Greece / Patri / 18 August

Weather in Patri on 18 August 2026

Preliminary outlook for 18 August 2026

A preliminary estimate based on the 2019–2025 archive: daytime around +30°C and nighttime around +23°C, average precipitation 0 mm, wind around 2 m/s, humidity around 60%.

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.

← 17 August
Nearby days
19 August →
+24°C
Weather archive — latest year: 2025
Clear/Sunny
Weather archive — latest year: 2025
Nighttime: +20°C Precipitation: 0 mm Wind: 2 — 3 m/s Humidity: 69%
MetricValue MetricValue
Day temperature (max.) +26°C Sun hours 14 h
UV index 6 Cloud cover (avg.) 15%
Pressure (avg.) 759 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.) +24°C
Wind gusts (max.) 4 m/s Wind direction (avg.) 221° ↙ (WSW)
Sunrise
06:50
Duration
13 h 32 min
Sunset
20:22
Moonrise
01:13
Moonset
17:12
Moon phase
Last Quarter
Illumination
29%
+27°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: 58%
MetricValue MetricValue
Day temperature (max.) +29°C Sun hours 14 h
UV index 7 Cloud cover (avg.) 4%
Pressure (avg.) 757 mmHg Snow (total for the day) 0 cm
Visibility (avg.) 10 km Sea temperature
Feels like (avg.) +31°C Dew point (avg.) +18°C
Heat index (avg.) +31°C Wind chill (avg.) +30°C
Wind gusts (max.) 5 m/s Wind direction (avg.) 210° ↙ (WSW)
Sunrise
06:51
Duration
13 h 31 min
Sunset
20:22
Moonrise
19:57
Moonset
04:45
Moon phase
Waxing Gibbous
Illumination
93%
+28°C
Weather archive — for 2023 year
Clear/Sunny
Weather archive — for 2023 year
Nighttime: +24°C Precipitation: 0 mm Wind: 2 — 4 m/s Humidity: 54%
MetricValue MetricValue
Day temperature (max.) +33°C Sun hours 14 h
UV index 7 Cloud cover (avg.) 3%
Pressure (avg.) 758 mmHg Snow (total for the day) 0 cm
Visibility (avg.) 10 km Sea temperature
Feels like (avg.) +31°C Dew point (avg.) +18°C
Heat index (avg.) +31°C Wind chill (avg.) +29°C
Wind gusts (max.) 8 m/s Wind direction (avg.) 81° ↗ (NE)
Sunrise
06:50
Duration
13 h 33 min
Sunset
20:23
Moonrise
08:29
Moonset
21:38
Moon phase
Waxing Crescent
Illumination
9%
+29°C
Weather archive — for 2022 year
Clear/Sunny
Weather archive — for 2022 year
Nighttime: +24°C Precipitation: 0 mm Wind: 2 — 3 m/s Humidity: 55%
MetricValue MetricValue
Day temperature (max.) +34°C Sun hours 14 h
UV index 7 Cloud cover (avg.) 4%
Pressure (avg.) 758 mmHg Snow (total for the day) 0 cm
Visibility (avg.) 10 km Sea temperature
Feels like (avg.) +31°C Dew point (avg.) +20°C
Heat index (avg.) +31°C Wind chill (avg.) +29°C
Wind gusts (max.) 7 m/s Wind direction (avg.) 161° ← (WNW)
Sunrise
06:50
Duration
13 h 33 min
Sunset
20:23
Moonrise
No moonrise
Moonset
13:39
Moon phase
Waning Gibbous
Illumination
54%
+27°C
Weather archive — for 2021 year
Clear/Sunny
Weather archive — for 2021 year
Nighttime: +25°C Precipitation: 0 mm Wind: 2 — 4 m/s Humidity: 66%
MetricValue MetricValue
Day temperature (max.) +30°C Sun hours 14 h
UV index 7 Cloud cover (avg.) 2%
Pressure (avg.) 758 mmHg Snow (total for the day) 0 cm
Visibility (avg.) 10 km Sea temperature
Feels like (avg.) +30°C Dew point (avg.) +20°C
Heat index (avg.) +30°C Wind chill (avg.) +28°C
Wind gusts (max.) 6 m/s Wind direction (avg.) 244° ← (W)
Sunrise
06:50
Duration
13 h 32 min
Sunset
20:22
Moonrise
17:37
Moonset
02:02
Moon phase
Waxing Gibbous
Illumination
69%
+26°C
Weather archive — for 2020 year
Clear/Sunny
Weather archive — for 2020 year
Nighttime: +23°C Precipitation: 0 mm Wind: 2 — 3 m/s Humidity: 70%
MetricValue MetricValue
Day temperature (max.) +29°C Sun hours 14 h
UV index 7 Cloud cover (avg.) 4%
Pressure (avg.) 758 mmHg Snow (total for the day) 0 cm
Visibility (avg.) 10 km Sea temperature
Feels like (avg.) +29°C Dew point (avg.) +19°C
Heat index (avg.) +29°C Wind chill (avg.) +27°C
Wind gusts (max.) 5 m/s Wind direction (avg.) 208° ← (WNW)
Sunrise
06:51
Duration
13 h 31 min
Sunset
20:22
Moonrise
05:41
Moonset
20:22
Moon phase
New Moon
Illumination
0%
+26°C
Weather archive — for 2019 year
Clear/Sunny
Weather archive — for 2019 year
Nighttime: +20°C Precipitation: 0 mm Wind: 3 — 3 m/s Humidity: 50%
MetricValue MetricValue
Day temperature (max.) +32°C Sun hours 14 h
UV index 7 Cloud cover (avg.) 6%
Pressure (avg.) 761 mmHg Snow (total for the day) 0 cm
Visibility (avg.) 10 km Sea temperature
Feels like (avg.) +27°C Dew point (avg.) +14°C
Heat index (avg.) +27°C Wind chill (avg.) +27°C
Wind gusts (max.) 8 m/s Wind direction (avg.) 125° ↘ (SE)
Sunrise
06:50
Duration
13 h 33 min
Sunset
20:23
Moonrise
22:12
Moonset
09:16
Moon phase
Waning Gibbous
Illumination
78%

Weather in Patri on 18 August in previous years

Year Day Nighttime Average Sun UV Humidity Wind
2025 +26°C +20°C +24°C 14 h 6 69% 2 — 3 m/s
2024 +29°C +25°C +27°C 14 h 7 58% 2 — 3 m/s
2023 +33°C +24°C +28°C 14 h 7 54% 2 — 4 m/s
2022 +34°C +24°C +29°C 14 h 7 55% 2 — 3 m/s
2021 +30°C +25°C +27°C 14 h 7 66% 2 — 4 m/s
2020 +29°C +23°C +26°C 14 h 7 70% 2 — 3 m/s
2019 +32°C +20°C +26°C 14 h 7 50% 3 — 3 m/s