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Weather Port St. Lucie: Current forecast

Port St. Lucie / Florida (FL) / United States

21.3 °C
Feels like 21.3 °C
Min 19 °C / Max 24 °C
Weather Port St. Lucie: Partly cloudy, 21 °C Partly cloudy
9.2 mph E
Wind
15.9 mph E
Gusts
1021 hPa
Pressure
0 mm
Precipitation
64 %
Humidity
0
UV index

Pollen (today)

Hazel None
Alder None
Birch High
Oak High
Grass Moderate
Mugwort None
Ragweed None
06:57 / 19:46
Sunrise / Sunset
05:35 / 18:06
Moonrise / Moonset
Waning Crescent (8 %)
Moon phase

Updated: Apr 15, 2026, 7:58 CEST Apr 15, 2026, 1:58 EDT

Today's Summary

Right now Port St. Lucie has partly cloudy weather. The thermometer currently shows 21.3°C. Light clothing is enough – and remember sun protection if it's sunny. During the day temperatures will range between 18.8°C and 23.8°C.

Hourly forecast – Port St. Lucie, today

Apr 15, 01:00
21 °C
Partly cloudy
Port St. Lucie Apr 15, 01:00: Partly cloudy, 21 °C
Apr 15, 02:00
19 °C
Partly cloudy
Port St. Lucie Apr 15, 02:00: Partly cloudy, 19 °C
Apr 15, 03:00
19 °C
Partly cloudy
Port St. Lucie Apr 15, 03:00: Partly cloudy, 19 °C
Apr 15, 04:00
19 °C
Cloudy
Port St. Lucie Apr 15, 04:00: Cloudy, 19 °C
Apr 15, 05:00
19 °C
Cloudy
Port St. Lucie Apr 15, 05:00: Cloudy, 19 °C
Apr 15, 06:00
19 °C
Clear
Port St. Lucie Apr 15, 06:00: Clear, 19 °C
Apr 15, 07:00
19 °C
Patchy rain possible
Port St. Lucie Apr 15, 07:00: Patchy rain possible, 19 °C
Apr 15, 08:00
20 °C
Cloudy
Port St. Lucie Apr 15, 08:00: Cloudy, 20 °C
Apr 15, 09:00
21 °C
Cloudy
Port St. Lucie Apr 15, 09:00: Cloudy, 21 °C
Apr 15, 10:00
22 °C
Overcast
Port St. Lucie Apr 15, 10:00: Overcast, 22 °C
Apr 15, 11:00
23 °C
Patchy rain possible
Port St. Lucie Apr 15, 11:00: Patchy rain possible, 23 °C
Apr 15, 12:00
23 °C
Patchy rain possible
Port St. Lucie Apr 15, 12:00: Patchy rain possible, 23 °C
Apr 15, 13:00
23 °C
Cloudy
Port St. Lucie Apr 15, 13:00: Cloudy, 23 °C
Apr 15, 14:00
23 °C
Overcast
Port St. Lucie Apr 15, 14:00: Overcast, 23 °C
Apr 15, 15:00
23 °C
Overcast
Port St. Lucie Apr 15, 15:00: Overcast, 23 °C
Apr 15, 16:00
23 °C
Overcast
Port St. Lucie Apr 15, 16:00: Overcast, 23 °C
Apr 15, 17:00
23 °C
Partly cloudy
Port St. Lucie Apr 15, 17:00: Partly cloudy, 23 °C
Apr 15, 18:00
23 °C
Partly cloudy
Port St. Lucie Apr 15, 18:00: Partly cloudy, 23 °C
Apr 15, 19:00
22 °C
Partly cloudy
Port St. Lucie Apr 15, 19:00: Partly cloudy, 22 °C
