Category: Extremes affecting Italy

Cold spell occuring from September 08 2024 to September 19 2024 at 67.0°N 338.5°E

Download data: JSON

Event type: Cold spell

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

  • Albania
  • Andorra
  • Austria
  • Belgium
  • Bosnia and Herzegovina
  • Bulgaria
  • Croatia
  • Czechia
  • Denmark
  • France
  • Germany
  • Greece
  • Hungary
  • Iceland
  • Ireland
  • Italy
  • Luxembourg
  • Montenegro
  • Netherlands
  • North Macedonia
  • Norway
  • Romania
  • Serbia
  • Slovakia
  • Slovenia
  • Spain
  • Switzerland
  • United Kingdom

Duration: 12 days

Time span: September 08 2024 to September 19 2024

Statistics over entire affected area:

  • Mean temperature anomaly: -3.1 °C
  • Mean temperature: 7.7 °C
  • Minimum temperature anomaly: -7.2 °C
  • Minimum temperature: -8.6 °C

Event center: 67.0°N 338.5°E

Area affected: 2969063 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_2024-Sep-08_to_2024-Sep-19_338.5_67.0

Heat wave occuring from May 15 2024 to May 20 2024 at 37.0°N 14.5°E

Download data: JSON

Event type: Heat wave

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

  • Italy

Duration: 6 days

Time span: May 15 2024 to May 20 2024

Statistics over entire affected area:

  • Mean temperature anomaly: 3.3 °C
  • Mean temperature: 21.2 °C
  • Maximum temperature anomaly: 6.7 °C
  • Maximum temperature: 24.5 °C

Event center: 37.0°N 14.5°E

Area affected: 77029 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_2024-May-15_to_2024-May-20_14.5_37.0

Heat wave occuring from April 28 2024 to April 30 2024 at 41.5°N 13.0°E

Download data: JSON

Event type: Heat wave

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

  • Italy

Duration: 3 days

Time span: April 28 2024 to April 30 2024

Statistics over entire affected area:

  • Mean temperature anomaly: 2.5 °C
  • Mean temperature: 18.5 °C
  • Maximum temperature anomaly: 4.6 °C
  • Maximum temperature: 20.0 °C

Event center: 41.5°N 13.0°E

Area affected: 56176 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_2024-Apr-28_to_2024-Apr-30_13.0_41.5

Cold spell occuring from April 04 2024 to April 29 2024 at 62.5°N 19.5°E

Download data: JSON

Event type: Cold spell

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

  • Algeria
  • Andorra
  • Austria
  • Belgium
  • Bosnia and Herzegovina
  • Canada
  • Croatia
  • Czechia
  • Denmark
  • Estonia
  • Finland
  • France
  • Germany
  • Greenland
  • Hungary
  • Italy
  • Latvia
  • Lithuania
  • Luxembourg
  • Netherlands
  • Norway
  • Poland
  • Romania
  • Russian Federation
  • Serbia
  • Slovakia
  • Slovenia
  • Spain
  • Svalbard and Jan Mayen
  • Sweden
  • Switzerland

Duration: 26 days

Time span: April 04 2024 to April 29 2024

Statistics over entire affected area:

  • Mean temperature anomaly: -7.2 °C
  • Mean temperature: -18.6 °C
  • Minimum temperature anomaly: -15.7 °C
  • Minimum temperature: -36.1 °C

Event center: 62.5°N 19.5°E

Area affected: 12514763 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_2024-Apr-04_to_2024-Apr-29_19.5_62.5

Heat wave occuring from March 07 2024 to March 13 2024 at 33.0°N 12.0°E

Download data: JSON

Event type: Heat wave

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

  • Algeria
  • Greece
  • Italy
  • Libya
  • Tunisia

Duration: 7 days

Time span: March 07 2024 to March 13 2024

Statistics over entire affected area:

  • Mean temperature anomaly: 2.8 °C
  • Mean temperature: 16.7 °C
  • Maximum temperature anomaly: 10.6 °C
  • Maximum temperature: 25.8 °C

