St. Petersburg, Sunday, 9 August, 18:50
Rain. Feels like 92°. High 93°, low 76°.
In September, St. Petersburg, FL averages a high of 84.9° and a low of 76°. About 5.1 inches of precipitation fall over the month (17 wet days). The record high is 93.2° (2018) and the record low 63.1° (1962). Normals are computed over the last 60 years.
| Day | High | Low | Chance of precip. | Record high | Record low |
|---|---|---|---|---|---|
| 1 | 85.6° | 77° | 75% | 90.7° (1963) | 74.8° (2025) |
| 2 | 85.6° | 76.8° | 63% | 90.9° (2025) | 73.4° (1977) |
| 3 | 85.5° | 76.8° | 60% | 91.4° (2020) | 73° (1967) |
| 4 | 85.8° | 76.8° | 60% | 92.3° (2020) | 72.5° (1967) |
| 5 | 85.3° | 77° | 75% | 92.7° (2025) | 73° (1967) |
| 6 | 85.1° | 76.8° | 68% | 91.4° (2020) | 73.2° (1995) |
| 7 | 84.9° | 76.5° | 72% | 89.4° (1961) | 71.8° (1984) |
| 8 | 84.6° | 76.3° | 68% | 90° (2008) | 73.2° (1984) |
| 9 | 84.7° | 76.6° | 67% | 90.3° (2019) | 73.4° (1997) |
| 10 | 85.1° | 76.5° | 63% | 92.8° (2019) | 73.4° (1997) |
| 11 | 85.5° | 76.5° | 63% | 92.7° (2019) | 73.4° (2003) |
| 12 | 85.3° | 76.3° | 62% | 92.1° (2023) | 72.1° (1976) |
| 13 | 84.9° | 76.3° | 63% | 90.9° (2019) | 70.9° (2025) |
| 14 | 85.1° | 76.1° | 58% | 90.5° (2019) | 71.1° (2025) |
| 15 | 85.3° | 76.1° | 48% | 92.5° (2023) | 70.2° (1976) |
| 16 | 85.5° | 76.3° | 53% | 91.6° (1963) | 70.7° (2001) |
| 17 | 85.1° | 76.1° | 52% | 92.3° (2019) | 70.5° (2001) |
| 18 | 85.3° | 76.1° | 57% | 91.9° (2019) | 71.4° (1985) |
| 19 | 85.3° | 75.6° | 48% | 92.8° (2025) | 67.5° (1981) |
| 20 | 85.3° | 75.7° | 57% | 92.7° (2018) | 68.4° (1981) |
| 21 | 85.3° | 75.7° | 48% | 91.9° (2025) | 69.8° (2006) |
| 22 | 84.9° | 75.7° | 55% | 91.8° (2025) | 71.2° (1994) |
| 23 | 84.6° | 75.2° | 52% | 92.3° (2024) | 69.4° (1999) |
| 24 | 84.7° | 75° | 47% | 92.1° (2023) | 69.3° (1966) |
| 25 | 84.4° | 75° | 53% | 91.4° (2018) | 69.6° (2008) |
| 26 | 83.8° | 75.6° | 57% | 91° (2019) | 69.8° (1983) |
| 27 | 83.8° | 75.2° | 58% | 92.3° (2019) | 66.4° (1982) |
| 28 | 83.8° | 75° | 45% | 92.7° (2019) | 69.1° (1983) |
| 29 | 83.7° | 74.8° | 37% | 93.2° (2018) | 63.1° (1962) |
| 30 | 82.9° | 74.3° | 33% | 92.5° (2019) | 64.6° (2020) |