Experience Tokyo's unique humid subtropical climate with mild winters and hot, humid summers. The best time to visit Tokyo is from March to May, when cherry blossoms bloom, and temperatures average between 12°C (54°F) and 23°C (73°F). Interestingly, Tokyo receives an annual rainfall of approximately 1,500mm (59 inches), with the wettest season being June to early July. To truly embrace Tokyo's weather, join a traditional Japanese tea ceremony amidst tranquil gardens during your visit.
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Tokyo Climate & Weather Averages
Tokyo is warmest in August, when daytime highs average 31°C, and coldest in January at around 9°C. The wettest month is September. The table below shows the monthly averages for Tokyo, based on recorded data from 2015–2024.
Tokyo enjoys a temperate climate without harsh extremes: summers are pleasant (31°C average highs in August), winters cool but manageable (9°C in January), and rain is a year-round companion that peaks in September. Snow does visit — about 7 days a year — but rarely settles in for long.
| Month | Avg High | Avg Low | Rainfall | Sunshine (h/day) | Wind (km/h) | Snow days |
|---|---|---|---|---|---|---|
| Jan | 9° | 0° | 57 mm | 7.8 | 27 | 2 |
| Feb | 10° | 1° | 57 mm | 7.9 | 28 | 3 |
| Mar | 14° | 5° | 139 mm | 8.1 | 29 | 1 |
| Apr | 19° | 10° | 131 mm | 8.6 | 30 | — |
| May | 23° | 15° | 136 mm | 8.9 | 28 | — |
| Jun | 26° | 19° | 192 mm | 8.2 | 25 | — |
| Jul | 30° | 23° | 194 mm | 8.7 | 24 | — |
| Aug | 31° | 24° | 145 mm | 10 | 25 | — |
| Sep | 27° | 21° | 215 mm | 7.4 | 23 | — |
| Oct | 21° | 14° | 193 mm | 7 | 23 | — |
| Nov | 17° | 8° | 97 mm | 7.3 | 22 | — |
| Dec | 11° | 3° | 61 mm | 7.5 | 23 | 1 |
A warming climate: Tokyo's warmest month (August) has warmed from an average high of 29°C in the 1950s to 31°C today — a shift of +2.4°C over roughly seventy years.
Sunshine is most generous in August, averaging about 10 hours a day, and thinnest in October at roughly 7 hours. The breeziest stretch of the year comes around April, when daily winds typically peak near 30 km/h.
Best time to visit: May–October offers the most comfortable conditions, with daytime highs around 23°C. Light, breathable layers plus a light waterproof cover most days here. For the coldest spell around January, bring warmer layers.
Tokyo weather — frequently asked questions
Does it snow in Tokyo?
Yes. Tokyo averages about 7 days with snowfall per year, falling mostly between January and February.
How hot does Tokyo get in summer?
August is the hottest month, with daytime highs averaging 31°C — individual days run hotter still. Nights in August typically stay around 24°C.
What is the sunniest month in Tokyo?
August, with roughly 10 hours of sunshine a day on average over 2015–2024. The dimmest month is October, at about 7 hours.
When is the best time to visit Tokyo?
Weather-wise, May–October is the sweet spot in Tokyo: average daytime highs around 23°C with less rain than the September peak. Data from 2015–2024.
What is the rainiest month in Tokyo?
September is on average the wettest month in Tokyo, with about 215 mm of rainfall. The driest month is typically February, at around 57 mm.
Source: Open-Meteo ERA5 archive. Averages computed from daily records.