5-day weather forecast Grožnjan 27-07-2026

Weather forecast Grožnjan Monday, July 27 27.07.2026: sunny, temperature from 19 °C to 27 °C.

Precipitation probability 56%. Wind up to 3.69 m/s (gusts 7.08 m/s). Air humidity 63–86%, atmospheric pressure 758–763 mm Hg, UV index up to 7.6.

Weather Alerts

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SevereJul 23, 07:31 AMJul 27, 12:59 AMTranslate with Google
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.
ModerateJul 24, 07:50 AMJul 25, 10:00 AMTranslate with Google
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.
ModerateJul 24, 07:50 AMJul 25, 09:00 AMTranslate with Google
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.
Sunrise 05:43
Sunset 20:39
Full Moon99% illuminated
Moonrise 19:59 · Moonset 03:22
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Table

Forecast from 19 °C to 27 °C and precipitation

Temperature & Precipitation
Time00:0001:0002:0003:0004:0005:0006:0007:0008:0009:0010:0011:0012:0013:0014:0015:0016:0017:0018:0019:0020:0021:0022:0023:00
Temperature (°C)202121201920202122232525262626262627272725242323
Precipitation (mm/hr)00.1100.030.20.660.1900.020000.22000.1200000000

Cloud cover and precipitation probability

Cloud cover & Rain chance
Time00:0001:0002:0003:0004:0005:0006:0007:0008:0009:0010:0011:0012:0013:0014:0015:0016:0017:0018:0019:0020:0021:0022:0023:00
Cloud cover (%)478142848976811583161817821398676555455
Rain chance (%)16301426405637122296526542144446999

Wind speed and direction

Wind & Wind gust
Time00:0001:0002:0003:0004:0005:0006:0007:0008:0009:0010:0011:0012:0013:0014:0015:0016:0017:0018:0019:0020:0021:0022:0023:00
Wind (m/s)3.6931.692.892.892.812.892.812.191.390.191.692.192.392.52.392.111.110.390.690.8921.52.19
Wind gust (m/s)7.085.783.255.255.475.395.534.783.081.750.221.972.532.782.892.782.51.330.530.971.473.612.864.31
Wind direction (°)SE 127°SE 136°E 96°ENE 67°ENE 77°E 93°E 84°E 83°ENE 76°ENE 73°SSE 161°WSW 247°W 272°WNW 296°WNW 292°W 265°WSW 251°WSW 246°W 266°NNW 345°SSE 161°SSE 147°E 85°ENE 57°

Air humidity

Humidity
Time00:0001:0002:0003:0004:0005:0006:0007:0008:0009:0010:0011:0012:0013:0014:0015:0016:0017:0018:0019:0020:0021:0022:0023:00
Humidity (%)848383858585868481756966666564646563636671788080

Atmospheric pressure

Pressure
Time00:0001:0002:0003:0004:0005:0006:0007:0008:0009:0010:0011:0012:0013:0014:0015:0016:0017:0018:0019:0020:0021:0022:0023:00
Pressure (mm Hg)758759758759759759760760760761761761761761761761761761761761761762763763

Ultraviolet index

UV Index
Time00:0001:0002:0003:0004:0005:0006:0007:0008:0009:0010:0011:0012:0013:0014:0015:0016:0017:0018:0019:0020:0021:0022:0023:00
UV Index00000000.212.33.95.777.67.15.94.22.51.20.40000

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.