Weather on April 15
Pomona, CA
55 Years of Data
Avg High
73°F
Avg Low
48°F
Warmest
1987
73°F avg
Coldest
1998
50°F avg
About This Date
April 15th in Pomona, CA typically brings pleasant spring weather, with average highs around 73°F and lows near 48°F — a 25°F daily swing. Over 53 years of records, the warmest April 15th was in 1987 (73°F average), while the coldest was 1998 (50°F) — a 23°F range across recorded history. Rain or other precipitation has occurred on about 9% of April 15th dates historically, with the wettest April 15th recording 0.76" of rain. The last decade has been 2.0°F cooler on this date compared to 20-30 years ago.
The last decade has been 2.0°F cooler on this date compared to 20-30 years ago.
Planning for April 15th in Pomona, CA? Great weather for outdoor activities.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 64° | 47° | 55° | — | — |
| 2024 | 67° | 42° | 54° | — | — |
| 2023 | 74° | 43° | 58° | — | — |
| 2022 | 72° | 44° | 58° | — | — |
| 2021 | 68° | 42° | 55° | — | — |
| 2020 | 78° | 49° | 63° | — | — |
| 2019 | 69° | 48° | 59° | — | — |
| 2018 | 77° | 51° | 64° | — | — |
| 2017 | 78° | 46° | 62° | — | — |
| 2016 | 76° | 47° | 61° | — | — |
| 2015 | 84° | 47° | 65° | — | — |
| 2014 | 82° | 52° | 67° | — | — |
| 2013 | 58° | 48° | 53° | — | — |
| 2012 | 72° | 41° | 56° | 0.03" | — |
| 2011 | 88° | 51° | 69° | — | — |
| 2010 | 76° | 43° | 59° | — | — |
| 2009 | 69° | 44° | 57° | — | — |
| 2008 | 70° | 51° | 60° | — | — |
| 2007 | 61° | 48° | 54° | 0.76" | — |
| 2006 | 66° | 52° | 59° | 0.25" | — |
| 2005 | 85° | 49° | 67° | — | — |
| 2004 | 75° | 48° | 62° | — | — |
| 2003 | 65° | 44° | 54° | — | — |
| 2002 | 78° | 54° | 66° | — | — |
| 2001 | 74° | 53° | 63° | — | — |
| 2000 | 63° | 46° | 54° | — | — |
| 1999 | 87° | 55° | 71° | — | — |
| 1998coldest | 63° | 37° | 50° | — | — |
| 1995 | 77° | 49° | 63° | — | — |
| 1994 | 85° | 51° | 68° | — | — |
| 1993 | 72° | 51° | 61° | — | — |
| 1992 | 65° | 47° | 56° | — | — |
| 1991 | 72° | 68° | 70° | — | — |
| 1990 | 72° | 55° | 63° | — | — |
| 1989 | 74° | 56° | 65° | — | — |
| 1988 | 64° | 54° | 59° | — | — |
| 1987warmest | 94° | 53° | 73° | — | — |
| 1986 | 77° | 47° | 62° | — | — |
| 1985 | 79° | 59° | 69° | — | — |
| 1984 | 90° | 49° | 69° | — | — |
| 1983 | 77° | 42° | 60° | — | — |
| 1982 | 67° | 45° | 56° | — | — |
| 1981 | 76° | 47° | 61° | — | — |
| 1980 | 82° | 48° | 65° | — | — |
| 1979 | 79° | 50° | 64° | — | — |
| 1978 | 65° | 49° | 57° | — | — |
| 1977 | 71° | 46° | 59° | — | — |
| 1976 | 64° | 48° | 56° | — | — |
| 1975 | 57° | 47° | 52° | 0.1" | — |
| 1974 | 87° | 50° | 69° | — | — |
| 1973 | 64° | 40° | 52° | — | — |
| 1972 | 79° | 44° | 61° | — | — |
| 1971 | 60° | 47° | 53° | 0.25" | — |
53 years of data from POMONA/FAIRPLEX