Solar Potential & Climate Data for Port Moresby
Solar Overview
Located in Papua New Guinea, Port Moresby benefits from 2,478 hours of sunshine annually, with maximum production in November. The tropical latitude of -9.44° ensures near-constant sun angles, delivering exceptional year-round solar performance. The solar conditions in Port Moresby support strong performance from photovoltaic systems, making it a good market for solar adoption.
Geographic Impact
Positioned at -9.4438° latitude and 147.1803° longitude, Port Moresby's geographic coordinates shape its solar resource profile. This position near the equator ensures the sun crosses overhead twice annually, maximizing solar energy potential with consistent daily irradiation.
Rating Methodology
With 2,478 sun hours annually and 27.3°C average temperature, Port Moresby achieves a "Good" solar potential rating. Panels operating in warm conditions benefit from modern temperature coefficients and perform well despite thermal considerations. Solar installations in Port Moresby typically achieve capacity factors of 15-18%, supporting strong financial returns.
Understanding the Data
The accompanying chart illustrates monthly solar irradiation patterns for Port Moresby. Solar energy production is relatively balanced throughout the year, with November receiving the most sun hours. Understanding this seasonal distribution is crucial for optimal system sizing and accurate financial projections.
💡 Advice: Consider panels with good temperature coefficients to minimize efficiency losses during summer heat.
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