It can snow in the Fall or Spring when temperatures drop, but is unlikely to snow in Summer when they're high. You can check the weather on the computer, the new weather channel on TV, or simply read it in the daily newspaper.
A new feature of The Sims 3 is attraction, which is available with the latest patch regardless of whether you have Seasons installed.
With new foods, décor, and weather effects, your Sims can enjoy the bounty and beauty of the ever-changing seasons and play with life like never before!
EA has finally separated the options for game files, so you can have one town set up this way, and another differently so that you do not have to constantly tinker settings between your various save files.
A great feature for people who share their game with another household member. When using the testingcheatsenabled true cheat, you can shift-click the ground to get a new Seasons cheats menu.
It's a small mechanic, but it can give your single Sims a romantic target in case you have no other plans.
Simply put, when any unrelated Sim is near your active Sims, you might see a push notification of the visitor being attracted to your Sim.