Category: Extremes affecting Portugal

Cold spell occuring from January 18 2023 to February 03 2023 at 31.5°N 2.5°E

Download data: JSON

Event type: Cold spell

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

  • Algeria
  • Andorra
  • France
  • Germany
  • Italy
  • Libya
  • Mali
  • Mauritania
  • Morocco
  • Portugal
  • Spain
  • Switzerland
  • Tunisia

Duration: 17 days

Time span: January 18 2023 to February 03 2023

Statistics over entire affected area:

  • Mean temperature anomaly: -4.1 °C
  • Mean temperature: 9.0 °C
  • Minimum temperature anomaly: -8.3 °C
  • Minimum temperature: -5.0 °C

Event center: 33.0°N 355.0°E

Area affected: 4478155 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_2023-Jan-18_to_2023-Feb-03_2.5_31.5

Cold spell occuring from December 23 2022 to December 27 2022 at 35.5°N 332.5°E

Download data: JSON

Event type: Cold spell

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

  • Portugal

Duration: 5 days

Time span: December 23 2022 to December 27 2022

Statistics over entire affected area:

  • Mean temperature anomaly: -2.3 °C
  • Mean temperature: 14.8 °C
  • Minimum temperature anomaly: -4.1 °C
  • Minimum temperature: 11.0 °C

Event center: 35.5°N 332.5°E

Area affected: 991291 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_2022-Dec-23_to_2022-Dec-27_332.5_35.5

Cold spell occuring from October 25 2022 to October 29 2022 at 43.0°N 335.0°E

Download data: JSON

Event type: Cold spell

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

  • Portugal

Duration: 5 days

Time span: October 25 2022 to October 29 2022

Statistics over entire affected area:

  • Mean temperature anomaly: -2.6 °C
  • Mean temperature: 14.3 °C
  • Minimum temperature anomaly: -4.0 °C
  • Minimum temperature: 11.3 °C

Event center: 43.0°N 335.0°E

Area affected: 399037 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_2022-Oct-25_to_2022-Oct-29_335.0_43.0

Heat wave occuring from October 11 2022 to December 21 2022 at 37.0°N 358.5°E

Download data: JSON

Event type: Heat wave

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

  • Afghanistan
  • Albania
  • Algeria
  • Andorra
  • Armenia
  • Austria
  • Azerbaijan
  • Bahamas
  • Bahrain
  • Belarus
  • Belgium
  • Belize
  • Bosnia and Herzegovina
  • Bulgaria
  • Cabo Verde
  • Canada
  • Croatia
  • Cuba
  • Czechia
  • Denmark
  • Dominican Republic
  • Egypt
  • Estonia
  • Finland
  • France
  • Georgia
  • Germany
  • Greece
  • Greenland
  • Guatemala
  • Guinea-Bissau
  • Haiti
  • Honduras
  • Iceland
  • Iran, Islamic Republic of
  • Iraq
  • Ireland
  • Italy
  • Jamaica
  • Kazakhstan
  • Kuwait
  • Latvia
  • Libya
  • Lithuania
  • Luxembourg
  • Mali
  • Mauritania
  • Mexico
  • Montenegro
  • Morocco
  • Netherlands
  • Nicaragua
  • North Macedonia
  • Norway
  • Oman
  • Pakistan
  • Poland
  • Portugal
  • Qatar
  • Romania
  • Russian Federation
  • Saudi Arabia
  • Serbia
  • Slovakia
  • Slovenia
  • Spain
  • Svalbard and Jan Mayen
  • Sweden
  • Switzerland
  • Syrian Arab Republic
  • Tunisia
  • Turkmenistan
  • Turks and Caicos Islands
  • Türkiye
  • Ukraine
  • United Arab Emirates
  • United Kingdom
  • United States
  • Uzbekistan
  • Yemen

Duration: 72 days

Time span: October 11 2022 to December 21 2022

Statistics over entire affected area:

