5-day weather forecast Singapore 18-07-2026

Weather forecast Singapore Saturday, July 18 18.07.2026: patchy rain possible, temperature from 27 °C to 29 °C.

Precipitation probability 67%. Wind up to 4.11 m/s (gusts 6.75 m/s). Air humidity 70–81%, atmospheric pressure 756–759 mm Hg, UV index up to 9.5.

Sunrise 07:05
Sunset 19:16

Waxing Crescent23% illuminated
Moonrise 10:18 · Moonset 22:42

Chart

Table

← Fri, Jul 17

Sat, Jul 18, 2026

Sun, Jul 19 →

Forecast from 27 °C to 29 °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)	27	28	28	28	27	27	27	27	28	28	28	29	29	29	29	29	29	29	29	29	28	28	28	28
Precipitation (mm/hr)	1.61	0.03	0	0.52	0.56	0	0	1.31	0.11	0	0.65	0.91	0.62	0.39	0.13	0.31	0.71	0.06	0.05	0.01	0.03	0.2	0.11	1.06

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 (%)	80	71	22	70	84	21	23	87	70	28	50	72	61	78	85	82	77	83	78	75	88	81	80	71
Rain chance (%)	67	19	10	47	53	11	11	67	25	10	44	53	42	36	24	36	47	20	18	15	20	32	26	57

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	3	2.89	2.81	2.5	2.69	2.61	2.39	2.5	3.19	3.5	3.81	3.81	4.11	4.11	4	3.81	3.61	3.5	3.5	3.81	3.39	2.81	2.11
Wind gust (m/s)	4.72	4.58	4.36	4.11	3.86	4	3.89	3.81	3.67	4.28	4.72	5.28	5.33	6.75	6.39	5.28	5.08	5.06	4.86	5.03	5.56	5.03	4.11	3.17
Wind direction (°)	SE 124°	ESE 110°	ESE 106°	ESE 111°	ESE 121°	SE 135°	SE 138°	SE 137°	SE 144°	SE 145°	SSE 156°	S 176°	S 186°	S 188°	SSW 192°	S 188°	S 180°	S 173°	S 172°	SSE 168°	SSE 165°	SSE 161°	SSE 157°	SSE 162°

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 (%)	81	80	79	80	81	80	80	81	79	76	75	75	73	71	70	71	71	71	72	73	74	75	76	77

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	757	757	758	758	758	758	759	759	758	758	758	757	757	756	757	757	758	758	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	0.4	1.5	3.8	6.5	8.8	9.5	8.6	6.5	3.7	1.7	0.5	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)	10	9.7	9.4	9	8.4	8.1	8.5	8.5	9.1	10.2	10.7	12.2	13.6	14.5	15.3	16.9	17.4	17.1	16.1	15.4	15	14.9	14.4	13.8
PM10 (µg/m³)	13.1	13	12.8	12.5	11.7	11.1	11.2	11.1	11.7	12.7	13.4	15.1	16.9	18.2	19.5	21.4	21.9	21.4	19.8	18.9	18.2	18.2	17.8	17.2
Ozone (O₃) (µg/m³)	42	42	42	41	41	40	39	39	40	43	47	51	55	58	60	60	60	57	51	43	38	37	38	40
NO₂ (µg/m³)	21	19.8	19.3	19.7	20.7	21.6	22.2	22.6	22.2	20.2	17.3	15.1	14.1	13.9	14.3	15.3	17	19.6	24.1	29.5	32.9	32.8	30.8	28.9
SO₂ (µg/m³)	6.5	6.1	5.7	5.4	5.2	5.3	5.7	6.4	7	7.6	8.1	8.6	9	9.4	9.7	10	10.2	10.2	9.9	9.5	9.2	9.1	9	9
CO (µg/m³)	645	735	760	636	447	338	406	554	636	575	447	337	268	216	192	203	242	302	409	538	606	555	443	360