Study of climatic changes at Davangere region by using climatological data

Davangere is one of the agriculturally well developed revenue subdivision as well as district in Karnataka (India). Global climatic change has prompted us to analyze the climatic condition of Davangere, it is agriculturally very sensitive area, from the available meteorological data. The command area in Davangere district of Karnataka comes under Bhadra Reservoir and it is located at latitude 14°28′70”N and longitude 75°56′00”E at an elevation of 599 m above msl. The meteorological data has observed by the Indian Meteorological Department (IMD) at Davangere station for the period from 1975 to 2007 was used in the analysis. The results of 5 yearly moving averages showed increase in relative humidity @ 0.112% per year; maximum temperature @ 0.009°C per year and sunshine hours @ 0.003 hrs per year and decrease in rainfall @ 0.018 mm per year; rainy days @ 0.292 days per year; minimum temperature @ 0.027°C per year and wind speed @ 0.032 km per year. These observations confirm the mild trend in climate change at in and around Davangere region is most probably due to localized human interventions.