Sunny Day is a young adult townie on The Sims 3 for Nintendo 3DS. She has the Flirty, Friendly, and Slob traits. She has blonde hair in a crown braid and blue eyes. She is employed in the business career track. She can be made playable by marrying her or asking her to move in. Her name is a reference to the weather when it's a sunny day.
Not much is known about her early life since she does not appear in any other Sims games.