Category: Cold spells affecting Iran, Islamic Republic of

Cold spell occuring from January 21 2021 to January 27 2021 at 36.5°N 53.0°E

Download data: JSON

Event type: Cold spell

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

  • Iran, Islamic Republic of

Duration: 7 days

Time span: January 21 2021 to January 27 2021

Statistics over entire affected area:

  • Mean temperature anomaly: -5.3 °C
  • Mean temperature: 1.5 °C
  • Minimum temperature anomaly: -9.5 °C
  • Minimum temperature: -12.1 °C

Event center: 36.5°N 53.0°E

Area affected: 333993 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-Jan-21_to_2021-Jan-27_53.0_36.5

Cold spell occuring from January 18 2021 to January 26 2021 at 39.5°N 44.5°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
  • Iraq
  • Türkiye

Duration: 9 days

Time span: January 18 2021 to January 26 2021

Statistics over entire affected area:

  • Mean temperature anomaly: -7.6 °C
  • Mean temperature: -12.1 °C
  • Minimum temperature anomaly: -14.8 °C
  • Minimum temperature: -19.4 °C

Event center: 39.5°N 44.5°E

Area affected: 289179 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-Jan-18_to_2021-Jan-26_44.5_39.5

Cold spell occuring from December 19 2020 to February 09 2021 at 49.5°N 147.5°E

Download data: JSON

Event type: Cold spell

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

  • Afghanistan
  • Albania
  • Belarus
  • Bosnia and Herzegovina
  • Bulgaria
  • Cambodia
  • China
  • Croatia
  • Czechia
  • Estonia
  • Finland
  • Greece
  • Hong Kong
  • Hungary
  • India
  • Iran, Islamic Republic of
  • Italy
  • Japan
  • Kazakhstan
  • Korea, Democratic People’s Republic of
  • Korea, Republic of
  • Kyrgyzstan
  • Lao People’s Democratic Republic
  • Latvia
  • Lithuania
  • Moldova, Republic of
  • Mongolia
  • Montenegro
  • Myanmar
  • North Macedonia
  • Oman
  • Pakistan
  • Poland
  • Romania
  • Russian Federation
  • Serbia
  • Slovakia
  • Slovenia
  • Sweden
  • Taiwan, Province of China
  • Tajikistan
  • Thailand
  • Turkmenistan
  • Türkiye
  • Ukraine
  • Uzbekistan
  • Viet Nam

Duration: 53 days

Time span: December 19 2020 to February 09 2021

Statistics over entire affected area:

  • Mean temperature anomaly: -11.0 °C
  • Mean temperature: -25.7 °C
  • Minimum temperature anomaly: -28.3 °C
  • Minimum temperature: -60.6 °C

Event center: 49.5°N 147.5°E

Area affected: 40138019 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_2020-Dec-19_to_2021-Feb-09_147.5_49.5

Cold spell occuring from November 29 2020 to December 25 2020 at 46.5°N 52.0°E

Download data: JSON

Event type: Cold spell

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

  • Afghanistan
  • Bangladesh
  • China
  • India
  • Iran, Islamic Republic of
  • Kazakhstan
  • Kyrgyzstan
  • Nepal
  • Pakistan
  • Russian Federation
  • Tajikistan
  • Turkmenistan
  • Uzbekistan

Duration: 27 days

Time span: November 29 2020 to December 25 2020

Statistics over entire affected area:

  • Mean temperature anomaly: -7.8 °C
  • Mean temperature: -6.3 °C
  • Minimum temperature anomaly: -18.2 °C
  • Minimum temperature: -38.3 °C

Event center: 46.5°N 52.0°E

Area affected: 6555608 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_2020-Nov-29_to_2020-Dec-25_52.0_46.5

Cold spell occuring from November 14 2020 to November 20 2020 at 31.0°N 62.5°E

Download data: JSON

Event type: Cold spell

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

  • Afghanistan
  • Iran, Islamic Republic of
  • Pakistan

Duration: 7 days

Time span: November 14 2020 to November 20 2020

Statistics over entire affected area:

  • Mean temperature anomaly: -5.3 °C
  • Mean temperature: 8.8 °C
  • Minimum temperature anomaly: -8.1 °C
  • Minimum temperature: 3.6 °C

Event center: 31.0°N 62.5°E

Area affected: 199646 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_2020-Nov-14_to_2020-Nov-20_62.5_31.0

Cold spell occuring from November 13 2020 to December 19 2020 at 46.5°N 99.5°E

Download data: JSON

Event type: Cold spell

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

  • Afghanistan
  • Bangladesh
  • Bhutan
  • China
  • India
  • Iran, Islamic Republic of
  • Kazakhstan
  • Kyrgyzstan
  • Mongolia
  • Nepal
  • Pakistan
  • Russian Federation
  • Tajikistan
  • Turkmenistan
  • Uzbekistan

Duration: 37 days

Time span: November 13 2020 to December 19 2020

Statistics over entire affected area:

  • Mean temperature anomaly: -7.4 °C
  • Mean temperature: -4.7 °C
  • Minimum temperature anomaly: -20.1 °C
  • Minimum temperature: -34.2 °C

Event center: 46.5°N 99.5°E

Area affected: 7679589 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_2020-Nov-13_to_2020-Dec-19_99.5_46.5

Cold spell occuring from October 06 2020 to November 06 2020 at 30.0°N 54.5°E

Download data: JSON

Event type: Cold spell

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

  • Afghanistan
  • Armenia
  • Azerbaijan
  • Iran, Islamic Republic of
  • Oman
  • Pakistan
  • Saudi Arabia
  • Turkmenistan

Duration: 32 days

Time span: October 06 2020 to November 06 2020

Statistics over entire affected area:

  • Mean temperature anomaly: -4.2 °C
  • Mean temperature: 17.3 °C
  • Minimum temperature anomaly: -9.4 °C
  • Minimum temperature: -2.8 °C

Event center: 30.0°N 54.5°E

Area affected: 2316657 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_2020-Oct-06_to_2020-Nov-06_54.5_30.0

Cold spell occuring from September 27 2020 to October 01 2020 at 36.5°N 58.0°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: 5 days

Time span: September 27 2020 to October 01 2020

Statistics over entire affected area:

  • Mean temperature anomaly: -5.8 °C
  • Mean temperature: 14.0 °C
  • Minimum temperature anomaly: -7.4 °C
  • Minimum temperature: 6.2 °C

Event center: 36.5°N 58.0°E

Area affected: 298915 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_2020-Sep-27_to_2020-Oct-01_58.0_36.5

Cold spell occuring from September 14 2020 to September 18 2020 at 29.0°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

Duration: 5 days

Time span: September 14 2020 to September 18 2020

Statistics over entire affected area:

  • Mean temperature anomaly: -2.9 °C
  • Mean temperature: 21.7 °C
  • Minimum temperature anomaly: -3.8 °C
  • Minimum temperature: 15.9 °C

Event center: 29.0°N 54.5°E

Area affected: 56665 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_2020-Sep-14_to_2020-Sep-18_54.5_29.0

Cold spell occuring from August 30 2020 to September 02 2020 at 36.0°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

Duration: 4 days

Time span: August 30 2020 to September 02 2020

Statistics over entire affected area:

  • Mean temperature anomaly: -3.9 °C
  • Mean temperature: 23.2 °C
  • Minimum temperature anomaly: -5.9 °C
  • Minimum temperature: 13.8 °C

Event center: 36.0°N 54.5°E

Area affected: 148701 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_2020-Aug-30_to_2020-Sep-02_54.5_36.0