Tokyo
Japan
Long-term weather forecast
Long-term weather forecast

October weather forecast and climate
Tokyo, Japan

A stunning view of the cityscape of Tokyo, Japan, taken at dusk
A stunning view of the cityscape of Tokyo, Japan, taken at dusk
October, the same as September, in Tokyo, Japan, is another pleasant autumn month, with temperature in the range of an average low of 16.3°C (61.3°F) and an average high of 21.6°C (70.9°F).

Temperature

In October, the average high-temperature drops, from a moderately hot 26.8°C (80.2°F) in September, to a pleasant 21.6°C (70.9°F). The average low-temperature, in Tokyo, is 16.3°C (61.3°F).

Humidity

In October, the average relative humidity is 72%.

Rainfall

The month with the most rainfall in Tokyo, Japan, is October when the rain falls for 13.2 days and typically aggregates up to 51mm (2.01") of precipitation.

Snowfall

April through December are months without snowfall.

Sea temperature

In October, the average sea temperature is 22.2°C (72°F).
Note: Depending on a person's sensitivity to cold, with regards to sunshine, wind, and air temperature, a quick swim in 22.2°C (72°F) water may be enjoyable. (FYI: The official water temperature required for the Olympic swimming competition is 25°C (77°F) to 28°C (82.4°F).)

Daylight

The average length of the day in October is 11.3h.

Sunshine

In Tokyo, the average sunshine is 6.8h.

UV index

In October, the average daily maximum UV index in Tokyo is 4. A UV Index reading of 3 to 5 represents a moderate health risk from the exposure to the Sun's UV radiation for the ordinary person.
Note: The average daily UV index of 4 transform into the following instructions:
Take precautions - Protection against sunburn is recommended. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Beware! The strength of the UV rays is significantly increased by the reflection of the water and sand.

What is the temperature in October in Tokyo?

In Tokyo, in October, the average high-temperature is 21.6°C (70.9°F), and the average low-temperature is 16.3°C (61.3°F).

What is the average humidity in October in Tokyo?

The average relative humidity in October in Tokyo, Japan, is 72%.

How many days does it rain in October in Tokyo?

In October, in Tokyo, Japan, the rain falls for 13.2 days. Throughout October, 51mm (2.01") of precipitation is accumulated.

What is the wettest month in Tokyo?

October is the month with the most rainfall in Tokyo, Japan. Rain falls for 13.2 days and accumulates 51mm (2.01") of precipitation.

When it does not snow in Tokyo?

In Tokyo snow does not fall in April through December.

What is the sea temperature in October in Tokyo?

In October, the average sea temperature in Tokyo is 22.2°C (72°F). Depending on a person's sensitivity to cold, with regards to sunshine, wind, and air temperature, a quick swim in 22.2°C (72°F) water may be enjoyable.

What is the average length of the day in October in Tokyo?

The average length of the day in October in Tokyo, Japan, is 11.3h.

How long on average sun shines in October in Tokyo?

In October, the average sunshine in Tokyo, Japan, is 6.8h.

What is the UV index reading in October in Tokyo?

The average daily maximum UV index in October in Tokyo, Japan, is 4. A UV Index estimate of 3 to 5 represents a medium hazard to health from the exposure to the Sun's UV radiation.
Average temperature in October - Tokyo, Japan
  • Average high temperature in October: 21.6°C

The warmest month (with the highest average high temperature) is August (31°C).
The month with the lowest average high temperature is January (8.9°C).

  • Average low temperature in October: 16.3°C

The month with the highest average low temperature is August (25.1°C).
The coldest month (with the lowest average low temperature) is January (2.8°C).

Average humidity in October - Tokyo, Japan
  • Average humidity in October: 72%

The month with the highest relative humidity is July (77%).
The month with the lowest relative humidity is January (59%).

Average rainfall in October - Tokyo, Japan
  • Average rainfall in October: 51mm

The wettest month (with the highest rainfall) is October (51mm).
The driest month (with the lowest rainfall) is December (21mm).

Average rainfall days in October - Tokyo, Japan
  • Average rainfall days in October: 13.2 days

The month with the highest number of rainy days is March (14.3 days).
The month with the lowest number of rainy days is January (7.3 days).

Average snowfall in October - Tokyo, Japan
  • Average snowfall in October: 0mm

The month with the highest snowfall is February (21mm).
Months with the lowest snowfall are April, May, June, July, August, September, October, November and December (0mm).

Average snowfall days in October - Tokyo, Japan
  • Average snowfall days in October: 0 days

The month with the highest number of snowfall days is February (2.3 days).
Months with the lowest number of snowfall days are April, May, June, July, August, September, October and November (0 days).

Average sea temperature in October - Tokyo, Japan
  • Average sea temperature in October: 22.2°C

The best month for swimming (with the highest average sea temperature) is August (25.7°C).
The coldest month (with the lowest average sea temperature) is February (14°C).

Average daylight in October / Average sunshine in October - Tokyo, Japan
  • Average daylight in October: 11.3h

The month with the longest days is June (Average daylight: 14.5h).
The month with shortest days is December (Average daylight: 9.8h).

  • Average sunshine in October: 6.8h

The month with most sunshine is August (Average sunshine: 10.3h).
The month with least sunshine is February (Average sunshine: 5.8h).

Average UV index in October - Tokyo, Japan
  • Average UV index in October: 4

The month with the highest UV index is July (UV index 7).
Months with the lowest UV index are January, February, March, November and December (UV index 3).