Other facts from our historical weather data: Which is the warmest month in Tingvatn? July has an average maximum temperature of 20°C (68°F) and is the warmest month of the year. Which is the coldest month in Tingvatn? The coldest month is February with an average maximum temperature of 3°C (37°F). Which is the wettest month in Tingvatn? January tops the wettest month list with 189mm (7.4 in) of rainfall. Which is the driest month in Tingvatn? April is the driest month with 97mm (3.8 in) of precipitation. Which is the sunniest month in Tingvatn? June is the sunniest month with an average of 275 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.