5-day weather forecast Grožnjan 29-07-2026
Weather forecast Grožnjan Wednesday, July 29 29.07.2026: sunny, temperature from 23 °C to 30 °C.
Precipitation probability 4%. Wind up to 2.89 m/s (gusts 6.08 m/s). Air humidity 47–66%, atmospheric pressure 763–764 mm Hg, UV index up to 8.
Weather Alerts
Hide alertsSevere 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.
Moderate 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.
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.
5 days at a glance — tap a day to open it
Sunrise 05:46
Sunset 20:37
Sunset 20:37
Full Moon99% illuminated
Moonrise 20:55 · Moonset 05:31
Moonrise 20:55 · Moonset 05:31
Chart
Table
Wed, Jul 29, 2026
| Temperature | Rain chance | Cloud cover | Humidity | Pressure | Wind | UV Index | ||
|---|---|---|---|---|---|---|---|---|
| 00:00 |  Clear | 24 °C | 4% | 2% | 65% | 764 mm Hg | NE 36° 2.89 (6.08) m/s | 0 |
| 01:00 | Clear | 24 °C | 4% | 0% | 66% | 764 mm Hg | NE 43° 2.69 (5.67) m/s | 0 |
| 02:00 | Clear | 23 °C | 4% | 0% | 65% | 764 mm Hg | NE 46° 2.5 (5.25) m/s | 0 |
| 03:00 | Clear | 23 °C | 4% | 0% | 65% | 764 mm Hg | NE 50° 2.39 (5.03) m/s | 0 |
| 04:00 | Clear | 23 °C | 4% | 0% | 64% | 764 mm Hg | NE 54° 2.19 (4.61) m/s | 0 |
| 05:00 | Clear | 23 °C | 4% | 0% | 63% | 764 mm Hg | ENE 59° 1.69 (3.58) m/s | 0 |
| 06:00 |  Sunny | 23 °C | 4% | 0% | 62% | 764 mm Hg | ENE 57° 1.69 (3.58) m/s | 0 |
| 07:00 | Sunny | 24 °C | 3% | 0% | 61% | 764 mm Hg | NE 54° 1.81 (3.78) m/s | 0.3 |
| 08:00 | Sunny | 26 °C | 3% | 0% | 56% | 764 mm Hg | NE 42° 1.39 (2.33) m/s | 1 |
| 09:00 | Sunny | 28 °C | 2% | 0% | 52% | 764 mm Hg | NNE 19° 1.19 (1.61) m/s | 2.2 |
| 10:00 | Sunny | 29 °C | 2% | 0% | 49% | 764 mm Hg | NNW 340° 1.31 (1.64) m/s | 3.9 |
| 11:00 | Sunny | 30 °C | 1% | 0% | 47% | 764 mm Hg | WNW 300° 1.89 (2.42) m/s | 5.7 |
| 12:00 | Sunny | 30 °C | 1% | 0% | 48% | 764 mm Hg | WNW 288° 2.69 (3.67) m/s | 6.8 |
| 13:00 | Sunny | 30 °C | 2% | 2% | 50% | 764 mm Hg | W 279° 2.81 (3.97) m/s | 7.4 |
| 14:00 | Sunny | 30 °C | 2% | 0% | 50% | 764 mm Hg | W 263° 2.81 (3.97) m/s | 7 |
| 15:00 | Sunny | 30 °C | 2% | 0% | 49% | 764 mm Hg | WSW 258° 2.5 (3.5) m/s | 7 |
| 16:00 | Sunny | 30 °C | 1% | 0% | 48% | 764 mm Hg | WSW 253° 2.19 (3.11) m/s | 7 |
| 17:00 | Sunny | 30 °C | 1% | 0% | 47% | 763 mm Hg | WSW 248° 1.89 (2.67) m/s | 8 |
| 18:00 | Sunny | 29 °C | 2% | 1% | 51% | 763 mm Hg | SSE 167° 1.69 (2.61) m/s | 7 |
| 19:00 | Sunny | 28 °C | 3% | 3% | 55% | 763 mm Hg | E 85° 1.39 (2.61) m/s | 7 |
| 20:00 | Sunny | 27 °C | 3% | 4% | 60% | 763 mm Hg | N 3° 1.19 (2.53) m/s | 7 |
| 21:00 | Clear | 26 °C | 4% | 4% | 60% | 763 mm Hg | NNE 24° 1.5 (3.11) m/s | 0 |
| 22:00 | Clear | 25 °C | 4% | 5% | 60% | 764 mm Hg | NE 44° 1.81 (3.81) m/s | 0 |
| 23:00 | Clear | 25 °C | 4% | 5% | 61% | 764 mm Hg | ENE 65° 2.11 (4.42) m/s | 0 |
Wed, Jul 29, 2026
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.