Japan weather live forecast

Today's maximum temperature in Japan is expected to be 23°C. Select a day from the live weather forecast for Japan (Tokyo) for more weather parameters.

Friday
18th Sep
23

18

1

4
Saturday
19th Sep
23

20

1

5
Sunday
20th Sep
24

21

0

3
Monday
21st Sep
26

22

0

2
Tuesday
22nd Sep
26

20

4

8

5-day weather forecast updated at 04:00 on Thursday 17th September 2026 GMT

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Destination

The 5-day weather forecast for Japan (Tokyo) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

Top Japan destinations

Below are temperatures expected today at popular countries, regions and places in Japan. Select a destination to see the detailed weather forecast for today, tomorrow and the outlook for the next five days.

All Japan destinations

Japan weather forecast by day

Below are the detailed weather forecasts for Japan for the next 5 days. The forecasts shown are for Tokyo and may not represent the whole of Japan. Browse more destinations in Japan to view more weather forecasts.

Japan weather for Friday 18th September 2026

Expect mostly cloudy with light rain in Japan with a maximum temperature of 23°C, maximum UV of 4 (Moderate) and 1 hour of bright sunshine. There are 0-2 mm of rainfall expected with 28% chance of some rain and a gentle breeze of 16 kph from the north.

23
°C maximum temperature
18
°C minimum temperature
mostly cloudy with light rain
1
hour of sunshine
4
UV index (Moderate)
28
% chance of some rain
<2
mm of rainfall expected
23
°C wind chill
16
kph wind from N

Japan weather for Saturday 19th September 2026

Expect isolated thunderstorms in Japan with a maximum temperature of 23°C, maximum UV of 5 (Moderate) and 1 hour of bright sunshine. There are 5-10 mm of rainfall expected with 76% chance of some rain and a gentle breeze of 14 kph from the north.

23
°C maximum temperature
20
°C minimum temperature
isolated thunderstorms
1
hour of sunshine
5
UV index (Moderate)
76
% chance of some rain
<10
mm of rainfall expected
0
no heat & humidity
14
kph wind from N

Japan weather for Sunday 20th September 2026

Expect isolated thunderstorms in Japan with a maximum temperature of 24°C, maximum UV of 3 (Moderate) and no hours of bright sunshine. There are 40-50 mm of rainfall expected with 85% chance of some rain and a gentle breeze of 15 kph from the north.

24
°C maximum temperature
21
°C minimum temperature
isolated thunderstorms
0
hours of sunshine
3
UV index (Moderate)
85
% chance of some rain
<50
mm of rainfall expected
24
°C wind chill
15
kph wind from N

Japan weather for Monday 21st September 2026

Expect overcast skies in Japan with a maximum temperature of 26°C, low levels of heat & humidity, maximum UV of 2 (Low) and no hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 19 kph from the north.

26
°C maximum temperature
22
°C minimum temperature
overcast skies
0
hours of sunshine
2
UV index (Low)
0
mm of rainfall expected
L
low heat & humidity
19
kph wind from N

Japan weather for Tuesday 22nd September 2026

Expect broken clouds in Japan with a maximum temperature of 26°C, low levels of heat & humidity, maximum UV of 8 (Very High) and 4 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 12 kph from the north.