Category: Heat waves affecting Indonesia

Download data: JSON

Event type: Heat wave

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

• Indonesia

Duration: 5 days

Time span: June 05 2025 to June 09 2025

Statistics over entire affected area:

• Mean temperature anomaly: 0.9 °C
• Mean temperature: 27.8 °C
• Maximum temperature anomaly: 1.5 °C
• Maximum temperature: 28.4 °C

Event center: -6.5°S 127.0°E

Area affected: 144236 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_2025-Jun-05_to_2025-Jun-09_127.0_-6.5

Download data: JSON

Event type: Heat wave

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

• Indonesia

Duration: 8 days

Time span: May 15 2025 to May 22 2025

Statistics over entire affected area:

• Mean temperature anomaly: 1.2 °C
• Mean temperature: 29.2 °C
• Maximum temperature anomaly: 1.6 °C
• Maximum temperature: 29.7 °C

Event center: -1.0°S 107.0°E

Area affected: 169972 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_2025-May-15_to_2025-May-22_107.0_-1.0

Download data: JSON

Event type: Heat wave

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

• Indonesia

Duration: 9 days

Time span: April 24 2025 to May 02 2025

Statistics over entire affected area:

• Mean temperature anomaly: 1.1 °C
• Mean temperature: 28.1 °C
• Maximum temperature anomaly: 1.8 °C
• Maximum temperature: 29.0 °C

Event center: -2.5°S 130.5°E

Area affected: 662856 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_2025-Apr-24_to_2025-May-02_130.5_-2.5

Download data: JSON

Event type: Heat wave

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

• Indonesia

Duration: 7 days

Time span: April 11 2025 to April 17 2025

Statistics over entire affected area:

• Mean temperature anomaly: 1.1 °C
• Mean temperature: 28.4 °C
• Maximum temperature anomaly: 1.6 °C
• Maximum temperature: 29.1 °C

Event center: -7.5°S 118.5°E

Area affected: 183965 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_2025-Apr-11_to_2025-Apr-17_118.5_-7.5

Download data: JSON

Event type: Heat wave

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

• Indonesia

Duration: 6 days

Time span: April 06 2025 to April 11 2025

Statistics over entire affected area:

• Mean temperature anomaly: 1.1 °C
• Mean temperature: 28.2 °C
• Maximum temperature anomaly: 2.1 °C
• Maximum temperature: 29.0 °C

Event center: -4.0°S 106.0°E

Area affected: 214928 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_2025-Apr-06_to_2025-Apr-11_106.0_-4.0

Download data: JSON

Event type: Heat wave

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

• Indonesia

Duration: 4 days

Time span: March 14 2025 to March 17 2025

Statistics over entire affected area:

• Mean temperature anomaly: 1.3 °C
• Mean temperature: 28.2 °C
• Maximum temperature anomaly: 2.2 °C
• Maximum temperature: 29.1 °C

Event center: -6.5°S 138.5°E

Area affected: 70706 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_2025-Mar-14_to_2025-Mar-17_138.5_-6.5