Climate Insights for Calheta

The climate in Calheta is temperate. The average annual temperature is 18°C and approximately 418mm of precipitation falls per year. October is the wettest month, receiving around 60mm of rainfall. Calheta is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: August, July, September. The coldest months are February, March, January, when temperatures can drop to 13°C.

Calheta sees moderate temperature variation throughout the year, ranging from 13°C to 25°C. August is the warmest month, though highs remain moderate at 25°C with a mean of 22°C. February is the coolest month, with minimum temperatures around 13°C and an average of 14°C. Daily temperature variation is modest, with an average difference of 4°C between highs and lows. The sharpest temperature change occurs between October and November, with a 2°C shift in average temperatures.

Calheta is a relatively dry area, receiving approximately 418mm of precipitation annually, which averages out to around 35mm per month. The wettest month is October, averaging 60mm of rainfall. December and November also tend to see above-average precipitation. The driest month is July, with just 4mm. That's 56mm less than October, 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.

Calheta 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 March, averaging 16km/h, though still comfortable for most outdoor activities. The calmest conditions occur in September, with average winds dropping to 12km/h, making it an ideal period for wind-sensitive activities. Wind conditions are fairly consistent throughout the year, varying by only 4km/h between the calmest and windiest months.

It is currently spring in Calheta, which began on March 20, 2026. Calheta 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 August at around 25°C, while the coldest stretch bottoms out in February near 13°C. Summer is next, beginning on June 21, 2026 — 89 days from now.

The best time to visit Calheta is during April, May, June, July, August, September, October, November and December, when the weather is most comfortable for travellers. During these months, average temperatures hover around 19°C with modest rainfall averaging 32mm per month. By contrast, February can be quite cold with temperatures dropping to 13°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 Calheta 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.