In a large bowl, combine the zucchini, squash, carrots, green onions, and red pepper.
In a small saucepan, heat the sesame oil. Add the Thai red curry paste and sugar, stirring for about 20 seconds.
Add the soy sauce, peanut butter, lime juice, and coconut milk to the saucepan. Stir to combine and heat through.
Pour the Thai peanut sauce over the vegetable noodles in the bowl. Toss to coat the noodles evenly.
Serve and enjoy your delicious Vegetable Noodles with Thai Peanut Sauce!