5-day weather forecast Grožnjan 02-09-2026
Weather forecast Grožnjan tomorrow 02.09.2026: sunny, temperature from 24 °C to 27 °C.
Precipitation probability 14%. Wind up to 2.81 m/s (gusts 7.11 m/s). Air humidity 51–63%, atmospheric pressure 762–764 mm Hg, UV index up to 5.9.
Weather Alerts
Hide alertsYellow wind warning
Strong, locally near gale NE wind, from the middle of the day gradually easing to fresh. Maximum wind gusts 35-55 knots (65-100 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 breeze. 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 high temperature warning
Heat wave. maximum temperature > 32 °C; minimum temperature > 26 °C
STAY ALERT for expected high temperatures. Health risks are possible in the vulnerable population, in particular senior citizens and small children.
5 days at a glance — tap a day to open it
Sunrise 06:28
Sunset 19:41
Sunset 19:41
Last Quarter60% illuminated
Moonrise 21:34 · Moonset 12:18
Moonrise 21:34 · Moonset 12:18
Chart
Table
| Temperature | Rain chance | Cloud cover | Humidity | Pressure | Wind | UV Index | ||
|---|---|---|---|---|---|---|---|---|
| 00:00 |  Clear | 25 °C | 4% | 4% | 60% | 763 mm Hg | ENE 75° 2.5 (2.53) m/s | 0 |
| 01:00 | Clear | 25 °C | 3% | 5% | 60% | 763 mm Hg | E 79° 2.19 (2.19) m/s | 0 |
| 02:00 | Clear | 25 °C | 3% | 4% | 59% | 763 mm Hg | ENE 72° 2 (7) m/s | 0 |
| 03:00 | Clear | 25 °C | 3% | 0% | 58% | 763 mm Hg | ENE 63° 1.89 (5.89) m/s | 0 |
| 04:00 | Clear | 25 °C | 3% | 5% | 59% | 763 mm Hg | ENE 69° 2 (5) m/s | 0 |
| 05:00 |  Partly cloudy | 24 °C | 5% | 29% | 59% | 763 mm Hg | ENE 69° 2.11 (7.11) m/s | 0 |
| 06:00 | Partly cloudy | 24 °C | 8% | 60% | 59% | 762 mm Hg | ENE 61° 2.39 (2.42) m/s | 0 |
| 07:00 |  Overcast | 24 °C | 13% | 92% | 58% | 763 mm Hg | ENE 67° 2.5 (2.5) m/s | 0 |
| 08:00 |  Partly cloudy | 24 °C | 7% | 58% | 57% | 763 mm Hg | ENE 74° 2.11 (2.22) m/s | 0.4 |
| 09:00 | Overcast | 25 °C | 12% | 100% | 53% | 763 mm Hg | ENE 65° 1.5 (1.61) m/s | 1.2 |
| 10:00 | Overcast | 26 °C | 12% | 100% | 51% | 764 mm Hg | NNE 25° 0.69 (0.75) m/s | 2.6 |
| 11:00 | Overcast | 26 °C | 12% | 100% | 52% | 764 mm Hg | NW 323° 1.81 (4.81) m/s | 3.9 |
| 12:00 |  Sunny | 26 °C | 2% | 0% | 53% | 764 mm Hg | NW 308° 2 (5) m/s | 5 |
| 13:00 | Sunny | 26 °C | 2% | 2% | 53% | 763 mm Hg | W 269° 1.61 (5.61) m/s | 5.9 |
| 14:00 | Sunny | 26 °C | 3% | 5% | 54% | 763 mm Hg | WSW 246° 2 (2.22) m/s | 5.5 |
| 15:00 |  Thundery outbreaks possible | 27 °C | 11% | 86% | 55% | 763 mm Hg | WSW 248° 2.5 (2.81) m/s | 4.4 |
| 16:00 | Thundery outbreaks possible | 27 °C | 13% | 100% | 56% | 762 mm Hg | W 274° 2.61 (2.72) m/s | 2.7 |
| 17:00 | Thundery outbreaks possible | 27 °C | 13% | 100% | 57% | 762 mm Hg | WNW 291° 2.39 (2.61) m/s | 1.2 |
| 18:00 | Thundery outbreaks possible | 27 °C | 14% | 100% | 60% | 762 mm Hg | NW 320° 1.5 (1.69) m/s | 0.5 |
| 19:00 | Thundery outbreaks possible | 27 °C | 13% | 89% | 62% | 762 mm Hg | NW 309° 1.31 (1.31) m/s | 0.1 |
| 20:00 |  Thundery outbreaks possible | 27 °C | 9% | 64% | 61% | 762 mm Hg | NNW 340° 2.19 (2.22) m/s | 0 |
| 21:00 | Clear | 26 °C | 4% | 5% | 63% | 762 mm Hg | NNE 33° 2.39 (2.89) m/s | 0 |
| 22:00 | Thundery outbreaks possible | 25 °C | 6% | 34% | 62% | 762 mm Hg | E 80° 2.81 (3) m/s | 0 |
| 23:00 |  Cloudy | 25 °C | 11% | 74% | 62% | 763 mm Hg | E 98° 2.81 (3.03) 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.