Weather on March 31
Saint Petersburg, FL
55 Years of Data
Avg High
79°F
Avg Low
65°F
Warmest
2026
80°F avg
Coldest
2003
54°F avg
About This Date
March 31st in Saint Petersburg, FL typically brings pleasant spring weather, with average highs around 79°F and lows near 65°F. Over 56 years of records, the warmest March 31st was in 2026 (80°F average), while the coldest was 2003 (54°F) — a 26°F range across recorded history. Rain or other precipitation has occurred on about 29% of March 31st dates historically, with the wettest March 31st recording 7.92" of rain. The last decade has been 3.8°F warmer on this date compared to 20-30 years ago.
The last decade has been 3.8°F warmer on this date compared to 20-30 years ago.
Planning for March 31st in Saint Petersburg, FL? Great weather for outdoor activities.
Warming Trend
0.6°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2026warmest | 88° | 72° | 80° | — | — |
| 2025 | 80° | 71° | 76° | — | — |
| 2024 | 79° | 66° | 72° | — | — |
| 2023 | 85° | 69° | 77° | — | — |
| 2022 | 84° | 70° | 77° | — | — |
| 2021 | 83° | 71° | 77° | 0.81" | — |
| 2020 | 82° | 75° | 79° | — | — |
| 2019 | 78° | 67° | 72° | — | — |
| 2018 | 76° | 67° | 71° | 0.08" | — |
| 2017 | 78° | 68° | 73° | 0.13" | — |
| 2016 | 83° | 70° | 76° | — | — |
| 2015 | 77° | 67° | 72° | — | — |
| 2014 | 75° | 58° | 66° | — | — |
| 2013 | 77° | 62° | 70° | — | — |
| 2012 | 78° | 71° | 75° | 0.18" | — |
| 2011 | 76° | 66° | 71° | 7.92" | — |
| 2010 | 73° | 56° | 64° | — | — |
| 2009 | 85° | 68° | 76° | — | — |
| 2008 | 83° | 66° | 74° | 0.03" | — |
| 2007 | 83° | 67° | 75° | — | — |
| 2006 | 82° | 64° | 73° | — | — |
| 2005 | 84° | 72° | 78° | — | — |
| 2004 | 77° | 65° | 71° | — | — |
| 2003coldest | 59° | 48° | 54° | — | — |
| 2002 | 84° | 68° | 76° | — | — |
| 2001 | 78° | 65° | 71° | 0.3" | — |
| 2000 | 85° | 71° | 78° | 0.03" | — |
| 1999 | 81° | 64° | 72° | — | — |
| 1998 | 85° | 70° | 77° | — | — |
| 1997 | 77° | 64° | 71° | — | — |
| 1996 | 75° | 63° | 69° | 0.86" | — |
| 1995 | 82° | 65° | 73° | 0.74" | — |
| 1994 | 74° | 59° | 66° | — | — |
| 1993 | 78° | 66° | 72° | — | — |
| 1992 | 71° | 59° | 65° | — | — |
| 1991 | 70° | 62° | 66° | 1.88" | — |
| 1990 | 79° | 67° | 73° | 2.08" | — |
| 1989 | 80° | 69° | 75° | — | — |
| 1988 | 80° | 67° | 73° | — | — |
| 1987 | 65° | 56° | 60° | 3.61" | — |
| 1986 | 80° | 62° | 71° | — | — |
| 1985 | 78° | 65° | 71° | — | — |
| 1984 | 72° | 57° | 64° | — | — |
| 1983 | 76° | 58° | 67° | 1.04" | — |
| 1982 | 81° | 66° | 73° | — | — |
| 1981 | 85° | 70° | 77° | — | — |
| 1980 | 77° | 68° | 73° | — | — |
| 1979 | 80° | 64° | 72° | — | — |
| 1978 | 80° | 66° | 73° | — | — |
| 1977 | 85° | 69° | 77° | — | — |
| 1976 | 82° | 67° | 74° | — | — |
| 1975 | 84° | 72° | 78° | 0.03" | — |
| 1974 | 82° | 63° | 72° | — | — |
| 1973 | 84° | 70° | 77° | — | — |
| 1972 | 80° | 67° | 73° | 5.08" | — |
| 1971 | 75° | 51° | 63° | — | — |
56 years of data from ST PETERSBURG