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.
| 21 September 2026 Monday 24.5 ° C / 76.1°F ![]() Overcast |
Feels Like : 28.1 ° C / 82.6°F Humidity : % 83 Pressure : 1013 mb Wind Speed : 4 kmph / 2.5 miles from E ![]() Visibility : 10 km Precipitation (rainfall) : 0 mm Cloud (%) : 100 |
| Date | Weather forecast | Low temperature | High temperature | Avg. temperature | Humidity | Chance of rain | UV Index | Sun Position | Moon Position | |
|---|---|---|---|---|---|---|---|---|---|---|
| 20 September 2026 Sunday | Overcast |
23.7 ° C (74.7°F) |
30.9 ° C (87.5°F) |
26.4 ° C (79.4°F) |
% 75 | 54% | 5.7 | Sunrise:07:12 AM Sunset: 07:24 PM |
Moonrise:04:13 PM Moonset: 01:39 AM Moon Phase ( Waxing Gibbous ) |
|
| 21 September 2026 Monday | Sunny |
23.1 ° C (73.5°F) |
31.3 ° C (88.3°F) |
26.6 ° C (79.9°F) |
% 73 | 62% | 8.3 | Sunrise:07:13 AM Sunset: 07:23 PM |
Moonrise:04:50 PM Moonset: 02:36 AM Moon Phase ( Waxing Gibbous ) |
|
| 22 September 2026 Tuesday | Sunny |
23.1 ° C (73.7°F) |
34.3 ° C (93.7°F) |
27.4 ° C (81.2°F) |
% 72 | 10% | 8.7 | Sunrise:07:13 AM Sunset: 07:22 PM |
Moonrise:05:22 PM Moonset: 03:32 AM Moon Phase ( Waxing Gibbous ) |
|
| 23 September 2026 Wednesday | Sunny |
23.9 ° C (75°F) |
33.4 ° C (92.1°F) |
27.6 ° C (81.6°F) |
% 72 | 17% | 8.3 | Sunrise:07:14 AM Sunset: 07:21 PM |
Moonrise:05:51 PM Moonset: 04:28 AM Moon Phase ( Waxing Gibbous ) |
|
| 24 September 2026 Thursday | Patchy rain nearby |
23.1 ° C (73.5°F) |
30.1 ° C (86.1°F) |
25.6 ° C (78.1°F) |
% 81 | 77% | 7.6 | Sunrise:07:14 AM Sunset: 07:19 PM |
Moonrise:06:18 PM Moonset: 05:23 AM Moon Phase ( Full Moon ) |
|
| 25 September 2026 Friday | Patchy rain nearby |
21.1 ° C (69.9°F) |
26.8 ° C (80.2°F) |
23.5 ° C (74.3°F) |
% 75 | 44% | 6 | Sunrise:07:15 AM Sunset: 07:18 PM |
Moonrise:06:45 PM Moonset: 06:17 AM Moon Phase ( Full Moon ) |
|
| 26 September 2026 Saturday | Sunny |
19.9 ° C (67.9°F) |
28.4 ° C (83.2°F) |
23 ° C (73.3°F) |
% 58 | 5% | 7 | Sunrise:07:15 AM Sunset: 07:17 PM |
Moonrise:07:12 PM Moonset: 07:12 AM Moon Phase ( Full Moon ) |
|
| 27 September 2026 Sunday | Overcast |
18.8 ° C (65.9°F) |
31.8 ° C (89.2°F) |
24.2 ° C (75.6°F) |
% 49 | 5% | 8 | Sunrise:07:16 AM Sunset: 07:16 PM |
Moonrise:07:41 PM Moonset: 08:08 AM Moon Phase ( Waning Gibbous ) |
|
| 28 September 2026 Monday | Overcast |
21.3 ° C (70.3°F) |
32.1 ° C (89.8°F) |
25.2 ° C (77.3°F) |
% 53 | 9% | 8 | Sunrise:07:17 AM Sunset: 07:14 PM |
Moonrise:08:13 PM Moonset: 09:06 AM Moon Phase ( Waning Gibbous ) |
|
| 29 September 2026 Tuesday | Overcast |
21.3 ° C (70.3°F) |
32.2 ° C (89.9°F) |
25.1 ° C (77.2°F) |
% 58 | 12% | 7 | Sunrise:07:17 AM Sunset: 07:13 PM |
Moonrise:08:50 PM Moonset: 10:08 AM Moon Phase ( Waning Gibbous ) |
|
| 30 September 2026 Wednesday | Cloudy |
21.6 ° C (70.9°F) |
30.5 ° C (86.8°F) |
25.2 ° C (77.3°F) |
% 66 | 9% | 7 | Sunrise:07:18 AM Sunset: 07:12 PM |
Moonrise:09:33 PM Moonset: 11:11 AM Moon Phase ( Waning Gibbous ) |
|
| 01 October 2026 Thursday | Overcast |
22.7 ° C (72.8°F) |
29.8 ° C (85.6°F) |
25.7 ° C (78.2°F) |
% 69 | 22% | 6 | Sunrise:07:18 AM Sunset: 07:11 PM |
Moonrise:10:24 PM Moonset: 12:16 PM Moon Phase ( Last Quarter ) |
|
| 02 October 2026 Friday | Light rain shower |
22.7 ° C (72.9°F) |
25.3 ° C (77.5°F) |
23.7 ° C (74.7°F) |
% 90 | 91% | 5 | Sunrise:07:19 AM Sunset: 07:10 PM |
Moonrise:11:23 PM Moonset: 01:19 PM Moon Phase ( Last Quarter ) |
|
| 03 October 2026 Saturday | Patchy rain nearby |
23.4 ° C (74°F) |
30.1 ° C (86.2°F) |
26 ° C (78.8°F) |
% 83 | 82% | 7 | Sunrise:07:19 AM Sunset: 07:08 PM |
Moonrise:Does not rise today Moonset: 02:17 PM Moon Phase ( Last Quarter ) |
|