  • Mean temperature anomaly: 6.0 °C
  • Mean temperature: 9.6 °C
  • Maximum temperature anomaly: 25.8 °C
  • Maximum temperature: 30.8 °C

Event center: 37.5°N 0.0°E

Area affected: 51591959 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_2022-Oct-11_to_2022-Dec-21_358.5_37.0

Heat wave occuring from October 02 2022 to October 09 2022 at 39.5°N 352.5°E

Download data: JSON

Event type: Heat wave

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

  • Portugal
  • Spain

Duration: 8 days

Time span: October 02 2022 to October 09 2022

Statistics over entire affected area:

  • Mean temperature anomaly: 4.0 °C
  • Mean temperature: 22.4 °C
  • Maximum temperature anomaly: 5.2 °C
  • Maximum temperature: 24.8 °C

Event center: 39.5°N 352.5°E

Area affected: 72074 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_2022-Oct-02_to_2022-Oct-09_352.5_39.5

Cold spell occuring from June 20 2022 to August 11 2022 at 27.5°N 320.5°E

Download data: JSON

Event type: Cold spell

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

  • Portugal

Duration: 53 days

Time span: June 20 2022 to August 11 2022

Statistics over entire affected area:

  • Mean temperature anomaly: -1.1 °C
  • Mean temperature: 22.6 °C
  • Minimum temperature anomaly: -2.4 °C
  • Minimum temperature: 17.5 °C

Event center: 27.5°N 320.5°E

Area affected: 3741523 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_2022-Jun-20_to_2022-Aug-11_320.5_27.5

Cold spell occuring from June 19 2022 to July 06 2022 at 37.0°N 351.0°E

Download data: JSON

Event type: Cold spell

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

  • Portugal
  • Spain

Duration: 18 days

Time span: June 19 2022 to July 06 2022

Statistics over entire affected area:

  • Mean temperature anomaly: -4.3 °C
  • Mean temperature: 16.6 °C
  • Minimum temperature anomaly: -7.3 °C
  • Minimum temperature: 8.1 °C

Event center: 37.0°N 351.0°E

Area affected: 353874 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_2022-Jun-19_to_2022-Jul-06_351.0_37.0

Heat wave occuring from May 29 2022 to June 05 2022 at 30.0°N 346.5°E

Download data: JSON

Event type: Heat wave

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

  • Morocco
  • Portugal
  • Spain

Duration: 8 days

Time span: May 29 2022 to June 05 2022

Statistics over entire affected area:

  • Mean temperature anomaly: 1.2 °C
  • Mean temperature: 20.9 °C
  • Maximum temperature anomaly: 2.7 °C
  • Maximum temperature: 22.9 °C

Event center: 30.0°N 346.5°E

Area affected: 791587 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_2022-May-29_to_2022-Jun-05_346.5_30.0

Cold spell occuring from May 27 2022 to May 31 2022 at 37.5°N 334.5°E

Download data: JSON

Event type: Cold spell

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

  • Portugal

Duration: 5 days

Time span: May 27 2022 to May 31 2022

Statistics over entire affected area:

  • Mean temperature anomaly: -2.6 °C
  • Mean temperature: 15.3 °C
  • Minimum temperature anomaly: -6.0 °C
  • Minimum temperature: 8.6 °C

Event center: 37.5°N 334.5°E

Area affected: 837629 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_2022-May-27_to_2022-May-31_334.5_37.5

Cold spell occuring from May 12 2022 to May 18 2022 at 39.0°N 320.5°E

Download data: JSON

Event type: Cold spell

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

  • Portugal

Duration: 7 days

Time span: May 12 2022 to May 18 2022

Statistics over entire affected area:

  • Mean temperature anomaly: -3.6 °C
  • Mean temperature: 9.5 °C
  • Minimum temperature anomaly: -7.5 °C
  • Minimum temperature: 1.4 °C

Event center: 39.0°N 320.5°E

Area affected: 1867672 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_2022-May-12_to_2022-May-18_320.5_39.0