Port St. Lucie Weather Forecast 15 Days, Weather in Port St. Lucie Today
Current weather conditions and 15 day weather forecast for Port St. Lucie, Florida, USA including weather daily high/low temperature, warnings, chance of precipitation, pressure, humidity/wind chill, rain risk, wind speed, cloud, pressure, and UV index.
Current weather conditions at Port St. Lucie
| 27 September 2026 Sunday 25.3 ° C / 77.5°F  Overcast |
Feels Like : 25.7 ° C / 78.3°F Humidity : % 62 Pressure : 1012 mb Wind Speed : 11.5 kmph / 7.2 miles from ENE  Visibility : 10 km Precipitation (rainfall) : 0 mm Cloud (%) : 99 |
15 day weather forecast for Port St. Lucie, FL, USA
Weather Forecast for next 15 Days for Port St. Lucie including weather warnings, temperature, rain, wind speed, cloud, snow, wind speed and wind direction, pressure and UV index.Here is weather for the next 15 days in Port St. Lucie, Florida state, US. To see the daily forecast, scroll to the table below.
| Date | Weather forecast | Low temperature | High temperature | Avg. temperature | Humidity | Chance of rain | UV Index | Sun Position | Moon Position | |
|---|---|---|---|---|---|---|---|---|---|---|
| 27 September 2026 Sunday |  Sunny |
22.4 ° C (72.4°F) |
28 ° C (82.4°F) |
25.3 ° C (77.5°F) |
% 60 | 5% | 8.9 | Sunrise:07:12 AM Sunset: 07:12 PM |
Moonrise:07:40 PM Moonset: 08:02 AM Moon Phase ( Waning Gibbous ) |
|
| 28 September 2026 Monday | Overcast |
23.7 ° C (74.6°F) |
27.6 ° C (81.7°F) |
25.8 ° C (78.5°F) |
% 67 | 44% | 8 | Sunrise:07:12 AM Sunset: 07:11 PM |
Moonrise:08:13 PM Moonset: 08:59 AM Moon Phase ( Waning Gibbous ) |
|
| 29 September 2026 Tuesday |  Patchy rain nearby |
25.2 ° C (77.3°F) |
29.3 ° C (84.8°F) |
27.1 ° C (80.7°F) |
% 70 | 59% | 8.4 | Sunrise:07:13 AM Sunset: 07:10 PM |
Moonrise:08:51 PM Moonset: 09:58 AM Moon Phase ( Waning Gibbous ) |
|
| 30 September 2026 Wednesday |  Light rain shower |
25.3 ° C (77.6°F) |
28.3 ° C (83°F) |
26.6 ° C (79.9°F) |
% 73 | 80% | 5.1 | Sunrise:07:13 AM Sunset: 07:09 PM |
Moonrise:09:36 PM Moonset: 11:01 AM Moon Phase ( Waning Gibbous ) |
|
| 01 October 2026 Thursday | Light rain shower |
25.2 ° C (77.3°F) |
29.6 ° C (85.4°F) |
27.1 ° C (80.8°F) |
% 76 | 84% | 8.4 | Sunrise:07:14 AM Sunset: 07:08 PM |
Moonrise:10:27 PM Moonset: 12:04 PM Moon Phase ( Last Quarter ) |
|
| 02 October 2026 Friday | Light rain shower |
26.5 ° C (79.7°F) |
29 ° C (84.2°F) |
27.6 ° C (81.7°F) |
% 82 | 87% | 6 | Sunrise:07:14 AM Sunset: 07:06 PM |
Moonrise:11:26 PM Moonset: 01:07 PM Moon Phase ( Last Quarter ) |
|
| 03 October 2026 Saturday | Sunny |
26.7 ° C (80°F) |
30 ° C (86.1°F) |
28.1 ° C (82.6°F) |
% 78 | 71% | 8 | Sunrise:07:15 AM Sunset: 07:05 PM |
Moonrise:Does not rise today Moonset: 02:06 PM Moon Phase ( Last Quarter ) |
|
| 04 October 2026 Sunday | Patchy rain nearby |
27.2 ° C (81°F) |
29.7 ° C (85.4°F) |
28.1 ° C (82.6°F) |
% 77 | 71% | 7 | Sunrise:07:15 AM Sunset: 07:04 PM |
Moonrise:12:31 AM Moonset: 02:59 PM Moon Phase ( Last Quarter ) |
|
| 05 October 2026 Monday | Patchy rain nearby |
26.5 ° C (79.7°F) |
30.2 ° C (86.3°F) |
27.9 ° C (82.1°F) |
% 76 | 74% | 7 | Sunrise:07:16 AM Sunset: 07:03 PM |
Moonrise:01:39 AM Moonset: 03:45 PM Moon Phase ( Waning Crescent ) |
|
| 06 October 2026 Tuesday | Patchy rain nearby |
25.4 ° C (77.7°F) |
29.8 ° C (85.7°F) |
27.4 ° C (81.2°F) |
% 80 | 79% | 6 | Sunrise:07:16 AM Sunset: 07:02 PM |
Moonrise:02:48 AM Moonset: 04:27 PM Moon Phase ( Waning Crescent ) |
|
| 07 October 2026 Wednesday | Patchy rain nearby |
26.2 ° C (79.2°F) |
29.6 ° C (85.3°F) |
27.7 ° C (81.9°F) |
% 79 | 83% | 7 | Sunrise:07:17 AM Sunset: 07:01 PM |
Moonrise:03:55 AM Moonset: 05:04 PM Moon Phase ( Waning Crescent ) |
|
| 08 October 2026 Thursday | Patchy rain nearby |
26.6 ° C (79.9°F) |
30.1 ° C (86.2°F) |
27.8 ° C (82.1°F) |
% 78 | 43% | 7 | Sunrise:07:17 AM Sunset: 07:00 PM |
Moonrise:05:01 AM Moonset: 05:39 PM Moon Phase ( Waning Crescent ) |
|
| 09 October 2026 Friday | Overcast |
25.7 ° C (78.3°F) |
31.6 ° C (88.8°F) |
28.2 ° C (82.8°F) |
% 74 | 26% | 8 | Sunrise:07:18 AM Sunset: 06:59 PM |
Moonrise:06:05 AM Moonset: 06:13 PM Moon Phase ( New Moon ) |
|
| 10 October 2026 Saturday | Overcast |
24.2 ° C (75.6°F) |
27.4 ° C (81.4°F) |
25.9 ° C (78.6°F) |
% 78 | 52% | 6 | Sunrise:07:18 AM Sunset: 06:58 PM |
Moonrise:07:09 AM Moonset: 06:48 PM Moon Phase ( New Moon ) |
|
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