Bihar, India · population 198,453 · 20 weather stations within 200 km · records 1816 to 2025
Purnia has an average annual daytime high of 29.8°C, based on the 1951 to 1980 baseline. Its warmest month is April, when highs typically reach 34.6°C, and its coldest is January, with overnight lows near 10.3°C.
These figures reflect annual averages, not single-day records. Daily observations are outside this dataset's precision.
Since 1900, Purnia's average temperature has risen by +1.5°C. Compared to the earliest station records that begin in 1816, warming totals +2.2°C.
20-year smoothed annual temperature reconstructed from station anomalies. Dashed line: 1951–1980 baseline.
Daytime highs sit within a comfortable 15°C to 26°C range.
Purnia's average annual daytime high is 29.8°C, based on the 1951 to 1980 baseline period. The warmest month is April, with highs averaging 34.6°C, and the coldest is January, with lows averaging 10.3°C.
April is the warmest month in Purnia, with typical daytime highs of 34.6°C.
2022 is the hottest year on record for Purnia, running +1.3°C above the 1951 to 1980 baseline.
Yes. Since 1900, Purnia has warmed by roughly +1.5°C.
January to December typically offers the most comfortable daytime highs, in the 15°C to 26°C range.
Baseline period 1951 to 1980. Monthly averages are the mean of station observations weighted by proximity. Warming trend is the 20-year smoothed anomaly against that baseline.