Climate Overview
The climate in Mexico City is temperate. The average annual temperature is 17°C and approximately 751mm of precipitation falls per year. July is the wettest month, receiving around 164mm of rainfall. Mexico City is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: May, April, March. The coldest months are January, December, February, when temperatures can drop to 7°C.
Temperature
Temperatures in Mexico City vary considerably across the year, with a 21°C difference between the coldest and warmest months. The warmest month is May, when average highs reach 28°C and the mean temperature sits around 20°C. January is the coolest month, with minimum temperatures around 7°C and an average of 14°C. On average, daily temperatures fluctuate by about 13°C between overnight lows and afternoon highs. The sharpest temperature change occurs between February and March, with a 2°C shift in average temperatures.
Precipitation
Mexico City is a relatively dry area, receiving approximately 751mm of precipitation annually, which averages out to around 63mm per month. The wettest month is July, averaging 164mm of rainfall. August and September also tend to see above-average precipitation. The driest month is January, with just 5mm. That's 159mm less than July, the wettest month. Rainfall is heavily concentrated in certain months, creating a distinct wet and dry season. Visitors should plan around these patterns, as the difference between peak and low months is dramatic.
Wind
Mexico City is mildly breezy, with an average annual wind speed of 14km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is April, averaging 17km/h, though still comfortable for most outdoor activities. The calmest conditions occur in December, with average winds dropping to 12km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 5km/h gap between the calmest and windiest months.
Seasons
90 days until Summer
It is currently spring in Mexico City, which began on March 20, 2026. Mexico City is in the Northern Hemisphere, where spring begins in March, summer in June, autumn in September, and winter in December. The warmest period peaks in May at around 28°C, while the coldest stretch bottoms out in January near 7°C. Summer is next, beginning on June 21, 2026 — 90 days from now.
Spring
Temperatures range from 10 to 28°C. Rainfall is relatively light, with around 52mm over the season and a monthly average of 17mm. Winds are moderate at around 16km/h. Light layers work well as temperatures warm through the season — a great time to be outdoors.
Summer
Temperatures range from 13 to 25°C. Rainfall is heavy, totalling around 434mm across the season with a monthly average of 145mm. Winds are generally light, averaging 13km/h. Comfortable clothing with a light layer for cooler evenings is all you need.
Autumn
Temperatures range from 9 to 23°C. Precipitation is moderate at around 246mm for the season, averaging 82mm per month. Winds are generally light, averaging 13km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.
Winter
Temperatures range from 7 to 24°C. Precipitation is minimal, with only around 19mm for the entire season. Winds are generally light, averaging 13km/h. A light jacket or sweater is usually sufficient, though cooler evenings may call for an extra layer.
Best Time to Visit
The best time to visit Mexico City is during February, March, April, May, October and November, when the weather is most comfortable for travellers. During these months, average temperatures hover around 18°C with modest rainfall averaging 24mm per month. By contrast, January can be quite cold with temperatures dropping to 7°C. With minimal rainfall expected, you can pack light and plan outdoor activities with confidence.
Monthly Climate Data
The table below shows monthly climate averages for Mexico City based on historical weather data. Min and max temperatures represent typical overnight lows and afternoon highs for each month, shown in degrees Celsius (°C). Precipitation is measured in millimetres (mm) and indicates the average total rainfall per month. Wind speed is the average sustained speed in kilometres per hour (km/h). All values are based on averages from over 10 years of historical weather data. The current month is highlighted for quick reference.
