5-day weather forecast Bangkok 09-05-2026

Weather forecast Bangkok tomorrow 09.05.2026: partly cloudy, temperature from 27 °C to 32 °C.

Precipitation probability 79%. Wind up to 5.5 m/s (gusts 7.28 m/s). Air humidity 55–78%, atmospheric pressure 755–758 mm Hg, UV index up to 7.3.

Sunrise 05:53
Sunset 18:35

Last Quarter59% illuminated
Moonrise 00:06 · Moonset 11:45

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Table

← Fri, May 8

Sat, May 9, 2026

Sun, May 10 →

Forecast from 27 °C to 32 °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)	31	31	31	31	30	30	30	29	28	27	28	28	30	32	32	32	32	32	31	31	31	30	30	30
Precipitation (mm/hr)	0	0	0	0	0.02	2.57	1.39	0.75	1.28	0.01	0.37	0.18	0	0	0	0	0	0	0	0	0.06	0.08	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 (%)	45	67	46	29	79	76	85	58	79	100	62	86	48	36	30	35	32	24	40	43	81	87	27	32
Rain chance (%)	0	0	0	0	79	100	100	100	100	87	100	100	0	0	0	0	0	0	0	0	100	100	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)	5.5	4.81	3.81	3.19	3.19	2.19	2.11	4	4.89	4	3.5	2.89	2.11	2.5	3	2.69	2.61	3	2.89	2.61	2.81	2.39	2.11	1.69
Wind gust (m/s)	7.06	6.28	4.97	4.25	4.22	3.25	3.42	7.28	6.97	5.56	5.19	4.11	3.14	3.56	3.44	3.11	3.11	3.67	3.67	3.42	3.75	3.25	2.86	2.31
Wind direction (°)	SSW 200°	SSW 199°	SSW 197°	SSW 201°	SSW 205°	WSW 242°	NW 312°	N 9°	NNE 27°	NNE 30°	NNE 21°	NNE 24°	NE 39°	NE 43°	NE 48°	NE 46°	NE 37°	NNE 32°	NNE 30°	NNE 17°	N 4°	N 353°	NNW 329°	NW 308°

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 (%)	65	65	65	66	67	70	70	74	78	76	72	70	61	56	55	55	56	57	58	60	62	64	66	67

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)	756	756	755	755	755	756	756	757	758	758	758	758	758	757	756	756	755	755	755	756	757	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	0.3	0.8	1.3	1.9	2.5	6.9	7.3	5.4	2.9	1.3	0.6	0.1	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)	17.9	18.9	19.1	18.4	19.2	21.9	23.3	24.4	24.9	22.9	21.7	19.1	19	19.4	17.8	17	15.2	17.3	20.2	20.3	18.8	21.5	25.8	30.6
PM10 (µg/m³)	18.3	19.3	19.5	18.8	19.8	22.5	24	25.2	25.7	23.7	22.5	19.7	19.6	20	18.5	17.7	15.7	17.7	20.5	20.6	19	21.7	25.9	30.8
Ozone (O₃) (µg/m³)	108	98	90	82	76	70	65	61	58	58	59	61	62	63	66	73	83	93	101	110	123	147	176	195
NO₂ (µg/m³)	19	25.3	29.8	31.1	30.5	29.8	29.7	29.4	28	24.4	19.8	16.5	15.9	16.7	17.7	18.7	19.8	20.4	19.6	18.3	17.9	18.8	20.5	23.6
SO₂ (µg/m³)	9.6	11.8	13.5	14.4	14.8	14.9	14.8	14.3	13.5	11.9	9.9	8.7	8.8	9.7	10.6	11.4	12.2	12.7	12.2	11.3	11.5	13.4	16.3	19.5
CO (µg/m³)	652.9	734.9	803.9	848.9	881.9	902.9	930.9	947.9	899.9	707.9	451.9	312.9	397.9	599.9	787.9	932.9	1061.9	1131.9	1092.9	993.9	931.9	943.9	992.9	1072.9

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Sat, May 9, 2026

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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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