Weather on April 23
Longmont, CO
55 Years of Data
About This Date
April 23rd in Longmont, CO typically brings mild spring weather, with average highs around 67°F and lows near 36°F — a 31°F daily swing. Over 56 years of records, the warmest April 23rd was in 2022 (70°F average), while the coldest was 2013 (27°F) — a 43°F range across recorded history. Precipitation has occurred on 23% of recorded April 23rd dates, with snow falling 5% of the time (heaviest snowfall: 7.5"). The last decade has been 10.1°F warmer on this date compared to 20-30 years ago.
The last decade has been 10.1°F warmer on this date compared to 20-30 years ago.
Planning for April 23rd in Longmont, CO? Great weather for outdoor activities.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2026 | 86° | 50° | 68° | — | — |
| 2025 | 76° | 41° | 58° | — | — |
| 2024 | 77° | 45° | 61° | — | — |
| 2023 | 40° | 26° | 33° | — | — |
| 2022warmest | 91° | 49° | 70° | — | — |
| 2021 | 50° | 31° | 40° | — | — |
| 2020 | 70° | 42° | 56° | — | — |
| 2019 | 66° | 42° | 54° | — | — |
| 2018 | 68° | 33° | 51° | — | — |
| 2017 | 74° | 34° | 54° | — | — |
| 2016 | 78° | 45° | 61° | — | — |
| 2015 | 69° | 40° | 54° | — | — |
| 2014 | 69° | 45° | 57° | — | — |
| 2013coldest | 34° | 20° | 27° | 0.71" | 7.5" |
| 2012 | 82° | 41° | 62° | — | — |
| 2011 | 54° | 30° | 42° | 0.07" | — |
| 2010 | 50° | 33° | 42° | 1.48" | 1" |
| 2009 | 80° | 46° | 63° | — | — |
| 2008 | 75° | 36° | 55° | — | — |
| 2007 | 59° | 38° | 48° | 0.07" | — |
| 2006 | 76° | 43° | 59° | — | — |
| 2005 | 63° | 40° | 51° | — | — |
| 2004 | 47° | 33° | 40° | 0.23" | — |
| 2003 | 69° | 45° | 57° | 0.02" | — |
| 2002 | 72° | 25° | 48° | — | — |
| 2001 | 37° | 20° | 28° | — | — |
| 2000 | 74° | 36° | 55° | 0.19" | — |
| 1999 | 44° | 22° | 33° | 1.42" | 1.4" |
| 1998 | 70° | 28° | 49° | — | — |
| 1997 | 63° | 28° | 45° | 0.22" | — |
| 1996 | 59° | 29° | 44° | — | — |
| 1995 | 44° | 27° | 35° | — | — |
| 1994 | 81° | 37° | 59° | — | — |
| 1993 | 76° | 38° | 57° | — | — |
| 1992 | 70° | 41° | 55° | — | — |
| 1991 | 63° | 36° | 49° | — | — |
| 1990 | 79° | 39° | 59° | — | — |
| 1989 | 88° | 44° | 66° | — | — |
| 1988 | 57° | 25° | 41° | 0.01" | — |
| 1987 | 77° | 34° | 55° | — | — |
| 1986 | 77° | 46° | 62° | — | — |
| 1985 | 68° | 34° | 51° | — | — |
| 1984 | 49° | 30° | 39° | — | — |
| 1983 | 48° | 38° | 43° | 0.27" | — |
| 1982 | 67° | 29° | 48° | — | — |
| 1981 | 75° | 34° | 54° | — | — |
| 1980 | 77° | 44° | 61° | 0.01" | — |
| 1979 | 79° | 41° | 60° | — | — |
| 1978 | 66° | 34° | 50° | — | — |
| 1977 | 75° | 39° | 57° | — | — |
| 1976 | 78° | 44° | 61° | — | — |
| 1975 | 76° | 39° | 57° | — | — |
| 1974 | 68° | 36° | 52° | — | — |
| 1973 | 62° | 34° | 48° | — | — |
| 1972 | 71° | 36° | 53° | — | — |
| 1971 | 45° | 33° | 39° | 0.35" | — |
Longmont, CO Temperature Range by Month
Average monthly highs and lows. The shaded band shows the typical daily temperature range.
Longmont, CO Monthly Precipitation
Average rainfall and snowfall per month, in inches.
Longmont, CO Daily Temperature Calendar
Average daily high temperature for every day of the year. Each cell is the climatological mean for that calendar day across 55 years of NOAA data.
Best Time to Visit Longmont, CO
Most pleasant months in Longmont, CO: May, September, October.
What to expect on April 23rd
This page shows what actually happened each year. For the odds — typical high and low, and how often it stays dry — see the climatological outlook for this date.
April 23rd outlook →