G O O D D A Y

PAGASA-DOST

Rosalina G. de Guzman

Climatology and Agrometerology Division

Climate Information in Climate Information in SorsogonSorsogon

Climate: humid equatorial climate

or tropical maritime

The Philippines The Philippines and its climate and its climate

Type 1 Climate: Two pronounced seasons: dry from November to April, wet during the rest of the year.

Type 2 Climate: No dry season with a pronounced maximum rainfall from November to January.

Type 3 Climate: Seasons not very pronounced, relatively dry from November to April and wet during the rest of the year.

Type 4 Climate: Rainfall more or less evenly distributed throughout the year.

Gen San

DipologMean annual rr=2379.3

Infanta =3967.3

Hinatuan =4168.3

PHILIPPINE VULNERABILITIES TO GLOBAL WARMING/ CLIMATE CHANGE

HIGHLY SUSCEPTIBLE TO TYPHOONS – LOCATED WITHIN PACIFIC TYPHOON BELT AREA

VISITED BY AVERAGE20 TYPHOONSEVERY YEAR

With the projected increase in temperature this could mean much stronger and more intense tropical cyclones.

1128 Actual tracks

Frequency of Tropical Cyclones in the Philippines

Period: 1948-2005

Northern Luzon is most frequently hit by tropical cyclones followed by Catanduanes and Northern Samar and least in the Mindanao area.

Projected Change (%) in Rainfall in Sorsogon

-15

-10

-5

0

5

10

15

20

25

30

35

DJF MAM JJA SON

Season

% C

han

ge

2020.0

2050

Projected Change in Temperature in Sorsogon

0

1

2

3

DJF MAM JJA SON

Season

oC 2020

2050

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READY Project ProvincesREADY Project Provinces

20111. Ilocos Norte 2. Benguet

20071. Southern Leyte 2. Leyte

20081. Bohol2. Aurora3. Cavite 4. Pampanga5. Zamboanga Del Sur6. Eastern Samar7. Northern Samar

2006 1. Surigao del Sur2. Surigao del Norte

20091. Zambales2. Laguna3. Antique 4. Ilocos Sur5. Catanduanes6. Abra7. Quirino

20101. Agusan del Sur2. Nueva Vizcaya3. Cagayan 4. Isabela5. Zamboanga Sibugay6. Rizal7. Iloilo