5-day weather forecast Mexico City 18-05-2026

Weather forecast Mexico City Monday, May 18 18.05.2026: sunny, temperature from 18 °C to 27 °C.

Precipitation probability 74%. Wind up to 4.69 m/s (gusts 5.56 m/s). Air humidity 25–72%, atmospheric pressure 757–764 mm Hg, UV index up to 12.8.

Sunrise 07:00
Sunset 20:06

Waxing Crescent2% illuminated
Moonrise 08:34 · Moonset 22:36

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Table

← Sun, May 17

Mon, May 18, 2026

Tue, May 19 →

Forecast from 18 °C to 27 °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)	19	19	19	18	18	18	18	19	21	22	24	25	26	27	27	27	26	26	24	21	19	18	18	18
Precipitation (mm/hr)	0.01	0.19	0	0	0	0	0	0	0	0	0	0	0	0	0.18	0.05	0.09	0.03	0	0.67	1.35	0.63	0.04	0.1

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 (%)	73	75	10	10	9	8	7	7	8	9	7	5	6	64	70	88	73	70	19	83	77	76	80	84
Rain chance (%)	74	100	0	0	0	0	0	0	0	0	0	0	0	0	100	100	100	66	0	100	100	100	60	100

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)	1.61	1	0.69	0.31	0.5	1	1	1	0.89	0.31	0.19	0.69	1.39	1.69	1.61	2.11	3.31	3.69	3.81	1.19	4.69	3.31	1.39	1.81
Wind gust (m/s)	1.83	1.17	0.81	0.36	0.58	1.17	1.14	1.14	1.03	0.36	0.22	0.81	1.61	1.97	1.83	2.44	3.81	4.44	4.36	1.39	5.56	4.75	1.61	2.67
Wind direction (°)	NNW 347°	N 352°	NNE 17°	SE 125°	S 183°	SSW 202°	SSW 211°	SSW 213°	S 186°	SSW 211°	NE 41°	NE 45°	NE 52°	NE 53°	ENE 68°	ESE 102°	SE 140°	SSE 153°	S 177°	NNW 340°	N 10°	NNE 25°	ENE 64°	NNE 30°

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 (%)	62	63	63	63	64	64	63	61	54	47	41	36	31	27	25	26	30	33	35	43	69	72	71	68

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)	762	761	761	761	761	761	761	761	761	761	761	761	760	758	758	757	757	757	757	759	763	764	764	764

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	1.7	4.4	7.6	10.9	12.8	12.2	10	6.5	3.1	1.1	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)	33.1	37.2	43	29	18.3	17.3	17.1	17.1	17.3	16.3	18.2	21	21.6	26.3	25.5	30.8	29.7	32.2	37.6	41.3	43.3	43.9	42.1	42
PM10 (µg/m³)	33.3	37.3	43.2	29.3	18.8	17.8	17.7	17.5	17.7	16.7	18.6	21.4	21.9	26.6	25.8	31.1	29.8	32.3	37.7	41.4	43.5	44.1	42.2	42.1
Ozone (O₃) (µg/m³)	8	35	73	108	135	158	176	189	196	194	178	152	126	102	79	58	41	26	15	9	7	6	4	3
NO₂ (µg/m³)	67.3	57.5	45.8	34.8	24.5	14.7	8	5	4.9	7.9	14.6	24.3	35.1	47.3	60.6	72.4	82.5	91.1	95.7	94.3	89.1	83.9	80.6	77.5
SO₂ (µg/m³)	24.6	25.7	27.4	27.3	23.3	17.3	12.8	11.2	11	11.2	11.3	11.7	13	15.6	19	22.2	25.1	27.7	29.1	28.4	26.4	24.9	24.4	24.4
CO (µg/m³)	651.9	706.9	770.9	779.9	682.9	530.9	411.9	356.9	333.9	336.9	371.9	432.9	498.9	561.9	628.9	704.9	798.9	900.9	986.9	1050.9	1097.9	1120.9	1097.9	1050.9

← Sun, May 17

Mon, May 18, 2026

Tue, May 19 →

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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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