Other facts from our historical weather data: When is winter in Stjoerdal? The coldest season / winter is in the following months: January, February and December. Which is the warmest month in Stjoerdal? 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 Stjoerdal? The coldest month is February with an average maximum temperature of 1°C (34°F). Which is the wettest month in Stjoerdal? June tops the wettest month list with 128mm (5 in) of rainfall. Which is the driest month in Stjoerdal? April is the driest month with 85mm (3.3 in) of precipitation. Which is the sunniest month in Stjoerdal? May is the sunniest month with an average of 239 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.