Category: Cold spells affecting Canada

Cold spell occuring from February 24 2026 to April 17 2026 at 59.5°N 205.0°E

Download data: JSON

Event type: Cold spell

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

  • Canada
  • Greenland
  • United States

Duration: 53 days

Time span: February 24 2026 to April 17 2026

Statistics over entire affected area:

  • Mean temperature anomaly: -8.6 °C
  • Mean temperature: -18.6 °C
  • Minimum temperature anomaly: -24.8 °C
  • Minimum temperature: -50.8 °C

Event center: 59.5°N 205.0°E

Area affected: 21077827 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-24_to_2026-Apr-17_205.0_59.5

Cold spell occuring from March 13 2026 to March 15 2026 at 51.5°N 240.5°E

Download data: JSON

Event type: Cold spell

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

  • Canada

Duration: 3 days

Time span: March 13 2026 to March 15 2026

Statistics over entire affected area:

  • Mean temperature anomaly: -7.1 °C
  • Mean temperature: -10.3 °C
  • Minimum temperature anomaly: -9.2 °C
  • Minimum temperature: -17.7 °C

Event center: 51.5°N 240.5°E

Area affected: 79511 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-13_to_2026-Mar-15_240.5_51.5

Cold spell occuring from March 13 2026 to March 20 2026 at 66.5°N 246.5°E

Download data: JSON

Event type: Cold spell

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

  • Canada

Duration: 8 days

Time span: March 13 2026 to March 20 2026

Statistics over entire affected area:

  • Mean temperature anomaly: -8.7 °C
  • Mean temperature: -33.2 °C
  • Minimum temperature anomaly: -11.3 °C
  • Minimum temperature: -40.0 °C

Event center: 66.5°N 246.5°E

Area affected: 211862 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-13_to_2026-Mar-20_246.5_66.5

Cold spell occuring from March 01 2026 to March 05 2026 at 72.0°N 255.0°E

Download data: JSON

Event type: Cold spell

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

  • Canada

Duration: 5 days

Time span: March 01 2026 to March 05 2026

Statistics over entire affected area:

  • Mean temperature anomaly: -10.4 °C
  • Mean temperature: -41.7 °C
  • Minimum temperature anomaly: -20.6 °C
  • Minimum temperature: -52.5 °C

Event center: 72.0°N 255.0°E

Area affected: 200307 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-01_to_2026-Mar-05_255.0_72.0

Cold spell occuring from February 26 2026 to March 01 2026 at 59.5°N 265.5°E

Download data: JSON

Event type: Cold spell

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

  • Canada

Duration: 4 days

Time span: February 26 2026 to March 01 2026

Statistics over entire affected area:

  • Mean temperature anomaly: -9.0 °C
  • Mean temperature: -30.3 °C
  • Minimum temperature anomaly: -12.7 °C
  • Minimum temperature: -35.1 °C

Event center: 59.5°N 265.5°E

Area affected: 61337 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-01_265.5_59.5

Cold spell occuring from February 17 2026 to February 24 2026 at 82.5°N 178.0°E

Download data: JSON

Event type: Cold spell

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

  • Canada

Duration: 8 days

Time span: February 17 2026 to February 24 2026

Statistics over entire affected area:

  • Mean temperature anomaly: -7.0 °C
  • Mean temperature: -32.9 °C
  • Minimum temperature anomaly: -9.0 °C
  • Minimum temperature: -35.1 °C

Event center: 82.5°N 178.0°E

Area affected: 697603 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-17_to_2026-Feb-24_178.0_82.5

Cold spell occuring from February 01 2026 to February 28 2026 at 76.0°N 274.5°E

Download data: JSON

Event type: Cold spell

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

  • Canada
  • Greenland
  • Russian Federation
  • United States

Duration: 28 days

Time span: February 01 2026 to February 28 2026

Statistics over entire affected area:

  • Mean temperature anomaly: -9.4 °C
  • Mean temperature: -33.7 °C
  • Minimum temperature anomaly: -26.6 °C
  • Minimum temperature: -59.3 °C

Event center: 76.0°N 274.5°E

Area affected: 7556909 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-01_to_2026-Feb-28_274.5_76.0

Cold spell occuring from January 21 2026 to February 22 2026 at 12.0°N 265.5°E

Download data: JSON

Event type: Cold spell

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

  • Bahamas
  • Belize
  • Canada
  • Colombia
  • Costa Rica
  • Cuba
  • El Salvador
  • Guatemala
  • Haiti
  • Honduras
  • Mexico
  • Nicaragua
  • Panama
  • Turks and Caicos Islands
  • United States

Duration: 33 days

Time span: January 21 2026 to February 22 2026

Statistics over entire affected area:

  • Mean temperature anomaly: -7.7 °C
  • Mean temperature: 2.4 °C
  • Minimum temperature anomaly: -25.2 °C
  • Minimum temperature: -41.8 °C

Event center: 12.0°N 265.5°E

Area affected: 15448330 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-Jan-21_to_2026-Feb-22_265.5_12.0

Cold spell occuring from January 20 2026 to January 23 2026 at 58.0°N 279.5°E

Download data: JSON

Event type: Cold spell

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

  • Canada

Duration: 4 days

Time span: January 20 2026 to January 23 2026

Statistics over entire affected area:

  • Mean temperature anomaly: -7.4 °C
  • Mean temperature: -30.6 °C
  • Minimum temperature anomaly: -11.2 °C
  • Minimum temperature: -37.6 °C

Event center: 58.0°N 279.5°E

Area affected: 120272 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-Jan-20_to_2026-Jan-23_279.5_58.0

Cold spell occuring from January 19 2026 to January 24 2026 at 80.0°N 189.0°E

Download data: JSON

Event type: Cold spell

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

  • Canada

Duration: 6 days

Time span: January 19 2026 to January 24 2026

Statistics over entire affected area:

  • Mean temperature anomaly: -6.8 °C
  • Mean temperature: -33.0 °C
  • Minimum temperature anomaly: -9.7 °C
  • Minimum temperature: -36.4 °C

Event center: 80.0°N 189.0°E

Area affected: 506444 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-Jan-19_to_2026-Jan-24_189.0_80.0