Tokyo enjoys a humid subtropical climate, with four distinct seasons. Summers are hot, humid, and rainy, while winters are generally mild, sunny, and dry. The city experiences abundant rainfall, especially during the summer rainy season and typhoon months, while spring and autumn offer comfortable temperatures and vibrant seasonal scenery, making Tokyo a year-round destination.
The best times to travel section shows how the months compare for a visit, so you can find the time of year that fits what you want to do.
Background colours of the months:
The colour shows the typical temperature: yellow (hot), green (mild) and blue (cold). How strong the colour is shows the travel season: full colour means high season, soft colour means shoulder season and soft-striped means off season.
Weather symbols:
Each month has one symbol showing what the weather is typically like, such as hot and sunny, freezing or a rainy or snowy season. Use them to quickly spot months that match the weather you want, or to avoid the ones that don't.
Crowdedness:
The people icon shows how busy the place usually is. The more people, the more crowded it gets.
Additional notes:
The grey info boxes point out special things worth knowing, like recurring weather issues or seasonal events.
Tokyo’s climate is defined by hot, humid summers and mild to cool winters. From June to September, summer temperatures often reach 29–32°C, with high humidity and frequent rainfall, particularly during the rainy season (tsuyu) from early June to mid-July. Typhoons are most likely to affect the city in August and September, sometimes bringing intense rain and strong winds. Despite the heat and humidity, summer is lively, with many festivals and fireworks displays.
Winters (December to February) are generally mild and dry, with average highs of 10–12°C and lows around 1–4°C. Snow is rare but possible, and skies are often clear, making winter the sunniest season. Spring (March to May) and autumn (September to November) are considered the most pleasant times, offering mild temperatures (15–24°C), moderate rainfall, and beautiful cherry blossoms or autumn foliage. Annual rainfall averages 1,600 mm, with September and October being the wettest months. Tokyo enjoys about 1,900–2,000 hours of sunshine per year, and winds are usually moderate, though spring can bring gusty days. The city’s coastal location and urban heat island effect can intensify summer heat, especially in central districts.
| Average climate data for Tokyo, Japan | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Year |
| Average maximum temperature (°C) | 9 | 10 | 13 | 18 | 23 | 25 | 29 | 31 | 27 | 22 | 17 | 11 | 31 |
| Average minimum temperature (°C) | 3 | 3 | 6 | 11 | 16 | 19 | 23 | 25 | 21 | 16 | 11 | 6 | 3 |
| Average precipitation (mm) | 22 | 22 | 39 | 39 | 31 | 49 | 48 | 26 | 46 | 51 | 30 | 21 | 425 |
| Average rainfall days (days) | 7 | 10 | 14 | 13 | 10 | 13 | 12 | 10 | 13 | 13 | 10 | 9 | 135 |
| Average snowfall (mm) | 5 | 21 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 27 |
| Average snowfall days (days) | 1 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5 |
| Average relative humidity (%) | 59 | 62 | 65 | 68 | 70 | 75 | 76 | 73 | 75 | 71 | 68 | 61 | 69 |
| Average wind speed (km/h) | 14 | 14 | 15 | 15 | 14 | 12 | 13 | 13 | 13 | 14 | 12 | 13 | 13 |
| Average water temperature (°C) | 16 | 14 | 14 | 16 | 18 | 21 | 24 | 26 | 25 | 22 | 20 | 17 | 19 |
| Average daily daylight hours (h) | 10 | 10 | 12 | 13 | 14 | 14 | 14 | 13 | 12 | 11 | 10 | 9 | 12 |
| Average daily sunshine hours (h) | 6 | 5 | 6 | 9 | 9 | 8 | 9 | 10 | 8 | 6 | 6 | 6 | 7 |
| Average cloud coverage (%) | 29 | 38 | 43 | 40 | 35 | 44 | 39 | 32 | 39 | 43 | 34 | 29 | 37 |
| Average UV index | 3 | 3 | 3 | 5 | 5 | 6 | 7 | 6 | 5 | 4 | 3 | 3 | 4 |
The best time to visit Tokyo is in spring (late March to May) and autumn (late September to November). These periods offer mild, comfortable temperatures, lower humidity, and beautiful cherry blossoms or autumn foliage. Outdoor activities, festivals, and sightseeing are especially enjoyable, with less risk of extreme weather or heavy crowds.
