Weather on April 9
Pomona, CA
55 Years of Data
Avg High
74°F
Avg Low
48°F
Warmest
2014
74°F avg
Coldest
1999
45°F avg
About This Date
April 9th in Pomona, CA typically brings pleasant spring weather, with average highs around 74°F and lows near 48°F — a 26°F daily swing. Over 54 years of records, the warmest April 9th was in 2014 (74°F average), while the coldest was 1999 (45°F) — a 29°F range across recorded history. Rain or other precipitation has occurred on about 6% of April 9th dates historically, with the wettest April 9th recording 2.54" of rain. The last decade has been 5.5°F warmer on this date compared to 20-30 years ago.
The last decade has been 5.5°F warmer on this date compared to 20-30 years ago.
Planning for April 9th in Pomona, CA? Great weather for outdoor activities.
Warming Trend
0.8°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2026 | 79° | 55° | 67° | — | — |
| 2025 | 85° | 54° | 69° | — | — |
| 2024 | 79° | 50° | 64° | — | — |
| 2023 | 81° | 48° | 64° | — | — |
| 2022 | 85° | 55° | 70° | — | — |
| 2021 | 78° | 49° | 63° | — | — |
| 2020 | 49° | 44° | 46° | — | — |
| 2019 | 72° | 53° | 62° | — | — |
| 2018 | 93° | 53° | 73° | — | — |
| 2017 | 70° | 43° | 56° | — | — |
| 2016 | 60° | 51° | 56° | — | — |
| 2015 | 76° | 45° | 60° | — | — |
| 2014warmest | 91° | 57° | 74° | — | — |
| 2013 | 76° | 42° | 59° | — | — |
| 2012 | 85° | 47° | 66° | — | — |
| 2011 | 60° | 37° | 49° | — | — |
| 2010 | 77° | 48° | 63° | — | — |
| 2009 | 86° | 58° | 72° | — | — |
| 2008 | 68° | 47° | 57° | — | — |
| 2007 | 68° | 52° | 60° | — | — |
| 2006 | 69° | 46° | 58° | — | — |
| 2005 | 69° | 46° | 58° | — | — |
| 2004 | 75° | 56° | 65° | — | — |
| 2003 | 88° | 50° | 69° | — | — |
| 2002 | 67° | 51° | 59° | — | — |
| 2001 | 54° | 39° | 46° | 2.54" | — |
| 2000 | 73° | 46° | 60° | — | — |
| 1999coldest | 57° | 32° | 45° | — | — |
| 1998 | 72° | 41° | 56° | — | — |
| 1995 | 72° | 39° | 55° | — | — |
| 1994 | 70° | 50° | 60° | — | — |
| 1993 | 81° | 47° | 64° | — | — |
| 1992 | 68° | 45° | 56° | — | — |
| 1991 | 86° | 50° | 68° | — | — |
| 1990 | 84° | 54° | 69° | — | — |
| 1989 | 84° | 54° | 69° | — | — |
| 1988 | 93° | 50° | 72° | — | — |
| 1987 | 87° | 51° | 69° | — | — |
| 1986 | 77° | 45° | 61° | — | — |
| 1985 | 78° | 51° | 65° | — | — |
| 1984 | 74° | 42° | 58° | — | — |
| 1983 | 68° | 44° | 56° | — | — |
| 1982 | 75° | 47° | 61° | — | — |
| 1981 | 74° | 45° | 59° | — | — |
| 1980 | 84° | 52° | 68° | — | — |
| 1979 | 65° | 54° | 59° | 0.08" | — |
| 1978 | 60° | 39° | 50° | — | — |
| 1977 | 74° | 44° | 59° | — | — |
| 1976 | 63° | 44° | 53° | — | — |
| 1975 | 50° | 43° | 46° | 1.68" | — |
| 1974 | 79° | 50° | 64° | — | — |
| 1973 | 79° | 44° | 61° | — | — |
| 1972 | 75° | 45° | 60° | — | — |
| 1971 | 70° | 47° | 58° | — | — |
54 years of data from POMONA/FAIRPLEX