Sanibel Weather Forecast 15 Days, Weather in Sanibel Today
Current weather conditions and 15 day weather forecast for Sanibel, 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 Sanibel
| 16 August 2026 Sunday 29.1 ° C / 84.4°F  Sunny |
Feels Like : 32.9 ° C / 91.2°F Humidity : % 70 Pressure : 1020 mb Wind Speed : 9.4 kmph / 5.8 miles from SE  Visibility : 10 km Precipitation (rainfall) : 0 mm Cloud (%) : 22 |
15 day weather forecast for Sanibel, FL, USA
Weather Forecast for next 15 Days for Sanibel 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 Sanibel, 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 | |
|---|---|---|---|---|---|---|---|---|---|---|
| 16 August 2026 Sunday | Sunny |
28.5 ° C (83.3°F) |
30.7 ° C (87.3°F) |
29.7 ° C (85.5°F) |
% 68 | 17% | 11 | Sunrise:07:00 AM Sunset: 08:03 PM |
Moonrise:10:51 AM Moonset: 10:31 PM Moon Phase ( Waxing Crescent ) |
|
| 17 August 2026 Monday | Sunny |
28.6 ° C (83.4°F) |
30.6 ° C (87.1°F) |
29.6 ° C (85.3°F) |
% 66 | 4% | 10.9 | Sunrise:07:01 AM Sunset: 08:03 PM |
Moonrise:11:53 AM Moonset: 11:07 PM Moon Phase ( Waxing Crescent ) |
|
| 18 August 2026 Tuesday | Sunny |
28.5 ° C (83.3°F) |
30.3 ° C (86.5°F) |
29.4 ° C (85°F) |
% 70 | 6% | 8 | Sunrise:07:01 AM Sunset: 08:02 PM |
Moonrise:12:55 PM Moonset: 11:47 PM Moon Phase ( First Quarter ) |
|
| 19 August 2026 Wednesday | Sunny |
28.7 ° C (83.6°F) |
30.1 ° C (86.2°F) |
29.4 ° C (84.9°F) |
% 72 | 8% | 8 | Sunrise:07:02 AM Sunset: 08:01 PM |
Moonrise:01:56 PM Moonset: Does not set today Moon Phase ( First Quarter ) |
|
| 20 August 2026 Thursday | Sunny |
28.6 ° C (83.5°F) |
30.3 ° C (86.5°F) |
29.4 ° C (84.9°F) |
% 71 | 6% | 8 | Sunrise:07:02 AM Sunset: 08:00 PM |
Moonrise:02:55 PM Moonset: 12:30 AM Moon Phase ( First Quarter ) |
|
| 21 August 2026 Friday | Sunny |
28.6 ° C (83.5°F) |
30.4 ° C (86.8°F) |
29.5 ° C (85.2°F) |
% 68 | 6% | 8 | Sunrise:07:03 AM Sunset: 07:59 PM |
Moonrise:03:51 PM Moonset: 01:17 AM Moon Phase ( First Quarter ) |
|
| 22 August 2026 Saturday |  Thundery outbreaks in nearby |
28.4 ° C (83.2°F) |
30.4 ° C (86.8°F) |
29.5 ° C (85.1°F) |
% 69 | 73% | 7 | Sunrise:07:03 AM Sunset: 07:58 PM |
Moonrise:04:43 PM Moonset: 02:08 AM Moon Phase ( Waxing Gibbous ) |
|
| 23 August 2026 Sunday | Thundery outbreaks in nearby |
27 ° C (80.7°F) |
31.3 ° C (88.3°F) |
29.5 ° C (85.1°F) |
% 69 | 69% | 8 | Sunrise:07:04 AM Sunset: 07:57 PM |
Moonrise:05:29 PM Moonset: 03:03 AM Moon Phase ( Waxing Gibbous ) |
|
| 24 August 2026 Monday |  Partly Cloudy |
25.3 ° C (77.5°F) |
30.8 ° C (87.5°F) |
28.2 ° C (82.7°F) |
% 71 | 74% | 8 | Sunrise:07:04 AM Sunset: 07:56 PM |
Moonrise:06:10 PM Moonset: 03:58 AM Moon Phase ( Waxing Gibbous ) |
|
| 25 August 2026 Tuesday |  Patchy rain nearby |
25.7 ° C (78.2°F) |
29.5 ° C (85.1°F) |
27.6 ° C (81.7°F) |
% 73 | 78% | 6 | Sunrise:07:04 AM Sunset: 07:55 PM |
Moonrise:06:46 PM Moonset: 04:54 AM Moon Phase ( Full Moon ) |
|
| 26 August 2026 Wednesday | Partly Cloudy |
25.9 ° C (78.6°F) |
31.5 ° C (88.7°F) |
28.5 ° C (83.3°F) |
% 71 | 67% | 8 | Sunrise:07:05 AM Sunset: 07:54 PM |
Moonrise:07:18 PM Moonset: 05:48 AM Moon Phase ( Full Moon ) |
|
| 27 August 2026 Thursday | Partly Cloudy |
26.9 ° C (80.4°F) |
28.9 ° C (84°F) |
27.9 ° C (82.3°F) |
% 74 | 69% | 7 | Sunrise:07:05 AM Sunset: 07:53 PM |
Moonrise:07:48 PM Moonset: 06:42 AM Moon Phase ( Full Moon ) |
|
| 28 August 2026 Friday | Sunny |
28.3 ° C (82.9°F) |
30 ° C (85.9°F) |
29 ° C (84.3°F) |
% 70 | 57% | 7 | Sunrise:07:06 AM Sunset: 07:52 PM |
Moonrise:08:17 PM Moonset: 07:34 AM Moon Phase ( Full Moon ) |
|
| 29 August 2026 Saturday | Sunny |
25.7 ° C (78.3°F) |
29.7 ° C (85.5°F) |
28.7 ° C (83.7°F) |
% 71 | 57% | 7 | Sunrise:07:06 AM Sunset: 07:51 PM |
Moonrise:08:45 PM Moonset: 08:26 AM Moon Phase ( Waning Gibbous ) |
|
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