Boynton Beach, FL Weather & Growing Conditions
Today
88°F
Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms between 8am and 10am, then a chance of showers and thunderstorms between 10am and 11am, then a chance of showers and thunderstorms between 11am and 5pm, then showers and thunderstorms likely. Partly sunny. High near 88, with temperatures falling to around 84 in the afternoon. Northeast wind 1 to 6 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 88°F | Chance Showers And Thunderstorms | 1 to 6 mph NE | 56% |
| Tonight | 76°F | Showers And Thunderstorms Likely then Chance Showers And Thunderstorms | 3 mph S | 57% |
| Sunday | 88°F | Showers And Thunderstorms Likely | 1 to 5 mph NE | 77% |
| Sunday Night | 75°F | Showers And Thunderstorms Likely | 0 to 3 mph SE | 68% |
| Monday | 88°F | Chance Showers And Thunderstorms | 1 to 5 mph SW | 90% |
| Monday Night | 75°F | Showers And Thunderstorms then Chance Showers And Thunderstorms | 3 mph S | 90% |
| Tuesday | 89°F | Chance Showers And Thunderstorms | 1 to 6 mph S | 86% |
| Tuesday Night | 76°F | Showers And Thunderstorms then Chance Showers And Thunderstorms | 3 mph S | 86% |
| Wednesday | 89°F | Chance Showers And Thunderstorms | 1 to 6 mph S | 82% |
| Wednesday Night | 76°F | Showers And Thunderstorms then Chance Showers And Thunderstorms | 3 mph SE | 82% |
| Thursday | 89°F | Chance Showers And Thunderstorms then Showers And Thunderstorms Likely | 2 to 6 mph N | 73% |
| Thursday Night | 75°F | Showers And Thunderstorms Likely | 0 to 3 mph NE | 73% |
| Friday | 89°F | Chance Showers And Thunderstorms | 2 to 6 mph NE | 77% |
| Friday Night | 75°F | Showers And Thunderstorms then Chance Showers And Thunderstorms | 5 mph NE | 77% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Boynton Beach, FL
Last spring frost
Jan 22
First fall frost
Jan 17
Growing season
365 days
Hardiness zone
10b
Explore more for Boynton Beach, FL: full frost dates · planting calendar · Florida frost dates
Climate data from the nearest NOAA station, Loxahatchee Nwr, Fl (8.6 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.