5-day weather forecast Grožnjan 18-06-2026

Weather forecast Grožnjan Thursday, June 18 18.06.2026: sunny, temperature from 19 °C to 27 °C.

Precipitation probability 7%. Wind up to 2.69 m/s (gusts 5.25 m/s). Air humidity 53–74%, atmospheric pressure 764–764 mm Hg, UV index up to 8.7.

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ModerateJun 14, 04:09 AM — Jun 15, 07:59 PMTranslate with Google

Nevihte - zmerna ogroženost (Stopnja 2/4) - Slovenija / jugozahod

Nevihte - zmerna ogroženost

Možne so krajevne nevihte. Lokalno možni močnejši nalivi, piš vetra in udari strel. Hitro lahko narastejo hudourniški vodotoki.

Bodite pozorni na bližajoče se nevihtne oblake. Med nevihto se ne zadržujte na izpostavljenih mestih, počakajte na varnem mestu, nevihta običajno ne traja dolgo.

ModerateJun 14, 04:09 AM — Jun 15, 07:59 PMTranslate with Google

Nevihte - zmerna ogroženost (Stopnja 2/4) - Slovenija / morje

Nevihte - zmerna ogroženost

Lokalno možni močnejši nalivi, piš vetra in udari strel. Hitro se lahko spremeni veter in stanje morja.

Bodite pozorni na bližajoče se nevihtne oblake. Med nevihto se ne zadržujte na izpostavljenih mestih, počakajte na varnem mestu, nevihta običajno ne traja dolgo.

Sunrise 05:16
Sunset 20:56

Waxing Crescent19% illuminated
Moonrise 08:33 · Moonset 23:47

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← Wed, Jun 17

Thu, Jun 18, 2026

Forecast from 19 °C to 27 °C and precipitation

Temperature & Precipitation
Time	00:00	01:00	02:00	03:00	04:00	05:00	06:00	07:00	08:00	09:00	10:00	11:00	12:00	13:00	14:00	15:00	16:00	17:00	18:00	19:00	20:00	21:00	22:00	23:00
Temperature (°C)	20	20	20	20	20	19	20	21	23	25	26	26	27	27	27	27	27	27	27	26	24	23	23	22
Precipitation (mm/hr)	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0

Cloud cover and precipitation probability

Cloud cover & Rain chance
Time	00:00	01:00	02:00	03:00	04:00	05:00	06:00	07:00	08:00	09:00	10:00	11:00	12:00	13:00	14:00	15:00	16:00	17:00	18:00	19:00	20:00	21:00	22:00	23:00
Cloud cover (%)	8	8	7	7	7	6	6	6	7	8	8	8	7	6	5	4	2	2	3	3	4	5	5	6
Rain chance (%)	7	6	6	7	7	7	7	6	4	4	3	3	3	3	2	2	2	2	3	3	5	6	6	7

Wind speed and direction

Wind & Wind gust
Time	00:00	01:00	02:00	03:00	04:00	05:00	06:00	07:00	08:00	09:00	10:00	11:00	12:00	13:00	14:00	15:00	16:00	17:00	18:00	19:00	20:00	21:00	22:00	23:00
Wind (m/s)	2	2.11	2.11	2.11	2.39	2.5	2.19	2	1.31	0.31	0.81	1.39	1.81	2.39	2.69	2.69	2.11	1.61	1	0.5	0.39	1.5	2.11	1.81
Wind gust (m/s)	4.19	4.42	4.42	4.42	5.03	5.25	4.61	4.06	2.11	0.42	1.11	1.92	2.53	3.39	3.78	3.56	2.78	2.17	1.42	0.78	0.83	3.14	4.42	3.78
Wind direction (°)	NE 55°	NE 46°	NE 46°	NE 34°	NNE 28°	NNE 33°	NE 40°	NE 44°	NE 55°	N 7°	WNW 285°	WNW 283°	W 269°	WSW 249°	WSW 237°	WSW 243°	WSW 250°	WSW 251°	SW 227°	SSW 202°	NE 40°	NE 48°	NE 52°	ENE 64°

Air humidity

Humidity
Time	00:00	01:00	02:00	03:00	04:00	05:00	06:00	07:00	08:00	09:00	10:00	11:00	12:00	13:00	14:00	15:00	16:00	17:00	18:00	19:00	20:00	21:00	22:00	23:00
Humidity (%)	71	71	71	72	73	73	72	69	63	60	57	55	55	55	53	54	54	54	55	59	68	70	71	74

Atmospheric pressure

Pressure
Time	00:00	01:00	02:00	03:00	04:00	05:00	06:00	07:00	08:00	09:00	10:00	11:00	12:00	13:00	14:00	15:00	16:00	17:00	18:00	19:00	20:00	21:00	22:00	23:00
Pressure (mm Hg)	764	764	764	764	764	764	764	764	764	764	764	764	764	764	764	764	764	764	764	764	764	764	764	764

Ultraviolet index

UV Index
Time	00:00	01:00	02:00	03:00	04:00	05:00	06:00	07:00	08:00	09:00	10:00	11:00	12:00	13:00	14:00	15:00	16:00	17:00	18:00	19:00	20:00	21:00	22:00	23:00
UV Index	0	0	0	0	0	0	0.1	0.5	1.3	2.8	4.7	6.6	8.1	8.7	8.3	7	7	7	7	7	6	0	0	0

← Wed, Jun 17

Thu, Jun 18, 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.

Learn more about our methodology →