Bihārīganj Weather in October

The climate in Bihārīganj during October can be summarized as hot, humid and a little damp.

October is in the fall / autumn in Bihārīganj and is typically the 6th coldest month of the year. Daytime maximum temperatures average around a steamy 32°C (89°F), whilst at night 21°C (70°F) is normal.

On average October is the 5th wettest month of the year in Bihārīganj with around 90mm 3.6 inches of rain making it a a little damp time to visit. This rainfall is typically spread over 3 days, although this may vary considerably.

On the flip side this corresponds to an average of 6.8 hours of sunshine per day.

The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Bihārīganj in October 2025.