India’s Solar Irradiation Below Normal in 2025, Global Anomalies Reach 20%

According to Solargis, the most significant irradiation drops during 2025 reached below 14% of the LTA

January 14, 2026

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Global solar irradiation swung to both positive and negative extremes in 2025, with the highest positive anomalies reaching up to 20% over long-term averages (LTA), according to the maps released by Slovakia-based global solar data assessor and forecaster Solargis.

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Parth Shukla

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India’s Solar Irradiation Below Normal in 2025, Global Anomalies Reach 20%

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