Purnia, Bihar, India climate
Average temperatures, precipitation and all-time records for Purnia, Bihar, India, with every day graded against ~45 years of local climate history (1981–2026). Its warmest month is April, averaging a high of 39°C, and its coldest is January, with an average low of 10°C.
Purnia is the fourth largest city of Bihar and is emerging as the largest economic hub in North Bihar. It serves as the administrative headquarters of both Purnia district and Purnia division in the Indian state of Bihar. via Wikipedia
How today compares
Latest recorded day: 2026-07-21. Each reading placed on Purnia, Bihar, India's own ±7-day seasonal distribution.
Purnia average temperatures by month
Typical daily high and low, and average precipitation, for each month in Purnia, Bihar, India, based on 1981–2026 records. The wettest month is July (10 mm on an average day).
| Month | Avg high | Avg low | Avg precip |
|---|---|---|---|
| January | 24°C | 10°C | 0 mm |
| February | 29°C | 13°C | 0 mm |
| March | 35°C | 18°C | 0 mm |
| April | 39°C | 23°C | 3 mm |
| May | 39°C | 26°C | 3 mm |
| June | 37°C | 28°C | 5 mm |
| July | 33°C | 26°C | 10 mm |
| August | 32°C | 26°C | 8 mm |
| September | 31°C | 25°C | 8 mm |
| October | 31°C | 21°C | 3 mm |
| November | 28°C | 16°C | 0 mm |
| December | 25°C | 11°C | 0 mm |
Each bar spans the 10th-percentile daily low to the 90th-percentile daily high (the range most days fall within), coloured cold → hot on a shared -23°C to 46°C scale, so the whole year's rhythm reads at a glance.
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Record extremes
- Hottest day on record: 46°C on 1998-06-09
- Coldest day on record: 1°C on 2013-01-08
Percentiles compare each day to Purnia, Bihar, India's own history, so grades are relative to this location: a “Near Record” day here isn't the same temperature as elsewhere. How the grades work →