Climate Insights for Cala Millor

The climate in Cala Millor is warm and mild. The average annual temperature is 19°C and approximately 496mm of precipitation falls per year. September is the wettest month, receiving around 67mm of rainfall. Cala Millor is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: July, August, September. The coldest months are January, February, March, when temperatures can drop to 9°C.

Temperatures in Cala Millor vary considerably across the year, with a 21°C difference between the coldest and warmest months. The warmest month is July, when average highs reach 30°C and the mean temperature sits around 26°C. January is the coolest month, with minimum temperatures around 9°C and an average of 12°C. Daily temperature variation is modest, with an average difference of 6°C between highs and lows. The sharpest temperature change occurs between May and June, with a 4°C shift in average temperatures.

Cala Millor is a relatively dry area, receiving approximately 496mm of precipitation annually, which averages out to around 41mm per month. The wettest month is September, averaging 67mm of rainfall. November and October also tend to see above-average precipitation. The driest month is July, with just 5mm. That's 62mm less than September, 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.

Cala Millor is moderately windy, with an average annual wind speed of 20km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is March, averaging 23km/h, noticeable enough to affect lighter outdoor activities. The calmest conditions occur in June, with average winds dropping to 18km/h, making it an ideal period for wind-sensitive activities. Wind conditions are fairly consistent throughout the year, varying by only 5km/h between the calmest and windiest months. Wind tends to be stronger during winter months, driven by seasonal pressure systems. The seasonal averages break down to 21km/h in winter, 21km/h in spring, 18km/h in summer, 20km/h in autumn.

It is currently spring in Cala Millor, which began on March 20, 2026. Cala Millor 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 July at around 30°C, while the coldest stretch bottoms out in January near 9°C. Summer is next, beginning on June 21, 2026 — 89 days from now.

The best time to visit Cala Millor is during April, May, June, September, October and November, when the weather is most comfortable for travellers. During these months, average temperatures hover around 20°C with modest rainfall averaging 49mm per month. By contrast, July can be uncomfortably hot with highs reaching 30°C, while January is the coldest period with lows dropping to 9°C. A light rain jacket is recommended, though showers are generally brief and shouldn't disrupt your plans.

The table below shows monthly climate averages for Cala Millor 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.