Other facts from our historical weather data: Which is the warmest month in Tipperary? July has an average maximum temperature of 19°C (66°F) and is the warmest month of the year. Which is the coldest month in Tipperary? The coldest month is January with an average maximum temperature of 9°C (48°F). Which is the wettest month in Tipperary? December tops the wettest month list with 97mm (3.8 in) of rainfall. Which is the driest month in Tipperary? September is the driest month with 77mm (3 in) of precipitation. Which is the sunniest month in Tipperary? May is the sunniest month with an average of 182 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.