This document discusses key weather and climatic elements in the Philippines including temperature, humidity, precipitation, pressure, and winds. It provides details on relative humidity, rainfall patterns influenced by northeast monsoons, and typhoon classifications. The document also outlines pressure and wind patterns like the intertropical convergence zone and monsoon winds. It notes the climate is tropical and maritime and influences economic development.

2. WEATHER AND CLIMATIC ELEMENTS
 Temperature
 Humidity
 Precipitation
 Pressure
 Winds

3. PAGASA FORECAST

4. Refers to the moisture content of the
atmosphere
RELATIVE HUMIDITY
Is the ratio of the actual moisture content of
the atmosphere to that which it can hold to be
saturated at the same temperature

5. RAINFALL
Important climatic element than
temperature.
Northeast-monsoon rains
2,366mm.- average annual rainfall

6.  Destructive typhoon
 Ordinary typhoon
 Marianas and the Caroline Islands of the Pacific Ocean
 PAG-ASA
 Public Storm Signal no.1 ( 50-60 km/hr)
 Public Signal no.2 61-100km/hr)
 Public Storm Signal no. 3(101-185km/hr)
 Public Storm Signal no. 4(185-more km/hr)

7. PRESSURE AND WINDS
- are relatively insignificant as elements of weather and
climate.
Inter tropical convergence zone
3 important air movements:
A. Trade winds
B. Southwest monsoon
C. Northeast monsoon

8. CLIMATE AND ECONOMIC
DEVELOPMENT
Climate of the Philippines- tropical
and maritime
Justice Malcolm(“The Common
wealth of the Philippines”)