Current weather conditions and 15 day weather forecast for Cudjoe Key, 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.
| 18 September 2026 Friday 29 ° C / 84.2°F ![]() Sunny |
Feels Like : 32.6 ° C / 90.7°F Humidity : % 69 Pressure : 1014 mb Wind Speed : 6.5 kmph / 4 miles from SE ![]() Visibility : 10 km Precipitation (rainfall) : 0 mm Cloud (%) : 6 |
| Date | Weather forecast | Low temperature | High temperature | Avg. temperature | Humidity | Chance of rain | UV Index | Sun Position | Moon Position | |
|---|---|---|---|---|---|---|---|---|---|---|
| 18 September 2026 Friday | Sunny |
28.5 ° C (83.2°F) |
29.7 ° C (85.5°F) |
29 ° C (84.2°F) |
% 72 | 64% | 8.1 | Sunrise:07:13 AM Sunset: 07:27 PM |
Moonrise:02:29 PM Moonset: 12:04 AM Moon Phase ( First Quarter ) |
|
| 19 September 2026 Saturday | Overcast |
26.8 ° C (80.3°F) |
29.4 ° C (84.9°F) |
28.7 ° C (83.7°F) |
% 71 | 79% | 6.5 | Sunrise:07:13 AM Sunset: 07:25 PM |
Moonrise:03:18 PM Moonset: 12:58 AM Moon Phase ( First Quarter ) |
|
| 20 September 2026 Sunday | Patchy rain nearby |
26.7 ° C (80.1°F) |
29.6 ° C (85.2°F) |
28.9 ° C (84.1°F) |
% 67 | 68% | 10.2 | Sunrise:07:13 AM Sunset: 07:24 PM |
Moonrise:04:01 PM Moonset: 01:53 AM Moon Phase ( Waxing Gibbous ) |
|
| 21 September 2026 Monday | Overcast |
28.4 ° C (83.2°F) |
29.3 ° C (84.8°F) |
28.8 ° C (83.9°F) |
% 66 | 65% | 10.2 | Sunrise:07:14 AM Sunset: 07:23 PM |
Moonrise:04:40 PM Moonset: 02:48 AM Moon Phase ( Waxing Gibbous ) |
|
| 22 September 2026 Tuesday | Overcast |
28.3 ° C (82.9°F) |
29.2 ° C (84.5°F) |
28.6 ° C (83.5°F) |
% 70 | 74% | 7 | Sunrise:07:14 AM Sunset: 07:22 PM |
Moonrise:05:14 PM Moonset: 03:43 AM Moon Phase ( Waxing Gibbous ) |
|
| 23 September 2026 Wednesday | Overcast |
26.5 ° C (79.7°F) |
29.1 ° C (84.3°F) |
28.1 ° C (82.6°F) |
% 72 | 84% | 6 | Sunrise:07:15 AM Sunset: 07:21 PM |
Moonrise:05:46 PM Moonset: 04:35 AM Moon Phase ( Waxing Gibbous ) |
|
| 24 September 2026 Thursday | Overcast |
27.9 ° C (82.2°F) |
29.1 ° C (84.4°F) |
28.4 ° C (83.2°F) |
% 70 | 71% | 7 | Sunrise:07:15 AM Sunset: 07:20 PM |
Moonrise:06:16 PM Moonset: 05:27 AM Moon Phase ( Full Moon ) |
|
| 25 September 2026 Friday | Light rain shower |
27 ° C (80.5°F) |
28.9 ° C (84.1°F) |
28.2 ° C (82.8°F) |
% 75 | 80% | 6 | Sunrise:07:15 AM Sunset: 07:19 PM |
Moonrise:06:45 PM Moonset: 06:19 AM Moon Phase ( Full Moon ) |
|
| 26 September 2026 Saturday | Patchy rain nearby |
27.7 ° C (81.9°F) |
28.9 ° C (84°F) |
28.3 ° C (82.9°F) |
% 74 | 71% | 7 | Sunrise:07:16 AM Sunset: 07:18 PM |
Moonrise:07:15 PM Moonset: 07:11 AM Moon Phase ( Full Moon ) |
|
| 27 September 2026 Sunday | Light rain shower |
26.5 ° C (79.8°F) |
28.8 ° C (83.8°F) |
27.7 ° C (81.9°F) |
% 78 | 87% | 6 | Sunrise:07:16 AM Sunset: 07:17 PM |
Moonrise:07:47 PM Moonset: 08:04 AM Moon Phase ( Waning Gibbous ) |
|
| 28 September 2026 Monday | Light rain shower |
27.3 ° C (81.2°F) |
28.9 ° C (84.1°F) |
28.2 ° C (82.8°F) |
% 78 | 87% | 6 | Sunrise:07:16 AM Sunset: 07:16 PM |
Moonrise:08:22 PM Moonset: 09:00 AM Moon Phase ( Waning Gibbous ) |
|
| 29 September 2026 Tuesday | Light rain shower |
26.9 ° C (80.5°F) |
29.7 ° C (85.5°F) |
28.8 ° C (83.8°F) |
% 79 | 87% | 6 | Sunrise:07:17 AM Sunset: 07:15 PM |
Moonrise:09:01 PM Moonset: 09:58 AM Moon Phase ( Waning Gibbous ) |
|
| 30 September 2026 Wednesday | Overcast |
29.1 ° C (84.4°F) |
29.7 ° C (85.5°F) |
29.4 ° C (84.9°F) |
% 76 | 35% | 6 | Sunrise:07:17 AM Sunset: 07:14 PM |
Moonrise:09:47 PM Moonset: 10:59 AM Moon Phase ( Waning Gibbous ) |
|
| 01 October 2026 Thursday | Overcast |
28.5 ° C (83.3°F) |
29.4 ° C (85°F) |
29.2 ° C (84.6°F) |
% 75 | 62% | 6 | Sunrise:07:18 AM Sunset: 07:13 PM |
Moonrise:10:39 PM Moonset: 12:02 PM Moon Phase ( Last Quarter ) |
|