Category: Cold spells affecting United States

Cold spell occuring from January 22 2025 to February 10 2025 at 67.0°N 159.5°E

Download data: JSON

Event type: Cold spell

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

  • Russian Federation
  • United States

Duration: 20 days

Time span: January 22 2025 to February 10 2025

Statistics over entire affected area:

  • Mean temperature anomaly: -10.7 °C
  • Mean temperature: -35.8 °C
  • Minimum temperature anomaly: -20.6 °C
  • Minimum temperature: -52.5 °C

Event center: 67.0°N 159.5°E

Area affected: 2300225 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_2025-Jan-22_to_2025-Feb-10_159.5_67.0

Cold spell occuring from January 19 2025 to January 24 2025 at 35.5°N 249.0°E

Download data: JSON

Event type: Cold spell

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

  • United States

Duration: 6 days

Time span: January 19 2025 to January 24 2025

Statistics over entire affected area:

  • Mean temperature anomaly: -6.2 °C
  • Mean temperature: -4.6 °C
  • Minimum temperature anomaly: -9.8 °C
  • Minimum temperature: -8.9 °C

Event center: 35.5°N 249.0°E

Area affected: 60009 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_2025-Jan-19_to_2025-Jan-24_249.0_35.5

Cold spell occuring from January 18 2025 to January 30 2025 at 44.0°N 244.5°E

Download data: JSON

Event type: Cold spell

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

  • Canada
  • Mexico
  • United States

Duration: 13 days

Time span: January 18 2025 to January 30 2025

Statistics over entire affected area:

  • Mean temperature anomaly: -9.7 °C
  • Mean temperature: -6.3 °C
  • Minimum temperature anomaly: -22.4 °C
  • Minimum temperature: -35.6 °C

Event center: 44.0°N 244.5°E

Area affected: 7134980 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_2025-Jan-18_to_2025-Jan-30_244.5_44.0

Cold spell occuring from January 17 2025 to January 20 2025 at 32.0°N 241.5°E

Download data: JSON

Event type: Cold spell

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

  • Mexico
  • United States

Duration: 4 days

Time span: January 17 2025 to January 20 2025

Statistics over entire affected area:

  • Mean temperature anomaly: -1.9 °C
  • Mean temperature: 12.1 °C
  • Minimum temperature anomaly: -4.6 °C
  • Minimum temperature: 8.1 °C

Event center: 32.0°N 241.5°E

Area affected: 180181 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_2025-Jan-17_to_2025-Jan-20_241.5_32.0

Cold spell occuring from January 08 2025 to January 11 2025 at 32.0°N 300.0°E

Download data: JSON

Event type: Cold spell

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

  • United States

Duration: 4 days

Time span: January 08 2025 to January 11 2025

Statistics over entire affected area:

  • Mean temperature anomaly: -4.2 °C
  • Mean temperature: 14.5 °C
  • Minimum temperature anomaly: -9.9 °C
  • Minimum temperature: -1.6 °C

Event center: 32.0°N 300.0°E

Area affected: 1679267 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_2025-Jan-08_to_2025-Jan-11_300.0_32.0

Cold spell occuring from January 07 2025 to January 10 2025 at 31.0°N 266.5°E

Download data: JSON

Event type: Cold spell

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

  • United States

Duration: 4 days

Time span: January 07 2025 to January 10 2025

Statistics over entire affected area:

  • Mean temperature anomaly: -6.7 °C
  • Mean temperature: 8.4 °C
  • Minimum temperature anomaly: -9.0 °C
  • Minimum temperature: 1.0 °C

Event center: 31.0°N 266.5°E

Area affected: 226701 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_2025-Jan-07_to_2025-Jan-10_266.5_31.0

Cold spell occuring from January 06 2025 to January 15 2025 at 28.0°N 252.5°E

Download data: JSON

Event type: Cold spell

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

  • Mexico
  • United States

Duration: 10 days

Time span: January 06 2025 to January 15 2025

Statistics over entire affected area:

  • Mean temperature anomaly: -6.4 °C
  • Mean temperature: 3.7 °C
  • Minimum temperature anomaly: -11.6 °C
  • Minimum temperature: -8.2 °C

Event center: 28.0°N 252.5°E

Area affected: 1009482 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_2025-Jan-06_to_2025-Jan-15_252.5_28.0

Cold spell occuring from January 06 2025 to January 10 2025 at 33.0°N 265.5°E

Download data: JSON

Event type: Cold spell

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

  • United States

Duration: 5 days

Time span: January 06 2025 to January 10 2025

Statistics over entire affected area:

  • Mean temperature anomaly: -8.1 °C
  • Mean temperature: -2.1 °C
  • Minimum temperature anomaly: -9.9 °C
  • Minimum temperature: -5.3 °C

Event center: 33.0°N 265.5°E

Area affected: 141186 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_2025-Jan-06_to_2025-Jan-10_265.5_33.0

Cold spell occuring from January 05 2025 to January 08 2025 at 37.5°N 260.5°E

Download data: JSON

Event type: Cold spell

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

  • United States

Duration: 4 days

Time span: January 05 2025 to January 08 2025

Statistics over entire affected area:

  • Mean temperature anomaly: -12.1 °C
  • Mean temperature: -13.2 °C
  • Minimum temperature anomaly: -14.5 °C
  • Minimum temperature: -16.0 °C

Event center: 37.5°N 260.5°E

Area affected: 101577 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_2025-Jan-05_to_2025-Jan-08_260.5_37.5

Cold spell occuring from December 26 2024 to January 03 2025 at 73.5°N 205.5°E

Download data: JSON

Event type: Cold spell

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

  • United States

Duration: 9 days

Time span: December 26 2024 to January 03 2025

Statistics over entire affected area:

  • Mean temperature anomaly: -7.1 °C
  • Mean temperature: -29.1 °C
  • Minimum temperature anomaly: -12.0 °C
  • Minimum temperature: -33.1 °C

Event center: 73.5°N 205.5°E

Area affected: 224539 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-Dec-26_to_2025-Jan-03_205.5_73.5