Category: Cold spells affecting Iran, Islamic Republic of

Cold spell occuring from October 27 2021 to October 29 2021 at 37.0°N 56.5°E

Download data: JSON

Event type: Cold spell

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

  • Iran, Islamic Republic of
  • Turkmenistan

Duration: 3 days

Time span: October 27 2021 to October 29 2021

Statistics over entire affected area:

  • Mean temperature anomaly: -6.2 °C
  • Mean temperature: 9.6 °C
  • Minimum temperature anomaly: -7.8 °C
  • Minimum temperature: 2.9 °C

Event center: 37.0°N 56.5°E

Area affected: 61595 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_2021-Oct-27_to_2021-Oct-29_56.5_37.0

Cold spell occuring from October 25 2021 to October 28 2021 at 40.0°N 46.5°E

Download data: JSON

Event type: Cold spell

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

  • Armenia
  • Azerbaijan
  • Georgia
  • Iran, Islamic Republic of
  • Russian Federation
  • Türkiye

Duration: 4 days

Time span: October 25 2021 to October 28 2021

Statistics over entire affected area:

  • Mean temperature anomaly: -5.9 °C
  • Mean temperature: 4.0 °C
  • Minimum temperature anomaly: -11.8 °C
  • Minimum temperature: -7.3 °C

Event center: 40.0°N 46.5°E

Area affected: 141278 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_2021-Oct-25_to_2021-Oct-28_46.5_40.0

Cold spell occuring from October 19 2021 to November 30 2021 at 32.5°N 81.0°E

Download data: JSON

Event type: Cold spell

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

  • Afghanistan
  • China
  • Hong Kong
  • India
  • Iran, Islamic Republic of
  • Kazakhstan
  • Kyrgyzstan
  • Lao People’s Democratic Republic
  • Mongolia
  • Nepal
  • Pakistan
  • Russian Federation
  • Taiwan, Province of China
  • Tajikistan
  • Turkmenistan
  • Uzbekistan
  • Viet Nam

Duration: 43 days

Time span: October 19 2021 to November 30 2021

Statistics over entire affected area:

  • Mean temperature anomaly: -7.8 °C
  • Mean temperature: -4.0 °C
  • Minimum temperature anomaly: -24.5 °C
  • Minimum temperature: -32.4 °C

Event center: 32.5°N 81.0°E

Area affected: 12856484 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_2021-Oct-19_to_2021-Nov-30_81.0_32.5

Cold spell occuring from September 22 2021 to October 18 2021 at 42.0°N 44.5°E

Download data: JSON

Event type: Cold spell

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

  • Afghanistan
  • Armenia
  • Azerbaijan
  • China
  • Georgia
  • Iran, Islamic Republic of
  • Kazakhstan
  • Kyrgyzstan
  • Mongolia
  • Pakistan
  • Russian Federation
  • Tajikistan
  • Turkmenistan
  • Türkiye
  • Uzbekistan

Duration: 27 days

Time span: September 22 2021 to October 18 2021

Statistics over entire affected area:

  • Mean temperature anomaly: -6.7 °C
  • Mean temperature: 5.7 °C
  • Minimum temperature anomaly: -16.2 °C
  • Minimum temperature: -20.9 °C

Event center: 42.0°N 44.5°E

Area affected: 6126183 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_2021-Sep-22_to_2021-Oct-18_44.5_42.0

Cold spell occuring from July 13 2021 to July 25 2021 at 28.0°N 56.0°E

Download data: JSON

Event type: Cold spell

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

  • Iran, Islamic Republic of
  • Pakistan

Duration: 13 days

Time span: July 13 2021 to July 25 2021

Statistics over entire affected area:

  • Mean temperature anomaly: -3.4 °C
  • Mean temperature: 29.8 °C
  • Minimum temperature anomaly: -5.9 °C
  • Minimum temperature: 23.8 °C

Event center: 28.0°N 56.0°E

Area affected: 210619 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_2021-Jul-13_to_2021-Jul-25_56.0_28.0

