MEDIAN FLOW RATE · 1 YEAR
—cfs
No flow data available
Precipitation History
Precipitation · YTD
DryDrier than normal
2026 to date
26.6in
-20% vs normal
26.57 in of precipitation so far this year, 20% below the 30-year normal of 33.18 in for this point in the season.
YTD Total
26.6in
This year so far
Normal to Date
33.2in
30-yr average
Typical Range
24.7–42.4in
10th–90th pct YTD
Departure
-20%
vs 30-yr normal
By Month
This year
Typical range
Normal
Jan: 4.52" · normal 8.48" (4.6–11.8)
Feb: 7.11" · normal 6.40" (3.6–10.3)
Mar: 6.40" · normal 6.93" (4.1–11.0)
Apr: 4.47" · normal 5.48" (2.5–7.6)
May: 1.76" · normal 3.57" (1.4–5.4)
Jun: 2.31" (so far)· normal 2.34" (1.3–3.8)
Jul: normal 0.59" (0.1–1.3)
Aug: normal 0.79" (0.1–1.5)
Sep: normal 2.38" (0.2–4.9)
Oct: normal 5.69" (2.5–9.1)
Nov: normal 9.00" (4.2–12.2)
Dec: normal 9.45" (5.1–14.0)
Baseline 1991–2020 · Source: Open-Meteo05:30 PM
Your History · JOHNSON CREEK AT 45TH AVENUE, PORTLAND, OR
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Weather Conditions
WEATHER CONDITIONS
TODAY
66°
56°
TUE
64°
52°
WED
64°
51°
THU
69°
48°
FRI
73°
59°
SAT
82°
53°
SUN
77°
51°
FISH INDEX
Temperature
Ideal
Wind
Calm
Pressure
Stable
Moon Phase
Peak Activity
DAYLIGHT
SUNRISE
05:25 AM
SUNSET
09:03 PM
15H 38M OF DAYLIGHT2H 27M REMAINING
MOON PHASE
Full Moon
100% illuminated
PEAK ACTIVITY
Station Location
45.4618, -122.6162Loading map…
DATA · USGS · NOAA · NWSUPDATED 2026-06-29 18:36 UTC
Site #452743122365400·USGS
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