Tokyo at a glance
- Best time
- Apr – Jul, Sep – Nov
- Warmest month
- Aug · 30°
- Warmest sea
- Aug · 26.2°
- Sunshine a year
- 2,090 h
- Rain a year
- 1,421 mm
- Climate
- Temperate
- Time zone
- UTC+9
- Elevation
- 44 m
Climate in Tokyo
Tokyo has a temperate climate with warm summers and cool winters. August is the warmest month with average highs of 30 °C, while January is the coolest at 8 °C. With around 2,090 hours of sunshine a year, Tokyo is moderately sunny; January is the sunniest month with 7.1 hours a day.
Weather in October
Holiday weather in October
Good
Best time to visit: April – July, September – November
October is the peak of the typhoon season
What is the weather like in Tokyo in October?
In October, Tokyo is mild: daytime highs average 21 °C, and nights cool down to about 14 °C. The sea averages 21.7 °C – refreshing for a swim. Expect around 5 hours of sunshine a day. Rain is frequent, with about 13 rainy days and 193 mm in total. All in all, October is a good month for a holiday in Tokyo.
More details for October
- Daylight
- 11 h 21 min05:46 – 17:07
- UV index
- 5 · moderateclear sky, noon (estimate)
- Muggy days
- 4 daysdew point 18 °C or more
- Wind
- 18 km/haverage daily peak
- Cloud cover
- 62 %on average
- Hot days
- 0 days30 °C or more
- Snow days
- 0 days1 cm or more of fresh snow
- Time zone
- UTC+9Asia/Tokyo
How the score comes together
- Temperatureweight 50 %100 %
- Sunshineweight 20 %28 %
- Few rainy daysweight 30 %36 %
Each factor is rated from 0 to 100 % and weighted for the travel style “City break”.
What to pack in October
- Swimwear
- Sunscreen
- A jumper for the evenings
- Rain jacket or umbrella
Sea temperature in Tokyo
Monthly sea surface temperature with the range of cooler and warmer years.
8 in 10 years: 20.6 – 22.7 °C
Swimming season: Jun – Oct
- cold
- fresh
- refreshing
- pleasant
- warm
- very warm
The sea temperature in Tokyo ranges from 12.1 °C in February to 26.2 °C in August. It is warm enough for a comfortable swim (20 °C and more) from June to October.
From October to March the sea is even warmer than the afternoon air. The sea temperature varies from year to year: in August, eight out of ten years were between 25.2 and 28.2 °C.
| Month | Average | Cool year | Warm year | Feels |
|---|---|---|---|---|
| JanuaryJan | 13.1° | 11.3° | 15.0° | cold |
| FebruaryFeb | 12.1° | 10.4° | 14.2° | cold |
| MarchMar | 12.9° | 11.6° | 14.7° | cold |
| AprilApr | 15.0° | 13.5° | 16.5° | cold |
| MayMay | 18.1° | 17.0° | 19.5° | fresh |
| JuneJun | 21.1° | 19.9° | 22.0° | refreshing |
| JulyJul | 23.9° | 22.1° | 26.3° | pleasant |
| AugustAug | 26.2° | 25.2° | 28.2° | warm |
| SeptemberSep | 25.0° | 23.7° | 26.6° | pleasant |
| OctoberOct | 21.7° | 20.6° | 22.7° | refreshing |
| NovemberNov | 18.6° | 17.4° | 20.3° | fresh |
| DecemberDec | 15.5° | 13.8° | 17.1° | cold |
Sunshine hours in Tokyo
Average hours of bright sunshine per day, next to the length of the day. Tap a month to select it.
In October, the sun shines for about 4.7 of 11.3 hours of daylight in Tokyo, 42 % of the day.
Sunshine hours count the time with bright, direct sunshine (WMO definition, estimated from model data); daylight is the time from sunrise to sunset on the 15th of the month.
Rain in Tokyo: rainy days and rainfall
A rainy day is a day with at least 1 mm of rain or snow; the amount is what falls in the whole month. Tap a month to select it.
In October, Tokyo has about 13 rainy days with 193 mm of rain in total.
Climate through the year
Long-term monthly averages. Tap a month to see its details.
