5-day weather forecast Tokyo Sep 18, 2026
22°Weather forecast Tokyo Friday Sep 18, 2026: overcast, temperature from 19 °C to 22 °C.
Precipitation probability 30%. Wind up to 7.19 m/s (gusts 11.89 m/s). Air humidity 66–78%, atmospheric pressure 765–767 mm Hg, UV index up to 1.8.
5 days at a glance — tap a day to open it
Sunrise 05:25
Sunset 17:44
Sunset 17:44
First Quarter53% illuminated
Moonrise 12:46 · Moonset 22:05
Moonrise 12:46 · Moonset 22:05
Chart
Table
| Time | Weather | Temperature | Rain chance | Cloud cover | Humidity | Pressure | Wind | UV Index |
|---|---|---|---|---|---|---|---|---|
| 00:00 |  Cloudy | 20 °C | 13% | 75% | 69% | 767 mm Hg | N 356° 4.89 (8.89) m/s | 0 |
| 01:00 |  Overcast | 19 °C | 17% | 96% | 70% | 767 mm Hg | N 350° 5.69 (9.5) m/s | 0 |
| 02:00 | Overcast | 19 °C | 17% | 100% | 68% | 767 mm Hg | N 353° 6.11 (9.83) m/s | 0 |
| 03:00 | Overcast | 19 °C | 17% | 100% | 68% | 767 mm Hg | N 352° 6.69 (10.61) m/s | 0 |
| 04:00 | Overcast | 19 °C | 17% | 100% | 66% | 767 mm Hg | N 354° 7 (11.11) m/s | 0 |
| 05:00 | Overcast | 19 °C | 17% | 100% | 66% | 767 mm Hg | N 354° 7.11 (11.42) m/s | 0 |
| 06:00 | Overcast | 19 °C | 17% | 100% | 67% | 767 mm Hg | N 355° 7.19 (11.89) m/s | 0 |
| 07:00 |  Patchy rain possible | 20 °C | 17% (0.01 mm/hr) | 100% | 66% | 767 mm Hg | N 353° 7.11 (11.69) m/s | 0.2 |
| 08:00 | Patchy rain possible | 20 °C | 19% (0.03 mm/hr) | 100% | 67% | 767 mm Hg | N 357° 6.89 (11.42) m/s | 0.5 |
| 09:00 | Overcast | 20 °C | 17% | 100% | 68% | 767 mm Hg | N 2° 7.11 (10.81) m/s | 1 |
| 10:00 | Overcast | 20 °C | 17% | 100% | 68% | 767 mm Hg | N 2° 6.81 (9.5) m/s | 1.7 |
| 11:00 | Overcast | 21 °C | 17% | 100% | 68% | 767 mm Hg | N 4° 6.69 (10.19) m/s | 1.7 |
| 12:00 | Overcast | 21 °C | 18% | 100% | 68% | 766 mm Hg | N 2° 6.19 (9.39) m/s | 1.8 |
| 13:00 | Patchy rain possible | 22 °C | 18% (0.01 mm/hr) | 100% | 68% | 766 mm Hg | N 2° 5 (8.22) m/s | 1.3 |
| 14:00 | Patchy rain possible | 22 °C | 26% (0.11 mm/hr) | 100% | 68% | 765 mm Hg | N 5° 5.11 (7.61) m/s | 0.7 |
| 15:00 | Patchy rain possible | 21 °C | 24% (0.06 mm/hr) | 100% | 72% | 765 mm Hg | N 1° 6.11 (8.61) m/s | 0.3 |
| 16:00 | Patchy rain possible | 21 °C | 30% (0.11 mm/hr) | 100% | 74% | 765 mm Hg | N 356° 6.11 (8.92) m/s | 0.1 |
| 17:00 | Patchy rain possible | 21 °C | 23% (0.03 mm/hr) | 100% | 75% | 766 mm Hg | N 354° 5.89 (8.64) m/s | 0 |
| 18:00 |  Patchy rain possible | 20 °C | 27% (0.07 mm/hr) | 100% | 76% | 766 mm Hg | N 350° 6.19 (7.92) m/s | 0 |
| 19:00 | Patchy rain possible | 20 °C | 27% (0.05 mm/hr) | 100% | 77% | 766 mm Hg | N 353° 6.19 (8.33) m/s | 0 |
| 20:00 | Overcast | 20 °C | 22% | 100% | 78% | 766 mm Hg | N 357° 6.11 (8.81) m/s | 0 |
| 21:00 | Overcast | 20 °C | 22% | 100% | 78% | 766 mm Hg | N 350° 6.69 (9.81) m/s | 0 |
| 22:00 | Patchy rain possible | 20 °C | 22% (0.01 mm/hr) | 100% | 77% | 766 mm Hg | N 350° 6.81 (10.11) m/s | 0 |
| 23:00 | Patchy rain possible | 20 °C | 24% (0.02 mm/hr) | 100% | 77% | 765 mm Hg | N 349° 6.81 (10.42) m/s | 0 |
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Data Sources & Methodology
Our weather forecasts are powered by a professional weather data provider that aggregates data from national weather services, satellite observations, radar networks, and over 80,000 weather stations worldwide. Forecast data is updated multiple times daily. We convert raw data into clear summaries — wind speed in m/s, pressure in mmHg — so you can plan your day with confidence.