5-day weather forecast Bangkok 17-05-2026

Weather forecast Bangkok Sunday, May 17 17.05.2026: partly cloudy, temperature from 28 °C to 34 °C.

Precipitation probability 80%. Wind up to 5.89 m/s (gusts 7.06 m/s). Air humidity 49–73%, atmospheric pressure 753–756 mm Hg, UV index up to 10.8.

Sunrise 05:51
Sunset 18:38

Waxing Crescent0% illuminated
Moonrise 05:51 · Moonset 19:18

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← Sat, May 16

Sun, May 17, 2026

Mon, May 18 →

Forecast from 28 °C to 34 °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)	29	29	29	28	28	28	28	28	29	30	32	33	33	33	34	32	29	30	30	29	29	28	28	28
Precipitation (mm/hr)	0	0	0	0	0	0	0	0	0	0	0	0.03	0.12	0	0.34	1.7	2.37	0.12	0.22	0.18	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 (%)	41	44	40	24	56	35	29	34	38	46	55	100	100	100	100	100	100	84	80	77	59	48	49	50
Rain chance (%)	0	0	0	0	0	0	0	0	0	0	0	80	100	0	100	100	100	100	100	100	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)	1.81	2.61	3	3	2.89	2.89	2.5	1.89	2.5	3.11	3.31	3.69	4.31	4.39	4.69	5.89	3.61	1.89	3.89	4.31	3.89	3.81	3.89	3.19
Wind gust (m/s)	2.58	3.61	4.22	4.22	4.08	4.06	3.5	2.56	3.22	3.58	3.81	4.25	5	5.06	5.42	7.06	5.72	2.69	7.06	6.25	5.5	5.33	5.47	4.61
Wind direction (°)	WSW 246°	WSW 244°	WSW 244°	WSW 240°	SW 234°	WSW 244°	WSW 247°	SW 224°	SW 223°	SW 228°	SW 230°	WSW 238°	WSW 237°	WSW 241°	WSW 242°	SW 232°	SW 223°	W 264°	W 274°	W 273°	W 263°	WSW 246°	WSW 244°	WSW 238°

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 (%)	68	68	67	68	69	69	69	68	65	61	56	53	52	52	49	59	71	69	65	68	70	71	72	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)	756	755	755	755	755	755	755	755	756	756	756	755	755	754	753	753	753	753	753	754	755	755	755	755

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	0.2	0.8	2.6	4.6	9.5	10.8	6.8	2.8	2	2.6	0.6	0.2	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)	8.6	10.6	10.6	11.9	13.8	14.4	16.5	16.4	14.2	11.8	10.6	9.8	8.3	6.7	6.1	5.3	4	3.8	4.3	5.1	6.1	5.8	5.7	5.3
PM10 (µg/m³)	9.1	11.1	11	12.4	14.3	14.9	17	16.9	14.6	12.1	10.9	10.1	8.6	7	6.4	5.6	4.3	4.1	4.5	5.3	6.4	6.1	6	5.6
Ozone (O₃) (µg/m³)	64	51	41	36	35	34	33	33	34	36	38	40	41	42	46	55	66	74	78	80	79	75	68	62
NO₂ (µg/m³)	15.4	19.4	22.5	24.2	25	24.9	23.7	21.6	19.2	16.5	13.6	11.4	10.5	10.3	9.7	8.1	6.1	4.8	4.9	5.7	6.3	6.4	6.4	6.6
SO₂ (µg/m³)	6.5	6.9	7.3	7.9	8.5	8.7	8.1	7.1	6.2	5.4	4.6	4.1	4	4.1	4.1	3.9	3.7	3.5	3.6	3.7	3.8	3.7	3.6	3.5
CO (µg/m³)	1512.9	2228.9	2692.9	2735.9	2526.9	2186.9	1654.9	991.9	502.9	316.9	304.9	384.9	604.9	916.9	1096.9	1020.9	813.9	623.9	489.9	371.9	304.9	307.9	359.9	437.9

← Sat, May 16

Sun, May 17, 2026

Mon, May 18 →

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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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