Wednesday, November 4

UV index forecast in San Diego, California

Today’s forecast is not available here yet. The latest, for Wednesday, November 4, peaked at 5 (moderate) around 12 PM.

UV index right now in San Diego

The forecast for the current hour is unavailable. Check back for a new forecast.

Protection on Nov 411 AM–3 PMUV 3 or higher, local time
Solar noon11:33 AMwhen the sun is highest
Sunrise · sunset6:11 AM · 4:55 PMlocal time
Peak5around 12 PM

Sun protection on Wednesday, November 4

Moderate Protection needed. Seek shade during late morning through mid-afternoon. Use broad-spectrum SPF 15+ sunscreen on exposed skin and wear protective clothing, a wide-brimmed hat and sunglasses (EPA).

What the UV index scale means

Hourly UV forecast

0 3 6 8 11 7AM 1 1 9AM 2 4 11AM 5 4 1PM 3 1 3PM
San Diego hourly UV index, Wednesday, November 4: peaks at 5 (Moderate). Colors follow the WHO exposure categories.
HourUV indexExposure
7 AM0Low
8 AM1Low
9 AM1Low
10 AM2Low
11 AM4Moderate
12 PM5Moderate
1 PM4Moderate
2 PM3Moderate
3 PM1Low
 NOAA/EPA UV Index forecast for ZIP 92123, local time. Forecast retrieved Nov 4, 2026 at 11:59 AM PST.

Recent UV forecasts in San Diego

Across 7 available forecast dates from Oct 29, 2026 to Nov 4, 2026, the forecast peak ranged from 3 to 5 (highest on Nov 2, 2026).

DatePeak UVExposure
Wed, Nov 45Moderate
Tue, Nov 35Moderate
Mon, Nov 25Moderate
Sun, Nov 14Moderate
Sat, Oct 313Moderate
Fri, Oct 304Moderate
Thu, Oct 293Moderate
 Archived NOAA/EPA forecasts, not measured UV. Only available dates are shown; missing dates are not estimated.

UV index today near San Diego

CityDistancePeak today
La Mesa, CA6.8 mi—
Santee, CA8.1 mi—
Lemon Grove, CA8.7 mi—
El Cajon, CA9.3 mi—
National City, CA11 mi—
Poway, CA12 mi—
Chula Vista, CA16 mi—
Encinitas, CA17 mi—

More: California UV index · San Diego frost dates · San Diego water temperature · UV index explained