UV Index Today

Real-time solar radiation monitoring

Hamilton, Ontario, Canada
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Hamilton

Ontario, Canada • Local time: 04:47

Live UV Index
04:00
0.0
Low
Peak 7.0 at 14:00

Temp

17.8°C
Cloudy

Status

Cloudy

Max

25.3°C

Next 3 Hours

0.0
05:00
0.0
06:00
0.1
07:00

Humidity

86%

Cloud

97%

Wind Spd

11.7km/h

"Low risk. Minimal protection needed."

Today's UV Forecast

Hourly prediction for Hamilton · Peak 7.0 at 14:00

—
00
—
01
—
02
—
03
—
04
—
05
—
06
0.1
07
0.8
08
1.9
09
3.3
10
4.7
11
5.9
12
6.7
13
7.0
14
6.7
15
5.8
16
4.5
17
3.1
18
1.7
19
0.7
20
0.1
21
—
22
—
23

Sunburn Time & SPF

Estimate burn time for your skin type at UV 0.0 in Hamilton.

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Location Map

43.2502, -79.8674 · Elev. 103 m · America/Toronto

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Live UV Index in Hamilton

This page shows the live UV index for Hamilton, Ontario, Canada. Use the current reading, today's peak estimate, and the all-day hourly forecast to plan outdoor time and sun protection in Hamilton.

UV intensity can change quickly around midday. Check the peak time and hourly bars for Hamilton before long outdoor activities, and increase protection when the index moves into High or above.

Planning Outdoor Time in Hamilton

Pair the live UV index with temperature, cloud cover, and wind to judge comfort and exposure risk. Even on cooler or breezy days, high UV can still cause skin damage.

Want nearby comparisons? Browse all cities in Ontario.