UV Index Today

Real-time solar radiation monitoring

Tokyo, Japan
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Tokyo

Tokyo, Japan • Local time: 12:17

Live UV Index
12:00
0.8
Low
Peak 1.8 at 09:00

Temp

22.2°C
Cloudy

Status

Cloudy

Max

22.8°C

Next 3 Hours

0.7
13:00
0.8
14:00
0.5
15:00

Humidity

71%

Cloud

96%

Wind Spd

3.8km/h

"Low risk. Minimal protection needed."

Today's UV Forecast

Hourly prediction for Tokyo · Peak 1.8 at 09:00

—
00
—
01
—
02
—
03
—
04
—
05
—
06
0.1
07
1.6
08
1.8
09
0.8
10
1.4
11
0.8
12
0.7
13
0.8
14
0.5
15
0.3
16
0.1
17
—
18
—
19
—
20
—
21
—
22
—
23

Sunburn time at UV 0.8

Estimate for Tokyo based on your skin type. Estimates only — not medical advice.

Skin type (Fitzpatrick)

Unprotected

2h 5m

Type II · no sunscreen

Recommended

SPF 15+

UV is low, but fair skin still benefits from light protection for longer outings.

With SPF 15+

12+ hours

Theoretical window — apply enough and reapply every 2 hours

Quick take: Longer unprotected window, but cumulative UV still adds up.

Open full calculator with SPF options

Location Map

35.7000, 139.6875 · Elev. 26 m · Asia/Tokyo

Open in Google Maps

Today's UV outlook for Tokyo

Today's forecast for Tokyo peaks at UV 1.8 around 09:00. The live reading is UV 0.8 right now.

UV stays low across today's forecast. Minimal sun protection is needed for most people, though reflective surfaces like snow or water can still add exposure.

Compare with other cities in Tokyo, or read practical planning notes in the blog .