2026 Singapore GP weather: heat and showers threaten Sprint weekend

The 2026 Singapore Grand Prix is set to close the triple-header with a demanding combination of high heat, humidity and a risk of showers at Marina Bay. Temperatures are forecast to reach 32–33°C throughout the weekend, while track temperatures could climb as high as 56°C during daytime running.

For more on the venue, see our Singapore Grand Prix circuit guide.

Friday: heat for practice, cooler conditions later

Track temperatures could reach 55–56°C during FP1, making tyre management an early focus. Conditions are expected to cool considerably by Sprint Qualifying. The forecast lists a maximum air temperature of 32°C and a minimum of 26°C.

Saturday and Sunday: showers remain possible

On Saturday, October 10, temperatures are again forecast to range between 26°C and 32°C, with a heat index of at least 36–38°C. A 40% chance of afternoon precipitation and track temperatures near 55°C could influence the Sprint. Light winds are forecast, while the circuit should cool considerably before Qualifying.

Sunday, October 11, carries a similar outlook: a high of 32°C, a low of 26°C and a 40% chance of a passing shower or thunderstorm during the mid-to-late afternoon. Winds are expected to average 5–10kph, with gusts reaching 20–25kph. Track temperatures could hit 54–56°C in the early to mid-afternoon, before easing ahead of the race.

The forecast points to a weekend in which teams must balance heat management with the chance of disrupted conditions. With high track temperatures expected during the day and cooler conditions for key sessions, adapting tyre performance across the changing conditions will be central to the challenge.