MEDIAN FLOW RATE · 30 DAY
3cfs
Optimal band: 3–3 cfs
PERIOD HIGH
3cfs
PERIOD LOW
3cfs
RUNNABLE
100%
last 30 day in band
Precipitation History
Precipitation · YTD
DryDrier than normal
2026 to date
7.5in
-46% vs normal
7.53 in of precipitation so far this year, 46% below the 30-year normal of 13.87 in for this point in the season.
YTD Total
7.5in
This year so far
Normal to Date
13.9in
30-yr average
Typical Range
9.4–17.9in
10th–90th pct YTD
Departure
-46%
vs 30-yr normal
By Month
This year
Typical range
Normal
Jan: 0.71" · normal 0.94" (0.4–1.5)
Feb: 0.59" · normal 1.02" (0.3–1.5)
Mar: 0.81" · normal 1.91" (1.1–2.8)
Apr: 0.66" · normal 3.01" (1.4–4.4)
May: 3.78" · normal 4.13" (2.4–6.1)
Jun: 0.99" (so far)· normal 3.18" (1.3–5.5)
Jul: normal 3.40" (1.5–5.2)
Aug: normal 3.17" (1.7–5.1)
Sep: normal 2.19" (0.5–3.8)
Oct: normal 1.82" (0.8–3.0)
Nov: normal 1.23" (0.6–2.3)
Dec: normal 0.86" (0.3–1.5)
Baseline 1991–2020 · Source: Open-Meteo12:39 AM
Your History · Boulder-Larimer Bypass Near Berthoud
Track your history
Sign in to track your sessions at Boulder-Larimer Bypass Near Berthoud — best days, monthly trends, and time on the water.
Sign inSPONSORED
Weather Conditions
WEATHER CONDITIONS
TODAY
71°
58°
FRI
83°
54°
SAT
93°
56°
SUN
95°
63°
MON
90°
63°
TUE
86°
58°
WED
93°
64°
FISH INDEX
Temperature
Ideal
Wind
Strong
Pressure
Stable
Moon Phase
Average
DAYLIGHT
SUNRISE
05:32 AM
SUNSET
08:34 PM
15H 2M OF DAYLIGHT18H 37M REMAINING
MOON PHASE
Waxing Gibbous
83% illuminated
Station Location
40.2587, -105.1758Loading map…
DATA · CO DWR · NOAA · NWSUPDATED 2026-06-26 01:57 UTC
Site #BOUBYPCO·CO DWR
Create a free account to save favorites, set flow alerts, and track conditions