5-day weather forecast Grožnjan 26-05-2026

Weather forecast Grožnjan tomorrow 26.05.2026: sunny, temperature from 20 °C to 26 °C.

No precipitation expected. Wind up to 3.39 m/s (gusts 5.47 m/s). Air humidity 59–72%, atmospheric pressure 767–770 mm Hg, UV index up to 8.6.

Sunrise 05:24
Sunset 20:39

Waxing Gibbous74% illuminated
Moonrise 14:43 · Moonset 02:26

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Table

← Mon, May 25

Tue, May 26, 2026

Wed, May 27 →

Forecast from 20 °C to 26 °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)	21	20	20	20	20	20	20	21	22	24	24	25	25	25	26	26	26	26	25	25	23	22	22	21
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 (%)	19	22	22	20	17	16	14	13	11	10	8	7	6	7	7	7	8	11	11	11	9	9	8	8
Rain chance (%)	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0

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)	2.19	2.61	2.61	2.5	2.5	2.31	2.19	1.89	1.11	0.31	1.69	2.19	2.19	2.61	3.11	3.39	2.81	1.81	0.89	0.61	0.31	1.19	1.31	1.5
Wind gust (m/s)	4.61	5.47	5.47	5.25	5.25	4.83	4.61	4	2.31	0.56	2.89	3.58	3.56	4.11	4.53	4.92	4.17	2.78	1.5	1.14	0.64	2.53	2.72	3.14
Wind direction (°)	NE 38°	NE 36°	NE 41°	NE 54°	ENE 63°	ENE 68°	ENE 74°	E 82°	E 89°	WSW 252°	W 279°	W 279°	W 271°	W 261°	W 265°	W 274°	W 280°	W 280°	W 268°	WSW 255°	N 9°	ENE 58°	ENE 62°	ENE 70°

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 (%)	67	69	71	72	72	72	72	72	68	65	61	59	60	59	59	59	61	62	63	68	72	71	72	72

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)	770	770	770	770	770	770	770	770	770	770	770	770	770	770	769	768	768	767	767	767	767	767	767	767

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	0.4	1.2	2.7	4.6	6.5	8	8.6	8.2	6.8	4.9	3	1.5	0.5	0.1	0	0	0

Air quality & pollen

Air quality
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
PM2.5 (µg/m³)	12.8	13.5	13.3	12.9	13.3	12.4	11.3	10.3	9.7	9.3	8.6	7.8	6.5	6	6.5	6.8	6.5	6.4	7	7.6	7.6	8	9.2	10.5
PM10 (µg/m³)	21	20.3	19.5	18.9	18.4	17.8	17.7	17.1	15.5	14.6	14.3	10.8	9.8	9.4	10.5	11.1	10.6	10.9	12.9	14.6	15.1	15.6	17.2	19.2
Ozone (O₃) (µg/m³)	76	65	56	56	57	57	55	55	56	65	70	82	83	85	91	108	111	110	116	116	114	107	101	98
NO₂ (µg/m³)	6	6.9	6.4	5.5	4.7	4.1	3.7	3.5	3.4	3.1	3.1	2.3	2.1	1.9	1.9	2	2	2	2	2.1	2.4	3	3.5	4.4
SO₂ (µg/m³)	1.4	1.4	1.3	1.2	1.2	1.2	1.1	1.1	1.2	1.3	1.3	1.3	1.3	1.2	1.2	1.3	1.3	1.3	1.3	1.3	1.3	1.3	1.3	1.3
CO (µg/m³)	147.9	150.9	152.9	152.9	151.9	148.9	146.9	145.9	142.9	141.9	137.9	128.9	126.9	126.9	128.9	130.9	131.9	130.9	132.9	133.9	135.9	136.9	139.9	142.9

← Mon, May 25

Tue, May 26, 2026

Wed, May 27 →

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.

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