Boulder Longest Rain Streaks

What's the most days it has rained in a row in Boulder history? This page shows the most consecutive days with precipitation (rain or snow) in Boulder, Colorado from 1893–2024.

Longest snow streaks
Longest dry streaks

Longest Streak: 15 Days

Between Jun 4–18, 1967, there was at least 0.01 inches of rain or 0.1 inches of snow recorded each day in Boulder.

# Days	When
15	Jun 4–18, 1967
15	May 11–25, 1935
13	May 23 – Jun 4, 1995
12	May 15–26, 2015
11	Jul 1–11, 2015
10	Jun 6–15, 2009
10	May 11–20, 1983
10	Aug 1–10, 1943
9	Jul 21–29, 2018
9	Jul 6–14, 2011
9	Apr 16–24, 1995
9	May 13–21, 1993
9	Mar 26 – Apr 3, 1993
9	May 17–25, 1987
9	Jul 16–24, 1986
9	May 31 – Jun 8, 1978
9	Sep 12–20, 1976
9	Sep 8–16, 1950
9	May 11–19, 1949
9	Jun 3–11, 1923

Weather Station Details

Years	Station	Coordinates
1893–2024	Boulder	location