5-day weather forecast Grožnjan 23-07-2026
Weather forecast Grožnjan tomorrow 23.07.2026: sunny, temperature from 20 °C to 26 °C.
Precipitation probability 14%. Wind up to 2.89 m/s (gusts 6.08 m/s). Air humidity 43–59%, atmospheric pressure 758–763 mm Hg, UV index up to 6.3.
Weather Alerts
Hide alertsModerate Thunderstorms Warning (Degree 2/4) - Slovenia / South-West
Moderate Thunderstorms Warning
Thunderstorms are possible, accompanied by local intense precipitation and gusty winds. Intense local showers with wind blasts and lightning strikes are possible. Torrential watercourses may rise quickly. Rainwater floods are possible.
Beware of approaching storm clouds. Do not linger in exposed locations, e.g. under trees or power lines. Wait in a safe place, as storms usually do not last long.
Severe Forestfire danger Warning (Degree 3/4) - Slovenia / South-West
Severe Forestfire danger Warning
There is a large risk of forest and bush fire.
Stay vigilant and be prepared there is a large risk of forest and bush fire. Immediately react to any developing fire. The public are asked to exercise extreme caution in the countryside, and immediately notify emergency services on any fire.
Yellow wind warning
Locally fresh NE wind. Maximum wind gusts 35-40 knots (65-75 km/h)
IMPACT: Although rather usual in this region, locally or potentially dangerous wind speeds are expected to produce dangerous wave conditions to small crafts. Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in these conditions.
Mariners should pay close attention to the marine forecast and consider wind and sea conditions in planning. It is possible that some ferry lines will not operate so follow traffic information if travelling.
Yellow wind warning
Locally fresh NE wind. Maximum wind gusts 35-40 knots (65-75 km/h)
IMPACT: Although rather usual in this region, locally or potentially dangerous wind speeds are expected to produce dangerous wave conditions to small crafts. Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in these conditions.
Mariners should pay close attention to the marine forecast and consider wind and sea conditions in planning. It is possible that some ferry lines will not operate so follow traffic information if travelling.
Yellow wind warning
Locally strong NE wind, in the aftrenoon NW wind. Maximum wind gusts 35-45 knots (65-85 km/h)
IMPACT: Although rather usual in this region, locally or potentially dangerous wind speeds are expected to produce dangerous wave conditions to small crafts. Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in these conditions.
Mariners should pay close attention to the marine forecast and consider wind and sea conditions in planning. It is possible that some ferry lines will not operate so follow traffic information if travelling.
Sunrise 05:39
Sunset 20:43
Sunset 20:43
Waxing Gibbous74% illuminated
Moonrise 16:26 · Moonset 00:22
Moonrise 16:26 · Moonset 00:22
Chart
Table
| Temperature | Rain chance | Cloud cover | Humidity | Pressure | Wind | UV Index | ||
|---|---|---|---|---|---|---|---|---|
| 00:00 |  Clear | 20 °C | 4% | 8% | 58% | 763 mm Hg | E 80° 2.69 (5.67) m/s | 0 |
| 01:00 | Clear | 20 °C | 3% | 6% | 56% | 763 mm Hg | ENE 75° 2.69 (5.67) m/s | 0 |
| 02:00 | Clear | 20 °C | 3% | 7% | 54% | 762 mm Hg | ENE 68° 2.61 (5.47) m/s | 0 |
| 03:00 | Clear | 20 °C | 3% | 7% | 52% | 762 mm Hg | ENE 70° 2.31 (4.83) m/s | 0 |
| 04:00 | Clear | 20 °C | 3% | 10% | 52% | 762 mm Hg | E 81° 1.89 (4) m/s | 0 |
| 05:00 | Clear | 20 °C | 3% | 8% | 52% | 761 mm Hg | E 89° 1.81 (3.78) m/s | 0 |
| 06:00 |  Sunny | 20 °C | 3% | 7% | 52% | 761 mm Hg | E 88° 1.69 (3.58) m/s | 0 |
| 07:00 | Sunny | 21 °C | 3% | 9% | 53% | 761 mm Hg | E 93° 1.61 (2.97) m/s | 0.3 |
| 08:00 |  Partly cloudy | 22 °C | 3% | 29% | 49% | 761 mm Hg | E 95° 1 (1.42) m/s | 0.9 |
| 09:00 | Partly cloudy | 24 °C | 4% | 50% | 46% | 761 mm Hg | SE 130° 0.39 (0.5) m/s | 1.7 |
| 10:00 | Partly cloudy | 24 °C | 4% | 47% | 45% | 761 mm Hg | SW 220° 0.31 (0.36) m/s | 2.7 |
| 11:00 | Partly cloudy | 25 °C | 4% | 49% | 44% | 761 mm Hg | W 272° 0.61 (0.72) m/s | 4.4 |
| 12:00 | Partly cloudy | 25 °C | 4% | 48% | 43% | 761 mm Hg | W 271° 1.31 (1.5) m/s | 5.8 |
| 13:00 | Sunny | 25 °C | 2% | 20% | 44% | 761 mm Hg | W 265° 1.69 (1.97) m/s | 6.3 |
| 14:00 | Sunny | 26 °C | 2% | 9% | 45% | 760 mm Hg | WSW 257° 2 (2.31) m/s | 6.2 |
| 15:00 | Sunny | 26 °C | 2% | 6% | 46% | 760 mm Hg | W 262° 2.39 (2.75) m/s | 5.2 |
| 16:00 | Sunny | 26 °C | 2% | 6% | 46% | 760 mm Hg | WSW 245° 2.39 (2.78) m/s | 3.2 |
| 17:00 | Sunny | 26 °C | 2% | 6% | 46% | 759 mm Hg | WSW 256° 1.89 (2.25) m/s | 2 |
| 18:00 | Sunny | 26 °C | 2% | 8% | 47% | 759 mm Hg | WNW 291° 2 (2.5) m/s | 0.9 |
| 19:00 | Sunny | 25 °C | 2% | 9% | 52% | 758 mm Hg | NW 318° 1.89 (2.53) m/s | 0.3 |
| 20:00 | Sunny | 24 °C | 3% | 7% | 57% | 758 mm Hg | NNW 335° 2.19 (3.61) m/s | 0 |
| 21:00 | Clear | 22 °C | 4% | 11% | 58% | 758 mm Hg | NE 34° 1.89 (3.75) m/s | 0 |
| 22:00 |  Patchy rain possible | 22 °C | 14% (0.05 mm/hr) | 80% | 58% | 759 mm Hg | NNE 31° 2.31 (4.78) m/s | 0 |
| 23:00 | Patchy rain possible | 21 °C | 12% (0.03 mm/hr) | 72% | 59% | 759 mm Hg | NE 46° 2.89 (6.08) m/s | 0 |
Grožnjan on the map
Data Sources & Methodology
Our weather forecasts are powered by a professional weather data provider that aggregates data from national weather services, satellite observations, radar networks, and over 80,000 weather stations worldwide. Forecast data is updated multiple times daily. We convert raw data into clear summaries — wind speed in m/s, pressure in mmHg — so you can plan your day with confidence.