Apr 15, 20:00
21 °C
Partly cloudy
Port St. Lucie Apr 15, 20:00: Partly cloudy, 21 °C
Apr 15, 21:00
21 °C
Partly cloudy
Port St. Lucie Apr 15, 21:00: Partly cloudy, 21 °C
Apr 15, 22:00
21 °C
Partly cloudy
Port St. Lucie Apr 15, 22:00: Partly cloudy, 21 °C
Apr 15, 23:00
20 °C
Cloudy
Port St. Lucie Apr 15, 23:00: Cloudy, 20 °C
Apr 16, 00:00
20 °C
Cloudy
Port St. Lucie Apr 16, 00:00: Cloudy, 20 °C
Time
01
02
03
04
05
06
07
08
09
10
11
12
13
14
15
16
17
18
19
20
21
22
23
00
Port St. Lucie Apr 15, 01:00: Partly cloudy
Port St. Lucie Apr 15, 02:00: Partly cloudy
Port St. Lucie Apr 15, 03:00: Partly cloudy
Port St. Lucie Apr 15, 04:00: Cloudy
Port St. Lucie Apr 15, 05:00: Cloudy
Port St. Lucie Apr 15, 06:00: Clear
Port St. Lucie Apr 15, 07:00: Patchy rain possible
Port St. Lucie Apr 15, 08:00: Cloudy
Port St. Lucie Apr 15, 09:00: Cloudy
Port St. Lucie Apr 15, 10:00: Overcast
Port St. Lucie Apr 15, 11:00: Patchy rain possible
Port St. Lucie Apr 15, 12:00: Patchy rain possible
Port St. Lucie Apr 15, 13:00: Cloudy
Port St. Lucie Apr 15, 14:00: Overcast
Port St. Lucie Apr 15, 15:00: Overcast
Port St. Lucie Apr 15, 16:00: Overcast
Port St. Lucie Apr 15, 17:00: Partly cloudy
Port St. Lucie Apr 15, 18:00: Partly cloudy
Port St. Lucie Apr 15, 19:00: Partly cloudy
Port St. Lucie Apr 15, 20:00: Partly cloudy
Port St. Lucie Apr 15, 21:00: Partly cloudy
Port St. Lucie Apr 15, 22:00: Partly cloudy
Port St. Lucie Apr 15, 23:00: Cloudy
Port St. Lucie Apr 16, 00:00: Cloudy
Temperature (°C)
Chance of rain (%)
0
0
0
0
0
0
64
0
0
0
86
86
0
0
0
0
0
0
0
0
0
0
0
0
Precipitation
—
—
—
—
—
—
0 mm
—
—
—
0 mm
0 mm
—
—
—
—
—
—
—
—
—
—
—
—
Wind (mph)
E
9
E
8
E
8
ESE
8
ESE
7
ESE
7
E
7
E
8
E
10
E
11
E
12
E
12
E
12
E
12
E
12
ENE
11
E
12
E
11
E
10
E
10
E
9
E
9
E
8
E
7
Pressure (hPa)
1021
1020
1020
1020
1020
1020
1020
1021
1021
1021
1021
1021
1021
1021
1021
1021
1020
1020
1020
1020
1020
1021
1021
1021
Humidity (%)
64 %
71 %
70 %
69 %
70 %
71 %
76 %
79 %
75 %
65 %
72 %
64 %
64 %
66 %
70 %
75 %
74 %
74 %
76 %
78 %
78 %
78 %
77 %
77 %
Cloud cover (%)
50 %
57 %
58 %
77 %
66 %
7 %
100 %
83 %
75 %
94 %
100 %
81 %
86 %
93 %
92 %
92 %
56 %
55 %
45 %
48 %
53 %
58 %
64 %
79 %

14-day weather forecast – Port St. Lucie

14-day trend for Port St. Lucie: Temperatures stay fairly stable over the period with no big swings. Lows can drop to around 18.8°C at night, with daytime highs up to 29.8°C.

