Weather in St. Petersburg, Florida for January 2026
Cold Weather Advisory - See hour by hour.
Until now, January 2026 in St. Petersburg has been nearly identical to the historical average, with a temperature of 18.9 °F (showing only a slight deviation of -0.1 °F).
Expect cooler weather in the next days in St. Petersburg with the forecast suggesting a temperature of 15.9 °F, lower than the historical average.
In general, the average temperature in St. Petersburg at the beginning of January is 20.1 °F. As the month progressed, temperatures tended to noticeably cool down, reaching an average of 17.7 °F by the end of January.
The climate of St. Petersburg in January is notably wet, with an average of 14 rainy days, and a total of 62 mm of precipitation.
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St. Petersburg Weather January
Temperatures trend during January in St. Petersburg
January weather in St. Petersburg day by day
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Jan. 1 |  Cloudy | 20° /14° | 0.1 mm | 4 | |
| Jan. 2 |  Sunny | 20° /14° | 0 mm | 5 | |
| Jan. 3 |  Partly cloudy | 21° /14° | 0.1 mm | 4 | |
| Jan. 4 |  Patchy rain possible | 21° /15° | 4.1 mm | 4 | |
| Jan. 5 |  Overcast | 21° /14° | 1.5 mm | 5 | |
| Jan. 6 | Sunny | 20° /14° | 4 mm | 4 | |
| Jan. 7 | Sunny | 18° /13° | 0.3 mm | 4 | |
| Jan. 8 | Sunny | 19° /12° | 0 mm | 4 | |
| Jan. 9 | Sunny | 20° /14° | 3.8 mm | 4 | |
| Jan. 10 | Partly cloudy | 19° /13° | 0 mm | 4 | |
| Jan. 11 | Sunny | 18° /13° | 2.8 mm | 4 | |
| Jan. 12 | Sunny | 20° /12° | 2 mm | 4 | |
| Jan. 13 | Overcast | 19° /12° | 1.2 mm | 4 | |
| Jan. 14 | Overcast | 17° /12° | 0 mm | 4 | |
| Jan. 15 | Sunny | 18° /10° | 2.8 mm | 4 | |
| Jan. 16 | Partly cloudy | 17° /9° | 1.1 mm | 4 | |
| Jan. 17 | Overcast | 18° /10° | 0 mm | 4 | |
| Jan. 18 | Sunny | 19° /13° | 0.1 mm | 5 | |
| Jan. 19 | Overcast | 19° /12° | 6.6 mm | 4 | |
| Jan. 20 | Overcast | 18° /10° | 0.2 mm | 4 | |
| Jan. 21 | Overcast | 17° /10° | 10.2 mm | 4 | |
| Jan. 22 |  Moderate rain at times | 18° /12° | 7.5 mm | 3 | |
| Jan. 23 | Overcast | 18° /13° | 0.7 mm | 4 | |
| Jan. 24 | Overcast | 20° /11° | 0 mm | 4 | |
| Jan. 25 | Cloudy | 20° /14° | 1.1 mm | 4 | |
| Jan. 26 | Cloudy | 19° /12° | 1.9 mm | 4 | |
| Jan. 27 | Sunny | 16° /10° | 0 mm | 4 | |
| Jan. 28 | Sunny | 16° /2° | 0 mm | 1.1 | |
| Jan. 29 | Sunny | 20° /7° | 0 mm | 1.2 | |
| Jan. 30 | Partly cloudy | 20° /14° | 0 mm | 1.2 | |
| Jan. 31 |  Moderate rain | 13° /6° | 10.6 mm | 0.6 | |
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St. Petersburg in January - FAQ
What are the expected maximum and minimum temperatures in St. Petersburg during January?
How much rainfall should be expected in St. Petersburg during January?
What are the typical wind conditions in St. Petersburg during January?
January rainfall patterns in St. Petersburg
UV exposure in St. Petersburg during January
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