UV Index Today

Real-time solar radiation monitoring

San Luis Potosí, Mexico
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San Luis Potosí

San Luis Potosí, Mexico • Local time: 17:10

Live UV Index
17:00
1.1
Low
Peak 2.6 at 09:00

Temp

19.0°C
Light Showers

Status

Light Showers

Max

22.3°C

Next 3 Hours

0.4
18:00
0.0
19:00
0.0
20:00

Humidity

83%

Cloud

100%

Wind Spd

12.1km/h

"Low risk. Minimal protection needed."

Today's UV Forecast

Hourly prediction for San Luis Potosí · Peak 2.6 at 09:00

—
00
—
01
—
02
—
03
—
04
—
05
—
06
0.1
07
0.8
08
2.6
09
2.3
10
1.5
11
2.2
12
2.5
13
1.3
14
0.8
15
0.9
16
1.1
17
0.4
18
—
19
—
20
—
21
—
22
—
23

Sunburn time at UV 1.1

Estimate for San Luis Potosí based on your skin type. Estimates only — not medical advice.

Skin type (Fitzpatrick)

Unprotected

1h 27m

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

22.1793, -100.9597 · Elev. 1860 m · America/Mexico_City

Open in Google Maps

Today's UV outlook for San Luis Potosí

Today's forecast for San Luis Potosí peaks at UV 2.6 around 09:00. The live reading is UV 1.1 right now.

San Luis Potosí sits at about 1860 m elevation. Thinner air at altitude can add roughly 19% UV compared with sea level at the same latitude—cool mountain air is not a low-UV signal.

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 San Luis Potosí, or read practical planning notes in the blog .