CO DWR · BOCBROCO

BOULDER CREEK

CO DWR · BOCBROCOLIVE

Boulder Creek Below Broadway Street

BOULDER, CO40.0149°N, -105.2785°W Updated 1 d ago

FLOW RATE

29cfs

1D 7D 30D 1YR

Flow Rate Historical Avg

MEDIAN FLOW RATE · 7 DAY

29cfs

Optimal band: 22–30 cfs

PERIOD HIGH

31cfs

PERIOD LOW

12cfs

RUNNABLE

43%

last 7 day in band

Weather Map

Loading weather map…

Precipitation History

Precipitation · YTD

Dry

Drier than normal

2026 to date

7.9in

-47% vs normal

7.86 in of precipitation so far this year, 47% below the 30-year normal of 14.74 in for this point in the season.

YTD Total

7.9in

This year so far

Normal to Date

14.7in

30-yr average

Typical Range

10.9–18.0in

10th–90th pct YTD

Departure

-47%

vs 30-yr normal

By Month

This year

Typical range

Normal

Jan: 0.88" · normal 0.94" (0.4–1.7)

Jan

Feb: 0.60" · normal 1.02" (0.3–1.6)

Feb

Mar: 1.60" · normal 1.96" (1.1–3.0)

Mar

Apr: 0.93" · normal 3.02" (1.4–4.4)

Apr

May: 2.97" · normal 3.88" (2.2–5.8)

May

Jun: 0.73" · normal 2.90" (1.2–4.9)

Jun

Jul: 0.15" (so far)· normal 2.78" (1.2–4.3)

Jul

Aug: normal 2.64" (1.2–4.1)

Aug

Sep: normal 2.06" (0.5–3.3)

Sep

Oct: normal 1.82" (0.8–3.0)

Oct

Nov: normal 1.27" (0.7–2.3)

Nov

Dec: normal 0.88" (0.3–1.5)

Dec

Baseline 1991–2020 · Source: Open-Meteo22:37 UTC

Your History · Boulder Creek Below Broadway Street

Track your history

Sign in to track your sessions at Boulder Creek Below Broadway Street — best days, monthly trends, and time on the water.

Station Location

40.0149, -105.2785

Loading map…

DATA · CO DWR · NOAA · NWSUPDATED 2026-07-12 00:00 UTC

Site #BOCBROCO·CO DWR

Create a free account to save favorites, set flow alerts, and track conditions