Category: Cold spells affecting Finland

Cold spell occuring from December 30 2023 to January 12 2024 at 63.5°N 21.5°E

Download data: JSON

Event type: Cold spell

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

  • Belarus
  • Denmark
  • Estonia
  • Finland
  • Latvia
  • Lithuania
  • Norway
  • Russian Federation
  • Sweden
  • United Kingdom

Duration: 14 days

Time span: December 30 2023 to January 12 2024

Statistics over entire affected area:

  • Mean temperature anomaly: -14.1 °C
  • Mean temperature: -20.2 °C
  • Minimum temperature anomaly: -28.1 °C
  • Minimum temperature: -38.5 °C

Event center: 63.5°N 21.5°E

Area affected: 3871919 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-Dec-30_to_2024-Jan-12_21.5_63.5

Cold spell occuring from December 10 2023 to December 15 2023 at 67.5°N 19.0°E

Download data: JSON

Event type: Cold spell

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

  • Finland
  • Norway
  • Sweden

Duration: 6 days

Time span: December 10 2023 to December 15 2023

Statistics over entire affected area:

  • Mean temperature anomaly: -8.0 °C
  • Mean temperature: -10.5 °C
  • Minimum temperature anomaly: -16.0 °C
  • Minimum temperature: -24.9 °C

Event center: 67.5°N 19.0°E

Area affected: 104132 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-Dec-10_to_2023-Dec-15_19.0_67.5

Cold spell occuring from November 11 2023 to January 24 2024 at 64.0°N 11.5°E

Download data: JSON

Event type: Cold spell

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

  • Austria
  • Belgium
  • China
  • Czechia
  • Denmark
  • Estonia
  • Finland
  • France
  • Germany
  • Hong Kong
  • Ireland
  • Japan
  • Kazakhstan
  • Korea, Democratic People’s Republic of
  • Korea, Republic of
  • Kyrgyzstan
  • Latvia
  • Lithuania
  • Luxembourg
  • Mongolia
  • Netherlands
  • Norway
  • Poland
  • Russian Federation
  • Slovakia
  • Sweden
  • Switzerland
  • Turkmenistan
  • United Kingdom
  • Uzbekistan
  • Viet Nam

Duration: 75 days

Time span: November 11 2023 to January 24 2024

Statistics over entire affected area:

  • Mean temperature anomaly: -10.5 °C
  • Mean temperature: -22.4 °C
  • Minimum temperature anomaly: -30.3 °C
  • Minimum temperature: -58.1 °C

Event center: 64.0°N 11.5°E

Area affected: 29695508 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-Nov-11_to_2024-Jan-24_11.5_64.0

Cold spell occuring from October 19 2023 to November 03 2023 at 62.5°N 21.0°E

Download data: JSON

Event type: Cold spell

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

  • Estonia
  • Finland
  • Latvia
  • Norway
  • Russian Federation
  • Sweden

Duration: 16 days

Time span: October 19 2023 to November 03 2023

Statistics over entire affected area:

  • Mean temperature anomaly: -6.1 °C
  • Mean temperature: -3.7 °C
  • Minimum temperature anomaly: -16.5 °C
  • Minimum temperature: -19.7 °C

Event center: 62.5°N 21.0°E

Area affected: 546215 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-Oct-19_to_2023-Nov-03_21.0_62.5

Cold spell occuring from October 18 2023 to October 24 2023 at 66.5°N 19.5°E

Download data: JSON

Event type: Cold spell

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

  • Finland
  • Norway
  • Sweden

Duration: 7 days

Time span: October 18 2023 to October 24 2023

Statistics over entire affected area:

  • Mean temperature anomaly: -7.1 °C
  • Mean temperature: -7.7 °C
  • Minimum temperature anomaly: -12.5 °C
  • Minimum temperature: -15.0 °C

Event center: 66.5°N 19.5°E

Area affected: 180263 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-Oct-18_to_2023-Oct-24_19.5_66.5

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

Cold spell occuring from July 21 2023 to July 25 2023 at 64.5°N 32.5°E

Download data: JSON

Event type: Cold spell

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

  • Finland
  • Russian Federation

Duration: 5 days

Time span: July 21 2023 to July 25 2023

Statistics over entire affected area:

  • Mean temperature anomaly: -4.6 °C
  • Mean temperature: 12.0 °C
  • Minimum temperature anomaly: -6.1 °C
  • Minimum temperature: 10.5 °C

Event center: 64.5°N 32.5°E

Area affected: 104534 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-Jul-21_to_2023-Jul-25_32.5_64.5

Cold spell occuring from July 20 2023 to July 25 2023 at 68.5°N 24.5°E

Download data: JSON

Event type: Cold spell

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

  • Finland
  • Norway
  • Sweden

Duration: 6 days

Time span: July 20 2023 to July 25 2023

Statistics over entire affected area:

  • Mean temperature anomaly: -4.7 °C
  • Mean temperature: 10.2 °C
  • Minimum temperature anomaly: -6.0 °C
  • Minimum temperature: 7.8 °C

Event center: 68.5°N 24.5°E

Area affected: 125726 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-Jul-20_to_2023-Jul-25_24.5_68.5

Cold spell occuring from June 01 2023 to June 04 2023 at 56.5°N 31.0°E

Download data: JSON

Event type: Cold spell

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

  • Finland
  • Latvia
  • Russian Federation

Duration: 4 days

Time span: June 01 2023 to June 04 2023

Statistics over entire affected area:

  • Mean temperature anomaly: -6.1 °C
  • Mean temperature: 7.8 °C
  • Minimum temperature anomaly: -9.4 °C
  • Minimum temperature: 4.8 °C

Event center: 56.5°N 31.0°E

Area affected: 283426 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-Jun-01_to_2023-Jun-04_31.0_56.5

Cold spell occuring from May 02 2023 to May 11 2023 at 53.0°N 30.0°E

Download data: JSON

Event type: Cold spell

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

  • Belarus
  • Estonia
  • Finland
  • Latvia
  • Lithuania
  • Russian Federation
  • Sweden
  • Ukraine

Duration: 10 days

Time span: May 02 2023 to May 11 2023

Statistics over entire affected area:

  • Mean temperature anomaly: -6.5 °C
  • Mean temperature: 4.6 °C
  • Minimum temperature anomaly: -9.9 °C
  • Minimum temperature: -1.3 °C

Event center: 53.0°N 30.0°E

Area affected: 1609774 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-May-02_to_2023-May-11_30.0_53.0