San José Temperatures: Monthly Averages and Year-Round Insights
On this page, we’ll explore San José’s temperature statistics in detail, including day and night variations and monthly averages. We’ll also compare the annual temperature to other cities in Argentina.
Monthly Temperature Averages
In San José, temperatures differ significantly between summer and winter months. Average maximum daytime temperatures reach a very warm 32°C in January. In July, the coolest month of the year, temperatures drop to a pleasant 18°C. At night, expect even cooler temperatures, with lows averaging around 7°C.
The chart below illustrates the average maximum day and minimum night temperatures in San José by month:
The lowest temperatures typically occur between 4 AM and 6 AM, while the peak temperatures are generally observed around 3 PM, when the sun's heating is most intense.
The chart below shows the average temperature throughout the year:
July, the city’s coldest month, sees about 74 mm of rainfall spread over roughly 7 days.
Annual Temperatures in Argentina Compared
The map below shows the annual temperature across Argentina. You can also select the different months in case you are interested in a specific month.
very warm
warm
pleasant
moderate
cold
very cold
San José Temperatures Compared World Wide
San José’s average annual maximum temperature is 25°C. Let’s compare this with some popular tourist destinations:
The city of Rome, Italy, has an average annual temperature of 20°C, known for its sunny summers and comfortable winters.
Interlaken, Switzerland, the average annual temperature is significantly lower at 8°C, with mild summers and very cold winters.
Meanwhile, Buenos Aires, Argentina, enjoys a humid subtropical climate with an average annual temperature of 23°C, featuring hot summers and mild winters.
Perth, Australia, experiences a Mediterranean climate, with a pleasant average temperature of 25°C.
How are these Temperatures Measured?
Generally, temperature data depicting climate is usually given over a 30-year average in order to reduce short-term fluctuations and reveal better long-term trends in climate conditions.
This temperature data is taken from land-based thermometers, ocean buoys, ships, and satellites. These measurements are transmitted to weather stations and climate centers around the globe where they are processed, averaged, and analyzed in order to monitor the trends and create climate models.
Effects of Temperature on Weather and Climate
Temperature variations influence precipitation patterns in Amsterdam:
Rainfall: Warm air holds more moisture, leading to heavier rain during warmer months. However, precipitation is generally moderate year-round.
Snow: Occasional snowfall occurs in winter, though it rarely lasts very long.
For more detailed information about San José’s weather, including monthly rainfall, sunshine hours, and humidity levels, visit our San José climate page.
Current temperature in San José
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