Solar Energy Analysis for Hong Kong, Hong Kong
Solar Overview
At 22.32° latitude, Hong Kong receives 1,879 annual sun hours, peaking in July. Located in the tropics at 22.32° latitude, Hong Kong offers remarkably stable solar conditions across all seasons. Solar installations in Hong Kong are moderately productive, making them viable especially for offsetting high electricity costs.
Geographic Impact
The specific coordinates of 22.3193°N, 114.1694°E establish Hong Kong's unique solar energy potential. The equatorial latitude creates optimal conditions for solar power, with high sun angles and balanced day lengths year-round eliminating seasonal production concerns.
Rating Methodology
The "Average" solar potential rating for Hong Kong is based on multiple factors including annual sun hours (1,879), average temperature (23.7°C), and seasonal variability. Temperature conditions fall within the ideal range for maximizing photovoltaic efficiency and long-term system reliability. The moderate solar resource supports payback periods of 10-15 years for residential systems, particularly when incentives are available.
Understanding the Data
The monthly sun hour distribution for Hong Kong is illustrated in the chart below. Monthly distribution is fairly uniform, with July as the highest-production month. This pattern influences both the technical design and economic viability of solar energy systems in Hong Kong.
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