Category: Cold spells affecting Rwanda

Cold spell occuring from June 23 2012 to July 04 2012 at -2.5°S 34.5°E

Download data: JSON

Event type: Cold spell

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

  • Burundi
  • Kenya
  • Rwanda
  • Tanzania

Duration: 12 days

Time span: June 23 2012 to July 04 2012

Statistics over entire affected area:

  • Mean temperature anomaly: -1.8 °C
  • Mean temperature: 19.1 °C
  • Minimum temperature anomaly: -4.0 °C
  • Minimum temperature: 12.9 °C

Event center: -2.5°S 34.5°E

Area affected: 129717 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-Jun-23_to_2012-Jul-04_34.5_-2.5

Cold spell occuring from May 04 2012 to May 13 2012 at -4.0°S 29.0°E

Download data: JSON

Event type: Cold spell

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

  • Burundi
  • Congo DRC
  • Rwanda
  • Tanzania

Duration: 10 days

Time span: May 04 2012 to May 13 2012

Statistics over entire affected area:

  • Mean temperature anomaly: -1.6 °C
  • Mean temperature: 20.6 °C
  • Minimum temperature anomaly: -2.7 °C
  • Minimum temperature: 14.2 °C

Event center: -4.0°S 29.0°E

Area affected: 181680 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-May-04_to_2012-May-13_29.0_-4.0

Cold spell occuring from September 28 2011 to October 15 2011 at -12.0°S 32.0°E

Download data: JSON

Event type: Cold spell

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

  • Angola
  • Botswana
  • Burundi
  • Congo DRC
  • Lesotho
  • Malawi
  • Mozambique
  • Namibia
  • Rwanda
  • South Africa
  • Tanzania
  • Zambia
  • Zimbabwe

Duration: 18 days

Time span: September 28 2011 to October 15 2011

Statistics over entire affected area:

  • Mean temperature anomaly: -3.9 °C
  • Mean temperature: 20.1 °C
  • Minimum temperature anomaly: -9.0 °C
  • Minimum temperature: 4.0 °C

Event center: -12.0°S 32.0°E

Area affected: 3747016 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-Sep-28_to_2011-Oct-15_32.0_-12.0

Cold spell occuring from September 15 2011 to September 19 2011 at -2.0°S 33.5°E

Download data: JSON

Event type: Cold spell

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

  • Burundi
  • Congo DRC
  • Kenya
  • Rwanda
  • Tanzania
  • Uganda

Duration: 5 days

Time span: September 15 2011 to September 19 2011

Statistics over entire affected area:

  • Mean temperature anomaly: -1.9 °C
  • Mean temperature: 21.1 °C
  • Minimum temperature anomaly: -4.0 °C
  • Minimum temperature: 14.3 °C

Event center: -2.0°S 33.5°E

Area affected: 203724 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-Sep-15_to_2011-Sep-19_33.5_-2.0

Cold spell occuring from August 11 2011 to August 20 2011 at -1.5°S 35.0°E

Download data: JSON

Event type: Cold spell

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

  • Burundi
  • Congo DRC
  • Kenya
  • Rwanda
  • Tanzania
  • Uganda

Duration: 10 days

Time span: August 11 2011 to August 20 2011

Statistics over entire affected area:

  • Mean temperature anomaly: -1.8 °C
  • Mean temperature: 20.2 °C
  • Minimum temperature anomaly: -3.9 °C
  • Minimum temperature: 12.9 °C

Event center: -1.5°S 35.0°E

Area affected: 216254 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-Aug-11_to_2011-Aug-20_35.0_-1.5