Other facts from our historical weather data: When is summer in Craig?The hottest season / summer takes place in June, July, August and September. When is winter in Craig? The coldest season / winter is in the following months: January, February and December. Which is the warmest month in Craig? July has an average maximum temperature of 31°C (88°F) and is the warmest month of the year. Which is the coldest month in Craig? The coldest month is January with an average maximum temperature of -2°C (28°F). Which is the wettest month in Craig? May tops the wettest month list with 48mm (1.9 in) of rainfall. Which is the driest month in Craig? June is the driest month with 19mm (0.7 in) of precipitation. 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.