5-day weather forecast Lima 18-05-2026

Weather forecast Lima Monday, May 18 18.05.2026: patchy rain possible, temperature from 19 °C to 23 °C.

Precipitation probability 68%. Wind up to 5.31 m/s (gusts 6.11 m/s). Air humidity 67–84%, atmospheric pressure 758–761 mm Hg, UV index up to 9.5.

Sunrise 06:18
Sunset 17:51

Waxing Crescent2% illuminated
Moonrise 08:14 · Moonset 19:52

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Table

← Sun, May 17

Mon, May 18, 2026

Tue, May 19 →

Forecast from 19 °C to 23 °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)	20	20	19	19	19	19	20	20	20	21	22	22	23	23	23	22	22	21	21	21	20	20	20	20
Precipitation (mm/hr)	0.01	0.02	0.01	0.02	0.01	0.01	0	0	0	0	0	0	0	0	0	0	0	0	0.01	0.01	0.01	0.01	0	0.01

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 (%)	87	71	81	63	52	78	30	26	57	33	19	0	0	0	0	10	20	26	86	85	72	86	34	86
Rain chance (%)	68	88	81	68	64	68	0	0	0	0	0	0	0	0	0	0	0	0	73	74	61	86	0	76

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)	2.81	2.61	2.61	2.19	2.11	1.89	2	2.19	2.5	2.69	3.19	4.31	4.61	5.19	5.31	4.89	4	3.81	3.5	3.31	3.81	3.81	3.61	3.89
Wind gust (m/s)	3.42	3.14	3.17	2.64	2.53	2.31	2.39	2.61	2.89	3.11	3.67	4.94	5.28	5.97	6.11	5.64	4.61	4.36	4.03	3.81	4.36	4.47	4.33	4.81
Wind direction (°)	SSE 168°	S 170°	SSE 168°	S 180°	SSE 155°	SSE 167°	SSE 156°	SSW 197°	S 191°	SSE 166°	S 187°	SSW 193°	S 190°	S 189°	SSW 192°	SSW 195°	S 187°	S 187°	S 175°	S 172°	SSE 163°	SSE 165°	SSE 156°	SSE 160°

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 (%)	84	84	84	83	82	82	81	81	80	76	71	68	67	67	69	71	73	74	77	78	79	81	80	81

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

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	1.1	3.2	5.9	8.3	9.5	8.9	6.7	4	1.6	0.4	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)	15.9	16.1	17.8	16.7	16.4	18.1	18.9	19.5	19.7	19.4	19.3	19	19.2	19.6	19.9	19.6	19.1	18.6	18.1	17.3	16.4	15.7	15.3	14.9
PM10 (µg/m³)	22.7	22.7	24.2	23.7	24.9	42.1	52.7	59.2	63.3	63.8	64	62.4	63.1	62.8	62.4	59.8	54.1	48.6	40.9	32.6	28.4	25.5	24.7	24.3
Ozone (O₃) (µg/m³)	34	32	34	43	55	65	72	77	79	76	71	64	56	47	40	37	35	35	35	36	37	39	41	43
NO₂ (µg/m³)	20.3	21.7	21.7	19.1	15.1	11.5	8.7	6.3	4.8	4.3	4.8	6.7	11	16.7	21.2	23.3	24.2	24.4	24.2	23.3	21.9	19.4	16.4	14.3
SO₂ (µg/m³)	8.7	9.8	10.3	9.9	9	8	6.9	5.6	4.7	4.2	4	4.1	4.4	5	5.6	6.2	6.9	7.3	7.3	7	6.8	6.7	6.5	6.5
CO (µg/m³)	174.9	253.9	303.9	294.9	255.9	223.9	209.9	202.9	200.9	203.9	210.9	224.9	250.9	282.9	299.9	289.9	264.9	240.9	223.9	208.9	190.9	161.9	131.9	124.9

← Sun, May 17

Mon, May 18, 2026

Tue, May 19 →

Lima on the map

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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