Merritt Island, Florida 7 Day & Night Forecast & Conditions

Current Conditions

Maps Alerts Climate Index

Overcast 81°F 27°C Heat Index: 87°F	Observed at: Merritt Island, FL	Elevation: 20 ft | 6 m
	Last Updated: July 27, 9:15 PM Timezone: GMT -5/-4
	Sky Conditions: Overcast	Temperature: 81°F | 27°C
	Pressure: 29.84 in | 1010.4 mb	Dewpoint: 76°F | 24°C
	Humidity: 85%	Wind: WSW 2 mph | WSW 3 kph
	Feels Like: 92°F | 33°C	Visibility: 32.4 mi | 52.2 km
	Lat/Long: 28.4436 | -80.682	Sunrise: 6:41 AM   Sunset: 8:16 PM

7 Day Graphical Forecast

Valid: 5:44 PM 7/29/2026

Tonight Overcast 76 °F 39% Chance Precipitation Tuesday Overcast 94 |76 °F 17% Chance Precipitation Wednesday Overcast 95 |76 °F 11% Chance Precipitation Thursday Thunderstorm with Hail 89 |77 °F 72% Chance Precipitation Friday Drizzle 94 |74 °F 67% Chance Precipitation Saturday Light Showers 93 |75 °F 64% Chance Precipitation Sunday Light Drizzle 95 |75 °F 41% Chance Precipitation

7 Hour Graphical Forecast

Valid: 5:44 PM 7/29/2026

5 PM Overcast 90 °F 11% Chance Precipitation

6 PM Overcast 84 °F 11% Chance Precipitation

7 PM Overcast 87 °F 11% Chance Precipitation

8 PM Overcast 87 °F 11% Chance Precipitation

9 PM Clear 85 °F 3% Chance Precipitation

10 PM Overcast 83 °F 3% Chance Precipitation

11 PM Overcast 82 °F 3% Chance Precipitation

7 Day Textual Forecast - with QPF, Max Wind, Humidity, Snowfall & UV Index

7 Day & Night Weather Forecast for Merritt Island, FL - (Fahrenheit & Celsius) Valid: 5:44 PM 7/29/2026 Tonight Overcast with a low around 76°F [24°C]. W wind to around 13 mph [20 kph], with gusts to near 30 mph [47 kph]. Chance of precipitation 39% with QPF of 0.00 in [0.0 mm]. Tuesday Overcast with a high near 94°F [34°C]. SW wind to around 18 mph [30 kph], with gusts to near 26 mph [42 kph]. Dewpoint near 76°F [24°C] with humidity of 94%. Pressure around 29.84 in [1010.4 mb]. UV Index: 8.45. Chance of precipitation 17% with QPF of 0.00 in [0.0 mm]. Tuesday Night Overcast with a low around 76°F [25°C]. SW wind to around 18 mph [30 kph], with gusts to near 26 mph [42 kph]. Chance of precipitation 17% with QPF of 0.00 in [0.0 mm]. Wednesday Overcast with a high near 95°F [35°C]. SW wind to around 15 mph [25 kph], with gusts to near 24 mph [38 kph]. Dewpoint near 76°F [24°C] with humidity of 92%. Pressure around 29.84 in [1010.4 mb]. UV Index: 8.45. Chance of precipitation 11% with QPF of 0.00 in [0.0 mm]. Wednesday Night Overcast with a low around 76°F [25°C]. SW wind to around 15 mph [25 kph], with gusts to near 24 mph [38 kph]. Chance of precipitation 11% with QPF of 0.00 in [0.0 mm]. Thursday Thunderstorm with Hail with a high near 89°F [32°C]. WSW wind to around 14 mph [23 kph], with gusts to near 25 mph [41 kph]. Dewpoint near 76°F [24°C] with humidity of 88%. Pressure around 29.84 in [1010.4 mb]. UV Index: 5.55. Chance of precipitation 72% with QPF of 0.13 in [3.4 mm]. Thursday Night Thunderstorm with Hail with a low around 77°F [25°C]. WSW wind to around 14 mph [23 kph], with gusts to near 25 mph [41 kph]. Chance of precipitation 72% with QPF of 0.13 in [3.4 mm]. Friday Drizzle with a high near 94°F [34°C]. WSW wind to around 14 mph [23 kph], with gusts to near 23 mph [37 kph]. Dewpoint near 76°F [24°C] with humidity of 96%. Pressure around 29.84 in [1010.4 mb]. UV Index: 7.65. Chance of precipitation 67% with QPF of 0.06 in [1.5 mm]. Friday Night Drizzle with a low around 74°F [23°C]. WSW wind to around 14 mph [23 kph], with gusts to near 23 mph [37 kph]. Chance of precipitation 67% with QPF of 0.06 in [1.5 mm]. Saturday Light Showers with a high near 93°F [34°C]. WSW wind to around 16 mph [25 kph], with gusts to near 20 mph [32 kph]. Dewpoint near 76°F [24°C] with humidity of 94%. Pressure around 29.84 in [1010.4 mb]. UV Index: 8.1. Chance of precipitation 64% with QPF of 0.11 in [2.9 mm]. Saturday Night Light Showers with a low around 75°F [24°C]. WSW wind to around 16 mph [25 kph], with gusts to near 20 mph [32 kph]. Chance of precipitation 64% with QPF of 0.11 in [2.9 mm]. Sunday Light Drizzle with a high near 95°F [35°C]. SW wind to around 11 mph [18 kph], with gusts to near 16 mph [25 kph]. Dewpoint near 76°F [24°C] with humidity of 88%. Pressure around 29.84 in [1010.4 mb]. UV Index: 8.5. Chance of precipitation 41% with QPF of 0.08 in [2.1 mm]. Sunday Night Light Drizzle with a low around 75°F [24°C]. SW wind to around 11 mph [18 kph], with gusts to near 16 mph [25 kph]. Chance of precipitation 41% with QPF of 0.08 in [2.1 mm].

