North Merritt Island, FL Weather & Growing Conditions
Today
90°F
Partly Sunny then Showers And Thunderstorms Likely
Showers and thunderstorms likely between 1pm and 5pm, then showers and thunderstorms. Partly sunny. High near 90, with temperatures falling to around 82 in the afternoon. South wind around 5 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 90°F | Partly Sunny then Showers And Thunderstorms Likely | 5 mph S | 77% |
| Tonight | 74°F | Showers And Thunderstorms then Mostly Cloudy | 0 to 5 mph SSW | 77% |
| Wednesday | 89°F | Partly Sunny then Chance Showers And Thunderstorms | 0 to 10 mph SE | 29% |
| Wednesday Night | 76°F | Chance Showers And Thunderstorms | 0 to 5 mph SE | 30% |
| Thursday | 89°F | Chance Showers And Thunderstorms | 0 to 10 mph E | 45% |
| Thursday Night | 77°F | Chance Showers And Thunderstorms | 5 to 10 mph E | 45% |
| Friday | 89°F | Slight Chance Showers And Thunderstorms then Showers And Thunderstorms Likely | 10 to 15 mph E | 61% |
| Friday Night | 77°F | Chance Showers And Thunderstorms | 5 to 10 mph ESE | 36% |
| Saturday | 87°F | Chance Showers And Thunderstorms | 5 to 10 mph SE | 39% |
| Saturday Night | 77°F | Chance Showers And Thunderstorms then Partly Cloudy | 5 to 10 mph SE | 39% |
| Sunday | 88°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 5 to 10 mph SE | 23% |
| Sunday Night | 77°F | Slight Chance Showers And Thunderstorms then Mostly Clear | 0 to 5 mph SE | 23% |
| Monday | 88°F | Sunny then Slight Chance Showers And Thunderstorms | 0 to 10 mph SE | 18% |
| Monday Night | 77°F | Slight Chance Showers And Thunderstorms then Mostly Clear | 0 to 5 mph SSE | 18% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for North Merritt Island, FL
Last spring frost
Jan 29
First fall frost
Jan 16
Growing season
353 days
Hardiness zone
10a
Explore more for North Merritt Island, FL: full frost dates · planting calendar · Florida frost dates
Climate data from the nearest NOAA station, Titusville 7 E, Fl (5.1 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.