Port St. John Weather Forecast 15 Days, Weather in Port St. John Today
Current weather conditions and 15 day weather forecast for Port St. John, 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. John
| 05 November 2026 Thursday 23.2 ° C / 73.8°F  Clear |
Feels Like : 25.4 ° C / 77.7°F Humidity : % 80 Pressure : 1014 mb Wind Speed : 6.5 kmph / 4 miles from ESE  Visibility : 10 km Precipitation (rainfall) : 0 mm Cloud (%) : 5 |
15 day weather forecast for Port St. John, FL, USA
Weather Forecast for next 15 Days for Port St. John 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. John, 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 | |
|---|---|---|---|---|---|---|---|---|---|---|
| 04 November 2026 Wednesday |  Patchy rain nearby |
23.2 ° C (73.8°F) |
28.1 ° C (82.6°F) |
25 ° C (77°F) |
% 78 | 47% | 4.9 | Sunrise:06:37 AM Sunset: 05:36 PM |
Moonrise:01:50 AM Moonset: 02:40 PM Moon Phase ( Waning Crescent ) |
|
| 05 November 2026 Thursday | Sunny |
21.7 ° C (71.1°F) |
29 ° C (84.3°F) |
24.7 ° C (76.4°F) |
% 77 | 17% | 5.7 | Sunrise:06:37 AM Sunset: 05:35 PM |
Moonrise:02:54 AM Moonset: 03:12 PM Moon Phase ( Waning Crescent ) |
|
| 06 November 2026 Friday | Patchy rain nearby |
20.8 ° C (69.4°F) |
30.1 ° C (86.3°F) |
24.7 ° C (76.4°F) |
% 78 | 36% | 5.9 | Sunrise:06:38 AM Sunset: 05:34 PM |
Moonrise:03:57 AM Moonset: 03:45 PM Moon Phase ( Waning Crescent ) |
|
| 07 November 2026 Saturday | Sunny |
19.4 ° C (67°F) |
27.6 ° C (81.6°F) |
22.8 ° C (73°F) |
% 72 | 8% | 5.8 | Sunrise:06:39 AM Sunset: 05:34 PM |
Moonrise:05:00 AM Moonset: 04:20 PM Moon Phase ( New Moon ) |
|
| 08 November 2026 Sunday | Sunny |
17.6 ° C (63.7°F) |
27.5 ° C (81.5°F) |
22 ° C (71.6°F) |
% 71 | 17% | 5.8 | Sunrise:06:40 AM Sunset: 05:33 PM |
Moonrise:06:04 AM Moonset: 04:58 PM Moon Phase ( New Moon ) |
|
| 09 November 2026 Monday | Patchy rain nearby |
19.6 ° C (67.3°F) |
26.5 ° C (79.6°F) |
22.2 ° C (72°F) |
% 76 | 60% | 6 | Sunrise:06:40 AM Sunset: 05:32 PM |
Moonrise:07:09 AM Moonset: 05:41 PM Moon Phase ( New Moon ) |
|
| 10 November 2026 Tuesday | Patchy rain nearby |
17.5 ° C (63.5°F) |
22.8 ° C (73°F) |
19.7 ° C (67.5°F) |
% 85 | 75% | 6 | Sunrise:06:41 AM Sunset: 05:32 PM |
Moonrise:08:13 AM Moonset: 06:29 PM Moon Phase ( New Moon ) |
|
| 11 November 2026 Wednesday | Patchy rain nearby |
16.1 ° C (61°F) |
23.7 ° C (74.6°F) |
19.2 ° C (66.6°F) |
% 79 | 83% | 5 | Sunrise:06:42 AM Sunset: 05:31 PM |
Moonrise:09:13 AM Moonset: 07:22 PM Moon Phase ( Waxing Crescent ) |
|
| 12 November 2026 Thursday |  Overcast |
15.6 ° C (60.1°F) |
23.7 ° C (74.6°F) |
18.7 ° C (65.7°F) |
% 69 | 15% | 5 | Sunrise:06:43 AM Sunset: 05:31 PM |
Moonrise:10:08 AM Moonset: 08:18 PM Moon Phase ( Waxing Crescent ) |
|
| 13 November 2026 Friday | Sunny |
13.3 ° C (56°F) |
22.9 ° C (73.2°F) |
17.3 ° C (63.2°F) |
% 67 | 7% | 6 | Sunrise:06:44 AM Sunset: 05:30 PM |
Moonrise:10:56 AM Moonset: 09:16 PM Moon Phase ( Waxing Crescent ) |
|
| 14 November 2026 Saturday | Sunny |
14 ° C (57.3°F) |
23.6 ° C (74.6°F) |
18.1 ° C (64.6°F) |
% 71 | 6% | 6 | Sunrise:06:44 AM Sunset: 05:30 PM |
Moonrise:11:38 AM Moonset: 10:13 PM Moon Phase ( First Quarter ) |
|
| 15 November 2026 Sunday | Sunny |
16 ° C (60.8°F) |
24.1 ° C (75.5°F) |
19.3 ° C (66.8°F) |
% 70 | 6% | 6 | Sunrise:06:45 AM Sunset: 05:29 PM |
Moonrise:12:14 PM Moonset: 11:08 PM Moon Phase ( First Quarter ) |
|
| 16 November 2026 Monday |  Partly Cloudy |
18.2 ° C (64.8°F) |
25.6 ° C (78.1°F) |
21.1 ° C (70°F) |
% 72 | 19% | 6 | Sunrise:06:46 AM Sunset: 05:29 PM |
Moonrise:12:46 PM Moonset: Does not set today Moon Phase ( First Quarter ) |
|
| 17 November 2026 Tuesday | Patchy rain nearby |
19.8 ° C (67.7°F) |
27 ° C (80.7°F) |
22.4 ° C (72.3°F) |
% 73 | 19% | 6 | Sunrise:06:47 AM Sunset: 05:28 PM |
Moonrise:01:15 PM Moonset: 12:03 AM Moon Phase ( First Quarter ) |
|
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