St. Augustine South Weather Forecast 15 Days, Weather in St. Augustine South Today
Current weather conditions and 15 day weather forecast for St. Augustine South, 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 St. Augustine South
| 22 December 2025 Monday 18.3 ° C / 64.9°F  Overcast |
Feels Like : 18.3 ° C / 64.9°F Humidity : % 76 Pressure : 1028 mb Wind Speed : 19.4 kmph / 12.1 miles from NE  Visibility : 16 km Precipitation (rainfall) : 0 mm Cloud (%) : 100 |
15 day weather forecast for St. Augustine South, FL, USA
Weather Forecast for next 15 Days for St. Augustine South 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 St. Augustine South, 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 | |
|---|---|---|---|---|---|---|---|---|---|---|
| 22 December 2025 Monday |  Patchy rain nearby |
10.2 ° C (50.4°F) |
20.4 ° C (68.7°F) |
16.5 ° C (61.7°F) |
% 80 | 88% | 0.6 | Sunrise:07:18 AM Sunset: 05:31 PM |
Moonrise:09:28 AM Moonset: 07:55 PM Moon Phase ( Waxing Crescent ) |
|
| 23 December 2025 Tuesday |  Partly Cloudy |
17.7 ° C (63.8°F) |
22.8 ° C (73°F) |
19.5 ° C (67.1°F) |
% 76 | 0% | 0.8 | Sunrise:07:18 AM Sunset: 05:31 PM |
Moonrise:10:04 AM Moonset: 08:55 PM Moon Phase ( Waxing Crescent ) |
|
| 24 December 2025 Wednesday | Partly Cloudy |
16.4 ° C (61.5°F) |
20.9 ° C (69.6°F) |
18 ° C (64.4°F) |
% 81 | 0% | 0.8 | Sunrise:07:19 AM Sunset: 05:32 PM |
Moonrise:10:37 AM Moonset: 09:54 PM Moon Phase ( Waxing Crescent ) |
|
| 25 December 2025 Thursday |  Sunny |
15.5 ° C (59.8°F) |
21.3 ° C (70.4°F) |
18.1 ° C (64.6°F) |
% 75 | 0% | 0.8 | Sunrise:07:19 AM Sunset: 05:33 PM |
Moonrise:11:08 AM Moonset: 10:53 PM Moon Phase ( Waxing Crescent ) |
|
| 26 December 2025 Friday | Sunny |
14.8 ° C (58.6°F) |
23.2 ° C (73.7°F) |
17.5 ° C (63.5°F) |
% 75 | 0% | 0 | Sunrise:07:20 AM Sunset: 05:33 PM |
Moonrise:11:37 AM Moonset: 11:54 PM Moon Phase ( Waxing Crescent ) |
|
| 27 December 2025 Saturday | Patchy rain nearby |
15.6 ° C (60.1°F) |
20.8 ° C (69.5°F) |
17.8 ° C (64°F) |
% 85 | 65% | 4 | Sunrise:07:20 AM Sunset: 05:34 PM |
Moonrise:12:06 PM Moonset: No moonset Moon Phase ( First Quarter ) |
|
| 28 December 2025 Sunday | Patchy rain nearby |
16.3 ° C (61.4°F) |
19.9 ° C (67.8°F) |
18.3 ° C (64.9°F) |
% 88 | 89% | 4 | Sunrise:07:20 AM Sunset: 05:34 PM |
Moonrise:12:38 PM Moonset: 12:55 AM Moon Phase ( Waxing Gibbous ) |
|
| 29 December 2025 Monday | Sunny |
15.1 ° C (59.2°F) |
18.9 ° C (66°F) |
16.7 ° C (62.1°F) |
% 85 | 0% | 5 | Sunrise:07:21 AM Sunset: 05:35 PM |
Moonrise:01:13 PM Moonset: 02:00 AM Moon Phase ( Waxing Gibbous ) |
|
| 30 December 2025 Tuesday | Patchy rain nearby |
16.2 ° C (61.1°F) |
20.7 ° C (69.2°F) |
18.1 ° C (64.6°F) |
% 78 | 0% | 4 | Sunrise:07:21 AM Sunset: 05:36 PM |
Moonrise:01:54 PM Moonset: 03:09 AM Moon Phase ( Waxing Gibbous ) |
|
| 31 December 2025 Wednesday | Patchy rain nearby |
15.6 ° C (60.1°F) |
22.1 ° C (71.8°F) |
18.3 ° C (65°F) |
% 78 | 69% | 4 | Sunrise:07:21 AM Sunset: 05:36 PM |
Moonrise:02:43 PM Moonset: 04:21 AM Moon Phase ( Waxing Gibbous ) |
|
| 01 January 2026 Thursday | Sunny |
12.3 ° C (54.2°F) |
15.3 ° C (59.5°F) |
13.9 ° C (57°F) |
% 75 | 0% | 4 | Sunrise:07:21 AM Sunset: 05:37 PM |
Moonrise:03:42 PM Moonset: 05:35 AM Moon Phase ( Waxing Gibbous ) |
|
| 02 January 2026 Friday | Partly Cloudy |
13.4 ° C (56.2°F) |
17.4 ° C (63.3°F) |
15.2 ° C (59.4°F) |
% 70 | 0% | 5 | Sunrise:07:22 AM Sunset: 05:38 PM |
Moonrise:04:49 PM Moonset: 06:44 AM Moon Phase ( Waxing Gibbous ) |
|
| 03 January 2026 Saturday | Sunny |
15.3 ° C (59.6°F) |
20.7 ° C (69.2°F) |
17.7 ° C (63.9°F) |
% 73 | 0% | 5 | Sunrise:07:22 AM Sunset: 05:39 PM |
Moonrise:06:01 PM Moonset: 07:46 AM Moon Phase ( Full Moon ) |
|
| 04 January 2026 Sunday |  Cloudy |
11.1 ° C (52°F) |
21.7 ° C (71°F) |
16.6 ° C (61.9°F) |
% 73 | 0% | 4 | Sunrise:07:22 AM Sunset: 05:39 PM |
Moonrise:07:13 PM Moonset: 08:37 AM Moon Phase ( Waning Gibbous ) |
|
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