
Waitākere Ranges
- Annual mean
- 16.1 °C
- Warmest month
- February
- Wettest month
- July
Inspect the calendar at a representative 18.63 m island point
Pollen Island's representative 18.63-metre point records its coolest mean temperature in August at 12.70°C and warmest in February at 20.29°C. January is driest at 2.15 mm of average daily precipitation and July wettest at 4.20 mm. The 1991–2020 normals span 9.52–14.49 daylight hours, 76.17–80.91% humidity, and 5.76–7.46 m/s wind. They describe one sampled location rather than every island microclimate.

Analyzing twelve months of average temperature ranges and daily precipitation rates for Pollen Island
Compare long term temperature bounds, precipitation rates, humidity, wind speed, and daylight hours across the year
| Mean temperature | Precipitation | Humidity | Wind speed | Daylight | |
|---|---|---|---|---|---|
| January | 19.5 °C15.6° to 23.7° | 2.2 mm/day | 77% | 6 m/s | 14.2 hours |
| February | 20.3 °C16.5° to 24.2° | 2.3 mm/day | 76.5% | 5.8 m/s | 13.4 hours |
| March | 19.3 °C15.5° to 23.2° | 2.5 mm/day | 76.2% | 6.1 m/s | 12.2 hours |
| April | 17.6 °C13.5° to 21.5° | 3.1 mm/day | 77.5% | 6.2 m/s | 11 hours |
| May | 15.7 °C11.5° to 19.4° | 3.7 mm/day | 79.1% | 7 m/s | 10 hours |
| June | 13.9 °C9.8° to 17.4° | 4 mm/day | 79.8% | 7.5 m/s | 9.5 hours |
| July | 12.8 °C9° to 16° | 4.2 mm/day | 80.6% | 7.4 m/s | 9.8 hours |
| August | 12.7 °C9° to 15.9° | 4 mm/day | 80.5% | 7.2 m/s | 10.6 hours |
| September | 13.4 °C9.7° to 16.8° | 3.4 mm/day | 80.9% | 7.2 m/s | 11.8 hours |
| October | 14.4 °C10.6° to 18.2° | 2.8 mm/day | 80% | 7.3 m/s | 13 hours |
| November | 15.8 °C12.3° to 19.9° | 2.4 mm/day | 78.5% | 7 m/s | 14 hours |
| December | 17.9 °C14.1° to 21.9° | 2.6 mm/day | 78.6% | 6.4 m/s | 14.5 hours |
Comparing long term monthly norms for temperature, precipitation, 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.
Analyze monthly temperature, precipitation, and wind patterns across diverse regional landscapes.








Deepen your understanding of Motumānawa / Pollen Island by investigating its scientific reserve boundaries and coastal terrain. MoriAtlas provides the structured data needed to analyze how this island functions as a critical avian breeding ground within the wider Auckland marine environment.