Category: Cold spells affecting United States

25 cold spells identified in United States since 2020

Cold spell occuring from August 22 2012 to August 24 2012 at 36.0°N 245.0°E

Download data: JSON

Event type: Cold spell

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

  • United States

Duration: 3 days

Time span: August 22 2012 to August 24 2012

Statistics over entire affected area:

  • Mean temperature anomaly: -4.9 °C
  • Mean temperature: 25.0 °C
  • Minimum temperature anomaly: -8.6 °C
  • Minimum temperature: 18.9 °C

Event center: 36.0°N 245.0°E

Area affected: 63227 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_2012-Aug-22_to_2012-Aug-24_245.0_36.0

Cold spell occuring from August 18 2012 to August 27 2012 at 30.5°N 278.5°E

Download data: JSON

Event type: Cold spell

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

  • United States

Duration: 10 days

Time span: August 18 2012 to August 27 2012

Statistics over entire affected area:

  • Mean temperature anomaly: -2.3 °C
  • Mean temperature: 24.7 °C
  • Minimum temperature anomaly: -4.4 °C
  • Minimum temperature: 20.4 °C

Event center: 30.5°N 278.5°E

Area affected: 623734 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_2012-Aug-18_to_2012-Aug-27_278.5_30.5

Cold spell occuring from August 17 2012 to August 19 2012 at 42.0°N 263.5°E

Download data: JSON

Event type: Cold spell

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

  • United States

Duration: 3 days

Time span: August 17 2012 to August 19 2012

Statistics over entire affected area:

  • Mean temperature anomaly: -5.3 °C
  • Mean temperature: 16.9 °C
  • Minimum temperature anomaly: -7.0 °C
  • Minimum temperature: 14.5 °C

Event center: 42.0°N 263.5°E

Area affected: 195690 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_2012-Aug-17_to_2012-Aug-19_263.5_42.0

Cold spell occuring from July 29 2012 to August 04 2012 at 34.0°N 246.0°E

Download data: JSON

Event type: Cold spell

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

  • Mexico
  • United States

Duration: 7 days

Time span: July 29 2012 to August 04 2012

Statistics over entire affected area:

  • Mean temperature anomaly: -4.7 °C
  • Mean temperature: 28.6 °C
  • Minimum temperature anomaly: -9.3 °C
  • Minimum temperature: 22.6 °C

Event center: 34.0°N 246.0°E

Area affected: 157632 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_2012-Jul-29_to_2012-Aug-04_246.0_34.0

Cold spell occuring from July 17 2012 to July 20 2012 at 65.0°N 214.5°E

Download data: JSON

Event type: Cold spell

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

  • Canada
  • United States

Duration: 4 days

Time span: July 17 2012 to July 20 2012

Statistics over entire affected area:

  • Mean temperature anomaly: -5.1 °C
  • Mean temperature: 9.9 °C
  • Minimum temperature anomaly: -6.8 °C
  • Minimum temperature: 5.2 °C

Event center: 65.0°N 214.5°E

Area affected: 166560 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_2012-Jul-17_to_2012-Jul-20_214.5_65.0

Cold spell occuring from July 15 2012 to July 19 2012 at 29.5°N 280.5°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: July 15 2012 to July 19 2012

Statistics over entire affected area:

  • Mean temperature anomaly: -1.6 °C
  • Mean temperature: 25.9 °C
  • Minimum temperature anomaly: -2.7 °C
  • Minimum temperature: 24.4 °C

Event center: 29.5°N 280.5°E

Area affected: 210677 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_2012-Jul-15_to_2012-Jul-19_280.5_29.5

Cold spell occuring from July 10 2012 to July 12 2012 at 31.5°N 255.0°E

Download data: JSON

Event type: Cold spell

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

  • Mexico
  • United States

Duration: 3 days

Time span: July 10 2012 to July 12 2012

Statistics over entire affected area:

  • Mean temperature anomaly: -4.6 °C
  • Mean temperature: 23.2 °C
  • Minimum temperature anomaly: -6.5 °C
  • Minimum temperature: 20.6 °C

Event center: 31.5°N 255.0°E

Area affected: 50422 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_2012-Jul-10_to_2012-Jul-12_255.0_31.5

Cold spell occuring from July 08 2012 to July 18 2012 at 29.0°N 264.5°E

Download data: JSON

Event type: Cold spell

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

  • United States

Duration: 11 days

Time span: July 08 2012 to July 18 2012

Statistics over entire affected area:

  • Mean temperature anomaly: -3.0 °C
  • Mean temperature: 25.3 °C
  • Minimum temperature anomaly: -5.7 °C
  • Minimum temperature: 22.1 °C

Event center: 29.0°N 264.5°E

Area affected: 457676 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_2012-Jul-08_to_2012-Jul-18_264.5_29.0

Cold spell occuring from July 04 2012 to July 07 2012 at 30.5°N 254.0°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: July 04 2012 to July 07 2012

Statistics over entire affected area:

  • Mean temperature anomaly: -4.8 °C
  • Mean temperature: 22.7 °C
  • Minimum temperature anomaly: -7.1 °C
  • Minimum temperature: 16.4 °C

Event center: 30.5°N 254.0°E

Area affected: 87949 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_2012-Jul-04_to_2012-Jul-07_254.0_30.5

Cold spell occuring from July 01 2012 to July 05 2012 at 50.5°N 232.0°E

Download data: JSON

Event type: Cold spell

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

  • Canada
  • United States

Duration: 5 days

Time span: July 01 2012 to July 05 2012

Statistics over entire affected area:

  • Mean temperature anomaly: -3.0 °C
  • Mean temperature: 11.3 °C
  • Minimum temperature anomaly: -4.7 °C
  • Minimum temperature: 7.8 °C

Event center: 50.5°N 232.0°E

Area affected: 62933 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_2012-Jul-01_to_2012-Jul-05_232.0_50.5