Weather on April 19
Boulder, CO
55 Years of Data
Avg High
62°F
Avg Low
37°F
Warmest
2001
65°F avg
Coldest
2021
35°F avg
About This Date
April 19th in Boulder, CO typically brings mild spring weather, with average highs around 62°F and lows near 37°F — a 25°F daily swing. Over 55 years of records, the warmest April 19th was in 2001 (65°F average), while the coldest was 2021 (35°F) — a 30°F range across recorded history. Precipitation has occurred on 31% of recorded April 19th dates, with snow falling 5% of the time (heaviest snowfall: 4.3"). The last decade has been 6.0°F cooler on this date compared to 20-30 years ago.
The last decade has been 6.0°F cooler on this date compared to 20-30 years ago.
Planning for April 19th in Boulder, CO? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.
Cooling Trend
0.8°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 46° | 30° | 38° | — | — |
| 2024 | 39° | 32° | 36° | — | — |
| 2023 | 55° | 36° | 45° | — | — |
| 2022 | 81° | 36° | 58° | — | — |
| 2021coldest | 48° | 21° | 35° | 0.94" | — |
| 2020 | 54° | 36° | 45° | — | — |
| 2019 | 73° | 36° | 54° | — | — |
| 2018 | 59° | 32° | 46° | — | — |
| 2017 | 72° | 43° | 57° | — | — |
| 2016 | 50° | 32° | 41° | — | — |
| 2015 | 52° | 35° | 43° | 0.23" | — |
| 2014 | 70° | 49° | 59° | 0.36" | — |
| 2013 | 54° | 22° | 38° | — | — |
| 2012 | 67° | 42° | 54° | — | — |
| 2011 | 59° | 37° | 48° | 0.58" | — |
| 2010 | 71° | 40° | 55° | — | — |
| 2009 | 58° | 32° | 45° | 0.05" | — |
| 2008 | 78° | 34° | 56° | — | — |
| 2007 | 64° | 38° | 51° | — | — |
| 2006 | 63° | 29° | 46° | — | — |
| 2005 | 73° | 45° | 59° | — | — |
| 2004 | 64° | 33° | 49° | — | — |
| 2003 | 60° | 35° | 48° | 3" | 0.3" |
| 2002 | 55° | 27° | 41° | — | — |
| 2001warmest | 75° | 55° | 65° | — | — |
| 2000 | 60° | 32° | 46° | — | — |
| 1999 | 76° | 40° | 58° | — | — |
| 1998 | 57° | 30° | 44° | — | — |
| 1997 | 76° | 46° | 61° | — | — |
| 1996 | 53° | 35° | 44° | 0.03" | — |
| 1995 | 45° | 29° | 37° | 2.26" | 4.3" |
| 1994 | 74° | 45° | 59° | — | — |
| 1993 | 52° | 37° | 44° | 0.03" | — |
| 1992 | 58° | 40° | 49° | — | — |
| 1991 | 50° | 30° | 40° | 0.03" | — |
| 1990 | 64° | 44° | 54° | 0.03" | — |
| 1989 | 80° | 39° | 60° | — | — |
| 1988 | 70° | 42° | 56° | — | — |
| 1987 | 77° | 47° | 62° | — | — |
| 1986 | 60° | 30° | 45° | — | — |
| 1985 | 58° | 49° | 53° | 0.05" | — |
| 1984 | 53° | 39° | 46° | — | — |
| 1983 | 70° | 45° | 57° | — | — |
| 1982 | 58° | 32° | 45° | — | — |
| 1981 | 69° | 48° | 59° | 0.13" | — |
| 1980 | 81° | 45° | 63° | — | — |
| 1979 | 78° | 50° | 64° | — | — |
| 1978 | 55° | 28° | 42° | — | — |
| 1977 | 48° | 36° | 42° | 0.79" | — |
| 1976 | 57° | 34° | 45° | — | — |
| 1975 | 55° | 30° | 43° | — | — |
| 1974 | 70° | 45° | 57° | — | — |
| 1973 | 58° | 32° | 45° | 2.03" | 2.7" |
| 1972 | 46° | 34° | 40° | 0.69" | — |
| 1971 | 65° | 35° | 50° | 2.84" | — |
55 years of data from BOULDER MUNI AP