Other facts from our historical weather data: Which is the warmest month in Fivemiletown? 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 Fivemiletown? The coldest month is February with an average maximum temperature of 8°C (46°F). Which is the wettest month in Fivemiletown? August tops the wettest month list with 98mm (3.9 in) of rainfall. Which is the driest month in Fivemiletown? March is the driest month with 78mm (3.1 in) of precipitation. Which is the sunniest month in Fivemiletown? May is the sunniest month with an average of 203 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.