Weather in Cayo Guillermo on 6 August 2026
Preliminary outlook for 6 August 2026
A preliminary estimate based on the 2019–2025 archive: daytime around +34°C and nighttime around +25°C, average precipitation 0.3 mm, wind around 2 m/s, humidity around 75%.
This is a climate-based estimate, not a precise long-range forecast. It is replaced by hourly data when the date enters the forecast window.
+29°C
Weather archive — latest year: 2025
Partly Cloudy
Weather archive — latest year: 2025
Nighttime: +25°C
Precipitation: 0 mm
Wind: 2 — 3 m/s
Humidity: 75%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +34°C | Sun hours | 11 h |
| UV index | 6 | Cloud cover (avg.) | 69% |
| Pressure (avg.) | 764 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 10 km | Sea temperature | — |
| Feels like (avg.) | +34°C | Dew point (avg.) | +24°C |
| Heat index (avg.) | +34°C | Wind chill (avg.) | +29°C |
| Wind gusts (max.) | 5 m/s | Wind direction (avg.) | 82° → (E) |
Sunrise
06:56
Duration
13 h 04 min
Sunset
20:00
Moonrise
18:18
Moonset
04:06
Moon phase
Waxing Gibbous
Illumination
83%
+28°C
Weather archive — for 2024 year
Clear/Sunny
Weather archive — for 2024 year
Nighttime: +25°C
Precipitation: 0 mm
Wind: 2 — 3 m/s
Humidity: 79%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +33°C | Sun hours | 10 h |
| UV index | 7 | Cloud cover (avg.) | 26% |
| Pressure (avg.) | 761 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 10 km | Sea temperature | — |
| Feels like (avg.) | +33°C | Dew point (avg.) | +24°C |
| Heat index (avg.) | +33°C | Wind chill (avg.) | +29°C |
| Wind gusts (max.) | 5 m/s | Wind direction (avg.) | 153° ↓ (SSW) |
Sunrise
06:56
Duration
13 h 03 min
Sunset
19:59
Moonrise
08:44
Moonset
21:36
Moon phase
Waxing Crescent
Illumination
6%
+30°C
Weather archive — for 2023 year
Partly Cloudy
Weather archive — for 2023 year
Nighttime: +25°C
Precipitation: 0 mm
Wind: 2 — 3 m/s
Humidity: 69%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +35°C | Sun hours | 13 h |
| UV index | 7 | Cloud cover (avg.) | 25% |
| Pressure (avg.) | 761 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 10 km | Sea temperature | — |
| Feels like (avg.) | +34°C | Dew point (avg.) | +23°C |
| Heat index (avg.) | +34°C | Wind chill (avg.) | +30°C |
| Wind gusts (max.) | 5 m/s | Wind direction (avg.) | 135° ↘ (SSE) |
Sunrise
06:56
Duration
13 h 04 min
Sunset
20:00
Moonrise
23:49
Moonset
11:56
Moon phase
Waning Gibbous
Illumination
64%
+28°C
Weather archive — for 2022 year
Cloudy
Weather archive — for 2022 year
Nighttime: +23°C
Precipitation: 0.4 mm
Wind: 4 — 6 m/s
Humidity: 73%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +34°C | Sun hours | 7 h |
| UV index | 6 | Cloud cover (avg.) | 66% |
| Pressure (avg.) | 762 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 10 km | Sea temperature | — |
| Feels like (avg.) | +31°C | Dew point (avg.) | +22°C |
| Heat index (avg.) | +31°C | Wind chill (avg.) | +28°C |
| Wind gusts (max.) | 10 m/s | Wind direction (avg.) | 71° → (E) |
Sunrise
06:56
Duration
13 h 04 min
Sunset
20:00
Moonrise
14:55
Moonset
01:14
Moon phase
First Quarter
Illumination
59%
+28°C
Weather archive — for 2021 year
Partly Cloudy
Weather archive — for 2021 year
Nighttime: +24°C
Precipitation: 0 mm
Wind: 2 — 3 m/s
Humidity: 76%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +33°C | Sun hours | 10 h |
| UV index | 6 | Cloud cover (avg.) | 50% |
| Pressure (avg.) | 763 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 9 km | Sea temperature | — |
| Feels like (avg.) | +31°C | Dew point (avg.) | +23°C |
| Heat index (avg.) | +31°C | Wind chill (avg.) | +28°C |
| Wind gusts (max.) | 6 m/s | Wind direction (avg.) | 121° ↘ (SE) |
Sunrise
06:56
Duration
13 h 04 min
Sunset
20:00
Moonrise
04:58
Moonset
18:55
Moon phase
Waning Crescent
Illumination
4%
+28°C
Weather archive — for 2020 year
Partly Cloudy
Weather archive — for 2020 year
Nighttime: +25°C
Precipitation: 0.1 mm
Wind: 2 — 2 m/s
Humidity: 77%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +33°C | Sun hours | 8 h |
| UV index | 7 | Cloud cover (avg.) | 39% |
| Pressure (avg.) | 761 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 10 km | Sea temperature | — |
| Feels like (avg.) | +32°C | Dew point (avg.) | +24°C |
| Heat index (avg.) | +32°C | Wind chill (avg.) | +28°C |
| Wind gusts (max.) | 5 m/s | Wind direction (avg.) | 76° → (E) |
Sunrise
06:56
Duration
13 h 03 min
Sunset
19:59
Moonrise
22:18
Moonset
09:28
Moon phase
Waxing Gibbous
Illumination
81%
+29°C
Weather archive — for 2019 year
Clear/Sunny
Weather archive — for 2019 year
Nighttime: +26°C
Precipitation: 1.9 mm
Wind: 2 — 3 m/s
Humidity: 79%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +33°C | Sun hours | 11 h |
| UV index | 7 | Cloud cover (avg.) | 26% |
| Pressure (avg.) | 761 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 10 km | Sea temperature | — |
| Feels like (avg.) | +34°C | Dew point (avg.) | +24°C |
| Heat index (avg.) | +34°C | Wind chill (avg.) | +29°C |
| Wind gusts (max.) | 5 m/s | Wind direction (avg.) | 90° → (E) |
Sunrise
06:56
Duration
13 h 04 min
Sunset
20:00
Moonrise
12:35
Moonset
No moonset
Moon phase
Waxing Crescent
Illumination
34%
Weather in Cayo Guillermo on 6 August in previous years
| Year | Day | Nighttime | Average | Sun | UV | Humidity | Wind |
|---|---|---|---|---|---|---|---|
| 2025 |
+34°C
|
+25°C
|
+29°C | 11 h | 6 | 75% | 2 — 3 m/s |
| 2024 |
+33°C
|
+25°C
|
+28°C | 10 h | 7 | 79% | 2 — 3 m/s |
| 2023 |
+35°C
|
+25°C
|
+30°C | 13 h | 7 | 69% | 2 — 3 m/s |
| 2022 |
+34°C
|
+23°C
|
+28°C | 7 h | 6 | 73% | 4 — 6 m/s |
| 2021 |
+33°C
|
+24°C
|
+28°C | 10 h | 6 | 76% | 2 — 3 m/s |
| 2020 |
+33°C
|
+25°C
|
+28°C | 8 h | 7 | 77% | 2 — 2 m/s |
| 2019 |
+33°C
|
+26°C
|
+29°C | 11 h | 7 | 79% | 2 — 3 m/s |