Visiting local bars in Flagg Ranch is better when the weather is good. These rainfall averages and temperatures can help you choose the best time for bar-hopping. The hottest months are usually July and August, with an average temperature of 14°C, while the coldest months are January and December, with an average of -8°C. The snowiest months in Flagg Ranch are February, January, March and December, with each month seeing an average of 56 cm of snowfall.