Mazda Zoom-Zoom Stadium weather
Live weather and game-time forecast for Mazda Zoom-Zoom Stadium, home of the Hiroshima Toyo Carp.
Next game at Mazda Zoom-Zoom Stadium
No scheduled fixture at Mazda Zoom-Zoom Stadium inside the next 10 days. Upcoming games appear here automatically as they are listed.
Live stadium conditions
Live conditions are not available right now. They refresh automatically when the station responds.
Live readings at the stadium; local time is Asia/Tokyo.
Why Mazda Zoom-Zoom Stadium plays differently
Hiroshima summers are among the hottest and most humid on Japan's main islands, and Mazda Stadium is fully open to them. Night games in July and August are played in heavy, still air, and the region's rainy season and early-autumn fronts bring regular interruptions.
Stadium Map
Mazda Zoom-Zoom Stadium weather FAQs
Weather normals at Mazda Zoom-Zoom Stadium, month by month
Measured at the ground for every NPB game we have archived here (556 games). Months with fewer than 5 games are left out rather than averaged from a handful.
| Month | Games | Avg temp | Avg wind | Wet games |
|---|---|---|---|---|
| March | 16 | 56.6°F | 6.6 mph | 6% |
| April | 73 | 61.5°F | 5.7 mph | 12% |
| May | 77 | 68.9°F | 6.0 mph | 5% |
| June | 79 | 75.0°F | 5.5 mph | 22% |
| July | 75 | 81.2°F | 5.3 mph | 25% |
| August | 97 | 84.3°F | 5.6 mph | 22% |
| September | 99 | 78.8°F | 4.9 mph | 25% |
| October | 35 | 69.5°F | 5.5 mph | 17% |
| November | 5 | 55.5°F | 5.5 mph | 20% |
Scoring in matched conditions at Mazda Zoom-Zoom Stadium
Games here have averaged 7.6 combined runs across all conditions. Each slice below needs at least 10 games at this ground to appear.
These are descriptive historical averages at this ground, not predictions for any future game, and not a claim about betting markets. Slices overlap — a cold game can also be a windy one.
What the research says
The published studies behind the read on this page at Mazda Zoom-Zoom Stadium. Every figure is season-adjusted, with sample sizes and t-statistics shown.
- NPB Temperature, Wind & Scoring
Heat is the cleanest signal in Japanese baseball: games at 80°F and over score 0.61 runs more than mild weather, while the 50s cost 0.66 runs. Only wind of 20 mph and over moves scoring at all (+1.44 runs); rain is a null.
3,460 dry open-air games, 2018–2025, season-adjusted against the 70–79°F control
About this page
Mazda Zoom-Zoom Stadium weather is updated live from the nearest weather stations and shown in local time (Asia/Tokyo). The page uses one permanent URL for the ballpark. Our NPB temperature and wind study is published; because we hold no historical closing totals for Japanese baseball, this page reports conditions and measured scoring effects without claiming a market edge.
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