The least favourable time to visit Tokyo is from June to early September, when the city experiences its rainy season and peak summer heat. High humidity, frequent rainfall, and the risk of typhoons can disrupt travel plans and make outdoor activities less pleasant, especially during major holidays and festival weeks.
Tokyo has a humid subtropical climate with hot, humid summers and mild, dry winters. Rainfall is abundant, especially in summer and early autumn, while spring and autumn are mild and comfortable.
The rainy season (tsuyu) in Tokyo typically lasts from early June to mid-July, bringing frequent showers and high humidity. September and October are also very wet due to typhoons.
Snowfall in Tokyo is rare but possible, usually occurring in January or February. When it does snow, it typically melts quickly, and heavy accumulations are uncommon.
Summer temperatures in Tokyo range from 20°C at night to 32°C during the day. Humidity is high, making it feel hotter, especially in July and August.
Yes, Tokyo can be affected by typhoons, mainly from August to September. Typhoons bring heavy rain and strong winds, so travellers should monitor weather forecasts during this period.
Cherry blossoms in Tokyo usually bloom from late March to early April. This period offers mild weather and is ideal for outdoor activities and hanami (flower viewing) parties.
Tokyo receives about 1,900–2,000 hours of sunshine per year. Winter is the sunniest season, while summer and autumn are cloudier due to rain and monsoon influences.
The warmest month, with the highest average maximum temperature, is August (30.9 °C). The month with the lowest average maximum temperature is January (9 °C). Overall, the average maximum temperature over the whole year is 19.5 °C.
The month with the highest average minimum temperature is August (25.1 °C). The coldest month, with the lowest average minimum temperature, is January (2.7 °C). Overall, the average minimum temperature over the whole year is 13.4 °C.
The month with the highest average water temperature is August (25.8 °C). The month with the lowest average water temperature is February (13.9 °C). Overall, the average water temperature over the whole year is 19.4 °C.
The wettest month, with the highest amount of precipitation, is October (51.3 mm). The driest month, with the least amount of precipitation, is December (20.8 mm). Over the whole year there are 425.3 mm of rainfall on average.
The month with the most days of rain is March (14.4 days). The month with the fewest days of rain is January (7.4 days). Over the whole year there are 134.7 days of rain on average.
The month with the most snowfall is February (21 mm). The months with the least snowfall are April, May, June, July, August, September, October, November and December (0 mm). Over the whole year there are 27 mm of snowfall on average.
The month with the most days of snowfall is February (2.3 days). The months with the fewest days of snowfall are May, August and November (0 days). Over the whole year there are 4.5 days of snowfall on average.
The month with the highest average relative humidity is July (76.3 %). The month with the lowest average relative humidity is January (58.8 %). The overall average relative humidity over the whole year is 68.7 %.
The windiest month, with the highest average wind speed, is April (15.1 km/h). The calmest month, with the lowest average wind speed, is November (12 km/h). The overall average wind speed over the whole year is 13.4 km/h.
The month with the cloudiest skies, so the highest cloud coverage, is June (43.7 %). The month with the clearest skies, so the lowest cloud coverage, is January (28.7 %). Over the whole year there is an average cloud coverage of 37 %.
The month with the longest days, so the most daylight, is June (Average daylight: 14 h). The month with the shortest days, so the least daylight, is December (Average daylight: 9.1 h). Over the whole year there are 11.9 h of daylight per day on average.
The month with the most sunshine per day is August (Average sunshine: 9.9 h). The month with the least sunshine per day is February (Average sunshine: 5.2 h). Over the whole year there are 7.4 h of sunlight per day on average.
The month with the highest average UV index is July (UV index: 7). The months with the lowest average UV index are January, February, March, November and December (UV index: 3). Over the whole year the average UV index is 4.4.
