Search again
Rain Today in Foster City, CA: How Much Rain Fell — Last 24 Hour Rainfall Totals
Measured from radar and rain gauges by Precip.
0.00" of rain in Foster City, CA in the last 24 hours
Thu, Nov 5 total: 0.00"
- Past 7 days
- 0.19"
- 2026 so far
- 10.57" 17.7% below average
- Last rain
- 0.17" 4 days ago Nov 1, 8:00 AM - 11:00 AM UTC
- Your exact spot
- Rain varies block by block Pin your yard or field →
Precip measured 0.00" of rain in Foster City, CA over the last 24 hours and 0.19" over the past 7 days. So far in 2026, Foster City, CA has received 10.57" of rain, 17.7% below average (normal to date: 12.84").
Daily Rainfall Totals in Foster City, CA (Last 7 Days)
Observed 24-hour daily precipitation totals measured by Precip
Monthly Rainfall Totals in Foster City, CA (2026)
Accumulated monthly rainfall compared to 30-year normal averages
| Month | 2026 Total | 30-Yr Normal | vs. Normal |
|---|---|---|---|
| January | 2.76" | 3.51" | −0.75" (−21%) |
| February | 3.63" | 3.51" | +0.12" (+3%) |
| March | 0.13" | 2.66" | −2.52" (−95%) |
| April | 3.34" | 1.34" | +2.00" (+148%) |
| May | 0.38" | 0.53" | −0.15" (−29%) |
| June | 0.00" | 0.15" | −0.15" (−100%) |
| July | 0.01" | 0.01" | 0.00" (−10%) |
| August | 0.00" | 0.04" | −0.04" (−100%) |
| September | 0.00" | 0.08" | −0.08" (−98%) |
| October | 0.29" | 0.78" | −0.49" (−62%) |
| November (to date) | 0.02" | 0.22" | −0.20" (−92%) |
| 2026 YTD Total | 10.57" | 12.84" | −2.27" (17.7% below average) |
Rainfall Totals vs Normals (30 Year Average)
Download Now
Track rainfall in Foster City, CA every day
Get hyper-local alerts, save unlimited locations, and unlock deeper history in the Precip app.
4.8 from over 10K ratings
Rain Forecast for Foster City, CA
Lookup weather conditions for zip codes in Foster City, CA
Recent Snowfall Totals
Recent Rainfall Totals
Nearby Parks, Stadiums & Trailheads
- Bowditch Middle School Auditorium (Stadium)
- Bair Island Ecological Reserve (Park)
- Danny Frisella Memorial Staduim (Stadium)
- Brady Family Stadium aka Freitas Field (Stadium)
- Hidden Canyon Park (Park)
- Waterdog Lake Open Space (Park)
- Tobin Clark Open Space (Park)
- Hayward Regional Shoreline (Park)
- Pulgas Ridge Open Space Preserve (Park)
- Woodridge Open Space (Park)
- Coyote Hills Regional Park (Park)
- Ravenswood Open Space Preserve (Park)