Climate Insights for Lima

The climate in Lima is warm and mild. The average annual temperature is 24°C and approximately 1323mm of precipitation falls per year. Lima receives a notable amount of rainfall throughout the year, including during its driest month. Lima 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 14°C.

Lima sees moderate temperature variation throughout the year, ranging from 14°C to 33°C. The warmest month is January, when average highs reach 33°C and the mean temperature sits around 27°C. July is the coolest month, with minimum temperatures around 14°C and an average of 19°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 3°C shift in average temperatures.

Lima is a fairly wet location, receiving approximately 1323mm of precipitation annually, which averages out to around 110mm per month. The wettest month is October, averaging 160mm of rainfall. December and January also tend to see above-average precipitation. The driest month is July, with just 33mm. That's 127mm less than October, the wettest month. Precipitation varies noticeably between seasons, with the first half (January to June) of the year generally seeing more rainfall.

Lima is relatively calm, with an average annual wind speed of 9km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is August, averaging 11km/h, though still comfortable for most outdoor activities. The calmest conditions occur in February, with average winds dropping to 7km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 4km/h gap 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 10km/h in winter, 10km/h in spring, 8km/h in summer, 8km/h in autumn.

It is currently spring in Lima, which began on September 23, 2026. Lima is in the Southern Hemisphere, where the seasons are reversed: spring starts in September, summer in December, autumn in March, and winter in June. The warmest period peaks in January at around 33°C, while the coldest stretch bottoms out in July near 14°C. Summer is next, beginning on December 21, 2026 (87 days from now).

The best time to visit Lima is during May, June, July, August and September, when the weather is most comfortable for travellers. During these months, average temperatures hover around 20°C with modest rainfall averaging 74mm per month. By contrast, January can be uncomfortably hot with temperatures reaching 33°C. Despite being the best months overall, some rain is still likely. Pack a waterproof layer and plan a mix of indoor and outdoor activities.

The table below shows monthly climate averages for Lima 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.