Category: Cold spells affecting Thailand

Cold spell occuring from March 10 2026 to March 28 2026 at 16.5°N 120.5°E

Download data: JSON

Event type: Cold spell

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

  • Cambodia
  • Laos
  • Philippines
  • Thailand
  • Vietnam

Duration: 19 days

Time span: March 10 2026 to March 28 2026

Statistics over entire affected area:

  • Mean temperature anomaly: -1.7 °C
  • Mean temperature: 23.5 °C
  • Minimum temperature anomaly: -5.5 °C
  • Minimum temperature: 13.0 °C

Event center: 16.5°N 120.5°E

Area affected: 6717590 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-Mar-10_to_2026-Mar-28_120.5_16.5

Cold spell occuring from March 11 2026 to March 16 2026 at 9.5°N 100.5°E

Download data: JSON

Event type: Cold spell

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

  • Myanmar
  • Thailand

Duration: 6 days

Time span: March 11 2026 to March 16 2026

Statistics over entire affected area:

  • Mean temperature anomaly: -1.2 °C
  • Mean temperature: 26.3 °C
  • Minimum temperature anomaly: -2.3 °C
  • Minimum temperature: 23.9 °C

Event center: 9.5°N 100.5°E

Area affected: 91192 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-Mar-11_to_2026-Mar-16_100.5_9.5

Cold spell occuring from March 10 2026 to March 20 2026 at 23.0°N 101.0°E

Download data: JSON

Event type: Cold spell

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

  • China
  • Lao People’s Democratic Republic
  • Myanmar
  • Thailand
  • Viet Nam

Duration: 11 days

Time span: March 10 2026 to March 20 2026

Statistics over entire affected area:

  • Mean temperature anomaly: -3.1 °C
  • Mean temperature: 17.9 °C
  • Minimum temperature anomaly: -5.7 °C
  • Minimum temperature: 9.9 °C

Event center: 23.0°N 101.0°E

Area affected: 462667 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-Mar-10_to_2026-Mar-20_101.0_23.0

Cold spell occuring from January 05 2026 to January 14 2026 at 17.5°N 100.5°E

Download data: JSON

Event type: Cold spell

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

  • Cambodia
  • China
  • Lao People’s Democratic Republic
  • Myanmar
  • Thailand
  • Viet Nam

Duration: 10 days

Time span: January 05 2026 to January 14 2026

Statistics over entire affected area:

  • Mean temperature anomaly: -3.4 °C
  • Mean temperature: 19.6 °C
  • Minimum temperature anomaly: -7.0 °C
  • Minimum temperature: -0.5 °C

Event center: 17.5°N 100.5°E

Area affected: 1426926 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-05_to_2026-Jan-14_100.5_17.5

Cold spell occuring from November 18 2025 to December 03 2025 at 19.0°N 100.5°E

Download data: JSON

Event type: Cold spell

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

  • Cambodia
  • China
  • Lao People’s Democratic Republic
  • Myanmar
  • Thailand
  • Viet Nam

Duration: 16 days

Time span: November 18 2025 to December 03 2025

Statistics over entire affected area:

  • Mean temperature anomaly: -3.2 °C
  • Mean temperature: 19.6 °C
  • Minimum temperature anomaly: -7.6 °C
  • Minimum temperature: 5.9 °C

Event center: 19.0°N 100.5°E

Area affected: 2098929 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-18_to_2025-Dec-03_100.5_19.0

Cold spell occuring from November 17 2025 to November 26 2025 at 12.0°N 102.5°E

Download data: JSON

Event type: Cold spell

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

  • Cambodia
  • Lao People’s Democratic Republic
  • Myanmar
  • Thailand
  • Viet Nam

Duration: 10 days

Time span: November 17 2025 to November 26 2025

Statistics over entire affected area:

  • Mean temperature anomaly: -2.7 °C
  • Mean temperature: 23.3 °C
  • Minimum temperature anomaly: -5.4 °C
  • Minimum temperature: 13.6 °C

Event center: 12.0°N 102.5°E

Area affected: 664618 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-17_to_2025-Nov-26_102.5_12.0

Cold spell occuring from August 26 2025 to August 29 2025 at 18.5°N 98.0°E

Download data: JSON

Event type: Cold spell

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

  • Myanmar
  • Thailand

Duration: 4 days

Time span: August 26 2025 to August 29 2025

Statistics over entire affected area:

  • Mean temperature anomaly: -1.7 °C
  • Mean temperature: 23.8 °C
  • Minimum temperature anomaly: -2.6 °C
  • Minimum temperature: 21.1 °C

Event center: 18.5°N 98.0°E

Area affected: 98929 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-26_to_2025-Aug-29_98.0_18.5

Cold spell occuring from June 08 2025 to June 13 2025 at 13.0°N 108.0°E

Download data: JSON

Event type: Cold spell

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

  • Cambodia
  • Lao People’s Democratic Republic
  • Thailand
  • Viet Nam

Duration: 6 days

Time span: June 08 2025 to June 13 2025

Statistics over entire affected area:

  • Mean temperature anomaly: -2.2 °C
  • Mean temperature: 24.6 °C
  • Minimum temperature anomaly: -4.3 °C
  • Minimum temperature: 19.2 °C

Event center: 13.0°N 108.0°E

Area affected: 191654 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-Jun-08_to_2025-Jun-13_108.0_13.0

Cold spell occuring from May 23 2025 to May 30 2025 at 26.0°N 100.5°E

Download data: JSON

Event type: Cold spell

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

  • China
  • Lao People’s Democratic Republic
  • Myanmar
  • Thailand
  • Viet Nam

Duration: 8 days

Time span: May 23 2025 to May 30 2025

Statistics over entire affected area:

  • Mean temperature anomaly: -4.2 °C
  • Mean temperature: 19.5 °C
  • Minimum temperature anomaly: -9.5 °C
  • Minimum temperature: -1.7 °C

Event center: 26.0°N 100.5°E

Area affected: 1164357 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-May-23_to_2025-May-30_100.5_26.0

Cold spell occuring from May 01 2025 to May 06 2025 at 8.5°N 102.5°E

Download data: JSON

Event type: Cold spell

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

  • Malaysia
  • Thailand

Duration: 6 days

Time span: May 01 2025 to May 06 2025

Statistics over entire affected area:

  • Mean temperature anomaly: -1.2 °C
  • Mean temperature: 27.2 °C
  • Minimum temperature anomaly: -1.8 °C
  • Minimum temperature: 25.8 °C

Event center: 8.5°N 102.5°E

Area affected: 116174 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-May-01_to_2025-May-06_102.5_8.5