- Month-wise Actual Rainfall in Gopalganj District of Bihar (2012)
- Month-wise Actual Rainfall in Gopalganj District of Bihar (2011)
- Month-wise Actual Rainfall in Gopalganj District of Bihar (2010)
- Month-wise Actual and Normal Rainfall in Gopalganj District of Bihar (June to September, 2009)
- Month-wise Actual Rainfall in Gopalganj District of Bihar (2009)
- Month-wise Normal and Actual Rainfall in Gopalganj District of Bihar (June to September 2008)