MEDIAN FLOW RATE · 1 YEAR
26cfs 46.2% vs avg
Optimal band: 46–62 cfs
PERIOD HIGH
541cfs
PERIOD LOW
6cfs
RUNNABLE
23%
last 1 year in band
Precipitation History
Precipitation · YTD
NormalNear-normal year
2026 to date
20.0in
≈ normal
20.01 in of precipitation so far this year — about average for this point in the season (normal 20.52 in).
YTD Total
20.0in
This year so far
Normal to Date
20.5in
30-yr average
Typical Range
15.1–25.9in
10th–90th pct YTD
Departure
-2%
vs 30-yr normal
By Month
This year
Typical range
Normal
Jan: 3.18" · normal 3.36" (1.7–5.0)
Feb: 2.58" · normal 3.05" (1.7–4.5)
Mar: 5.18" · normal 4.25" (2.3–6.7)
Apr: 3.49" · normal 3.68" (1.9–6.2)
May: 3.17" · normal 3.06" (1.4–4.7)
Jun: 2.41" (so far)· normal 3.60" (1.5–6.3)
Jul: normal 3.12" (1.6–5.3)
Aug: normal 3.49" (1.4–5.9)
Sep: normal 3.47" (1.6–6.5)
Oct: normal 3.84" (1.3–6.2)
Nov: normal 3.40" (1.9–4.9)
Dec: normal 4.20" (2.3–6.7)
Baseline 1991–2020 · Source: Open-Meteo10:34 PM
Your History · CHARLES RIVER AT MEDWAY, MA
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Weather Conditions
WEATHER CONDITIONS
TODAY
82°
57°
FRI
82°
63°
SAT
82°
63°
SUN
86°
59°
MON
84°
60°
TUE
89°
61°
WED
80°
64°
FISH INDEX
Temperature
Too Hot
Wind
Calm
Pressure
Rising — Slow
Moon Phase
Average
DAYLIGHT
SUNRISE
05:10 AM
SUNSET
08:25 PM
15H 15M OF DAYLIGHT0H 0M REMAINING
MOON PHASE
Waxing Gibbous
82% illuminated
Station Location
42.1398, -71.3895Loading map…
DATA · USGS · NOAA · NWSUPDATED 2026-06-25 22:34 UTC
Site #01103280·USGS
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