Weather StoryAlmanac, microseasons, and the day's weather story.

Weather in Merritt Island, Florida

Roses open on the Piedmont edge. Day 59 of spring. Read this microseason across nine climate regions →

Merritt Island, FL
Sunday, May 17 at 12:51 AM
78
°
Overcast
Feels like
80°
Humidity
77%
Wind
14 mph
Sunrise
6:31 AM
Sunset
8:06 PM
Merritt Island, FL
Hour by hour · 24h
77°
8p
76°
9p
76°
10p
74°
11p
72°
12a
72°
1a
71°
2a
71°
3a
70°
4a
69°
5a
68°
6a
68°
7a
72°
8a
77°
9a
79°
10a
82°
11a
83°
12p
84°
1p
83°
2p
85°
3p
85°
4p
83°
5p
82°
6p
81°
7p
L 68°H 85°
Merritt Island, FL
7-day forecast
  1. Today
    May 16
    Thunderstorm
    86°75°
  2. Sunday
    May 17
    Overcast
    84°76°
  3. Monday
    May 18
    Drizzle
    23%
    84°74°
  4. Tuesday
    May 19
    Drizzle
    15%
    85°75°
  5. Wednesday
    May 20
    Light Drizzle
    85°75°
  6. Thursday
    May 21
    Partly Cloudy
    15%
    86°73°
  7. Friday
    May 22
    Overcast
    22%
    86°73°
Merritt Island, FL
Anemometer · 24h winds · from true
NESW
From · True
ESE
116° · steady
Direction
ESE
116°
Sustained
14
mph
Gust
22
mph
Peak 24h
26
avg 14
Beaufort · 4 · MOD BRZ
0
CALM
<1
1
LIGHT AIR
1–3
2
LIGHT BRZ
4–7
3
GENTLE BRZ
8–12
4
MOD BRZ
13–18
5
FRESH BRZ
19–24
6
STRONG BRZ
25–31
7
NEAR GALE
32–38
24h · sust vs gust · mph
avg 14 · pk 26 @ 11:00p
−24h−18h−12h−6hnow
Sustained 14 mph with gusts pulsing to 22 — flags snap, branches bend.
Merritt Island, FL
Barometer · 24h pressure · mb
STORMRAINCHANGEFAIRDRY9901000101010201030
Pressure · mb
1018.2
-0.4 mb in 3h · rising · 30.07 inHg
Now
1018.2
mb
3h
-0.4
mb
12h
-2.3
mb
24h
0.0
mb
Regime · FAIR
STORM
RAIN
CHANGE
FAIR
DRY
24h · Pressure · mb
range 10171021
−24h−18h−12h−6hnow
Fair, steady air — a quiet anticyclone holds the sky.
Merritt Island, FL
Air quality
45
AQI
Good
PM 2.5
8.7 μg/m³
PM 10
13.6 μg/m³
NO₂
1.3 μg/m³
Ozone
84.0 μg/m³
UV Index
0.0 Low
Merritt Island, FL
Almanac · Sunday, May 17
When the dew is on the grass, rain will never come to pass.
Civil dawn
10:07 AM
Sunrise
6:31 AM
Daylight
13h 35m
Sunset
8:06 PM
Civil dusk
12:33 AM
Planting note
Direct sow okra, melons, and southern peas. Thin carrot rows.
Merritt Island, FL
The moon
New Moon
0% illuminated
Moonrise
10:48 AM
Moonset
12:24 AM
In sign
♉︎ Taurus
Merritt Island, FL
Microseason · 28 of 72
May 16–20

Roses open on the Piedmont edge

insect
Jan 137% of the yearDec 31

Read this microseason across nine climate regions →

Merritt Island at a glance

  • Today vs. normal: 5°F below the seasonal normal for this latitude
  • Last frost: February 5 (climatological average for this latitude)
  • Microseason: 28 of 72, May 16–20
  • Planting window: Direct sow okra, melons, and southern peas. Thin carrot rows.

Right now in the garden

Peak growing season

As of May 17, the growing season is at its peak — frost is months away. Continue succession-planting beans and summer squash. Start fall brassicas (broccoli, cabbage, kale) from seed indoors for transplanting in late summer.

ZIP codes in Merritt Island

Climate normals from the Open-Meteo Climate API. Köppen approximation from NOAA NCEI U.S. Climate Regions. See methodology for data sources, editorial rules, and corrections. Maintainer: Brian Tighe.