Temperatures through the year
Average daytime high, night-time low and sea temperature per month.
| Month | Score | Day | Night | Sea | Sun | Rain days | Rain mm |
|---|---|---|---|---|---|---|---|
| JanuaryJan | 40 | 8° | 0° | 13.1° | 7.1 h | 6 | 62 |
| FebruaryFeb | 41 | 9° | 0° | 12.1° | 6.7 h | 8 | 62 |
| MarchMar | 50 | 13° | 4° | 12.9° | 6.3 h | 11 | 111 |
| AprilApr | 70 | 17° | 9° | 15.0° | 6.0 h | 12 | 121 |
| MayMay | 72 | 22° | 14° | 18.1° | 5.6 h | 12 | 134 |
| JuneJun | 64 | 25° | 18° | 21.1° | 4.5 h | 14 | 160 |
| JulyJul | 60 | 29° | 22° | 23.9° | 5.4 h | 13 | 149 |
| AugustAug | 58 | 30° | 24° | 26.2° | 6.2 h | 11 | 108 |
| SeptemberSep | 66 | 26° | 20° | 25.0° | 4.8 h | 14 | 167 |
| OctoberOct | 66 | 21° | 14° | 21.7° | 4.7 h | 13 | 193 |
| NovemberNov | 63 | 16° | 8° | 18.6° | 5.3 h | 10 | 93 |
| DecemberDec | 47 | 11° | 3° | 15.5° | 6.2 h | 7 | 62 |
Climate averages 1996–2025, not a forecast. Data: Copernicus ERA5 / ERA5-Land via Open-Meteo.com (CC BY 4.0), NOAA OISST, GeoNames (CC BY 4.0)
35.69° N, 139.69° E · 44 m · Asia/Tokyo
Best time to visit Tokyo
The best time to visit Tokyo is from April to July and from September to November. For a beach holiday with the sea above 21 °C, go in August. For sightseeing, day trips and hiking, conditions are most comfortable from April to May and in November. Rain is most frequent from May to July and from September to October; the wettest month is October with 193 mm.
Find your perfect month
Tell us what you like and we rate every month in Tokyo for you.
Your best months: May – June, October
Based on the climate averages; tap a month to see its details.
Which month for what?
Beach & swimming
Aug
Sea from 21 °C, warm and mostly dry
Sightseeing & hiking
Apr – May, Nov
15–28 °C and not too much rain
Rainy months
May – Jul, Sep – Oct
12 or more rainy days
Tokyo month by month
The typical weather for every month at a glance.
40January8° · Sea 13° · 7 h
In January, Tokyo is cold: daytime highs average 8 °C, and nights often drop below freezing (0 °C). The sea averages 13.1 °C – swimming is only for the hardy. The sun shines for around 7 hours a day. Rain falls on about 6 days, adding up to 62 mm. All in all, January is a so-so month for a holiday in Tokyo.
Tokyo in January41February9° · Sea 12° · 7 h
In February, Tokyo is cold: daytime highs average 9 °C, and nights cool down to about 0 °C. The sea averages 12.1 °C – swimming is only for the hardy. The sun shines for around 7 hours a day. Rain falls on about 8 days, adding up to 62 mm. All in all, February is a so-so month for a holiday in Tokyo.
Tokyo in February50March13° · Sea 13° · 6 h
In March, Tokyo is cool: daytime highs average 13 °C, and nights cool down to about 4 °C. The sea averages 12.9 °C – swimming is only for the hardy. Expect around 6 hours of sunshine a day. Rain is frequent, with about 11 rainy days and 111 mm in total. All in all, March is a so-so month for a holiday in Tokyo.
Tokyo in March70April17° · Sea 15° · 6 h
In April, Tokyo is mild: daytime highs average 17 °C, and nights cool down to about 9 °C. The sea averages 15.0 °C – swimming is only for the hardy. Expect around 6 hours of sunshine a day. Rain is frequent, with about 12 rainy days and 121 mm in total. All in all, April is a good month for a holiday in Tokyo.
Tokyo in April72May22° · Sea 18° · 6 h
In May, Tokyo is warm: daytime highs average 22 °C, and nights cool down to about 14 °C. The sea averages 18.1 °C – bracing, so a wetsuit helps for longer swims. Expect around 6 hours of sunshine a day. Rain is frequent, with about 12 rainy days and 134 mm in total. All in all, May is a good month for a holiday in Tokyo.
Tokyo in May64June25° · Sea 21° · 5 h
In June, Tokyo is warm: daytime highs average 25 °C, and nights cool down to about 18 °C. The sea averages 21.1 °C – refreshing for a swim. Expect around 5 hours of sunshine a day. Rain is frequent, with about 14 rainy days and 160 mm in total. The air is often humid and muggy. All in all, June is a good month for a holiday in Tokyo.
Tokyo in June60July29° · Sea 24° · 5 h
In July, Tokyo is hot: daytime highs average 29 °C, and even at night it stays warm at around 22 °C. The sea averages 23.9 °C – pleasant for swimming. Expect around 5 hours of sunshine a day. Rain is frequent, with about 13 rainy days and 149 mm in total. On about 10 days the thermometer climbs to 30 °C or more. The air is often humid and muggy. All in all, July is a good month for a holiday in Tokyo.
