Climate Insights for Corpus

The climate in Corpus is hot. The average annual temperature is 26°C and approximately 1789mm of precipitation falls per year. October is the wettest month, receiving around 400mm of rainfall. Corpus is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: April, March, February. The coldest months are January, December, February, when temperatures can drop to 20°C.

Corpus sees moderate temperature variation throughout the year, ranging from 20°C to 34°C. The warmest month is April, when average highs reach 34°C and the mean temperature sits around 28°C. January is the coolest month, with minimum temperatures around 20°C and an average of 25°C. On average, daily temperatures fluctuate by about 10°C between overnight lows and afternoon highs.

Corpus is a fairly wet location, receiving approximately 1789mm of precipitation annually, which averages out to around 149mm per month. The wettest month is October, averaging 400mm of rainfall. May and September also tend to see above-average precipitation. The driest month is February, with just 3mm. That's 397mm 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.

Corpus is relatively calm, with an average annual wind speed of 3km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is February, averaging 4km/h, though still comfortable for most outdoor activities. The calmest conditions occur in May, with average winds dropping to 1km/h, making it an ideal period for wind-sensitive activities. Wind speeds vary significantly across the year, with a 3km/h difference between the calmest and windiest months. This level of variation is worth factoring into travel plans.

It is currently summer in Corpus, which began on June 21, 2026. Corpus 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 April at around 34°C, while the coldest stretch bottoms out in January near 20°C. Autumn is next, beginning on September 23, 2026 — 92 days from now.

The best time to visit Corpus is during January, November and December, when the weather is most comfortable for travellers. During these months, average temperatures hover around 25°C with modest rainfall averaging 37mm per month. By contrast, April can be uncomfortably hot with temperatures reaching 34°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 Corpus 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.