MEDIAN FLOW RATE · 1 YEAR
—cfs
No flow data available
Precipitation History
Precipitation · YTD
NormalNear-normal year
2026 to date
13.9in
≈ normal
13.93 in of precipitation so far this year — about average for this point in the season (normal 13.48 in).
YTD Total
13.9in
This year so far
Normal to Date
13.5in
30-yr average
Typical Range
5.6–23.1in
10th–90th pct YTD
Departure
+3%
vs 30-yr normal
By Month
This year
Typical range
Normal
Jan: 3.66" · normal 4.18" (0.3–8.9)
Feb: 4.48" · normal 4.01" (0.3–8.1)
Mar: 0.89" · normal 3.06" (0.3–6.5)
Apr: 3.85" · normal 1.36" (0.3–2.6)
May: 1.03" · normal 0.75" (0.0–1.4)
Jun: 0.01" (so far)· normal 0.15" (0.0–0.3)
Jul: normal 0.01" (0.0–0.0)
Aug: normal 0.05" (0.0–0.0)
Sep: normal 0.07" (0.0–0.3)
Oct: normal 0.97" (0.0–2.8)
Nov: normal 2.05" (0.6–3.9)
Dec: normal 3.94" (0.4–7.8)
Baseline 1991–2020 · Source: Open-Meteo12:06 PM
Your History · CACHE SLOUGH A CHANNEL MARKER 49A NR RIO VISTA CA
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Weather Conditions
WEATHER CONDITIONS
TODAY
81°
57°
FRI
76°
58°
SAT
77°
59°
SUN
87°
51°
MON
91°
54°
TUE
88°
54°
WED
79°
51°
FISH INDEX
Temperature
Ideal
Wind
Moderate
Pressure
Stable
Moon Phase
Average
DAYLIGHT
SUNRISE
05:45 AM
SUNSET
08:34 PM
14H 49M OF DAYLIGHT7H 7M REMAINING
MOON PHASE
Waxing Gibbous
79% illuminated
Station Location
38.2334, -121.6750Loading map…
DATA · USGS · NOAA · NWSUPDATED 2026-06-25 13:27 UTC
Site #11455340·USGS
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