Pinellas County · Florida
St. Petersburg, FL weather averages
NOAA climate normals for 1991-2020, measured at St Petersburg Albert Whitted A, 1.4 km from the city centre — month by month temperature, rain and snow.
Quick answer
St. Petersburg averages a daily high of 81.6°F and a daily low of 66.8°F across the year, with 50.81 inches of precipitation. July is the warmest month at 90.9°F and January the coldest at 53.7°F.
- Average annual high
- 81.6°FWarmest month July
- Average annual low
- 66.8°FColdest month January
- Precipitation per year
- 50.81 inWettest month August
- Snowfall per year
- 0 in0.5 days at or below 32°F
St. Petersburg weather month by month
Normal daily high and low, precipitation and snowfall for each month, 1991-2020.
| Month | High °F | Low °F | Precip in | Snow in | Range |
|---|---|---|---|---|---|
| January | 69.5 | 53.7 | 2.57 | 0 | 53.7 to 69.5 degrees |
| February | 72 | 56.2 | 2.72 | 0 | 56.2 to 72 degrees |
| March | 75.8 | 60.2 | 3.75 | 0 | 60.2 to 75.8 degrees |
| April | 80.6 | 65.2 | 2.27 | 0 | 65.2 to 80.6 degrees |
| May | 86.6 | 71.3 | 2.21 | 0 | 71.3 to 86.6 degrees |
| June | 89.9 | 75.6 | 6.38 | 0 | 75.6 to 89.9 degrees |
| July | 90.9 | 76.8 | 7.34 | 0 | 76.8 to 90.9 degrees |
| August | 90.7 | 77 | 8.38 | 0 | 77 to 90.7 degrees |
| September | 89 | 75.7 | 7.76 | 0 | 75.7 to 89 degrees |
| October | 84 | 70.3 | 2.78 | 0 | 70.3 to 84 degrees |
| November | 77.3 | 62.8 | 1.9 | 0 | 62.8 to 77.3 degrees |
| December | 71.8 | 56.5 | 2.75 | 0 | 56.5 to 71.8 degrees |
Source: NOAA NCEI, U.S. Climate Normals 1991-2020 — station USW00092806, St Petersburg Albert Whitted A · rates as published for 1991-2020 normals
How to read St. Petersburg climate normals
What a climate normal is, and what it is not.
A normal is the average of thirty years of daily observations at one station — here St Petersburg Albert Whitted A, 1.4 km from the centre of St. Petersburg. It describes a typical year, so any single year will run warmer, cooler, wetter or drier. Readings taken at an airport on the edge of town usually sit a degree or two below a dense downtown on summer nights. St. Petersburg sees about 75.7 days a year at or above 90°F and about 68.5 days with a tenth of an inch of precipitation or more.
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Other St. Petersburg data on this site.