Cold spell occuring from April 30 2021 to May 07 2021 at 27.0°N 60.5°E

Download data: JSON

Event type: Cold spell

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

  • Iran, Islamic Republic of
  • Pakistan

Duration: 8 days

Time span: April 30 2021 to May 07 2021

Statistics over entire affected area:

  • Mean temperature anomaly: -4.8 °C
  • Mean temperature: 22.3 °C
  • Minimum temperature anomaly: -8.6 °C
  • Minimum temperature: 8.9 °C

Event center: 27.0°N 60.5°E

Area affected: 298570 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_2021-Apr-30_to_2021-May-07_60.5_27.0

Cold spell occuring from March 02 2021 to March 18 2021 at 70.0°N 47.0°E

Download data: JSON

Event type: Cold spell

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

  • Afghanistan
  • Armenia
  • Azerbaijan
  • Belarus
  • China
  • Estonia
  • Finland
  • Georgia
  • Iran, Islamic Republic of
  • Kazakhstan
  • Kyrgyzstan
  • Latvia
  • Norway
  • Russian Federation
  • Sweden
  • Tajikistan
  • Turkmenistan
  • Ukraine
  • Uzbekistan

Duration: 17 days

Time span: March 02 2021 to March 18 2021

Statistics over entire affected area:

  • Mean temperature anomaly: -11.9 °C
  • Mean temperature: -18.2 °C
  • Minimum temperature anomaly: -23.6 °C
  • Minimum temperature: -42.7 °C

Event center: 70.0°N 47.0°E

Area affected: 8983376 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_2021-Mar-02_to_2021-Mar-18_47.0_70.0

Cold spell occuring from February 25 2021 to February 28 2021 at 31.5°N 56.5°E

Download data: JSON

Event type: Cold spell

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

  • Iran, Islamic Republic of

Duration: 4 days

Time span: February 25 2021 to February 28 2021

Statistics over entire affected area:

  • Mean temperature anomaly: -7.2 °C
  • Mean temperature: 4.4 °C
  • Minimum temperature anomaly: -10.5 °C
  • Minimum temperature: -4.0 °C

Event center: 31.5°N 56.5°E

Area affected: 219270 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_2021-Feb-25_to_2021-Feb-28_56.5_31.5

Cold spell occuring from February 24 2021 to February 26 2021 at 37.0°N 54.5°E

Download data: JSON

Event type: Cold spell

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

  • Iran, Islamic Republic of
  • Kazakhstan
  • Turkmenistan
  • Uzbekistan

Duration: 3 days

Time span: February 24 2021 to February 26 2021

Statistics over entire affected area:

  • Mean temperature anomaly: -9.8 °C
  • Mean temperature: -4.2 °C
  • Minimum temperature anomaly: -17.1 °C
  • Minimum temperature: -18.0 °C

Event center: 37.0°N 54.5°E

Area affected: 694918 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_2021-Feb-24_to_2021-Feb-26_54.5_37.0

Cold spell occuring from February 06 2021 to March 11 2021 at 66.0°N 35.5°E

Download data: JSON

Event type: Cold spell

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

  • Armenia
  • Azerbaijan
  • Belarus
  • China
  • Estonia
  • Finland
  • Iran, Islamic Republic of
  • Kazakhstan
  • Latvia
  • Lithuania
  • Norway
  • Poland
  • Russian Federation
  • Turkmenistan
  • Ukraine
  • United States
  • Uzbekistan

Duration: 34 days

Time span: February 06 2021 to March 11 2021

Statistics over entire affected area:

  • Mean temperature anomaly: -12.8 °C
  • Mean temperature: -27.8 °C
  • Minimum temperature anomaly: -25.5 °C
  • Minimum temperature: -47.4 °C

Event center: 66.0°N 35.5°E

Area affected: 15167350 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_2021-Feb-06_to_2021-Mar-11_35.5_66.0