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7 Day and Night - QPF Forecast for Merritt Island, FL

Tonight: 0.0 mm | 0.00 in

Tuesday: 0.0 mm | 0.00 in

Tuesday Night: 0.0 mm | 0.00 in

Wednesday: 0.0 mm | 0.00 in

Wednesday Night: 0.0 mm | 0.00 in

Thursday: 3.4 mm | 0.13 in

Thursday Night: 3.4 mm | 0.13 in

Friday: 1.5 mm | 0.06 in

Friday Night: 1.5 mm | 0.06 in

Saturday: 2.9 mm | 0.11 in

Saturday Night: 2.9 mm | 0.11 in

Sunday: 2.1 mm | 0.08 in

Sunday Night: 2.1 mm | 0.08 in

7 Day and Night - Maximum Wind Speed Forecast for Merritt Island, FL

Tonight: W @ 20 kph | 13 mph

Tuesday: SW @ 30 kph | 18 mph

Tuesday Night: SW @ 30 kph | 18 mph

Wednesday: SW @ 25 kph | 15 mph

Wednesday Night: SW @ 25 kph | 15 mph

Thursday: WSW @ 23 kph | 14 mph

Thursday Night: WSW @ 23 kph | 14 mph

Friday: WSW @ 23 kph | 14 mph

Friday Night: WSW @ 23 kph | 14 mph

Saturday: WSW @ 25 kph | 16 mph

Saturday Night: WSW @ 25 kph | 16 mph

Sunday: SW @ 18 kph | 11 mph

Sunday Night: SW @ 18 kph | 11 mph

7 Day and Night - Maximum Humidity Forecast for Merritt Island, FL

Tonight: 92 %

Tuesday: 94 %

Tuesday Night: 94 %

Wednesday: 92 %

Wednesday Night: 92 %

Thursday: 88 %

Thursday Night: 88 %

Friday: 96 %

Friday Night: 96 %

Saturday: 94 %

Saturday Night: 94 %

Sunday: 88 %

Sunday Night: 88 %

7 Day and Night - Snowfall Totals Forecast for Merritt Island, FL

Tonight: 0.0 cm | 0.00 in

Tuesday: 0.0 cm | 0.00 in

Tuesday Night: 0.0 cm | 0.00 in

Wednesday: 0.0 cm | 0.00 in

Wednesday Night: 0.0 cm | 0.00 in

Thursday: 0.0 cm | 0.00 in

Thursday Night: 0.0 cm | 0.00 in

Friday: 0.0 cm | 0.00 in

Friday Night: 0.0 cm | 0.00 in

Saturday: 0.0 cm | 0.00 in

Saturday Night: 0.0 cm | 0.00 in

Sunday: 0.0 cm | 0.00 in

Sunday Night: 0.0 cm | 0.00 in

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