Author: WEXA

Cold spell occuring from June 21 2026 to July 01 2026 at -8.0°S 28.5°E

Download data: JSON

Event type: Cold spell

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

  • Congo DRC
  • Zambia

Duration: 11 days

Time span: June 21 2026 to July 01 2026

Statistics over entire affected area:

  • Mean temperature anomaly: -2.1 °C
  • Mean temperature: 18.5 °C
  • Minimum temperature anomaly: -3.5 °C
  • Minimum temperature: 13.5 °C

Event center: -8.0°S 28.5°E

Area affected: 380530 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-21_to_2026-Jul-01_28.5_-8.0

Heat wave occuring from June 20 2026 to July 05 2026 at -24.5°S 328.5°E

Download data: JSON

Event type: Heat wave

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

  • Brazil

Duration: 16 days

Time span: June 20 2026 to July 05 2026

Statistics over entire affected area:

  • Mean temperature anomaly: 1.5 °C
  • Mean temperature: 23.2 °C
  • Maximum temperature anomaly: 3.5 °C
  • Maximum temperature: 26.4 °C

Event center: -24.5°S 328.5°E

Area affected: 3445160 km$^2$



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

Event ID: Heat_wave_2026-Jun-20_to_2026-Jul-05_328.5_-24.5

Cold spell occuring from June 19 2026 to July 04 2026 at 71.5°N 308.5°E

Download data: JSON

Event type: Cold spell

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

  • Greenland

Duration: 16 days

Time span: June 19 2026 to July 04 2026

Statistics over entire affected area:

  • Mean temperature anomaly: -5.1 °C
  • Mean temperature: -8.2 °C
  • Minimum temperature anomaly: -10.4 °C
  • Minimum temperature: -18.3 °C

Event center: 71.5°N 308.5°E

Area affected: 660777 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-Jul-04_308.5_71.5

Heat wave occuring from June 18 2026 to July 05 2026 at 62.5°N 164.5°E

Download data: JSON

Event type: Heat wave

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

  • Russian Federation

Duration: 18 days

Time span: June 18 2026 to July 05 2026

Statistics over entire affected area:

  • Mean temperature anomaly: 2.8 °C
  • Mean temperature: 10.2 °C
  • Maximum temperature anomaly: 6.9 °C
  • Maximum temperature: 17.5 °C

Event center: 62.5°N 164.5°E

Area affected: 266410 km$^2$



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

Event ID: Heat_wave_2026-Jun-18_to_2026-Jul-05_164.5_62.5

Cold spell occuring from June 17 2026 to July 22 2026 at -15.0°S 181.0°E

Download data: JSON

Event type: Cold spell

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

  • Fiji
  • New Caledonia
  • Samoa
  • Vanuatu

Duration: 36 days

Time span: June 17 2026 to July 22 2026

Statistics over entire affected area:

  • Mean temperature anomaly: -1.8 °C
  • Mean temperature: 22.1 °C
  • Minimum temperature anomaly: -3.9 °C
  • Minimum temperature: 10.6 °C

Event center: -15.0°S 181.0°E

Area affected: 8033789 km$^2$



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

Event ID: Cold_spell_2026-Jun-17_to_2026-Jul-22_181.0_-15.0

Cold spell occuring from June 16 2026 to July 23 2026 at 82.5°N 46.5°E

Download data: JSON

Event type: Cold spell

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

  • Canada
  • Norway
  • Russian Federation

Duration: 38 days

Time span: June 16 2026 to July 23 2026

Statistics over entire affected area:

  • Mean temperature anomaly: -1.0 °C
  • Mean temperature: 0.0 °C
  • Minimum temperature anomaly: -9.0 °C
  • Minimum temperature: -8.9 °C

Event center: 82.5°N 46.5°E

Area affected: 2605724 km$^2$



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

Event ID: Cold_spell_2026-Jun-16_to_2026-Jul-23_46.5_82.5

Cold spell occuring from June 14 2026 to July 22 2026 at -17.0°S 11.5°E

Download data: JSON

Event type: Cold spell

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

  • Angola
  • Namibia

Duration: 39 days

Time span: June 14 2026 to July 22 2026

Statistics over entire affected area:

  • Mean temperature anomaly: -2.0 °C
  • Mean temperature: 17.3 °C
  • Minimum temperature anomaly: -10.2 °C
  • Minimum temperature: 4.9 °C

Event center: -17.0°S 11.5°E

Area affected: 2950426 km$^2$



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

Event ID: Cold_spell_2026-Jun-14_to_2026-Jul-22_11.5_-17.0

Cold spell occuring from June 12 2026 to July 04 2026 at 22.0°N 60.0°E

Download data: JSON

Event type: Cold spell

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

  • Oman

Duration: 23 days

Time span: June 12 2026 to July 04 2026

Statistics over entire affected area:

  • Mean temperature anomaly: -1.7 °C
  • Mean temperature: 27.8 °C
  • Minimum temperature anomaly: -3.7 °C
  • Minimum temperature: 25.3 °C

Event center: 22.0°N 60.0°E

Area affected: 174374 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-12_to_2026-Jul-04_60.0_22.0

Heat wave occuring from June 08 2026 to July 11 2026 at -14.0°S 40.5°E

Download data: JSON

Event type: Heat wave

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

  • Angola
  • Botswana
  • Eswatini
  • Lesotho
  • Madagascar
  • Malawi
  • Mozambique
  • Namibia
  • South Africa
  • Zambia
  • Zimbabwe

Duration: 34 days

Time span: June 08 2026 to July 11 2026

Statistics over entire affected area:

  • Mean temperature anomaly: 2.8 °C
  • Mean temperature: 20.2 °C
  • Maximum temperature anomaly: 8.0 °C
  • Maximum temperature: 27.6 °C

Event center: -14.0°S 40.5°E

Area affected: 4854838 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-Jun-08_to_2026-Jul-11_40.5_-14.0

Cold spell occuring from May 07 2026 to July 15 2026 at 12.5°N 52.0°E

Download data: JSON

Event type: Cold spell

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

  • Somalia
  • Yemen

Duration: 70 days

Time span: May 07 2026 to July 15 2026

Statistics over entire affected area:

  • Mean temperature anomaly: -1.3 °C
  • Mean temperature: 27.0 °C
  • Minimum temperature anomaly: -2.9 °C
  • Minimum temperature: 22.6 °C

Event center: 12.5°N 52.0°E

Area affected: 255395 km$^2$



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

Event ID: Cold_spell_2026-May-07_to_2026-Jul-15_52.0_12.5