Climate Insights for Rosario de Lerma
Climate Overview
The climate in Rosario de Lerma is temperate. The average annual temperature is 16°C and approximately 1,181 mm of precipitation falls per year. January is the wettest month, receiving around 191 mm of rainfall. Rosario de Lerma 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, December, November. The coldest months are June, July, August, when temperatures can drop to 5°C.The climate in Rosario de Lerma is temperate. The average annual temperature is 60°F and approximately 46.5 in of precipitation falls per year. January is the wettest month, receiving around 7.5 in of rainfall. Rosario de Lerma 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, December, November. The coldest months are June, July, August, when temperatures can drop to 40°F.
Temperature
Rosario de Lerma sees moderate temperature variation throughout the year, ranging from 5°C to 25°C. The warmest month is January, when average highs reach 25°C and the mean temperature sits around 20°C. June is the coolest month, with minimum temperatures around 5°C and an average of 10°C. On average, daily temperatures fluctuate by about 10°C between overnight lows and afternoon highs. The sharpest temperature change occurs between April and May, with a 3°C shift in average temperatures.Temperatures in Rosario de Lerma vary considerably across the year, with a 37°F difference between the coldest and warmest months. The warmest month is January, when average highs reach 77°F and the mean temperature sits around 69°F. June is the coolest month, with minimum temperatures around 40°F and an average of 50°F. On average, daily temperatures fluctuate by about 19°F between overnight lows and afternoon highs. The sharpest temperature change occurs between April and May, with a 6°F shift in average temperatures.
Precipitation
Rosario de Lerma is a moderately rainy area, receiving approximately 1,181 mm of precipitation annually, which averages out to around 98 mm per month. The wettest month is January, averaging 191 mm of rainfall. February and March also tend to see above-average precipitation. The driest month is August, with just 17 mm. That's 174 mm less than January, 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.Rosario de Lerma is a moderately rainy area, receiving approximately 46.5 in of precipitation annually, which averages out to around 3.9 in per month. The wettest month is January, averaging 7.5 in of rainfall. February and March also tend to see above-average precipitation. The driest month is August, with just 0.7 in. That's 6.9 in less than January, 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
Rosario de Lerma is relatively calm, with an average annual wind speed of 5km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is October, averaging 6km/h, though still comfortable for most outdoor activities. The calmest conditions occur in January, with average winds dropping to 5km/h, making it an ideal period for wind-sensitive activities. Wind conditions are fairly consistent throughout the year, varying by only 1km/h between the calmest and windiest months.Rosario de Lerma is relatively calm, with an average annual wind speed of 3mph. For context, sustained winds below 7mph are generally light, while anything above 16mph is considered strong. The windiest month is October, averaging 4mph, though still comfortable for most outdoor activities. The calmest conditions occur in January, with average winds dropping to 3mph, making it an ideal period for wind-sensitive activities. Wind conditions are fairly consistent throughout the year, varying by only 1mph between the calmest and windiest months.
Best Time to Visit
The best time to visit Rosario de Lerma is during September and October, when the weather is most comfortable for travellers. During these months, average temperatures hover around 16°C with modest rainfall averaging 54 mm per month. By contrast, January can be uncomfortably hot with highs reaching 25°C, while June is the coldest period with lows dropping to 5°C. A light rain jacket is recommended, though showers are generally brief and shouldn't disrupt your plans.The best time to visit Rosario de Lerma is during September and October, when the weather is most comfortable for travellers. During these months, average temperatures hover around 61°F with modest rainfall averaging 2.1 in per month. By contrast, January can be uncomfortably hot with highs reaching 77°F, while June is the coldest period with lows dropping to 40°F. A light rain jacket is recommended, though showers are generally brief and shouldn't disrupt your plans.
Monthly Climate Data
The table below shows monthly climate averages for Rosario de Lerma 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 Rosario de Lerma 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.