Times in Asia/Tokyo
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Local weather guide
Shinjuku weather today is shaped by mainly clear conditions, with temperatures near 18°C and local outdoor plans depending mainly on wind, humidity and visibility.
Mixed clouds in Shinjuku make the hourly forecast more useful than a single daily summary.
Local weather in Shinjuku is not only about temperature; pressure, clouds, precipitation and air quality all affect how the day actually feels.
During spring, conditions in Shinjuku can feel different from the raw temperature because cloud cover, wind and humidity change the real comfort level.
For sightseeing in Shinjuku, the most comfortable hours are usually the periods with lower wind, moderate UV levels and stable visibility.
For outdoor time in Shinjuku, comfortable shoes, sun protection or a light layer may be useful depending on UV index, cloud cover and wind conditions.
Air quality in Shinjuku should be checked together with humidity and wind, because calm air can allow pollution to stay longer near the ground.
For families and commuters in Shinjuku, the hourly forecast is the most useful section when the day includes unstable clouds, rain or strong wind.
| Day | Forecast | High / Low | Rain | Wind |
|---|---|---|---|---|
| May 12, 2026 | Mainly clear | 23°C / 15°C | 0 mm | 8 km/h |
| May 13, 2026 | Overcast | 24°C / 13°C | 0 mm | 5 km/h |
| May 14, 2026 | Mainly clear | 23°C / 14°C | 0 mm | 7 km/h |
| May 15, 2026 | Overcast | 27°C / 14°C | 0 mm | 14 km/h |
| May 16, 2026 | Clear sky | 27°C / 15°C | 0 mm | 14 km/h |
The current forecast for Shinjuku shows mainly clear conditions around 18°C, with wind near 1 km/h and humidity around 75%.
Check the hourly forecast and choose periods with lower wind, comfortable temperature, stable visibility and safer UV levels.
Local weather can change during the day, especially when cloud cover, pressure, humidity or wind direction changes.
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