Tokyo in July58August30° · Sea 26° · 6 h
In August, Tokyo is hot: daytime highs average 30 °C, and even at night it stays warm at around 24 °C. The sea averages 26.2 °C – lovely and warm for swimming. Expect around 6 hours of sunshine a day. Rain is frequent, with about 11 rainy days and 108 mm in total. On about 15 days the thermometer climbs to 30 °C or more. The air is often humid and muggy. All in all, August is a so-so month for a holiday in Tokyo.
Tokyo in August66September26° · Sea 25° · 5 h
In September, Tokyo is warm: daytime highs average 26 °C, and even at night it stays warm at around 20 °C. The sea averages 25.0 °C – pleasant for swimming. Expect around 5 hours of sunshine a day. Rain is frequent, with about 14 rainy days and 167 mm in total. The air is often humid and muggy. All in all, September is a good month for a holiday in Tokyo.
Tokyo in September66October21° · Sea 22° · 5 h
In October, Tokyo is mild: daytime highs average 21 °C, and nights cool down to about 14 °C. The sea averages 21.7 °C – refreshing for a swim. Expect around 5 hours of sunshine a day. Rain is frequent, with about 13 rainy days and 193 mm in total. All in all, October is a good month for a holiday in Tokyo.
Tokyo in October63November16° · Sea 19° · 5 h
In November, Tokyo is cool: daytime highs average 16 °C, and nights cool down to about 8 °C. The sea averages 18.6 °C – bracing, so a wetsuit helps for longer swims. Expect around 5 hours of sunshine a day. Rain is frequent, with about 10 rainy days and 93 mm in total. All in all, November is a good month for a holiday in Tokyo.
Tokyo in November47December11° · Sea 16° · 6 h
In December, Tokyo is cool: daytime highs average 11 °C, and nights cool down to about 3 °C. The sea averages 15.5 °C – swimming is only for the hardy. Expect around 6 hours of sunshine a day. Rain falls on about 7 days, adding up to 62 mm. All in all, December is a so-so month for a holiday in Tokyo.
Tokyo in DecemberPlanning a trip to Tokyo
Getting there
Flying from
- Nonstop flight
- about 12 h
- Distance
- 9,570 km
- Time zone
- UTC+9
Most routes need a change of planes, which adds time.
Estimated from the straight-line distance: 30 minutes for take-off and landing plus 830 km/h cruising speed.
Storm season
Tokyo lies in an area that Pacific typhoons can reach. The typhoon season runs from June to November, with most storms from August to October. A direct hit on any one place is rare, but if you travel then, keep an eye on weather warnings and book flexibly.
- January
- February
- March
- April
- May
- June: Season
- July: Season
- August: Peak
- September: Peak
- October: Peak
- November: Season
- December
Official season dates of the regional warning centres (NOAA, JMA, IMD, Météo-France, BoM); not a forecast.
Frequently asked questions about Tokyo
When is the best time to visit Tokyo?
The best time to visit Tokyo is from April to July and from September to November. That is when the holiday weather score, which combines temperature, sea, sunshine and rain, is highest.
How warm is the sea in Tokyo?
The sea temperature in Tokyo ranges from 12.1 °C in February to 26.2 °C in August. It is warm enough for a comfortable swim (20 °C and more) from June to October.
Can you swim in Tokyo in October?
Yes. In October the sea averages 21.7 °C – refreshing for a swim.
What is the warmest month in Tokyo?
August is the warmest month, with average highs of 30 °C and nights around 24 °C. January is the coolest month at 8 °C.
When does it rain most in Tokyo?
Rain is most frequent from May to July and from September to October; the wettest month is October with 193 mm. The driest month is January with 62 mm.
How many hours of sunshine does Tokyo get?
Tokyo gets around 2,090 hours of sunshine a year. The sunniest month is January with 7.1 hours a day; in June there are 4.5 hours a day.
What time zone is Tokyo in?
Tokyo uses the time zone Asia/Tokyo, at UTC+9 all year.
How long is the flight from London to Tokyo?
A nonstop flight from London to Tokyo takes about 12 h, for a straight-line distance of about 9,570 km. Most routes need a change of planes, which adds time.
When is typhoon season in Tokyo?
Tokyo lies in an area that Pacific typhoons can reach. The typhoon season runs from June to November, with most storms from August to October. A direct hit on any one place is rare, but if you travel then, keep an eye on weather warnings and book flexibly.
Near Tokyo
Other destinations close by.