MEDIAN FLOW RATE · 1 YEAR
0cfs
Optimal band: 7–9 cfs
PERIOD HIGH
38cfs
PERIOD LOW
1cfs
RUNNABLE
37%
last 1 year in band
Precipitation History
Precipitation · YTD
DryDrier than normal
2026 to date
9.3in
-31% vs normal
9.33 in of precipitation so far this year, 31% below the 30-year normal of 13.56 in for this point in the season.
YTD Total
9.3in
This year so far
Normal to Date
13.6in
30-yr average
Typical Range
10.0–17.3in
10th–90th pct YTD
Departure
-31%
vs 30-yr normal
By Month
This year
Typical range
Normal
Jan: 0.99" · normal 0.94" (0.4–1.7)
Feb: 0.54" · normal 1.01" (0.3–1.6)
Mar: 1.72" · normal 1.98" (1.1–2.9)
Apr: 1.51" · normal 3.04" (1.4–4.4)
May: 3.37" · normal 3.93" (2.2–6.1)
Jun: 1.21" (so far)· normal 2.93" (1.3–4.9)
Jul: normal 2.85" (1.2–4.3)
Aug: normal 2.70" (1.2–4.1)
Sep: normal 2.07" (0.5–3.3)
Oct: normal 1.84" (0.8–3.0)
Nov: normal 1.27" (0.7–2.3)
Dec: normal 0.88" (0.3–1.5)
Baseline 1991–2020 · Source: Open-Meteo02:24 PM
Your History · Community Ditch, Diversion From South Boulder Creek
Track your history
Sign in to track your sessions at Community Ditch, Diversion From South Boulder Creek — best days, monthly trends, and time on the water.
Sign inSPONSORED
Weather Conditions
WEATHER CONDITIONS
TODAY
86°
56°
SAT
90°
61°
SUN
91°
60°
MON
88°
59°
TUE
94°
61°
WED
91°
60°
THU
97°
61°
FISH INDEX
Temperature
Too Hot
Wind
Light
Pressure
Stable
Moon Phase
Average
DAYLIGHT
SUNRISE
05:34 AM
SUNSET
08:33 PM
14H 59M OF DAYLIGHT2H 0M REMAINING
MOON PHASE
Waxing Gibbous
88% illuminated
Station Location
39.9445, -105.2364Loading map…
DATA · CO DWR · NOAA · NWSUPDATED 2026-06-26 18:33 UTC
Site #0600564A·CO DWR
Create a free account to save favorites, set flow alerts, and track conditions