Objective Agricultural Meteorology is a comprehensive, exam-oriented resource designed to provide a clear understanding of the principles and applications of weather and climate in agriculture. Covering a wide spectrum of topics—from the fundamentals of the atmosphere, solar radiation, temperature, humidity, and wind, to advanced areas such as crop-weather relationships, evapotranspiration, climate change, remote sensing, GIS, and climate-resilient agriculture—the book offers a well-structured and concise approach tailored for competitive examinations. Special emphasis has been given to Indian agricultural conditions, including monsoon dynamics, agroclimatic zones, agricultural seasons, and weather-based advisory services, making it highly relevant for national-level exams. Developed in an objective format, the book facilitates quick learning, efficient revision, and self-assessment through concept-focused coverage aligned with the latest examination patterns. It serves as an ideal companion for aspirants of ICAR-JRF, SRF, NET, ARS, UPSC, and various state agricultural and allied service examinations.