Other facts from our historical weather data: Which months have the greatest rainfall in Adalaj? Most rainfall (rainy season) is seen in July and August. Which is the hottest month in Adalaj? May has an average maximum temperature of 42°C (108°F) and is the hottest month of the year. Which is the coolest month in Adalaj? The coolest month is January with an average maximum temperature of 29°C (84°F). Which is the wettest month in Adalaj? July tops the wettest month list with 308mm (12.1 in) of rainfall. Which is the driest month in Adalaj? April is the driest month with 1mm (0 in) of precipitation. Which is the sunniest month in Adalaj? May is the sunniest month with an average of 329 hours of sunshine. No idea where to travel to this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.