Category: Cold spells affecting Brazil

Download data: JSON

Event type: Cold spell

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

• Brazil

Duration: 4 days

Time span: April 30 2026 to May 03 2026

Statistics over entire affected area:

• Mean temperature anomaly: -2.0 °C
• Mean temperature: 23.9 °C
• Minimum temperature anomaly: -3.4 °C
• Minimum temperature: 21.3 °C

Event center: -6.5°S 324.0°E

Area affected: 55251 km$^2$

Fig. 1: unavailable since event is ongoing.

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

Event ID: Cold_spell_2026-Apr-30_to_2026-May-03_324.0_-6.5

Download data: JSON

Event type: Cold spell

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

• Brazil

Duration: 4 days

Time span: March 28 2026 to March 31 2026

Statistics over entire affected area:

• Mean temperature anomaly: -1.2 °C
• Mean temperature: 25.2 °C
• Minimum temperature anomaly: -1.8 °C
• Minimum temperature: 24.6 °C

Event center: -14.0°S 321.0°E

Area affected: 56751 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-28_to_2026-Mar-31_321.0_-14.0

Download data: JSON

Event type: Cold spell

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

• Brazil

Duration: 7 days

Time span: March 26 2026 to April 01 2026

Statistics over entire affected area:

• Mean temperature anomaly: -1.0 °C
• Mean temperature: 26.0 °C
• Minimum temperature anomaly: -2.0 °C
• Minimum temperature: 22.8 °C

Event center: -9.5°S 326.5°E

Area affected: 103567 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-26_to_2026-Apr-01_326.5_-9.5

Download data: JSON

Event type: Cold spell

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

• Brazil

Duration: 8 days

Time span: March 07 2026 to March 14 2026

Statistics over entire affected area:

• Mean temperature anomaly: -2.5 °C
• Mean temperature: 22.2 °C
• Minimum temperature anomaly: -4.1 °C
• Minimum temperature: 17.1 °C

Event center: -22.5°S 310.5°E

Area affected: 517358 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-07_to_2026-Mar-14_310.5_-22.5

Download data: JSON

Event type: Cold spell

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

• Brazil

Duration: 5 days

Time span: February 27 2026 to March 03 2026

Statistics over entire affected area:

• Mean temperature anomaly: -2.9 °C
• Mean temperature: 20.2 °C
• Minimum temperature anomaly: -4.0 °C
• Minimum temperature: 18.4 °C

Event center: -23.5°S 313.5°E

Area affected: 74132 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-Feb-27_to_2026-Mar-03_313.5_-23.5

Download data: JSON

Event type: Cold spell

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

• Brazil

Duration: 5 days

Time span: February 26 2026 to March 02 2026

Statistics over entire affected area:

• Mean temperature anomaly: -1.7 °C
• Mean temperature: 24.5 °C
• Minimum temperature anomaly: -3.1 °C
• Minimum temperature: 23.0 °C

Event center: -2.0°S 310.5°E

Area affected: 98803 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-Feb-26_to_2026-Mar-02_310.5_-2.0

Download data: JSON

Event type: Cold spell

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

• Brazil

Duration: 10 days

Time span: February 20 2026 to March 01 2026

Statistics over entire affected area:

• Mean temperature anomaly: -1.9 °C
• Mean temperature: 23.0 °C
• Minimum temperature anomaly: -3.2 °C
• Minimum temperature: 19.8 °C

Event center: -14.5°S 312.0°E

Area affected: 152895 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-Feb-20_to_2026-Mar-01_312.0_-14.5

Download data: JSON

Event type: Cold spell

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

• Brazil

Duration: 16 days

Time span: February 19 2026 to March 06 2026

Statistics over entire affected area:

• Mean temperature anomaly: -2.5 °C
• Mean temperature: 23.5 °C
• Minimum temperature anomaly: -5.2 °C
• Minimum temperature: 20.1 °C

Event center: -13.5°S 317.5°E

Area affected: 672348 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-Feb-19_to_2026-Mar-06_317.5_-13.5