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	0.39	1.39	0.61	0.69	1.81	1.89	1	1.31	0.61	1.81	2	2.89	3	3	3.5	3	4	3.89	3.5	3.31	3.5	3	3.19
Wind gust (m/s)	4.53	3.47	3	1.89	1.75	2	2	2.25	5.31	1	5.31	2.61	3.5	6.97	3.81	4.03	6.67	4.81	5.5	6.75	5.03	5	6.86	4.39
Wind direction (°)	E 91°	ESE 102°	ENE 72°	NNE 22°	W 272°	WNW 283°	W 264°	W 269°	WNW 287°	WNW 292°	ESE 105°	E 85°	E 80°	E 96°	ENE 65°	NE 36°	E 89°	E 93°	E 92°	E 91°	E 97°	E 99°	ESE 109°	ESE 106°

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 (%)	77	87	77	77	88	80	78	78	64	55	56	44	40	48	37	42	57	57	59	70	65	67	75	73

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

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	0.2	1.3	3.8	7.2	10.5	12.8	12.8	10.7	7.3	3.9	1.4	0.2	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)	123.9	136	156	163.4	176	185.3	212.8	89.2	42.3	31.5	28.1	28.8	31.2	34.6	38.1	38.1	37	42.5	67.1	82	86.6	88	91.3	97.6
PM10 (µg/m³)	123.9	136.4	157.4	165.3	178.8	188.1	213.3	89.6	43	32.4	29.2	29.9	32.2	35.7	39.1	39.2	38.3	43.8	68.7	85.4	90.1	92	95.5	101
Ozone (O₃) (µg/m³)	5	2	0	0	0	11	27	47	70	96	122	149	175	190	192	183	164	127	80	43	25	16	10	5
NO₂ (µg/m³)	93.6	96	98.1	98.9	95.6	86.3	73	59.1	44.5	29.4	17.8	11.5	8.8	7.9	7.3	8.6	15.3	32.1	54.2	70.6	76.1	75.9	74.7	73.5
SO₂ (µg/m³)	41.9	42.8	43.1	43.4	45.6	52.6	61.6	66.2	62.6	54.6	47	40.9	35.1	30.9	29.2	29.2	29.3	29.4	29.6	29.2	27.4	25	23.1	22
CO (µg/m³)	1056	1252	1330	1378	1478	1753	2080	2171	1807	1208	742	569	529	515	499	508	517	521	525	517	484	439	405	375

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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 Surabaya Oct 31, 2026

Forecast from 26 °C to 35 °C and precipitation

Cloud cover and precipitation probability

Wind speed and direction