
Besar Island
- Annual mean
- 26.9 °C
- Warmest month
- May
- Wettest month
- December
Long-term climate normals based on representative coordinate measurements for Johor, Malaysia.
View detailed monthly climate normals for Rawa Island across a thirty-year climatology period. This data set tracks average temperature, minimum and maximum readings, daily precipitation rates, relative humidity, wind speed, and daily daylight hours. These records offer a consistent long-term perspective on atmospheric patterns at a representative park coordinate, serving as an objective reference for researchers and regional geography enthusiasts.

Comparing twelve monthly temperature averages with corresponding daily precipitation rates
Trace long-term monthly temperature bounds, daily precipitation rates, humidity, wind speed, and calculated daylight across the calendar year.
| Mean temperature | Precipitation | Humidity | Wind speed | Daylight | |
|---|---|---|---|---|---|
| January | 25.8 °C23.7° to 28.4° | 7 mm/day | 87.2% | 4.8 m/s | 11.9 hours |
| February | 25.9 °C23.6° to 28.9° | 3.9 mm/day | 85.9% | 4.5 m/s | 11.9 hours |
| March | 26.7 °C24.1° to 30.1° | 4.9 mm/day | 84.7% | 3.4 m/s | 12 hours |
| April | 27.6 °C25.2° to 31° | 5.6 mm/day | 82.9% | 2.4 m/s | 12.1 hours |
| May | 27.9 °C25.4° to 31.1° | 5.6 mm/day | 83.5% | 2.4 m/s | 12.1 hours |
| June | 27.4 °C25° to 30.6° | 5.1 mm/day | 84.8% | 2.8 m/s | 12.1 hours |
| July | 27 °C24.4° to 30.2° | 5.6 mm/day | 85.5% | 3.1 m/s | 12.1 hours |
| August | 26.9 °C24.4° to 30.2° | 5.9 mm/day | 85.6% | 3.2 m/s | 12.1 hours |
| September | 27 °C24.4° to 30.4° | 5.5 mm/day | 84.6% | 2.8 m/s | 12 hours |
| October | 27.1 °C24.7° to 30.5° | 6.9 mm/day | 83.6% | 2.4 m/s | 11.9 hours |
| November | 26.7 °C24.8° to 29.7° | 9.6 mm/day | 86.1% | 2.9 m/s | 11.9 hours |
| December | 26.2 °C24.2° to 29° | 12.5 mm/day | 87.9% | 4.2 m/s | 11.9 hours |
See two months side by side and how much they differ. Both use the same 1991–2020 climate normals and NASA POWER data point as the table above, so they show typical conditions, not a forecast.
Calculated maximum and minimum points across twelve long term monthly averages for temperature, precipitation, wind, and daylight duration.
Interactive climate map
Open the climate map to compare monthly temperature, precipitation, and other averages.
Explore monthly temperature, precipitation, and atmospheric normals across diverse regional settings.







Deepen your knowledge of the Rawa Island protected area through its unique island geography and marine landscape. Use MoriAtlas to trace the boundaries, coral ecosystems, and coastal terrain that characterize this significant site within the broader Johor island network.