UV Index
4.5
Japan · Asia/Tokyo
21.5°C
Feels like 23.7°C · Updated Wed, May 20, 7:15 PM
Overcast expected today with 17.5°C to 27.3°C range and 5% rain chance.
UV Index
4.5
Precipitation
0.0 mm
Wind Trend
9.0 km/h
Humidity Level
87%
Today Rain Chance
5%
Rain Decision
Yes, rain is likely today.
Next Likely Rain Time
3:00 AM (Light drizzle)
Wed, May 20
5%
Low Chance
Thu, May 21
100%
Likely Rain
Fri, May 22
93%
Likely Rain
Sat, May 23
8%
Low Chance
Sun, May 24
44%
Low Chance
Mon, May 25
14%
Low Chance
Tue, May 26
16%
Low Chance
Hourly Weather
Synced Wed, May 20, 7:15 PM
8 PM
21°
32%
9 PM
21°
33%
10 PM
21°
33%
11 PM
21°
20%
12 AM
20°
21%
1 AM
20°
21%
2 AM
20°
21%
3 AM
20°
49%
Wind: 9.0 km/h
Precipitation: 0.0 mm
Humidity: 88% - 98%
UV Index: 4.5
Sunrise
4:32 AM
14h 43m ago
Sunset
6:42 PM
0h 33m ago
Daylight window: 14h 10m
Solar progress: 100%
Cycle state: Nighttime
10-Day Weather Forecast
TODAY
May 20
27.3°C17.5°C
Overcast
Local outlook and conditions
THU
May 21
20.4°C15.2°C
Rain
Local outlook and conditions
FRI
May 22
15.3°C13.0°C
Drizzle
Local outlook and conditions
SAT
May 23
19.2°C11.8°C
Overcast
Local outlook and conditions
SUN
May 24
21.6°C13.3°C
Overcast
Local outlook and conditions
MON
May 25
25.1°C16.5°C
Overcast
Local outlook and conditions
TUE
May 26
25.0°C18.1°C
Overcast
Local outlook and conditions
WED
May 27
25.0°C19.4°C
Light drizzle
Local outlook and conditions
THU
May 28
23.0°C19.1°C
Drizzle
Local outlook and conditions
FRI
May 29
25.1°C20.5°C
Light drizzle
Local outlook and conditions
This Afternoon
Overcast, with a high near 27°. Wind 1 to 12 km/h. Chance of precipitation 5%.
Tonight
Mostly cloudy, with a low around 18°. Light winds with changing cloud cover overnight.
Thu
Rain, with a high near 20°. Wind 1 to 12 km/h. Chance of precipitation 100%.
Thu Night
Mostly cloudy, with a low around 15°. Light winds with changing cloud cover overnight.
Fri
Drizzle, with a high near 15°. Wind 1 to 12 km/h. Chance of precipitation 93%.
Fri Night
Mostly cloudy, with a low around 13°. Light winds with changing cloud cover overnight.
Sat
Overcast, with a high near 19°. Wind 1 to 12 km/h. Chance of precipitation 8%.
Sat Night
Mostly cloudy, with a low around 12°. Light winds with changing cloud cover overnight.
Sun
Overcast, with a high near 22°. Wind 1 to 12 km/h. Chance of precipitation 44%.
Sun Night
Mostly cloudy, with a low around 13°. Light winds with changing cloud cover overnight.
Mon
Overcast, with a high near 25°. Wind 1 to 12 km/h. Chance of precipitation 14%.
Mon Night
Mostly cloudy, with a low around 17°. Light winds with changing cloud cover overnight.
Tue
Overcast, with a high near 25°. Wind 1 to 12 km/h. Chance of precipitation 16%.
Tue Night
Mostly cloudy, with a low around 18°. Light winds with changing cloud cover overnight.
Tokyo weather in Japan can shift through the day, so using a city-level forecast gives better decisions than relying on a broad regional update. On this page, you can monitor current temperature, humidity, wind speed, and condition status in one quick panel, then move to hourly and weekly sections for deeper planning. If you are scheduling school runs, office commute, delivery windows, flights, or outdoor meetings, the hourly curve helps you avoid timing mistakes and reduce weather risk before you leave home.
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