Weather on May 12
Pomona, CA
55 Years of Data
Avg High
78°F
Avg Low
52°F
Warmest
2013
80°F avg
Coldest
2018
55°F avg
About This Date
May 12th in Pomona, CA typically brings pleasant spring weather, with average highs around 78°F and lows near 52°F — a 26°F daily swing. Over 52 years of records, the warmest May 12th was in 2013 (80°F average), while the coldest was 2018 (55°F) — a 25°F range across recorded history. Rain or other precipitation has occurred on about 4% of May 12th dates historically. The last decade has been 2.7°F cooler on this date compared to 20-30 years ago.
The last decade has been 2.7°F cooler on this date compared to 20-30 years ago.
Planning for May 12th in Pomona, CA? Great weather for outdoor activities.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 73° | 51° | 62° | — | — |
| 2024 | 79° | 50° | 64° | — | — |
| 2023 | 77° | 48° | 63° | — | — |
| 2022 | 80° | 45° | 62° | — | — |
| 2021 | 81° | 50° | 65° | — | — |
| 2020 | 68° | 49° | 58° | — | — |
| 2019 | 76° | 52° | 64° | — | — |
| 2018coldest | 59° | 50° | 55° | — | — |
| 2017 | 75° | 51° | 63° | — | — |
| 2016 | 87° | 56° | 71° | — | — |
| 2015 | 75° | 48° | 62° | — | — |
| 2014 | 90° | 55° | 72° | — | — |
| 2013warmest | 97° | 64° | 80° | — | — |
| 2012 | 84° | 56° | 70° | — | — |
| 2011 | 85° | 51° | 68° | — | — |
| 2010 | 77° | 43° | 60° | — | — |
| 2009 | 78° | 58° | 68° | — | — |
| 2008 | 59° | 53° | 56° | 0.03" | — |
| 2007 | 78° | 50° | 64° | — | — |
| 2006 | 81° | 59° | 70° | — | — |
| 2005 | 88° | 50° | 69° | — | — |
| 2004 | 79° | 56° | 67° | — | — |
| 2003 | 83° | 50° | 66° | — | — |
| 2002 | 73° | 51° | 62° | — | — |
| 2001 | 73° | 57° | 65° | — | — |
| 2000 | 81° | 47° | 64° | — | — |
| 1999 | 78° | 51° | 65° | — | — |
| 1995 | 76° | 55° | 65° | — | — |
| 1994 | 67° | 59° | 63° | — | — |
| 1993 | 75° | 58° | 66° | — | — |
| 1992 | 75° | 40° | 57° | — | — |
| 1991 | 76° | 48° | 62° | — | — |
| 1990 | 76° | 46° | 61° | — | — |
| 1989 | 69° | 56° | 62° | — | — |
| 1988 | 91° | 54° | 72° | — | — |
| 1987 | 91° | 61° | 76° | — | — |
| 1986 | 74° | 50° | 62° | — | — |
| 1985 | 70° | 50° | 60° | — | — |
| 1984 | 85° | 54° | 69° | — | — |
| 1983 | 76° | 45° | 60° | — | — |
| 1982 | 71° | 45° | 58° | — | — |
| 1981 | 79° | 56° | 67° | — | — |
| 1980 | 68° | 46° | 57° | — | — |
| 1979 | 89° | 54° | 71° | — | — |
| 1978 | 79° | 52° | 65° | — | — |
| 1977 | 67° | 50° | 58° | 0.13" | — |
| 1976 | 88° | 55° | 71° | — | — |
| 1975 | 81° | 51° | 66° | — | — |
| 1974 | 76° | 55° | 65° | — | — |
| 1973 | 75° | 52° | 63° | — | — |
| 1972 | 84° | 52° | 68° | — | — |
| 1971 | 75° | 56° | 65° | — | — |
52 years of data from POMONA/FAIRPLEX