Weather in Port St. John, Florida
Roses open on the Piedmont edge. Day 58 of spring. Read this microseason across nine climate regions →
Port St. John, FL
Saturday, May 16 at 11:55 PM
80
°
Partly Cloudy
Feels like
83°
Humidity
72%
Wind
11 mph
Sunrise
6:31 AM
Sunset
8:07 PM
Port St. John, FL
Hour by hour · 24h
80°
7p
78°
8p
76°
9p
76°
10p
75°
11p
74°
12a
73°
1a
73°
2a
72°
3a
71°
4a
71°
5a
69°
6a
69°
7a
72°
8a
75°
9a
78°
10a
83°
11a
84°
12p
85°
1p
85°
2p
84°
3p
85°
4p
85°
5p
82°
6p
Port St. John, FL
7-day forecast
- TodayMay 16Thunderstorm—88°76°
- SundayMay 17Overcast—86°75°
- MondayMay 18Light Drizzle22%88°71°
- TuesdayMay 19Light Drizzle29%88°73°
- WednesdayMay 20Light Drizzle16%88°73°
- ThursdayMay 21Overcast19%90°71°
- FridayMay 22Overcast28%86°72°
Port St. John, FL
Next 24 hours · Mild now
Port St. John, FL
Anemometer · 24h winds · from true
From · True
ESE
114° · veering 5°
Direction
ESE
114°
Sustained
11
mph
Gust
20
mph
Peak 24h
24
avg 10
Beaufort · 3 · GENTLE 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
−24h−18h−12h−6hnow
Port St. John, FL
Air quality
46
AQI
Good
- PM 2.5
- 8.8 μg/m³
- PM 10
- 13.6 μg/m³
- NO₂
- 1.1 μg/m³
- Ozone
- 87.0 μg/m³
- UV Index
- 0.3 Low
Port St. John, FL
Almanac · Saturday, May 16
Flowers blooming in late autumn, a sure sign of a bad winter coming.
Civil dawn
10:07 AM
Sunrise
6:31 AM
Daylight
13h 36m
Sunset
8:07 PM
Civil dusk
12:34 AM
Planting note
Direct sow okra, melons, and southern peas. Thin carrot rows.
Port St. John, FL
The moon
New Moon
0% illuminated
- Moonrise
- 9:58 AM
- Moonset
- —
- In sign
- ♉︎ Taurus
Port St. John, FL
Microseason · 28 of 72
May 16–20
Roses open on the Piedmont edge
weather
Port St. John at a glance
- Today vs. normal: 3°F below the seasonal normal for this latitude
- Last frost: February 6 (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.