Bulgaria / Primorsko / 20 August

Weather in Primorsko on 20 August 2026

Preliminary outlook for 20 August 2026

A preliminary estimate based on the 2020–2025 archive: daytime around +27°C and nighttime around +19°C, average precipitation 0.6 mm, wind around 3 m/s, humidity around 66%.

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.

← 19 August
Nearby days
21 August →
+21°C
Weather archive — latest year: 2025
Partly Cloudy
Weather archive — latest year: 2025
Nighttime: +18°C Precipitation: 0 mm Wind: 3 — 4 m/s Humidity: 71%
MetricValue MetricValue
Day temperature (max.) +25°C Sun hours 12 h
UV index 6 Cloud cover (avg.) 25%
Pressure (avg.) 760 mmHg Snow (total for the day) 0 cm
Visibility (avg.) 10 km Sea temperature
Feels like (avg.) +22°C Dew point (avg.) +16°C
Heat index (avg.) +22°C Wind chill (avg.) +22°C
Wind gusts (max.) 4 m/s Wind direction (avg.) 129° ↗ (ENE)
Sunrise
06:21
Duration
13 h 41 min
Sunset
20:02
Moonrise
02:15
Moonset
18:33
Moon phase
Waning Crescent
Illumination
15%
+24°C
Weather archive — for 2024 year
Clear/Sunny
Weather archive — for 2024 year
Nighttime: +19°C Sea temperature: +26°C Precipitation: 0 mm Wind: 2 — 4 m/s
MetricValue MetricValue
Day temperature (max.) +29°C Sun hours 14 h
UV index 6 Cloud cover (avg.) 3%
Pressure (avg.) 758 mmHg Snow (total for the day) 0 cm
Visibility (avg.) 10 km Sea temperature +26°C
Feels like (avg.) +24°C Dew point (avg.) +16°C
Heat index (avg.) +24°C Wind chill (avg.) +23°C
Wind gusts (max.) 6 m/s Wind direction (avg.) 161° ↗ (ENE)
Sunrise
06:22
Duration
13 h 40 min
Sunset
20:02
Moonrise
20:35
Moonset
06:33
Moon phase
Full Moon
Illumination
100%
+24°C
Weather archive — for 2023 year
Clear/Sunny
Weather archive — for 2023 year
Nighttime: +20°C Precipitation: 0 mm Wind: 4 — 6 m/s Humidity: 69%
MetricValue MetricValue
Day temperature (max.) +29°C Sun hours 14 h
UV index 6 Cloud cover (avg.) 2%
Pressure (avg.) 761 mmHg Snow (total for the day) 0 cm
Visibility (avg.) 10 km Sea temperature
Feels like (avg.) +24°C Dew point (avg.) +17°C
Heat index (avg.) +24°C Wind chill (avg.) +24°C
Wind gusts (max.) 11 m/s Wind direction (avg.) 98° ↑ (NNE)
Sunrise
06:21
Duration
13 h 42 min
Sunset
20:03
Moonrise
10:21
Moonset
21:58
Moon phase
Waxing Crescent
Illumination
23%
+24°C
Weather archive — for 2022 year
Clear/Sunny
Weather archive — for 2022 year
Nighttime: +20°C Precipitation: 0 mm Wind: 2 — 4 m/s Humidity: 61%
MetricValue MetricValue
Day temperature (max.) +29°C Sun hours 14 h
UV index 6 Cloud cover (avg.) 4%
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.) +16°C
Heat index (avg.) +25°C Wind chill (avg.) +24°C
Wind gusts (max.) 6 m/s Wind direction (avg.) 181° ↗ (ENE)
Sunrise
06:21
Duration
13 h 41 min
Sunset
20:02
Moonrise
00:04
Moonset
15:47
Moon phase
Last Quarter
Illumination
39%
+22°C
Weather archive — for 2021 year
Clear/Sunny
Weather archive — for 2021 year
Nighttime: +18°C Precipitation: 0 mm Wind: 2 — 3 m/s Humidity: 66%
MetricValue MetricValue
Day temperature (max.) +25°C Sun hours 14 h
UV index 6 Cloud cover (avg.) 5%
Pressure (avg.) 761 mmHg Snow (total for the day) 0 cm
Visibility (avg.) 10 km Sea temperature
Feels like (avg.) +22°C Dew point (avg.) +14°C
Heat index (avg.) +22°C Wind chill (avg.) +22°C
Wind gusts (max.) 8 m/s Wind direction (avg.) 170° ↘ (SSE)
Sunrise
06:21
Duration
13 h 41 min
Sunset
20:02
Moonrise
19:02
Moonset
03:03
Moon phase
Waxing Gibbous
Illumination
83%
+22°C
Weather archive — for 2020 year
Partly Cloudy
Weather archive — for 2020 year
Nighttime: +18°C Precipitation: 3.8 mm Wind: 2 — 3 m/s Humidity: 68%
MetricValue MetricValue
Day temperature (max.) +25°C Sun hours 11 h
UV index 5 Cloud cover (avg.) 73%
Pressure (avg.) 756 mmHg Snow (total for the day) 0 cm
Visibility (avg.) 10 km Sea temperature
Feels like (avg.) +22°C Dew point (avg.) +16°C
Heat index (avg.) +22°C Wind chill (avg.) +22°C
Wind gusts (max.) 6 m/s Wind direction (avg.) 244° ↙ (SW)
Sunrise
06:22
Duration
13 h 40 min
Sunset
20:02
Moonrise
07:20
Moonset
21:07
Moon phase
Waxing Crescent
Illumination
6%

Weather in Primorsko on 20 August in previous years

Year Day Nighttime Average Sun UV Humidity Wind
2025 +25°C +18°C +21°C 12 h 6 71% 3 — 4 m/s
2024 +29°C +19°C +24°C 14 h 6 63% 2 — 4 m/s
2023 +29°C +20°C +24°C 14 h 6 69% 4 — 6 m/s
2022 +29°C +20°C +24°C 14 h 6 61% 2 — 4 m/s
2021 +25°C +18°C +22°C 14 h 6 66% 2 — 3 m/s
2020 +25°C +18°C +22°C 11 h 5 68% 2 — 3 m/s