Category: Cold spells affecting New Zealand

Download data: JSON

Event type: Cold spell

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

• New Zealand

Duration: 4 days

Time span: June 29 2012 to July 02 2012

Statistics over entire affected area:

• Mean temperature anomaly: -3.0 °C
• Mean temperature: 8.1 °C
• Minimum temperature anomaly: -5.8 °C
• Minimum temperature: 0.2 °C

Event center: -39.5°S 174.5°E

Area affected: 51027 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-29_to_2012-Jul-02_174.5_-39.5

Download data: JSON

Event type: Cold spell

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

• New Zealand

Duration: 9 days

Time span: June 09 2012 to June 17 2012

Statistics over entire affected area:

• Mean temperature anomaly: -3.2 °C
• Mean temperature: 7.0 °C
• Minimum temperature anomaly: -11.6 °C
• Minimum temperature: -19.0 °C

Event center: -36.0°S 179.5°E

Area affected: 3627133 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-09_to_2012-Jun-17_179.5_-36.0

Download data: JSON

Event type: Cold spell

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

• New Zealand

Duration: 13 days

Time span: June 24 2012 to July 06 2012

Statistics over entire affected area:

• Mean temperature anomaly: -5.4 °C
• Mean temperature: -3.2 °C
• Minimum temperature anomaly: -9.8 °C
• Minimum temperature: -12.1 °C

Event center: -45.5°S 169.5°E

Area affected: 117634 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-24_to_2012-Jul-06_169.5_-45.5

Download data: JSON

Event type: Cold spell

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

• New Zealand

Duration: 8 days

Time span: May 01 2012 to May 08 2012

Statistics over entire affected area:

• Mean temperature anomaly: -2.2 °C
• Mean temperature: 15.8 °C
• Minimum temperature anomaly: -6.8 °C
• Minimum temperature: 2.0 °C

Event center: -35.0°S 183.0°E

Area affected: 1318703 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-01_to_2012-May-08_183.0_-35.0

Download data: JSON

Event type: Cold spell

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

• New Zealand

Duration: 4 days

Time span: April 29 2012 to May 02 2012

Statistics over entire affected area:

• Mean temperature anomaly: -2.9 °C
• Mean temperature: 8.2 °C
• Minimum temperature anomaly: -7.6 °C
• Minimum temperature: -4.6 °C

Event center: -43.5°S 166.0°E

Area affected: 246552 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-Apr-29_to_2012-May-02_166.0_-43.5

Download data: JSON

Event type: Cold spell

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

• New Zealand

Duration: 6 days

Time span: March 01 2012 to March 06 2012

Statistics over entire affected area:

• Mean temperature anomaly: -2.5 °C
• Mean temperature: 16.6 °C
• Minimum temperature anomaly: -7.6 °C
• Minimum temperature: 2.2 °C

Event center: -38.0°S 177.0°E

Area affected: 797448 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-Mar-01_to_2012-Mar-06_177.0_-38.0

Download data: JSON

Event type: Cold spell

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

• New Zealand

Duration: 3 days

Time span: February 29 2012 to March 02 2012

Statistics over entire affected area:

• Mean temperature anomaly: -2.2 °C
• Mean temperature: 11.4 °C
• Minimum temperature anomaly: -3.9 °C
• Minimum temperature: 6.9 °C

Event center: -42.5°S 164.0°E

Area affected: 296306 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-Feb-29_to_2012-Mar-02_164.0_-42.5

Download data: JSON

Event type: Cold spell

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

• New Zealand

Duration: 25 days

Time span: January 24 2012 to February 17 2012

Statistics over entire affected area:

• Mean temperature anomaly: -2.0 °C
• Mean temperature: 19.4 °C
• Minimum temperature anomaly: -3.2 °C
• Minimum temperature: 9.9 °C

Event center: -33.0°S 188.0°E

Area affected: 6590860 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-Jan-24_to_2012-Feb-17_188.0_-33.0