ArgentinaThe weather in January in San Luis
It's hot in January in San Luis with an average temperature of 31°C. Temperatures this month range from a low of 30°C to a high of 34°C. At night, you can expect temperatures between 17°C and 20°C.
Looking for sun? January isn’t a good month to be in San Luis. The temperature is nice, but there’s too much chance of rain.
Average temperatures and precipitation
This chart shows the average daily maximum and minimum temperatures (in degrees Celsius) and precipitation (in millimeters) in January for San Luis, Argentina. A low precipitation value usually indicates little to no rainfall on that day in recent years, while a higher value suggests more frequent rainfall.
Temperature records
With 43°C in 2023, San Luis reached the highest temperature in January over the past 10 years. The lowest daytime temperature in this month was 18°C in 2021. The extreme nighttime temperatures ranged from a lowest recorded value of 6°C to a highest value of 26°C.
Rainfall amount
In January, there is an average of 136 mm of precipitation, spread over 16 days. The wind speed is around 4 Bft, mostly coming from the Southeast.
Daily weather in January for San Luis
Click on any day in January to get detailed info about the usual weather on that day in San Luis. Check out the historical temperatures and precipitation over the past 10 years on this day.
January weather comparison
| San Luis | New York | |
|---|---|---|
| Average temperature | 31°C | 5°C |
| Max. temperature | 34°C | 11°C |
| Min. temperature | 17°C | -5°C |
| Total precipitation | 136 mm | 97 mm |
| Rainy days | 16 days | 12 days |
Start of January
The month of January starts in San Luis with hot temps, averaging around 31°C during the day and nights around 18°C.
Mid January
By mid-January, daytime temps rise to around 32°C, with nights around 19°C. During this part of the month, you might see regular precipitation, but there will also be some sunny days.
End of January
By the end of January, the average daytime temperature in San Luis is around 32°C, while nighttime temps are about 19°C. Expect regular precipitation, but if you’re lucky, you’ll also get some dry and sunny days.
UV index
The UV index is a maximum of 10 this month. That's a very high value on the intensity scale of 1 to 11. Unprotected skin can burn within 10-15 minutes.
Check out the climate of San Luis for all months and discover the best travel time
Curious about the weather in other parts of Argentina? Check out the climate and weather for spots like Buenos Aires, Patagonia, Ushuaia, or explore other destinations in Argentina.
Temperature charts
These charts show the average temperatures in January in San Luis, Argentina. The temperatures are shown in degrees Celsius and are calculated based on data from the past 10 years.
Daily Temperature in January in San Luis
Temperature in January in San Luis over the years
Precipitation charts
These charts show the average amount of precipitation in January in San Luis, Argentina. Precipitation is always measured as water, even when it falls as snow or hail The amount of precipitation is displayed in millimeters, while snowfall is shown in centimeters.
Daily Precipitation in January in San Luis
Total precipitation in January in San Luis over the years
Daily UV index in January in San Luis
This chart shows the average daily UV index in January in San Luis, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.
Weather experiences in January in San Luis
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Average weather in San Luis by month
Click on a month below to see detailed weather info for San Luis. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.