Cold spell occuring from January 10 2026 to January 15 2026 at 25.0°N 257.5°E

Download data: JSON

Event type: Cold spell

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

  • Mexico

Duration: 6 days

Time span: January 10 2026 to January 15 2026

Statistics over entire affected area:

  • Mean temperature anomaly: -6.1 °C
  • Mean temperature: 4.7 °C
  • Minimum temperature anomaly: -11.0 °C
  • Minimum temperature: -0.2 °C

Event center: 25.0°N 257.5°E

Area affected: 207367 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-Jan-10_to_2026-Jan-15_257.5_25.0

Cold spell occuring from November 19 2025 to November 23 2025 at 31.0°N 244.5°E

Download data: JSON

Event type: Cold spell

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

  • Mexico
  • United States

Duration: 5 days

Time span: November 19 2025 to November 23 2025

Statistics over entire affected area:

  • Mean temperature anomaly: -4.7 °C
  • Mean temperature: 10.8 °C
  • Minimum temperature anomaly: -7.7 °C
  • Minimum temperature: 4.0 °C

Event center: 31.0°N 244.5°E

Area affected: 68173 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_2025-Nov-19_to_2025-Nov-23_244.5_31.0

Cold spell occuring from November 11 2025 to November 15 2025 at 17.0°N 270.0°E

Download data: JSON

Event type: Cold spell

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

  • Belize
  • Guatemala
  • Mexico

Duration: 5 days

Time span: November 11 2025 to November 15 2025

Statistics over entire affected area:

  • Mean temperature anomaly: -3.0 °C
  • Mean temperature: 21.1 °C
  • Minimum temperature anomaly: -4.4 °C
  • Minimum temperature: 14.1 °C

Event center: 17.0°N 270.0°E

Area affected: 156288 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_2025-Nov-11_to_2025-Nov-15_270.0_17.0

Cold spell occuring from October 10 2025 to October 23 2025 at 19.0°N 249.5°E

Download data: JSON

Event type: Cold spell

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

  • Mexico

Duration: 14 days

Time span: October 10 2025 to October 23 2025

Statistics over entire affected area:

  • Mean temperature anomaly: -2.0 °C
  • Mean temperature: 24.7 °C
  • Minimum temperature anomaly: -3.8 °C
  • Minimum temperature: 21.7 °C

Event center: 19.0°N 249.5°E

Area affected: 489262 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_2025-Oct-10_to_2025-Oct-23_249.5_19.0

Cold spell occuring from September 11 2025 to September 19 2025 at 18.5°N 271.5°E

Download data: JSON

Event type: Cold spell

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

  • Belize
  • Guatemala
  • Mexico

Duration: 9 days

Time span: September 11 2025 to September 19 2025

Statistics over entire affected area:

  • Mean temperature anomaly: -2.0 °C
  • Mean temperature: 25.5 °C
  • Minimum temperature anomaly: -2.7 °C
  • Minimum temperature: 24.7 °C

Event center: 18.5°N 271.5°E

Area affected: 52646 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_2025-Sep-11_to_2025-Sep-19_271.5_18.5

Cold spell occuring from September 03 2025 to September 07 2025 at 30.5°N 252.5°E

Download data: JSON

Event type: Cold spell

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

  • Mexico

Duration: 5 days

Time span: September 03 2025 to September 07 2025

Statistics over entire affected area:

  • Mean temperature anomaly: -3.9 °C
  • Mean temperature: 22.7 °C
  • Minimum temperature anomaly: -6.1 °C
  • Minimum temperature: 15.4 °C

Event center: 30.5°N 252.5°E

Area affected: 136535 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_2025-Sep-03_to_2025-Sep-07_252.5_30.5

Cold spell occuring from August 20 2025 to August 27 2025 at 24.0°N 259.0°E

Download data: JSON

Event type: Cold spell

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

  • Mexico

Duration: 8 days

Time span: August 20 2025 to August 27 2025

Statistics over entire affected area:

  • Mean temperature anomaly: -2.1 °C
  • Mean temperature: 18.5 °C
  • Minimum temperature anomaly: -3.4 °C
  • Minimum temperature: 14.9 °C

Event center: 24.0°N 259.0°E

Area affected: 64952 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_2025-Aug-20_to_2025-Aug-27_259.0_24.0

Cold spell occuring from July 27 2025 to July 31 2025 at 20.5°N 261.0°E

Download data: JSON

Event type: Cold spell

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

  • Mexico

Duration: 5 days

Time span: July 27 2025 to July 31 2025

Statistics over entire affected area:

  • Mean temperature anomaly: -1.6 °C
  • Mean temperature: 20.2 °C
  • Minimum temperature anomaly: -2.5 °C
  • Minimum temperature: 13.1 °C

Event center: 20.5°N 261.0°E

Area affected: 92461 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_2025-Jul-27_to_2025-Jul-31_261.0_20.5

Cold spell occuring from July 13 2025 to July 21 2025 at 24.0°N 258.0°E

Download data: JSON

Event type: Cold spell

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

  • Mexico

Duration: 9 days

Time span: July 13 2025 to July 21 2025

Statistics over entire affected area:

  • Mean temperature anomaly: -2.3 °C
  • Mean temperature: 17.7 °C
  • Minimum temperature anomaly: -4.4 °C
  • Minimum temperature: 14.8 °C

Event center: 24.0°N 258.0°E

Area affected: 102755 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_2025-Jul-13_to_2025-Jul-21_258.0_24.0

Cold spell occuring from July 11 2025 to July 24 2025 at 27.0°N 246.0°E

Download data: JSON

Event type: Cold spell

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

  • Mexico

Duration: 14 days

Time span: July 11 2025 to July 24 2025

Statistics over entire affected area:

  • Mean temperature anomaly: -3.3 °C
  • Mean temperature: 23.5 °C
  • Minimum temperature anomaly: -7.5 °C
  • Minimum temperature: 17.0 °C

Event center: 27.0°N 246.0°E

Area affected: 116773 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_2025-Jul-11_to_2025-Jul-24_246.0_27.0