Weather on May 4
Pomona, CA
55 Years of Data
Avg High
76°F
Avg Low
51°F
Warmest
2004
75°F avg
Coldest
2023
51°F avg
About This Date
May 4th in Pomona, CA typically brings pleasant spring weather, with average highs around 76°F and lows near 51°F — a 25°F daily swing. Over 52 years of records, the warmest May 4th was in 2004 (75°F average), while the coldest was 2023 (51°F) — a 24°F range across recorded history. Rain or other precipitation has occurred on about 2% of May 4th dates historically. The last decade has been 1.0°F warmer on this date compared to 20-30 years ago.
The last decade has been 1.0°F warmer on this date compared to 20-30 years ago.
Planning for May 4th in Pomona, CA? Great weather for outdoor activities.
Warming Trend
0.5°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 53° | 51° | 52° | — | — |
| 2024 | 62° | 51° | 57° | — | — |
| 2023coldest | 57° | 45° | 51° | — | — |
| 2022 | 84° | 50° | 67° | — | — |
| 2021 | 87° | 53° | 70° | — | — |
| 2020 | 84° | 53° | 69° | — | — |
| 2019 | 76° | 49° | 62° | — | — |
| 2018 | 90° | 55° | 72° | — | — |
| 2017 | 87° | 59° | 73° | — | — |
| 2016 | 75° | 51° | 63° | — | — |
| 2015 | 72° | 48° | 60° | — | — |
| 2014 | 86° | 55° | 71° | — | — |
| 2013 | 78° | 53° | 66° | — | — |
| 2012 | 73° | 55° | 64° | — | — |
| 2011 | 94° | 55° | 74° | — | — |
| 2010 | 80° | 52° | 66° | — | — |
| 2009 | 79° | 57° | 68° | — | — |
| 2008 | 73° | 54° | 63° | — | — |
| 2007 | 67° | 47° | 57° | — | — |
| 2006 | 67° | 55° | 61° | — | — |
| 2005 | 77° | 54° | 65° | — | — |
| 2004warmest | 95° | 56° | 75° | — | — |
| 2003 | 64° | 50° | 57° | — | — |
| 2002 | 73° | 46° | 60° | — | — |
| 2001 | 80° | 48° | 64° | — | — |
| 2000 | 79° | 52° | 65° | — | — |
| 1999 | 61° | 44° | 52° | — | — |
| 1995 | 74° | 48° | 61° | — | — |
| 1994 | 79° | 50° | 64° | — | — |
| 1993 | 70° | 58° | 64° | — | — |
| 1992 | 76° | 48° | 62° | — | — |
| 1991 | 83° | 45° | 64° | — | — |
| 1990 | 94° | 51° | 72° | — | — |
| 1989 | 86° | 50° | 68° | — | — |
| 1988 | 70° | 46° | 58° | — | — |
| 1987 | 92° | 48° | 70° | — | — |
| 1986 | 73° | 43° | 58° | — | — |
| 1985 | 73° | 52° | 62° | — | — |
| 1984 | 83° | 52° | 67° | — | — |
| 1983 | 70° | 46° | 58° | — | — |
| 1982 | 61° | 56° | 58° | — | — |
| 1981 | 69° | 52° | 60° | — | — |
| 1980 | 81° | 56° | 68° | — | — |
| 1979 | 74° | 46° | 60° | — | — |
| 1978 | 75° | 55° | 65° | — | — |
| 1977 | 72° | 49° | 60° | — | — |
| 1976 | 65° | 55° | 60° | — | — |
| 1975 | 73° | 50° | 62° | 0.03" | — |
| 1974 | 68° | 52° | 60° | — | — |
| 1973 | 85° | 44° | 64° | — | — |
| 1972 | 76° | 52° | 64° | — | — |
| 1971 | 65° | 50° | 57° | — | — |
52 years of data from POMONA/FAIRPLEX