Category: Cold spells affecting Iran, Islamic Republic of

5 cold spells identified in Iran since 2020

Cold spell occuring from July 09 2011 to July 12 2011 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):

  • Iran

Duration: 4 days

Time span: July 09 2011 to July 12 2011

Statistics over entire affected area:

  • Mean temperature anomaly: -2.7 °C
  • Mean temperature: 26.8 °C
  • Minimum temperature anomaly: -4.2 °C
  • Minimum temperature: 21.2 °C

Event center: 30.0°N 54.5°E

Area affected: 77807 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_2011-Jul-09_to_2011-Jul-12_54.5_30.0

Cold spell occuring from June 25 2011 to July 07 2011 at 45.0°N 31.0°E

Download data: JSON

Event type: Cold spell

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

  • Austria
  • Belarus
  • Belgium
  • Bulgaria
  • Croatia
  • Czech Republic
  • Egypt
  • Eritrea
  • Georgia
  • Germany
  • Greece
  • Hungary
  • Iran
  • Iraq
  • Israel
  • Italy
  • Jordan
  • Kuwait
  • Lebanon
  • Luxembourg
  • Moldova
  • Netherlands
  • North Macedonia
  • Palestinian Territory
  • Poland
  • Romania
  • Russian Federation
  • Saudi Arabia
  • Serbia
  • Slovakia
  • Slovenia
  • Sudan
  • Switzerland
  • Syria
  • Turkiye
  • Ukraine

Duration: 13 days

Time span: June 25 2011 to July 07 2011

Statistics over entire affected area:

  • Mean temperature anomaly: -3.8 °C
  • Mean temperature: 20.8 °C
  • Minimum temperature anomaly: -9.0 °C
  • Minimum temperature: 1.9 °C

Event center: 45.0°N 31.0°E

Area affected: 4557586 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_2011-Jun-25_to_2011-Jul-07_31.0_45.0

Cold spell occuring from June 11 2011 to June 16 2011 at 37.0°N 43.0°E

Download data: JSON

Event type: Cold spell

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

  • Iran
  • Iraq
  • Jordan
  • Kuwait
  • Saudi Arabia
  • Syria
  • Turkiye

Duration: 6 days

Time span: June 11 2011 to June 16 2011

Statistics over entire affected area:

  • Mean temperature anomaly: -3.6 °C
  • Mean temperature: 27.3 °C
  • Minimum temperature anomaly: -6.0 °C
  • Minimum temperature: 7.6 °C

Event center: 37.0°N 43.0°E

Area affected: 996800 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_2011-Jun-11_to_2011-Jun-16_43.0_37.0

Cold spell occuring from May 25 2011 to May 30 2011 at 24.0°N 60.0°E

Download data: JSON

Event type: Cold spell

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

  • Iran
  • Oman
  • Pakistan

Duration: 6 days

Time span: May 25 2011 to May 30 2011

Statistics over entire affected area:

  • Mean temperature anomaly: -2.7 °C
  • Mean temperature: 29.6 °C
  • Minimum temperature anomaly: -4.6 °C
  • Minimum temperature: 27.0 °C

Event center: 24.0°N 60.0°E

Area affected: 136966 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_2011-May-25_to_2011-May-30_60.0_24.0

Cold spell occuring from April 30 2011 to May 04 2011 at 34.0°N 45.0°E

Download data: JSON

Event type: Cold spell

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

  • Iran
  • Iraq
  • Saudi Arabia

Duration: 5 days

Time span: April 30 2011 to May 04 2011

Statistics over entire affected area:

  • Mean temperature anomaly: -5.2 °C
  • Mean temperature: 19.9 °C
  • Minimum temperature anomaly: -6.7 °C
  • Minimum temperature: 14.4 °C

Event center: 34.0°N 45.0°E

Area affected: 90080 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_2011-Apr-30_to_2011-May-04_45.0_34.0

