About Katihar, Bihar's Climate & Weather History

Katihar, in Bihar, India, is home to roughly 241,000 people in the India Standard Time zone at 25.5°N latitude.

In 2025, Katihar recorded an average annual temperature of 76°F. The hottest temperatures reached 100°F in May; the coolest were 48°F in January. Total precipitation for the year was 57 inches, with the wettest month being July.