Category: Extremes affecting Finland

Heat wave occuring from March 30 2010 to April 10 2010 at 58.0°N 43.5°E

Download data: JSON

Event type: Heat wave

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

  • Belarus
  • Finland
  • Latvia
  • Lithuania
  • Norway
  • Russian Federation

Duration: 12 days

Time span: March 30 2010 to April 10 2010

Statistics over entire affected area:

  • Mean temperature anomaly: 6.0 °C
  • Mean temperature: 5.5 °C
  • Maximum temperature anomaly: 9.7 °C
  • Maximum temperature: 12.6 °C

Event center: 58.0°N 43.5°E

Area affected: 2021613 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_2010-Mar-30_to_2010-Apr-10_43.5_58.0

Cold spell occuring from March 10 2010 to March 22 2010 at 69.5°N 21.0°E

Download data: JSON

Event type: Cold spell

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

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

Duration: 13 days

Time span: March 10 2010 to March 22 2010

Statistics over entire affected area:

  • Mean temperature anomaly: -8.1 °C
  • Mean temperature: -10.9 °C
  • Minimum temperature anomaly: -16.3 °C
  • Minimum temperature: -21.4 °C

Event center: 69.5°N 21.0°E

Area affected: 2649132 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_2010-Mar-10_to_2010-Mar-22_21.0_69.5

Cold spell occuring from March 02 2010 to March 18 2010 at 40.0°N 0.5°E

Download data: JSON

Event type: Cold spell

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

  • Algeria
  • Andorra
  • Austria
  • Belarus
  • Belgium
  • Bosnia and Herzegovina
  • Bulgaria
  • Croatia
  • Czech Republic
  • Denmark
  • Estonia
  • Finland
  • France
  • Germany
  • Hungary
  • Ireland
  • Italy
  • Latvia
  • Lithuania
  • Luxembourg
  • Moldova
  • Montenegro
  • Netherlands
  • Norway
  • Poland
  • Portugal
  • Romania
  • Russian Federation
  • Serbia
  • Slovakia
  • Slovenia
  • Spain
  • Sweden
  • Switzerland
  • Tunisia
  • Ukraine
  • United Kingdom

Duration: 17 days

Time span: March 02 2010 to March 18 2010

Statistics over entire affected area:

  • Mean temperature anomaly: -5.3 °C
  • Mean temperature: 2.3 °C
  • Minimum temperature anomaly: -14.4 °C
  • Minimum temperature: -20.4 °C

Event center: 40.0°N 0.5°E

Area affected: 6379596 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_2010-Mar-02_to_2010-Mar-18_0.5_40.0

Cold spell occuring from February 06 2010 to March 17 2010 at 59.0°N 184.5°E

Download data: JSON

Event type: Cold spell

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

  • Algeria
  • Andorra
  • Austria
  • Azores
  • Belgium
  • China
  • Czech Republic
  • Denmark
  • Estonia
  • Faroe Islands
  • Finland
  • France
  • Germany
  • Ireland
  • Kazakhstan
  • Luxembourg
  • Mongolia
  • Netherlands
  • Norway
  • Portugal
  • Russian Federation
  • Spain
  • Sweden
  • Switzerland
  • United Kingdom
  • United States
  • Vietnam

Duration: 40 days

Time span: February 06 2010 to March 17 2010

Statistics over entire affected area:

  • Mean temperature anomaly: -9.5 °C
  • Mean temperature: -16.0 °C
  • Minimum temperature anomaly: -27.1 °C
  • Minimum temperature: -48.6 °C

Event center: 59.0°N 184.5°E

Area affected: 36314510 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_2010-Feb-06_to_2010-Mar-17_184.5_59.0

Heat wave occuring from January 09 2010 to January 13 2010 at 68.5°N 19.5°E

Download data: JSON

Event type: Heat wave

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

  • Finland
  • Norway
  • Sweden

Duration: 5 days

Time span: January 09 2010 to January 13 2010

Statistics over entire affected area:

  • Mean temperature anomaly: 8.6 °C
  • Mean temperature: 1.7 °C
  • Maximum temperature anomaly: 12.8 °C
  • Maximum temperature: 6.8 °C

Event center: 68.5°N 19.5°E

Area affected: 98032 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_2010-Jan-09_to_2010-Jan-13_19.5_68.5

Cold spell occuring from July 19 2026 to July 23 2026 at 64.5°N 30.5°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 19 2026 to July 23 2026

Statistics over entire affected area:

  • Mean temperature anomaly: -5.3 °C
  • Mean temperature: 11.7 °C
  • Minimum temperature anomaly: -7.5 °C
  • Minimum temperature: 9.5 °C

Event center: 64.5°N 30.5°E

Area affected: 274372 km$^2$



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

Event ID: Cold_spell_2026-Jul-19_to_2026-Jul-23_30.5_64.5

Cold spell occuring from May 26 2026 to June 03 2026 at 42.5°N 45.5°E

Download data: JSON

Event type: Cold spell

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

  • Belarus
  • Finland
  • Georgia
  • Kazakhstan
  • Latvia
  • Russian Federation
  • Turkiye
  • Ukraine

Duration: 9 days

Time span: May 26 2026 to June 03 2026

Statistics over entire affected area:

  • Mean temperature anomaly: -6.6 °C
  • Mean temperature: 10.0 °C
  • Minimum temperature anomaly: -9.6 °C
  • Minimum temperature: -3.0 °C

Event center: 42.5°N 45.5°E

Area affected: 2026534 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-May-26_to_2026-Jun-03_45.5_42.5