South (Red) - 10% Bad, 10% Good, 10% Extreme, 70% Normal Summer.North (Blue) - 10% Bad, 10% Good, 10% Extreme, 70% Normal Winter.Chances for these various seasons are 10% Good, 10% Bad, 80% Normal except for the following exceptions: Northern and Southern provinces have extreme winter and summer versions also, respectively. Every province has the random chance of getting a bad, normal or good version of each season. This was done to help solve the extremely slow transport movement problem from CA patch 11. However, land movement in general was increased.
All seasons have a harsh movement penalty.