5-day weather forecast Vilnius 18-05-2026

Weather forecast Vilnius Monday, May 18 18.05.2026: mist, temperature from 12 °C to 15 °C.

Precipitation probability 72%. Wind up to 5.69 m/s (gusts 8.31 m/s). Air humidity 79–98%, atmospheric pressure 758–761 mm Hg, UV index up to 2.7.

Sunrise 05:08
Sunset 21:24

Waxing Crescent2% illuminated
Moonrise 05:21 · Moonset below the horizon

Chart

Table

← Sun, May 17

Mon, May 18, 2026

Tue, May 19 →

Forecast from 12 °C to 15 °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)	12	12	12	12	12	12	12	13	14	14	14	13	12	13	14	15	14	13	13	13	12	12	12	12
Precipitation (mm/hr)	0.03	0	0.05	0	0.01	0	0	0	0.01	0.31	1.33	0.5	0	0	0.01	0.03	0.01	0.02	0.04	0.01	0.09	0	0.01	0.01

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 (%)	70	34	100	100	93	100	98	78	76	71	72	77	100	84	91	100	100	100	100	100	100	100	100	100
Rain chance (%)	72	0	100	0	88	0	0	0	82	100	100	100	0	0	73	60	68	74	86	66	100	0	88	51

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)	3.19	3.39	3.11	3	2.81	3	3.19	3.39	3.81	3.81	3.61	5.31	5.5	5.31	5.19	5.69	4.81	4.11	3.39	3.19	3	3	2.69	2.39
Wind gust (m/s)	6.53	6.75	6.42	6.17	5.78	5.81	5.44	4.89	5	5	4.92	7.56	8.31	7.69	6.72	6.56	5.97	5.31	4.56	4.36	4.19	4.31	3.97	3.53
Wind direction (°)	NNE 15°	NNE 23°	NNE 22°	NNE 20°	N 10°	N 11°	NNE 21°	NNE 24°	NNE 33°	NE 40°	NE 37°	NNE 30°	NNE 17°	N 6°	N 5°	N 11°	N 6°	N 359°	N 349°	NNW 339°	NW 326°	NW 322°	NW 322°	NW 317°

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 (%)	96	96	96	97	97	97	97	93	90	89	92	91	88	86	81	79	86	89	92	94	95	97	97	98

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)	761	761	761	760	760	760	760	760	760	759	759	760	760	759	759	758	758	758	758	758	758	758	758	758

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	0.1	0.4	1.1	2.1	2.7	2.2	2	1.6	0.9	0.5	0.3	0.1	0.1	0	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)	7.2	7.4	7.9	7.6	6.8	6.3	6.6	6.5	6.1	6.2	6.6	6.4	6.1	6.2	6.2	5.8	5.6	5.7	5.5	5.5	5.7	5.6	5.3	5.1
PM10 (µg/m³)	9	9.1	9.9	8.5	7.5	7.3	7.8	7.7	7.4	7.6	7.6	7.9	7.9	7.7	7.1	6.7	6.7	6.6	6.5	6.3	6	6.3	5.7	5.6
Ozone (O₃) (µg/m³)	74	69	71	67	57	53	49	48	48	50	51	56	60	62	66	69	72	75	76	76	80	84	84	84
NO₂ (µg/m³)	3.7	4.6	4.4	4.4	3.8	3.6	3.5	3.4	3.2	3.7	4.6	5	4.7	3.9	3.3	2.9	2.4	2.5	2.4	2.5	2.6	2.5	2.9	3.4
SO₂ (µg/m³)	1.2	1.3	1.3	1.2	1	1	1	1	1	1	1	1.1	1.1	1.1	1.1	1.1	1	1	1	1	1	1	1	1.1
CO (µg/m³)	143.9	143.9	149.9	138.9	136.9	135.9	134.9	127.9	127.9	128.9	130.9	130.9	129.9	128.9	127.9	126.9	126.9	127.9	128.9	129.9	131.9	128.9	126.9	129.9

← Sun, May 17

Mon, May 18, 2026

Tue, May 19 →

Vilnius 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 →