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)	2.69	2.89	2.69	2.5	2.19	2.19	2.19	2.31	2.81	3.61	4.19	5	5.69	5.81	5.89	5.39	4.89	4	3	2.61	2.5	2.81	5	4.81
Wind gust (m/s)	3.72	4.72	4.89	4.5	3.61	3.19	3.61	3.39	4.11	4.81	5.39	6	6.31	6.31	6.5	6.11	6.81	7.81	7.5	6.92	6.64	8.83	11.11	10.69
Wind direction (°)	NNE 29°	N 8°	N 359°	N 355°	N 359°	N 358°	N 357°	N 358°	N 1°	N 359°	N 357°	N 358°	N 3°	N 11°	NNE 18°	NNE 27°	NNE 28°	NNE 27°	NNE 27°	NE 37°	NNE 33°	NNE 16°	N 10°	N 5°

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 (%)	86	86	89	90	90	90	90	82	74	68	63	59	58	59	60	66	76	83	86	87	89	90	86	87

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)	759	758	758	758	758	759	759	760	761	761	760	759	758	758	757	757	757	758	758	759	760	760	759	759

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	1.7	3.9	6.3	6.5	5	3.7	2.4	1.2	0.4	0.1	0	0	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)	14.1	13.9	11.4	12.2	13.2	16.6	21.4	15.5	13	11.5	10.8	10.8	11.7	13.8	15.9	17.5	18.3	19.8	23.5	24.7	22.5	20.3	14.3	12.9
PM10 (µg/m³)	14.1	14	11.5	12.2	13.2	16.6	21.5	15.6	13	11.5	10.8	10.8	11.7	13.8	15.9	17.5	18.4	19.8	23.6	24.7	22.5	20.4	14.4	12.9
Ozone (O₃) (µg/m³)	65	68	69	64	57	56	65	81	97	113	131	145	157	167	168	155	133	115	107	104	101	97	92	89
NO₂ (µg/m³)	11.2	9.4	8.4	9	10.5	11.3	10.9	9.8	8.5	6.8	4.8	3.5	3	3.1	4.4	7.8	12.4	15.7	16.5	16	15.2	14.2	12.8	11.5
SO₂ (µg/m³)	4.9	5.1	5.4	5.6	5.8	6.4	7.7	9.4	10.6	10.6	10.1	10.4	12.3	14.9	16.9	18	18.6	18.4	17	14.9	13.3	12.6	12.3	12.3
CO (µg/m³)	355	355	364	392	429	447	428	389	356	336	322	312	303	299	308	342	389	426	443	450	454	461	465	449

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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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5-day weather forecast Vannarapettai Oct 20, 2026

Forecast from 25 °C to 32 °C and precipitation

Cloud cover and precipitation probability

Wind speed and direction