Croatia / Postira / 18 August

Weather in Postira on 18 August 2026

Preliminary outlook for 18 August 2026

A preliminary estimate based on the 2020–2025 archive: daytime around +28°C and nighttime around +24°C, average precipitation 0.7 mm, wind around 3 m/s, humidity around 65%.

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.

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Nearby days
19 August →
+25°C
Weather archive — latest year: 2025
Clear/Sunny
Weather archive — latest year: 2025
Nighttime: +23°C Precipitation: 0 mm Wind: 4 — 6 m/s Humidity: 61%
MetricValue MetricValue
Day temperature (max.) +28°C Sun hours 13 h
UV index 7 Cloud cover (avg.) 12%
Pressure (avg.) 758 mmHg Snow (total for the day) 0 cm
Visibility (avg.) 10 km Sea temperature
Feels like (avg.) +27°C Dew point (avg.) +17°C
Heat index (avg.) +27°C Wind chill (avg.) +25°C
Wind gusts (max.) 9 m/s Wind direction (avg.) 237° ← (W)
Sunrise
06:02
Duration
13 h 50 min
Sunset
19:52
Moonrise
Does not rise today
Moonset
16:30
Moon phase
Last Quarter
Illumination
29%
+27°C
Weather archive — for 2024 year
Clear/Sunny
Weather archive — for 2024 year
Nighttime: +24°C Sea temperature: +28°C Precipitation: 0.1 mm Wind: 2 — 4 m/s
MetricValue MetricValue
Day temperature (max.) +29°C Sun hours 11 h
UV index 7 Cloud cover (avg.) 28%
Pressure (avg.) 756 mmHg Snow (total for the day) 0 cm
Visibility (avg.) 10 km Sea temperature +28°C
Feels like (avg.) +29°C Dew point (avg.) +20°C
Heat index (avg.) +29°C Wind chill (avg.) +27°C
Wind gusts (max.) 5 m/s Wind direction (avg.) 178° ↓ (SSW)
Sunrise
06:02
Duration
13 h 49 min
Sunset
19:51
Moonrise
19:31
Moonset
03:47
Moon phase
Waxing Gibbous
Illumination
93%
+26°C
Weather archive — for 2023 year
Clear/Sunny
Weather archive — for 2023 year
Nighttime: +25°C Precipitation: 0 mm Wind: 3 — 5 m/s Humidity: 67%
MetricValue MetricValue
Day temperature (max.) +28°C Sun hours 12 h
UV index 7 Cloud cover (avg.) 24%
Pressure (avg.) 760 mmHg Snow (total for the day) 0 cm
Visibility (avg.) 10 km Sea temperature
Feels like (avg.) +28°C Dew point (avg.) +20°C
Heat index (avg.) +28°C Wind chill (avg.) +26°C
Wind gusts (max.) 7 m/s Wind direction (avg.) 231° ← (W)
Sunrise
06:01
Duration
13 h 51 min
Sunset
19:52
Moonrise
08:04
Moonset
21:08
Moon phase
Waxing Crescent
Illumination
9%
+27°C
Weather archive — for 2022 year
Clear/Sunny
Weather archive — for 2022 year
Nighttime: +24°C Precipitation: 0 mm Wind: 3 — 4 m/s Humidity: 65%
MetricValue MetricValue
Day temperature (max.) +30°C Sun hours 13 h
UV index 7 Cloud cover (avg.) 5%
Pressure (avg.) 758 mmHg Snow (total for the day) 0 cm
Visibility (avg.) 10 km Sea temperature
Feels like (avg.) +28°C Dew point (avg.) +21°C
Heat index (avg.) +28°C Wind chill (avg.) +26°C
Wind gusts (max.) 6 m/s Wind direction (avg.) 164° ↘ (SE)
Sunrise
06:02
Duration
13 h 50 min
Sunset
19:52
Moonrise
23:13
Moonset
13:19
Moon phase
Last Quarter
Illumination
54%
+25°C
Weather archive — for 2021 year
Overcast
Weather archive — for 2021 year
Nighttime: +23°C Precipitation: 0 mm Wind: 3 — 5 m/s Humidity: 60%
MetricValue MetricValue
Day temperature (max.) +27°C Sun hours 11 h
UV index 6 Cloud cover (avg.) 31%
Pressure (avg.) 757 mmHg Snow (total for the day) 0 cm
Visibility (avg.) 10 km Sea temperature
Feels like (avg.) +26°C Dew point (avg.) +17°C
Heat index (avg.) +26°C Wind chill (avg.) +25°C
Wind gusts (max.) 8 m/s Wind direction (avg.) 153° ↓ (SSW)
Sunrise
06:02
Duration
13 h 50 min
Sunset
19:52
Moonrise
16:52
Moonset
00:43
Moon phase
Waxing Gibbous
Illumination
69%
+24°C
Weather archive — for 2020 year
Moderate or heavy rain shower
Weather archive — for 2020 year
Nighttime: +23°C Precipitation: 4.2 mm Wind: 3 — 3 m/s Humidity: 71%
MetricValue MetricValue
Day temperature (max.) +25°C Sun hours 13 h
UV index 6 Cloud cover (avg.) 50%
Pressure (avg.) 758 mmHg Snow (total for the day) 0 cm
Visibility (avg.) 10 km Sea temperature
Feels like (avg.) +25°C Dew point (avg.) +18°C
Heat index (avg.) +25°C Wind chill (avg.) +23°C
Wind gusts (max.) 6 m/s Wind direction (avg.) 93° ↗ (ENE)
Sunrise
06:02
Duration
13 h 49 min
Sunset
19:51
Moonrise
04:48
Moonset
19:53
Moon phase
New Moon
Illumination
0%

Weather in Postira on 18 August in previous years

Year Day Nighttime Average Sun UV Humidity Wind
2025 +28°C +23°C +25°C 13 h 7 61% 4 — 6 m/s
2024 +29°C +24°C +27°C 11 h 7 64% 2 — 4 m/s
2023 +28°C +25°C +26°C 12 h 7 67% 3 — 5 m/s
2022 +30°C +24°C +27°C 13 h 7 65% 3 — 4 m/s
2021 +27°C +23°C +25°C 11 h 6 60% 3 — 5 m/s
2020 +25°C +23°C +24°C 13 h 6 71% 3 — 3 m/s