September solar irradiance swings sharply across Asia amid typhoons and climate shifts

Extreme variations in solar output across Asia in September—from Japan's 30% deficit to China's surplus—signal how weather patterns and El Niño intensification will shape regional renewable forecasts through year-end.

First covered Oct 16, 2026 · 2:13 AM PT · 1 article · no longer in the live window

September solar irradiance swings sharply across Asia amid typhoons and climate shifts — Image via pv-magazine.com

Coverage

26d PV Magazine Big highs and lows across Asia in September — In a new weekly update for pv magazine , Solcast, a DNV company, reports that September 2026 saw extreme solar irradiance variations across Asia, with Japan…

More coverage from around the web

nippon.com Japan Timeline for September 2026

weather-jwa.jp Weather Risks in Japan from Summer to Autumn 2026: Impacts on Electricity Demand, Solar, and Wind Power Generation

weather-jwa.jp Japan’s 2026 Typhoon Outlook: Trends in Typhoon Formation and Approaches to Japan in September and October [Updated July 30]

selfguidejapan.com Japan in September 2026: Typhoons, Silver Week, Weather & Fewer Crowds

selfguidejapan.com Japan Typhoon Tracker 2026: Latest Track, Live Tools & the Season Outlook

Appeared in: 2026-10-17 (#14)

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