MEDIAN FLOW RATE · 1 DAY
0cfs NaN% vs avg
Gauge Height
0.81ft
Precipitation History
Precipitation · YTD
NormalNear-normal year
2026 to date
14.5in
≈ normal
14.54 in of precipitation so far this year — about average for this point in the season (normal 13.23 in).
YTD Total
14.5in
This year so far
Normal to Date
13.2in
30-yr average
Typical Range
6.0–21.6in
10th–90th pct YTD
Departure
+10%
vs 30-yr normal
By Month
This year
Typical range
Normal
Jan: 3.40" · normal 3.69" (0.8–7.7)
Feb: 4.88" · normal 3.85" (0.4–7.6)
Mar: 0.54" · normal 3.03" (0.5–5.9)
Apr: 5.01" · normal 1.69" (0.3–3.3)
May: 0.54" · normal 0.78" (0.0–1.6)
Jun: 0.11" · normal 0.16" (0.0–0.4)
Jul: 0.06" (so far)· normal 0.04" (0.0–0.1)
Aug: normal 0.04" (0.0–0.1)
Sep: normal 0.09" (0.0–0.2)
Oct: normal 0.91" (0.0–2.6)
Nov: normal 1.81" (0.5–3.3)
Dec: normal 3.35" (0.2–6.3)
Baseline 1991–2020 · Source: Open-Meteo06:41 UTC
Your History · DRY C A UNION CITY CA
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Station Location
37.6060, -122.0239Loading map…
DATA · USGS · NOAA · NWSUPDATED 2026-07-12 09:15 UTC
Site #11180500·USGS
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