Tokyo E-Prix 2025: Rain to dominate entire Tokyo double header, here’s complete weather forecast for Formula E Round 8 and 9 races

The excitement is building ahead of the next Formula E race as Japan gets ready to host the second season of the Tokyo E-Prix. But the weather forecast shows a 100 percent chance of rainfall on both Saturday and Sunday. This is enough to concern the Formula E drivers, as—despite the much-improved Gen3 Evo cars this year running on Hankook tyres—racing in rain comes with hard-to-overcome challenges and risks. However, the rain may skip the Round 9 race Sunday evening. Here’s the complete weather forecast for the Tokyo Formula E race.Formula E Round 8, Friday - May 16 and Saturday – May 17According to Metcheck.com, the weather in Tokyo is expected to remain pleasant at 21 degrees Celsius on Friday, though it will be a cloudy day. There are only slight chances of rain as the Formula E drivers take part in the First Free Practice session at 4 pm (local time) and 12:30 pm IST.The temperature will remain in the range of 18–20 degrees Celsius on Saturday. However, there is a 100 percent chance of rain throughout the day. Rain in the range of 2.6 mm to 3.3 mm is expected during the Second Free Practice at 8 am (local time) and the Qualifying race at 10:20 am (local time). The rain is expected to be much lighter, at 0.9 mm, during the main Round 8 race at 3:05 pm (local time), which will be broadcast in India at 11:35 am.Formula E Round 9, Sunday – May 18
The temperature will be in the range of 19–20 degrees Celsius on Sunday, while the rain will continue to be as heavy as the day before. There is a 100 percent chance of around 3.8 mm of rain during the Third Free Practice at 8 am (local time) and the Round 9 Qualifying at 10:20 am. But the good news is that no rain is predicted for the main Round 9 race, which will start at 3:05 pm (local time) and 11:35 am IST.Mitch Evans told RacingNews365.com that it was “very, very tricky” to race in wet conditions with the Hankook tyres in the recent races. He said, “In qualifying it was like, I was terrible. Nothing, you can't wake them [the tyres] up. In the race I was way more comfortable from the start, but the pace difference between me and some other guys was huge. So yeah, you can quickly be two, three seconds a lap slower.”Also Read: Tokyo E-Prix 2025: Schedule, timing and where to watch Round 8 and Round 9 Formula E racesNyck De Vries told the portal about racing in wet conditions, "If it's wet, you're not even reaching full throttle. So, it's more like surviving rather than racing in the wet. Obviously, street tracks are always challenging in the wet, and grip levels are low."