Weather in Tortoli on 18 August 2026
Preliminary outlook for 18 August 2026
A preliminary estimate based on the 2020–2025 archive: daytime around +30°C and nighttime around +18°C, average precipitation 0.1 mm, wind around 2 m/s, humidity around 55%.
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.
+23°C
Weather archive — latest year: 2025
Clear/Sunny
Weather archive — latest year: 2025
Nighttime: +18°C
Precipitation: 0.1 mm
Wind: 1 — 2 m/s
Humidity: 54%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +31°C | Sun hours | 10 h |
| UV index | 6 | Cloud cover (avg.) | 29% |
| Pressure (avg.) | 760 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 10 km | Sea temperature | — |
| Feels like (avg.) | +23°C | Dew point (avg.) | +12°C |
| Heat index (avg.) | +23°C | Wind chill (avg.) | +23°C |
| Wind gusts (max.) | 4 m/s | Wind direction (avg.) | 184° ↖ (NNW) |
Sunrise
06:36
Duration
13 h 38 min
Sunset
20:14
Moonrise
00:33
Moonset
16:43
Moon phase
Last Quarter
Illumination
29%
+20°C
Weather archive — for 2024 year
Partly Cloudy
Weather archive — for 2024 year
Nighttime: +16°C
Sea temperature: +29°C
Precipitation: 0 mm
Wind: 2 — 4 m/s
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +27°C | Sun hours | 11 h |
| UV index | 6 | Cloud cover (avg.) | 31% |
| Pressure (avg.) | 760 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 8 km | Sea temperature | +29°C |
| Feels like (avg.) | +20°C | Dew point (avg.) | +15°C |
| Heat index (avg.) | +20°C | Wind chill (avg.) | +20°C |
| Wind gusts (max.) | 6 m/s | Wind direction (avg.) | 275° ← (WNW) |
Sunrise
06:36
Duration
13 h 37 min
Sunset
20:13
Moonrise
19:48
Moonset
04:29
Moon phase
Waxing Gibbous
Illumination
93%
+27°C
Weather archive — for 2023 year
Clear/Sunny
Weather archive — for 2023 year
Nighttime: +21°C
Precipitation: 0 mm
Wind: 2 — 4 m/s
Humidity: 30%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +35°C | Sun hours | 14 h |
| UV index | 7 | Cloud cover (avg.) | 2% |
| Pressure (avg.) | 762 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 10 km | Sea temperature | — |
| Feels like (avg.) | +26°C | Dew point (avg.) | +7°C |
| Heat index (avg.) | +27°C | Wind chill (avg.) | +27°C |
| Wind gusts (max.) | 8 m/s | Wind direction (avg.) | 200° ↙ (WSW) |
Sunrise
06:35
Duration
13 h 39 min
Sunset
20:14
Moonrise
08:37
Moonset
21:34
Moon phase
Waxing Crescent
Illumination
9%
+25°C
Weather archive — for 2022 year
Partly Cloudy
Weather archive — for 2022 year
Nighttime: +18°C
Precipitation: 0.3 mm
Wind: 3 — 3 m/s
Humidity: 51%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +32°C | Sun hours | 11 h |
| UV index | 7 | Cloud cover (avg.) | 36% |
| Pressure (avg.) | 758 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 10 km | Sea temperature | — |
| Feels like (avg.) | +26°C | Dew point (avg.) | +14°C |
| Heat index (avg.) | +26°C | Wind chill (avg.) | +25°C |
| Wind gusts (max.) | 10 m/s | Wind direction (avg.) | 248° ← (WNW) |
Sunrise
06:36
Duration
13 h 38 min
Sunset
20:14
Moonrise
23:51
Moonset
13:40
Moon phase
Last Quarter
Illumination
54%
+20°C
Weather archive — for 2021 year
Clear/Sunny
Weather archive — for 2021 year
Nighttime: +15°C
Precipitation: 0 mm
Wind: 3 — 5 m/s
Humidity: 69%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +25°C | Sun hours | 14 h |
| UV index | 5 | Cloud cover (avg.) | 10% |
| Pressure (avg.) | 761 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 10 km | Sea temperature | — |
| Feels like (avg.) | +19°C | Dew point (avg.) | +12°C |
| Heat index (avg.) | +19°C | Wind chill (avg.) | +19°C |
| Wind gusts (max.) | 9 m/s | Wind direction (avg.) | 262° ← (W) |
Sunrise
06:36
Duration
13 h 38 min
Sunset
20:14
Moonrise
17:08
Moonset
01:25
Moon phase
Waxing Gibbous
Illumination
69%
+23°C
Weather archive — for 2020 year
Clear/Sunny
Weather archive — for 2020 year
Nighttime: +17°C
Precipitation: 0 mm
Wind: 2 — 4 m/s
Humidity: 48%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +29°C | Sun hours | 14 h |
| UV index | 5 | Cloud cover (avg.) | 32% |
| Pressure (avg.) | 761 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 10 km | Sea temperature | — |
| Feels like (avg.) | +23°C | Dew point (avg.) | +10°C |
| Heat index (avg.) | +23°C | Wind chill (avg.) | +22°C |
| Wind gusts (max.) | 9 m/s | Wind direction (avg.) | 265° ← (WNW) |
Sunrise
06:36
Duration
13 h 37 min
Sunset
20:13
Moonrise
05:27
Moonset
20:13
Moon phase
New Moon
Illumination
0%
Weather in Tortoli on 18 August in previous years
| Year | Day | Nighttime | Average | Sun | UV | Humidity | Wind |
|---|---|---|---|---|---|---|---|
| 2025 |
+31°C
|
+18°C
|
+23°C | 10 h | 6 | 54% | 1 — 2 m/s |
| 2024 |
+27°C
|
+16°C
|
+20°C | 11 h | 6 | 76% | 2 — 4 m/s |
| 2023 |
+35°C
|
+21°C
|
+27°C | 14 h | 7 | 30% | 2 — 4 m/s |
| 2022 |
+32°C
|
+18°C
|
+25°C | 11 h | 7 | 51% | 3 — 3 m/s |
| 2021 |
+25°C
|
+15°C
|
+20°C | 14 h | 5 | 69% | 3 — 5 m/s |
| 2020 |
+29°C
|
+17°C
|
+23°C | 14 h | 5 | 48% | 2 — 4 m/s |