Event center: 33.0°N 12.0°E

Area affected: 655532 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_2024-Mar-07_to_2024-Mar-13_12.0_33.0

Heat wave occuring from November 19 2023 to November 24 2023 at 40.0°N 15.5°E

Download data: JSON

Event type: Heat wave

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

  • Italy

Duration: 6 days

Time span: November 19 2023 to November 24 2023

Statistics over entire affected area:

  • Mean temperature anomaly: 2.9 °C
  • Mean temperature: 17.7 °C
  • Maximum temperature anomaly: 5.3 °C
  • Maximum temperature: 20.5 °C

Event center: 40.0°N 15.5°E

Area affected: 149279 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_2023-Nov-19_to_2023-Nov-24_15.5_40.0

Cold spell occuring from August 05 2023 to August 16 2023 at 37.5°N 13.0°E

Download data: JSON

Event type: Cold spell

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

  • Italy

Duration: 12 days

Time span: August 05 2023 to August 16 2023

Statistics over entire affected area:

  • Mean temperature anomaly: -2.2 °C
  • Mean temperature: 23.4 °C
  • Minimum temperature anomaly: -4.2 °C
  • Minimum temperature: 20.8 °C

Event center: 37.5°N 13.0°E

Area affected: 81295 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-Aug-05_to_2023-Aug-16_13.0_37.5

Cold spell occuring from August 03 2023 to August 20 2023 at 58.0°N 17.0°E

Download data: JSON

Event type: Cold spell

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

  • Albania
  • Austria
  • Belgium
  • Bosnia and Herzegovina
  • Bulgaria
  • Croatia
  • Czechia
  • Denmark
  • Finland
  • France
  • Germany
  • Greece
  • Hungary
  • Italy
  • Latvia
  • Lithuania
  • Luxembourg
  • Montenegro
  • Netherlands
  • North Macedonia
  • Norway
  • Poland
  • Romania
  • Russian Federation
  • Serbia
  • Slovakia
  • Slovenia
  • Sweden
  • Switzerland
  • Ukraine
  • United Kingdom

Duration: 18 days

Time span: August 03 2023 to August 20 2023

Statistics over entire affected area:

  • Mean temperature anomaly: -4.1 °C
  • Mean temperature: 15.9 °C
  • Minimum temperature anomaly: -9.0 °C
  • Minimum temperature: 1.6 °C

Event center: 58.0°N 17.0°E

Area affected: 2653339 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-Aug-03_to_2023-Aug-20_17.0_58.0

Heat wave occuring from May 03 2023 to May 08 2023 at 46.5°N 10.0°E

Download data: JSON

Event type: Heat wave

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

  • Austria
  • France
  • Italy
  • Switzerland

Duration: 6 days

Time span: May 03 2023 to May 08 2023

Statistics over entire affected area:

  • Mean temperature anomaly: 4.3 °C
  • Mean temperature: 12.1 °C
  • Maximum temperature anomaly: 5.7 °C
  • Maximum temperature: 21.7 °C

Event center: 46.5°N 10.0°E

Area affected: 66771 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_2023-May-03_to_2023-May-08_10.0_46.5

Cold spell occuring from April 03 2023 to April 10 2023 at 47.5°N 21.0°E

Download data: JSON

Event type: Cold spell

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

  • Albania
  • Austria
  • Bosnia and Herzegovina
  • Bulgaria
  • Croatia
  • Czechia
  • France
  • Germany
  • Greece
  • Hungary
  • Italy
  • Moldova, Republic of
  • Montenegro
  • Netherlands
  • North Macedonia
  • Poland
  • Romania
  • Serbia
  • Slovakia
  • Slovenia
  • Ukraine

Duration: 8 days

Time span: April 03 2023 to April 10 2023

Statistics over entire affected area:

  • Mean temperature anomaly: -5.6 °C
  • Mean temperature: 3.9 °C
  • Minimum temperature anomaly: -10.9 °C
  • Minimum temperature: -6.6 °C

Event center: 47.5°N 21.0°E

Area affected: 1828697 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-Apr-03_to_2023-Apr-10_21.0_47.5