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Rain Today in Altadena, CA: How Much Rain Fell — Last 24 Hour Rainfall Totals
Measured from radar and rain gauges by Precip.
0.00" of rain in Altadena, CA in the last 24 hours
Tue, Nov 3 total: 0.00"
- Past 7 days
- 0.51"
- 2026 so far
- 9.25" 49.5% below average
- Last rain
- 0.51" 2 days ago Nov 1, 12:00 AM - 12:00 PM UTC
- Your exact spot
- Rain varies block by block Pin your yard or field →
Precip measured 0.00" of rain in Altadena, CA over the last 24 hours and 0.51" over the past 7 days. So far in 2026, Altadena, CA has received 9.25" of rain, 49.5% below average (normal to date: 18.32").
Daily Rainfall Totals in Altadena, CA (Last 7 Days)
Observed 24-hour daily precipitation totals measured by Precip
Monthly Rainfall Totals in Altadena, CA (2026)
Accumulated monthly rainfall compared to 30-year normal averages
| Month | 2026 Total | 30-Yr Normal | vs. Normal |
|---|---|---|---|
| January | 1.85" | 4.90" | −3.04" (−62%) |
| February | 3.95" | 5.89" | −1.94" (−33%) |
| March | 0.43" | 3.60" | −3.16" (−88%) |
| April | 0.50" | 1.29" | −0.79" (−61%) |
| May | 0.00" | 0.85" | −0.85" (−100%) |
| June | 0.00" | 0.27" | −0.27" (−100%) |
| July | 0.00" | 0.08" | −0.08" (−100%) |
| August | 0.00" | 0.02" | −0.01" (−74%) |
| September | 1.20" | 0.25" | +0.95" (+383%) |
| October | 1.31" | 1.07" | +0.24" (+22%) |
| November (to date) | 0.00" | 0.11" | −0.11" (−100%) |
| 2026 YTD Total | 9.25" | 18.32" | −9.07" (49.5% below average) |
Rainfall Totals vs Normals (30 Year Average)
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Nearby Parks, Stadiums & Trailheads
- Altadena Crest Trail Trailhead (Trailhead)
- Altadena Crest Trail (Trailhead)
- The Cobb Estate (Park)
- Rubio Canyon (Park)
- Casa Del Caballero (Park)
- Andrea Wilson Triangle (Park)
- Altadena Crest Trail Connector Trailhead (Trailhead)
- Eaton Canyon Open Space (Park)
- MRCA Open Space (Park)
- LA County Open Space (Park)
- Millard Canyon Open Space (Park)
- Hahamongna Watershed Natural Park (Park)