Weather on April 30
Longmont, CO
55 Years of Data
Avg High
64°F
Avg Low
37°F
Warmest
2007
66°F avg
Coldest
2005
30°F avg
About This Date
April 30th in Longmont, CO typically brings mild spring weather, with average highs around 64°F and lows near 37°F — a 27°F daily swing. Over 55 years of records, the warmest April 30th was in 2007 (66°F average), while the coldest was 2005 (30°F) — a 36°F range across recorded history. Precipitation has occurred on 42% of recorded April 30th dates, with snow falling 11% of the time (heaviest snowfall: 3.8"). The last decade has been 2.4°F warmer on this date compared to 20-30 years ago.
The last decade has been 2.4°F warmer on this date compared to 20-30 years ago.
Planning for April 30th in Longmont, CO? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.
Warming Trend
0.3°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 69° | 37° | 53° | — | — |
| 2024 | 71° | 43° | 57° | — | — |
| 2023 | 75° | 40° | 57° | — | — |
| 2022 | 63° | 38° | 50° | — | — |
| 2021 | 74° | 41° | 57° | — | — |
| 2020 | 75° | 43° | 59° | — | — |
| 2019 | 40° | 30° | 35° | 1.04" | 3.8" |
| 2018 | 83° | 47° | 65° | — | — |
| 2017 | 58° | 21° | 39° | 0.05" | 0.3" |
| 2016 | 38° | 31° | 34° | 0.89" | 1.6" |
| 2015 | 79° | 46° | 62° | — | — |
| 2014 | 54° | 29° | 41° | — | — |
| 2013 | 75° | 42° | 59° | — | — |
| 2012 | 77° | 36° | 56° | — | — |
| 2011 | 49° | 30° | 39° | — | — |
| 2010 | 53° | 28° | 41° | — | — |
| 2009 | 70° | 37° | 53° | — | — |
| 2008 | 80° | 45° | 62° | — | — |
| 2007warmest | 79° | 53° | 66° | — | — |
| 2006 | 67° | 39° | 53° | — | — |
| 2005coldest | 38° | 22° | 30° | 0.2" | 1" |
| 2004 | 40° | 32° | 36° | 0.33" | — |
| 2003 | 66° | 42° | 54° | 0.48" | — |
| 2002 | 79° | 33° | 56° | — | — |
| 2001 | 83° | 38° | 60° | — | — |
| 2000 | 74° | 39° | 56° | 0.46" | — |
| 1999 | 53° | 39° | 46° | 0.66" | — |
| 1998 | 72° | 32° | 52° | — | — |
| 1997 | 65° | 32° | 48° | — | — |
| 1996 | 61° | 27° | 44° | — | — |
| 1995 | 45° | 37° | 41° | 1.02" | — |
| 1994 | 40° | 27° | 33° | 0.28" | — |
| 1993 | 73° | 39° | 56° | — | — |
| 1992 | 83° | 48° | 65° | — | — |
| 1991 | 56° | 32° | 44° | 0.81" | 1" |
| 1990 | 51° | 29° | 40° | 0.08" | 0.3" |
| 1989 | 47° | 22° | 34° | 0.66" | — |
| 1988 | 76° | 36° | 56° | — | — |
| 1987 | 80° | 44° | 62° | — | — |
| 1986 | 72° | 44° | 58° | — | — |
| 1985 | 68° | 47° | 57° | 0.99" | — |
| 1984 | 51° | 30° | 41° | 0.08" | — |
| 1983 | 67° | 42° | 54° | 0.13" | — |
| 1982 | 64° | 38° | 51° | — | — |
| 1981 | 79° | 48° | 63° | — | — |
| 1980 | 76° | 48° | 62° | 0.58" | — |
| 1979 | 67° | 33° | 50° | — | — |
| 1978 | 68° | 43° | 55° | 1.4" | — |
| 1977 | 75° | 42° | 59° | 0.1" | — |
| 1976 | 50° | 35° | 43° | 1.98" | — |
| 1975 | 54° | 30° | 42° | 0.03" | — |
| 1974 | 45° | 33° | 39° | 0.36" | — |
| 1973 | 51° | 40° | 45° | 0.05" | — |
| 1972 | 60° | 39° | 50° | — | — |
| 1971 | 62° | 36° | 49° | — | — |
55 years of data from LONGMONT 2 ESE