Rasa Island Wildlife Sanctuary
- Annual mean
- 27.9 °C
- Warmest month
- May
- Wettest month
- July
Twelve month analysis of temperature, precipitation, wind, and daylight duration metrics
Climate data for Ursula Island Game Refuge and Bird Sanctuary provides a fourteen year representative view of atmospheric conditions between 1991 and 2020. Records highlight monthly fluctuations in mean temperature, average daily precipitation rates, and relative humidity at a single reference elevation of 41.89 meters. These metrics offer a consistent baseline for understanding annual environmental rhythms without forecasting current weather patterns or specific site conditions.
A narrow January-to-April thermal rise paired with a wetter October average
Twelve month comparison of temperature bounds, precipitation rates, humidity, and calculated daylight
| Mean temperature | Precipitation | Humidity | Wind speed | Daylight | |
|---|---|---|---|---|---|
| January | 26.9 °C24.9° to 29.1° | 3.4 mm/day | 80.8% | 5.8 m/s | 11.6 hours |
| February | 26.9 °C24.8° to 29.5° | 2.3 mm/day | 79.2% | 5.4 m/s | 11.7 hours |
| March | 27.7 °C25.3° to 30.5° | 1.8 mm/day | 77% | 4.7 m/s | 12 hours |
| April | 28.7 °C26.4° to 31.6° | 2.1 mm/day | 74.4% | 3.8 m/s | 12.2 hours |
| May | 28.7 °C26.8° to 31.6° | 4 mm/day | 77.5% | 3.4 m/s | 12.4 hours |
| June | 28.1 °C26.5° to 30.4° | 6 mm/day | 80.6% | 3.7 m/s | 12.5 hours |
| July | 27.7 °C26.1° to 29.6° | 6.5 mm/day | 81.9% | 4.3 m/s | 12.4 hours |
| August | 27.7 °C26.1° to 29.6° | 6.3 mm/day | 82.1% | 4.5 m/s | 12.3 hours |
| September | 27.6 °C26° to 29.6° | 6.5 mm/day | 82.1% | 4.2 m/s | 12 hours |
| October | 27.5 °C25.8° to 29.7° | 7.7 mm/day | 82.3% | 3.9 m/s | 11.8 hours |
| November | 27.7 °C26° to 29.5° | 7.2 mm/day | 82.1% | 4.2 m/s | 11.6 hours |
| December | 27.4 °C25.7° to 29.4° | 6.6 mm/day | 82.4% | 5.1 m/s | 11.5 hours |
Comparative monthly averages for temperature, precipitation, humidity, wind, and daylight duration
Interactive climate map
Visit the MoriAtlas climate map to compare long-term monthly temperature and precipitation metrics across national parks. This visual interface helps you understand seasonal variations at specific protected area coordinates to deepen your knowledge of global park geography and environmental characteristics.
Explore monthly temperature, precipitation, and atmospheric normals across diverse protected landscapes.


Trace the boundaries and ecological characteristics of the Ursula Island Game Refuge and Bird Sanctuary. This MoriAtlas entry provides a structured look at the terrain and environmental context of this unique Palawan wildlife reserve, ensuring clear understanding of its role in protecting endemic bird populations.