Other facts from our historical weather data: Which is the warmest month in Kirkton of Glenisla? July has an average maximum temperature of 18°C (64°F) and is the warmest month of the year. Which is the coldest month in Kirkton of Glenisla? The coldest month is January with an average maximum temperature of 6°C (43°F). Which is the wettest month in Kirkton of Glenisla? October tops the wettest month list with 111mm (4.4 in) of rainfall. Which is the driest month in Kirkton of Glenisla? April is the driest month with 78mm (3.1 in) of precipitation. Which is the sunniest month in Kirkton of Glenisla? May is the sunniest month with an average of 193 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.