Date
Apr 15
Apr 16
Apr 17
Apr 18
Apr 19
Apr 20
Apr 21
Apr 22
Apr 23
Apr 24
Apr 25
Apr 26
Apr 27
Apr 28
Port St. Lucie April 15, 2026: Cloudy
Port St. Lucie April 16, 2026: Overcast
Port St. Lucie April 17, 2026: Partly cloudy
Port St. Lucie April 18, 2026: Patchy rain possible
Port St. Lucie April 19, 2026: Partly cloudy
Port St. Lucie April 20, 2026: Patchy rain possible
Port St. Lucie April 21, 2026: Patchy rain possible
Port St. Lucie April 22, 2026: Patchy rain possible
Port St. Lucie April 23, 2026: Patchy rain possible
Port St. Lucie April 24, 2026: Patchy rain possible
Port St. Lucie April 25, 2026: Patchy rain possible
Port St. Lucie April 26, 2026: Sunny
Port St. Lucie April 27, 2026: Sunny
Port St. Lucie April 28, 2026: Sunny
Temperature (°C)
Chance of rain (%)
0
0
0
86
0
87
89
86
87
82
86
0
0
0
Precipitation
0.1 mm
—
—
0.2 mm
0 mm
1.7 mm
0.4 mm
0.8 mm
3.3 mm
2.1 mm
0.2 mm
0 mm
—
—
Wind max (mph)
12
11
10
11
10
21
22
15
14
13
11
14
13
14
Date Weather Min °C Max °C Sunrise Sunset Moonrise Moonset Moon phase
April 15, 2026 Port St. Lucie April 15, 2026: Cloudy Cloudy 19 °C 24 °C 06:57 19:46 05:35 18:06 Waning Crescent (8 %)
April 16, 2026 Port St. Lucie April 16, 2026: Overcast Overcast 19 °C 22 °C 06:56 19:47 06:08 19:11 Waning Crescent (3 %)
April 17, 2026 Port St. Lucie April 17, 2026: Partly cloudy Partly cloudy 20 °C 26 °C 06:55 19:47 06:44 20:18 New Moon (0 %)
April 18, 2026 Port St. Lucie April 18, 2026: Patchy rain possible Patchy rain possible 20 °C 27 °C 06:54 19:48 07:25 21:30 Waxing Crescent (1 %)
April 19, 2026 Port St. Lucie April 19, 2026: Partly cloudy Partly cloudy 22 °C 29 °C 06:53 19:48 08:13 22:42 Waxing Crescent (3 %)
April 20, 2026 Port St. Lucie April 20, 2026: Patchy rain possible Patchy rain possible 22 °C 26 °C 06:52 19:49 09:09 23:52 Waxing Crescent (9 %)
April 21, 2026 Port St. Lucie April 21, 2026: Patchy rain possible Patchy rain possible 21 °C 23 °C 06:51 19:50 10:11 — Waxing Crescent (17 %)
April 22, 2026 Port St. Lucie April 22, 2026: Patchy rain possible Patchy rain possible 21 °C 24 °C 06:50 19:50 11:19 00:55 Waxing Crescent (27 %)
April 23, 2026 Port St. Lucie April 23, 2026: Patchy rain possible Patchy rain possible 19 °C 23 °C 06:49 19:51 12:26 01:49 Waxing Crescent (38 %)
April 24, 2026 Port St. Lucie April 24, 2026: Patchy rain possible Patchy rain possible 20 °C 25 °C 06:48 19:51 13:32 02:35 First Quarter (49 %)
April 25, 2026 Port St. Lucie April 25, 2026: Patchy rain possible Patchy rain possible 22 °C 28 °C 06:47 19:52 14:34 03:14 Waxing Moon (60 %)
April 26, 2026 Port St. Lucie April 26, 2026: Sunny Sunny 22 °C 30 °C 06:47 19:52 15:33 03:48 Waxing Moon (70 %)
April 27, 2026 Port St. Lucie April 27, 2026: Sunny Sunny 23 °C 30 °C 06:46 19:53 16:29 04:19 Waxing Moon (79 %)
April 28, 2026 Port St. Lucie April 28, 2026: Sunny Sunny 23 °C 29 °C 06:45 19:53 17:25 04:48 Waxing Moon (87 %)
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