Monstera Gone Yellow. Your Monstera appears to be very healthy. In most cases your yellow leaves arent going to bounce back and become green again thats the bad news.
If you have had the plant for 3 months or more then I would suggest that you continue to water as you have because the plant is healthy. The most common cause of yellow leaves is overwatering. Probably the most common reason your Monstera leaves are turning yellow is from the soil being too dry.
Your Monstera appears to be very healthy.
Are signs that your monstera is unhappy. Providing proper and consistent soil moisture is important in caring for a Philodendron. However if many leaves are yellow or the plant appears unhealthy it could signal a problem. Watering Yellowing leaves are typically a sign that you have improperly watered your plant.