For the best balance of weather and value in 2026, the best months to visit Singapore are between February and April. During this "shoulder season," the city-state experiences its lowest rainfall, the least humidity, and the most sunshine, making it the ideal time for outdoor activities like exploring Gardens by the Bay or walking the Southern Ridges. February is particularly popular due to the vibrant Lunar New Year celebrations. On the other hand, the worst months to visit are generally November and December, which mark the peak of the Northeast Monsoon season. During this time, Singapore experiences frequent and heavy thunderstorms, often in the late afternoon and evening, which can disrupt outdoor plans and make the humidity feel particularly stifling. Additionally, December is one of the most expensive and crowded months as tourists flock to the city for the Christmas light-up on Orchard Road and the New Year's Eve fireworks at Marina Bay. If you are a budget traveler, the months of September and October (excluding the F1 Grand Prix week) are often the "sweet spot" for finding the best hotel deals while avoiding the heaviest monsoonal rains.