11 2026 at 53.5°N 144.0°E

Download data: JSON

Event type: Cold spell

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

  • Russian Federation

Duration: 10 days

Time span: June 02 2026 to June 11 2026

Statistics over entire affected area:

  • Mean temperature anomaly: -2.4 °C
  • Mean temperature: 3.1 °C
  • Minimum temperature anomaly: -5.9 °C
  • Minimum temperature: 1.8 °C

Event center: 53.5°N 144.0°E

Area affected: 82056 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-02_to_2026-Jun-11_144.0_53.5

Heat wave occuring from June 02 2026 to June 06 2026 at 61.5°N 210.5°E

Download data: JSON

Event type: Heat wave

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

  • Canada
  • United States

Duration: 5 days

Time span: June 02 2026 to June 06 2026

Statistics over entire affected area:

  • Mean temperature anomaly: 4.8 °C
  • Mean temperature: 11.7 °C
  • Maximum temperature anomaly: 8.3 °C
  • Maximum temperature: 18.9 °C

Event center: 61.5°N 210.5°E

Area affected: 179202 km$^2$



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

Event ID: Heat_wave_2026-Jun-02_to_2026-Jun-06_210.5_61.5

Heat wave occuring from June 02 2026 to June 09 2026 at 60.0°N 197.5°E

Download data: JSON

Event type: Heat wave

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

  • United States

Duration: 8 days

Time span: June 02 2026 to June 09 2026

Statistics over entire affected area:

  • Mean temperature anomaly: 4.8 °C
  • Mean temperature: 13.2 °C
  • Maximum temperature anomaly: 9.1 °C
  • Maximum temperature: 18.8 °C

Event center: 60.0°N 197.5°E

Area affected: 148319 km$^2$



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

Event ID: Heat_wave_2026-Jun-02_to_2026-Jun-09_197.5_60.0

Heat wave occuring from June 01 2026 to June 07 2026 at 38.5°N 96.0°E

Download data: JSON

Event type: Heat wave

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

  • China

Duration: 7 days

Time span: June 01 2026 to June 07 2026

Statistics over entire affected area:

  • Mean temperature anomaly: 4.3 °C
  • Mean temperature: 9.7 °C
  • Maximum temperature anomaly: 5.9 °C
  • Maximum temperature: 29.2 °C

Event center: 38.5°N 96.0°E

Area affected: 52945 km$^2$



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

Event ID: Heat_wave_2026-Jun-01_to_2026-Jun-07_96.0_38.5

Cold spell occuring from May 31 2026 to June 10 2026 at 53.0°N 124.0°E

Download data: JSON

Event type: Cold spell

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

  • China
  • Mongolia
  • Russian Federation

Duration: 11 days

Time span: May 31 2026 to June 10 2026

Statistics over entire affected area:

  • Mean temperature anomaly: -6.0 °C
  • Mean temperature: 8.7 °C
  • Minimum temperature anomaly: -11.0 °C
  • Minimum temperature: -1.7 °C

Event center: 53.0°N 124.0°E

Area affected: 1961625 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-May-31_to_2026-Jun-10_124.0_53.0

Heat wave occuring from May 31 2026 to June 04 2026 at 2.0°N 287.0°E

Download data: JSON

Event type: Heat wave

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

  • Colombia

Duration: 5 days

Time span: May 31 2026 to June 04 2026

Statistics over entire affected area:

  • Mean temperature anomaly: 1.4 °C
  • Mean temperature: 25.4 °C
  • Maximum temperature anomaly: 2.1 °C
  • Maximum temperature: 26.2 °C

Event center: 2.0°N 287.0°E

Area affected: 58699 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_2026-May-31_to_2026-Jun-04_287.0_2.0