Climate Overview
The climate in Ciudad Altamirano is hot. The average annual temperature is 28°C and approximately 890mm of precipitation falls per year. August is the wettest month, receiving around 194mm of rainfall. Ciudad Altamirano 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 18°C.
Temperature
Temperatures in Ciudad Altamirano vary considerably across the year, with a 21°C difference between the coldest and warmest months. May is the hottest month, with daytime highs reaching 39°C and an average of 31°C. January is the coolest month, with minimum temperatures around 18°C and an average of 25°C. On average, daily temperatures fluctuate by about 12°C between overnight lows and afternoon highs. The sharpest temperature change occurs between May and June, with a 2°C shift in average temperatures.
Precipitation
Ciudad Altamirano is a moderately rainy area, receiving approximately 890mm of precipitation annually, which averages out to around 74mm per month. The wettest month is August, averaging 194mm of rainfall. September and June also tend to see above-average precipitation. The driest month is April, with just 2mm. That's 193mm less than August, 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
Ciudad Altamirano is relatively calm, with an average annual wind speed of 1km/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 2km/h, though still comfortable for most outdoor activities. The calmest conditions occur in September, with average winds dropping to 1km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 1km/h gap between the calmest and windiest months.
Seasons
92 days until Autumn
It is currently summer in Ciudad Altamirano, which began on June 21, 2026. Ciudad Altamirano 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 39°C, while the coldest stretch bottoms out in January near 18°C. Autumn is next, beginning on September 23, 2026 — 92 days from now.
Spring
Temperatures range from 22 to 39°C. Precipitation is minimal, with only around 35mm for the entire season. Winds are generally light, averaging 2km/h. Light layers work well as temperatures warm through the season — a great time to be outdoors.
Summer
Temperatures range from 24 to 35°C. Rainfall is heavy, totalling around 493mm across the season with a monthly average of 164mm. Winds are generally light, averaging 1km/h. Light, breathable clothing is ideal — perfect conditions for outdoor activities.
Autumn
Temperatures range from 21 to 33°C. Rainfall is heavy, totalling around 346mm across the season with a monthly average of 115mm. Winds are generally light, averaging 1km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.
Winter
Temperatures range from 18 to 35°C. Precipitation is minimal, with only around 16mm for the entire season. Winds are generally light, averaging 1km/h. A light jacket or sweater is usually sufficient, though cooler evenings may call for an extra layer.
Monthly Climate Data
The table below shows monthly climate averages for Ciudad Altamirano 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.
