Green Island National Park
- Annual mean
- 25.3 °C
- Warmest month
- February
- Wettest month
- February
Detailed twelve-month profiles of temperature, precipitation, and wind speeds
Review long-term climatological averages for Michaelmas and Upolu Cays National Park based on data from 1991 to 2020. These measurements represent a single sample point to provide consistent atmospheric context for temperature, daily precipitation rates, humidity, wind speed, and daylight hours throughout the year.
Tracing long-term average temperatures and daily precipitation rates across twelve months
Comparing historical averages for temperature, daily precipitation, wind speed, and daylight hours
| Mean temperature | Precipitation | Humidity | Wind speed | Daylight | |
|---|---|---|---|---|---|
| January | 27.9 °C26.4° to 29.6° | 11.2 mm/day | 81.2% | 5.4 m/s | 12.9 hours |
| February | 28.2 °C26.7° to 29.8° | 14.7 mm/day | 81.6% | 5.4 m/s | 12.5 hours |
| March | 27.7 °C26.4° to 29.1° | 11.6 mm/day | 80.2% | 6.6 m/s | 12.1 hours |
| April | 26.7 °C25.3° to 27.9° | 5.9 mm/day | 78.3% | 7.7 m/s | 11.6 hours |
| May | 25.4 °C23.5° to 26.7° | 2.8 mm/day | 77.1% | 7.7 m/s | 11.2 hours |
| June | 24.1 °C22° to 25.4° | 1.8 mm/day | 76.8% | 7.7 m/s | 11 hours |
| July | 23.3 °C21.4° to 24.5° | 1.5 mm/day | 75.3% | 7.6 m/s | 11.1 hours |
| August | 23.3 °C21.4° to 24.5° | 1.2 mm/day | 75% | 7.1 m/s | 11.5 hours |
| September | 24.1 °C22.8° to 25.3° | 1 mm/day | 76.5% | 6.4 m/s | 11.9 hours |
| October | 25.1 °C23.5° to 26.4° | 1.6 mm/day | 78% | 6.2 m/s | 12.4 hours |
| November | 26.3 °C24.8° to 27.8° | 2.8 mm/day | 79.2% | 5.7 m/s | 12.8 hours |
| December | 27.4 °C25.8° to 28.8° | 5.8 mm/day | 80.1% | 5.4 m/s | 13 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.
Comparing long term baseline measurements for temperature, wind, humidity, and daylight duration
Interactive climate map
Open the climate map to compare monthly temperature, precipitation, and other averages.
Standardized monthly temperature, precipitation, and wind profiles across regional landscapes

Delve deeper into the specific protected-area characteristics and mapped geographic features of Michaelmas and Upolu Cays National Park. Understanding its role as a critical seabird habitat and its place within the Great Barrier Reef's regional atlas provides essential context for appreciating this unique Queensland national park.