Kōtō-ku weather by month
Warmest month
August
32°C average high
Coolest month
January
2°C average low
Wettest month
June
151 mm of rain
Driest month
January
37 mm of rain
Average temperature and rainfall in Kōtō-ku by month
Averages of the daily highs and lows recorded in each month, with total rainfall, mean humidity and mean wind speed.
| Month | Avg high | Avg low | Record low / high | Rainfall | Humidity | Wind |
|---|---|---|---|---|---|---|
| January | 9°C | 2°C | -4°C / 16°C | 37 mm | 58% | 17 km/h |
| February | 11°C | 3°C | -4°C / 20°C | 40 mm | 62% | 18 km/h |
| March | 14°C | 7°C | 0°C / 23°C | 89 mm | 63% | 18 km/h |
| April | 19°C | 12°C | 6°C / 27°C | 108 mm | 66% | 20 km/h |
| May | 24°C | 17°C | 12°C / 31°C | 104 mm | 70% | 18 km/h |
| June | 26°C | 20°C | 14°C / 36°C | 151 mm | 77% | 15 km/h |
| July | 30°C | 24°C | 18°C / 36°C | 112 mm | 79% | 15 km/h |
| August | 32°C | 26°C | 18°C / 36°C | 104 mm | 74% | 17 km/h |
| September | 28°C | 22°C | 17°C / 34°C | 151 mm | 77% | 16 km/h |
| October | 22°C | 16°C | 7°C / 30°C | 119 mm | 76% | 17 km/h |
| November | 17°C | 10°C | 2°C / 24°C | 65 mm | 68% | 14 km/h |
| December | 12°C | 4°C | -2°C / 21°C | 37 mm | 56% | 14 km/h |
Frost and snow-likely months in Kōtō-ku
No month in Kōtō-ku averages a night of 2°C or below. The coldest month is January with an average low of 2°C and a record low of -4°C, so frost is rare and snow is very unlikely.
These records carry temperature and precipitation, not snowfall totals.
Best time to visit Kōtō-ku
The most comfortable time to visit Kōtō-ku is generally May to June and October, balancing mild daytime temperatures against the driest stretch of the year. The city has strongly marked seasons and rain concentrates around June, totalling about 1,118 mm a year.
Travellers who prefer heat should aim for August, when highs average 32°C. June is the month to avoid if rain would spoil your plans — it averages 151 mm, roughly 4× the rainfall of the driest month (January).
Kōtō-ku climate: your questions
Does Kōtō-ku get snow?
No: the coldest month in Kōtō-ku is January with an average low of 2°C and a record low of -4°C, so snow is very unlikely. What is falling now: Kōtō-ku weather today.
Will Kōtō-ku get snow this winter?
Kōtō-ku's winter months average lows of 4°C in December, 2°C in January and 3°C in February, with about 115 mm of precipitation across the three; 0 of them sit at or below 0°C, so snow is unlikely. The records hold no snowfall totals. The next 15 days: Kōtō-ku 10-day forecast.
Which months are best for visiting Kōtō-ku?
May to June and October are the most comfortable months in Kōtō-ku, with highs near 24°C. August is the warmest month, averaging 32°C by day; June is the wettest, with 151 mm; and January is the coolest, with lows near 2°C. What it is doing today: Kōtō-ku weather today.
Source: OpenWeather historical and statistical weather data. Values are long-term averages, not a forecast — see the Kōtō-ku forecast for what is happening now.
Weather across Japan right now
- Adachi12°C
- Chiba11°C
- Edogawa12°C
- Fukuoka9°C
- Hamamatsu12°C
- Hiroshima8°C
- Honchō12°C
- Imaichi7°C
- Itabashi12°C
- Iwatsuki11°C
- Kagoshima11°C
- Kawaguchi12°C
- Kawasaki12°C
- Kitakyūshū13°C
- Kōbe9°C
- Kumamoto8°C
- Kyōto11°C
- Nagoya12°C
- Nerima11°C
- Niigata10°C
- Okayama6°C
- Ōsaka10°C
- Ōta-ku13°C
- Sagamihara10°C
- Saitama11°C
- Sakai12°C
- Sapporo2°C
- Sendai7°C
- Setagaya12°C
- Shizuoka12°C
- Tokyo12°C
- Yokohama12°C
