The most comfortable time to visit Tokyo is from late April to mid June, and again from late September to early November. For walking, go from mid March to mid May. Sunbathing weather is not what it offers.
When to go five ratings · thirty-six ten-day sections · click a cell to read it
Tokyo never quite rates Good for sun. It comes closest in late June, at 51, mostly because it is often wet. Avoid late October to early May for this: it falls to 0, mostly because it is too cool. The clearest skies come in January, when the sky is typically 44% covered at midday (partly cloudy).
The being outside season here runs from late April to mid June, with a second spell from late September to early November. It peaks in mid May, at 82. The weakest stretch is from mid December to February, when it drops to 0, mostly because it is too cold.
For walking, go from mid March to mid May, with a second spell from mid October to early December. It peaks in early November, at 83. Avoid mid July to August for this: it falls to 1, mostly because it is too warm.
The year, measured
The average temperature in Tokyo over the whole year is 17°C. August is the hottest month, with highs of about 31°C; January is the coldest, with lows of about 3°C. Tokyo has no sharply defined rainy season: the chance of rain on a given day runs from 14% in January, the driest month, to 29% in June, the wettest. Winds in Tokyo are highest in April, averaging 3.7 m/s (13 km/h), and lightest in December, at 2.8 m/s (10 km/h). The prevailing wind is from the E. The clearest skies in Tokyo come in January, when the sky is typically 43% covered; June is the cloudiest month, at 70%.
Month by month Tokyo climate by month: average temperatures year round · click a month to read it
| Month | High | Low | Feels like | Chance of rain | Cloud | Wind | Being outside | Sun | Walking |
|---|---|---|---|---|---|---|---|---|---|
| January | 9°C | 3°C | 4°C | 14% | 43% | 3.0 m/s | 0 | 0 | 28 |
| February | 10°C | 4°C | 5°C | 16% | 49% | 3.5 m/s | 2 | 0 | 32 |
| March | 13°C | 8°C | 9°C | 26% | 57% | 3.5 m/s | 16 | 0 | 60 |
| April | 18°C | 12°C | 15°C | 27% | 61% | 3.7 m/s | 49 | 2 | 76 |
| May | 22°C | 17°C | 20°C | 26% | 65% | 3.5 m/s | 79 | 15 | 64 |
| June | 25°C | 21°C | 26°C | 29% | 70% | 3.2 m/s | 63 | 44 | 28 |
| July | 29°C | 25°C | 31°C | 24% | 66% | 3.3 m/s | 19 | 43 | 5 |
| August | 31°C | 26°C | 33°C | 25% | 65% | 3.4 m/s | 9 | 34 | 2 |
| September | 27°C | 22°C | 28°C | 27% | 70% | 3.1 m/s | 43 | 48 | 17 |
| October | 21°C | 16°C | 20°C | 26% | 65% | 3.1 m/s | 69 | 18 | 63 |
| November | 16°C | 11°C | 13°C | 19% | 54% | 2.9 m/s | 43 | 0 | 80 |
| December | 11°C | 5°C | 7°C | 15% | 46% | 2.8 m/s | 4 | 0 | 51 |
High and low are the warmest and coolest of four readings a day — midnight, 6am, noon and 6pm — so a true overnight low can sit a degree or two under them. Chance of rain, cloud and wind are the day’s average; feels-like and the three ratings (each out of 100: Good from 55, Ideal from 80) are read at midday.
Seasons, and the year in short Tokyo weather by season
Year round, Tokyo has days of about 9°C at their warmest in January, its coolest month, and 31°C in August, its warmest; the coolest hours of the day run from 3°C to 26°C through the year, and the average temperature over the year is 17°C around the clock. Rain is most likely around June and least likely around January. Every figure here is a decade of observations blended into one representative year, so it reads as what this date is usually like, not a forecast for one particular day.
Tokyo weather in winterDecember to February
Winter in Tokyo has typical daily highs of about 10°C and lows of about 4°C, with a 15% chance of rain on a given day.
Tokyo weather in springMarch to May
Spring in Tokyo has typical daily highs of about 18°C and lows of about 12°C, with a 26% chance of rain on a given day.
Tokyo weather in summerJune to August
Summer in Tokyo has typical daily highs of about 28°C and lows of about 24°C, with a 26% chance of rain on a given day.
Tokyo weather in autumnSeptember to November
Autumn in Tokyo has typical daily highs of about 21°C and lows of about 16°C, with a 24% chance of rain on a given day.
When is the rainy season in Tokyo?
Tokyo has no sharply defined rainy season: the chance of rain on a given day runs from 14% in January, the driest month, to 29% in June, the wettest.
What time of year is Tokyo windiest?
Winds in Tokyo are highest in April, averaging 3.7 m/s (13 km/h), and lightest in December, at 2.8 m/s (10 km/h). The prevailing wind is from the E.
What is the average temperature in Tokyo year round?
The average temperature in Tokyo over the whole year is 17°C. August is the hottest month, with highs of about 31°C; January is the coldest, with lows of about 3°C.
Where to go instead in early January, the weakest time here for being outside
How this is worked out
Every figure is a decade of weather-station observations blended into one typical year, in ten-day sections. The ratings, the chart and the feels-like column are read at midday local solar time. Being outside is the Easy outdoors rating, Sun is Sunbathing and Walking is Active outdoors, each out of 100: Good from 55, Ideal from 80. They describe what a time of year is usually like here, not a forecast. The dotted links open the map at that time of year; set its time of day to midday to see these numbers.