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Weather in St. Marks, Florida

Roses open on the Piedmont edge. Day 58 of spring. Read this microseason across nine climate regions →

St. Marks, FL
Saturday, May 16 at 11:53 PM
83
°
Partly Cloudy
Feels like
87°
Humidity
57%
Wind
5 mph
Sunrise
6:42 AM
Sunset
8:24 PM
St. Marks, FL
Hour by hour · 24h
86°
7p
81°
8p
76°
9p
73°
10p
69°
11p
66°
12a
63°
1a
60°
2a
59°
3a
58°
4a
57°
5a
56°
6a
55°
7a
59°
8a
66°
9a
71°
10a
77°
11a
80°
12p
82°
1p
83°
2p
84°
3p
85°
4p
85°
5p
85°
6p
L 55°H 86°
St. Marks, FL
7-day forecast
  1. Today
    May 16
    Overcast
    90°61°
  2. Sunday
    May 17
    Overcast
    87°71°
  3. Monday
    May 18
    Mostly Clear
    87°69°
  4. Tuesday
    May 19
    Overcast
    89°67°
  5. Wednesday
    May 20
    Heavy Drizzle
    89°71°
  6. Thursday
    May 21
    Overcast
    89°68°
  7. Friday
    May 22
    Partly Cloudy
    88°70°
St. Marks, FL
Anemometer · 24h winds · from true
NESW
From · True
S
183° · backing 98°
Direction
S
183°
Sustained
5
mph
Gust
6
mph
Peak 24h
16
avg 5
Beaufort · 2 · LIGHT 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 5 · pk 16 @ 8:00a
−24h−18h−12h−6hnow
A whisper of wind — leaves barely shift on the trees.
St. Marks, FL
Barometer · 24h pressure · mb
STORMRAINCHANGEFAIRDRY9901000101010201030
Pressure · mb
1015.0
-0.2 mb in 3h · steady · 29.97 inHg
Now
1015.0
mb
3h
-0.2
mb
12h
-2.7
mb
24h
-1.8
mb
Regime · FAIR
STORM
RAIN
CHANGE
FAIR
DRY
24h · Pressure · mb
range 10141018
−24h−18h−12h−6hnow
Fair, steady air — a quiet anticyclone holds the sky.
St. Marks, FL
Air quality
49
AQI
Good
PM 2.5
4.2 μg/m³
PM 10
5.7 μg/m³
NO₂
0.9 μg/m³
Ozone
96.0 μg/m³
UV Index
0.4 Low
St. Marks, FL
Almanac · Saturday, May 16
Flowers blooming in late autumn, a sure sign of a bad winter coming.
Civil dawn
10:17 AM
Sunrise
6:42 AM
Daylight
13h 42m
Sunset
8:24 PM
Civil dusk
12:51 AM
Planting note
Direct sow okra, melons, and southern peas. Thin carrot rows.
St. Marks, FL
The moon
New Moon
0% illuminated
Moonrise
10:08 AM
Moonset
In sign
♉︎ Taurus
St. Marks, FL
Microseason · 28 of 72
May 16–20

Roses open on the Piedmont edge

weather
Jan 137% of the yearDec 31

Read this microseason across nine climate regions →

St. Marks at a glance

  • Today vs. normal: 83°F — typical for the season
  • Last frost: February 16 (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 16, 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 St. Marks

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.