Climate Insights for Trelew
Departamento Rawson, Chubut, Argentina
Climate Overview
The climate in Trelew is temperate. The average annual temperature is 14°C and approximately 237 mm of precipitation falls per year. June is the wettest month, receiving around 28 mm of rainfall. Trelew is in the Southern Hemisphere. The seasons are reversed: summer runs from December to February, while winter falls between June and August. The summer months are: January, February, December. The coldest months are July, June, August, when temperatures can drop to 3°C.The climate in Trelew is temperate. The average annual temperature is 58°F and approximately 9.3 in of precipitation falls per year. June is the wettest month, receiving around 1.1 in of rainfall. Trelew is in the Southern Hemisphere. The seasons are reversed: summer runs from December to February, while winter falls between June and August. The summer months are: January, February, December. The coldest months are July, June, August, when temperatures can drop to 37°F.
Temperature
Temperatures in Trelew vary considerably across the year, with a 25°C difference between the coldest and warmest months. The warmest month is January, when average highs reach 28°C and the mean temperature sits around 22°C. July is the coolest month, with minimum temperatures around 3°C and an average of 7°C. On average, daily temperatures fluctuate by about 11°C between overnight lows and afternoon highs. The sharpest temperature change occurs between April and May, with a 4°C shift in average temperatures.Temperatures in Trelew vary considerably across the year, with a 46°F difference between the coldest and warmest months. The warmest month is January, when average highs reach 83°F and the mean temperature sits around 71°F. July is the coolest month, with minimum temperatures around 37°F and an average of 44°F. On average, daily temperatures fluctuate by about 20°F between overnight lows and afternoon highs. The sharpest temperature change occurs between April and May, with a 8°F shift in average temperatures.
Precipitation
Trelew is a quite dry location, receiving approximately 237 mm of precipitation annually, which averages out to around 20 mm per month. The wettest month is June, averaging 28 mm of rainfall. November and March also tend to see above-average precipitation. The driest month is February, with just 12 mm. Rainfall is relatively evenly distributed throughout the year, so there is no pronounced dry or wet season to plan around.Trelew is a quite dry location, receiving approximately 9.3 in of precipitation annually, which averages out to around 0.8 in per month. The wettest month is June, averaging 1.1 in of rainfall. November and March also tend to see above-average precipitation. The driest month is February, with just 0.5 in. Rainfall is relatively evenly distributed throughout the year, so there is no pronounced dry or wet season to plan around.
Wind
Trelew is mildly breezy, with an average annual wind speed of 18km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is November, averaging 20km/h, though still comfortable for most outdoor activities. The calmest conditions occur in May, with average winds dropping to 16km/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. Wind tends to pick up during the summer months. The seasonal averages are 17km/h in winter, 19km/h in spring, 19km/h in summer, 17km/h in autumn.Trelew is moderately windy, with an average annual wind speed of 11mph. For context, sustained winds below 7mph are generally light, while anything above 16mph is considered strong. The windiest month is November, averaging 12mph, which can feel quite blustery and may affect outdoor activities. The calmest conditions occur in May, with average winds dropping to 10mph, making it an ideal period for wind-sensitive activities. Wind conditions are fairly consistent throughout the year, varying by only 2mph between the calmest and windiest months. Wind tends to pick up during the summer months. The seasonal averages are 11mph in winter, 12mph in spring, 12mph in summer, 11mph in autumn.
Best Time to Visit
The best time to visit Trelew is during January, February, March, November and December, when the weather is most comfortable for travellers. During these months, average temperatures hover around 20°C with modest rainfall averaging 20 mm per month. By contrast, July can be quite cold with temperatures dropping to 3°C. With minimal rainfall expected, you can pack light and plan outdoor activities with confidence.The best time to visit Trelew is during January, February, March, November and December, when the weather is most comfortable for travellers. During these months, average temperatures hover around 68°F with modest rainfall averaging 0.8 in per month. By contrast, July can be quite cold with temperatures dropping to 37°F. 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 Trelew 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.The table below shows monthly climate averages for Trelew based on historical weather data. Min and max temperatures represent typical overnight lows and afternoon highs for each month, shown in degrees Fahrenheit (°F). Precipitation is measured in millimetres (mm) and indicates the average total rainfall per month. Wind speed is the average sustained speed in miles per hour (mph). All values are based on averages from over 10 years of historical weather data. The current month is highlighted for quick reference.