Cold spell occuring from April 27 2011 to May 01 2011 at 26.0°N 64.5°E

Download data: JSON

Event type: Cold spell

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

  • Iran
  • Pakistan

Duration: 5 days

Time span: April 27 2011 to May 01 2011

Statistics over entire affected area:

  • Mean temperature anomaly: -3.7 °C
  • Mean temperature: 27.0 °C
  • Minimum temperature anomaly: -5.8 °C
  • Minimum temperature: 23.1 °C

Event center: 26.0°N 64.5°E

Area affected: 88829 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_2011-Apr-27_to_2011-May-01_64.5_26.0

Cold spell occuring from April 09 2011 to April 15 2011 at 40.0°N 40.0°E

Download data: JSON

Event type: Cold spell

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

  • Georgia
  • Iran
  • Iraq
  • Russian Federation
  • Syria
  • Turkiye
  • Ukraine

Duration: 7 days

Time span: April 09 2011 to April 15 2011

Statistics over entire affected area:

  • Mean temperature anomaly: -5.9 °C
  • Mean temperature: 3.5 °C
  • Minimum temperature anomaly: -11.2 °C
  • Minimum temperature: -8.5 °C

Event center: 40.0°N 40.0°E

Area affected: 632812 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_2011-Apr-09_to_2011-Apr-15_40.0_40.0

Cold spell occuring from March 11 2011 to March 23 2011 at 14.5°N 45.0°E

Download data: JSON

Event type: Cold spell

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

  • Iran
  • Iraq
  • Kuwait
  • Oman
  • Saudi Arabia
  • Yemen

Duration: 13 days

Time span: March 11 2011 to March 23 2011

Statistics over entire affected area:

  • Mean temperature anomaly: -5.3 °C
  • Mean temperature: 17.3 °C
  • Minimum temperature anomaly: -12.0 °C
  • Minimum temperature: 7.1 °C

Event center: 14.5°N 45.0°E

Area affected: 2157765 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_2011-Mar-11_to_2011-Mar-23_45.0_14.5

Cold spell occuring from February 07 2011 to March 10 2011 at 57.5°N 23.5°E

Download data: JSON

Event type: Cold spell

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

  • Afghanistan
  • Austria
  • Azerbaijan
  • Belarus
  • Bosnia and Herzegovina
  • Bulgaria
  • China
  • Croatia
  • Czech Republic
  • Denmark
  • Estonia
  • Finland
  • Georgia
  • Germany
  • Greece
  • Hungary
  • Iran
  • Italy
  • Kazakhstan
  • Kyrgyzstan
  • Latvia
  • Lithuania
  • Moldova
  • Mongolia
  • Netherlands
  • Norway
  • Pakistan
  • Poland
  • Romania
  • Russian Federation
  • Serbia
  • Slovakia
  • Slovenia
  • Sweden
  • Tajikistan
  • Turkiye
  • Turkmenistan
  • Ukraine
  • Uzbekistan

Duration: 32 days

Time span: February 07 2011 to March 10 2011

Statistics over entire affected area:

  • Mean temperature anomaly: -11.1 °C
  • Mean temperature: -15.8 °C
  • Minimum temperature anomaly: -23.5 °C
  • Minimum temperature: -37.6 °C

Event center: 57.5°N 23.5°E

Area affected: 17617665 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_2011-Feb-07_to_2011-Mar-10_23.5_57.5

Cold spell occuring from January 17 2011 to January 25 2011 at 37.0°N 48.0°E

Download data: JSON

Event type: Cold spell

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

  • Iran

Duration: 9 days

Time span: January 17 2011 to January 25 2011

Statistics over entire affected area:

  • Mean temperature anomaly: -9.4 °C
  • Mean temperature: -12.2 °C
  • Minimum temperature anomaly: -18.4 °C
  • Minimum temperature: -21.2 °C

Event center: 37.0°N 48.0°E

Area affected: 112026 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_2011-Jan-17_to_2011-Jan-25_48.0_37.0