The climate of San Luis
San Luis, a city located in
Argentina, experiences a Mid-latitude steppe type (BSk) climate as per the Köppen climate classification. This specific classification signifies a predominantly semi-arid climate, characterized by evenly spread rainfall throughout the year and vast temperature fluctuations.
The climate San Luis witnesses throughout the year varies from a cool 5.9°C (42.6°F) to a warm 31°C (87.8°F). While
January and
December exhibit intensively high temperatures hovering around 29.5°C (85.1°F) to 31°C (87.8°F), the coldest periods are observed from
June to
August, with temperatures dipping to 5.9°C (42.6°F) to 18.3°C (64.9°F). Humidity experiences a peak of 63% during the month of
May and is lowest during January and December at 43% to 44%.
Rainfall, quite evenly spread over the year, ranges from 2mm (0.08") to 59mm (2.32"). The highest precipitation occurs from
November to January, with 57mm (2.24") in November, 49mm (1.93") in December and 59mm (2.32") in January. The driest phase prevails from June to August, when the rainfall is minimal, fluctuating between 2mm (0.08") to 3mm (0.12"). Wind speed embodies an annual span from 13.1km/h (8.1mph) to 18.6km/h (11.6mph). Peak wind periods occur during
October and November with speeds nearing 18.6km/h (11.6mph) and 18.2km/h (11.3mph) respectively.
The best time to visit San Luis
Visitors longing for a blend of mild weather and substantial sunlight should consider visiting
San Luis between
April to
June. During these months, the city experiences moderate temperatures, ranging from 13.8°C (56.8°F) to 26.9°C (80.4°F). The sunshine hours are around 9.1 to 9.4 hours with sunlight gracing mostly half of each month. Rainfall is also considerably low, contributing to the pleasant weather conducive to outdoor activities.
The worst time to visit San Luis
While the climatic condition of
San Luis is relatively mild and comfortable throughout the year, the period from
June to
August might not be the best. This phase is the coldest with temperatures ranging from 5.9°C (42.6°F) to 18.3°C (64.9°F). Moreover, these months, despite having minimal rainfall, do witness rare snowfall events. The combined effect of cold weather, reduced sunlight hours, and occasional snow results in a less than ideal time for tourists.
Spring weather in San Luis
Spring season in
San Luis, lasting from
September to
November, bears temperatures ranging from 10.4°C (50.7°F) to 26.8°C (80.2°F). With humidity minimizing to 46% in September, the season offers relatively dry weather. Rainfall starts to ascend from a low 13mm (0.51") in September to a substantial high of 57mm (2.24") by November. Sunlight during this season is quite generous, with the city receiving over 9.3 hours of sunshine every day.
Summer weather in San Luis
Ranging from
December to
February, the summer months in
San Luis are marked by peak temperatures from 19°C (66.2°F) to 31°C (87.8°F). The humidity also surges during these months, particularly in February when it reaches 50%. Rainfall is considerably high too, with
January receiving the highest precipitation of 59mm (2.32"). Despite high rainfall and humidity, the city experiences maximum sunlight hours, touching 9.6 hours daily in December and February.
Autumn weather in San Luis
Autumn in
San Luis spans from
March to
May, witnessing subtle winds with the speed averaging from 14.4km/h (8.9mph) to 15.5km/h (9.6mph). Temperature during these months fluctuates from 10.3°C (50.5°F) to 26.9°C (80.4°F) along with a drop in humidity from 52% to 63%. The rainfall dips gradually from 40mm (1.57") in March to a low 8mm (0.31") in May. The daylight hours notably recede from 12.3 hours to 10.4 hours during this season.
Winter weather in San Luis
The winter season in
San Luis, extending from
June to
August, experiences temperatures in the range of 5.9°C (42.6°F) to 18.3°C (64.9°F). The rainfall during these months is significantly low, hitting its annual minimum of 2mm (0.08") to 3mm (0.12"). The city undergoes rare snowfall events with about half a day of snowfall maximum. Winter remains the least preferred season due to the combination of low temperatures, scarce rainfall, and limited sunshine hours, averaging between 9.3 to 9.4 hours daily.
Weather in January
January is typically warm in
San Luis,
Argentina, marking the commencement of the New Year with vibrant sunny days. A distinctive characteristic of the weather in January is high temperatures of 31°C (87.8°F), perfect for outdoor activities.
Weather in January » Weather in February
February sees a subtle drop in the temperature compared to
January in
San Luis, offering a nice balance between warmth and comfort. With high temperatures around 29.5°C (85.1°F) and almost identical sunshine to that of January, February stands as an inviting and comfortable month.
Weather in February » Weather in March
As the golden leaves of autumn start appearing in
March in
San Luis, it signals the departure of summer and a transition towards cooler months ahead. The overall weather in March has a mild feeling with average high temperatures of 26.9°C (80.4°F).
Weather in March »
Weather in April
April in
San Luis ushers in the splendid display of autumn, accompanied by mildly cooler temperatures. With the high temperatures relatively low at 22.7°C (72.9°F), April is certainly not as warm as the previous months. Transitioning from April to
May, the decreasing temperature trend continues, with the humidity staying fairly consistent.
Weather in April » Weather in May
May brings a crispness in the air, becoming the harbinger of the approaching winter. The maximum temperature remains a manageable 18.7°C (65.7°F), signifying a marked shift in the weather. Climatic changes in May lead to cooler weather, which is then carried into the subsequent months.
Weather in May » Weather in June
It is the beginning of winter in
June in
San Luis, symbolized by the longest night and shortest day of the year. With the highest temperature of only 15.8°C (60.4°F), the winters start to make their presence felt. The journey to
July sees a further dip in the temperature, making the days and nights significantly cooler.
Weather in June »
Weather in July
The heart of winter is represented by
July in
San Luis and has the distinction of being the coldest month of the year with the highest temperature averaging 14.6°C (58.3°F). As July gives way to
August, a slow surge in temperature can be noticed, indicating a transition towards spring.
Weather in July »Weather in August
The final days of winter are marked by
August in
San Luis. Moving into this month, a noticeable upward trend in the temperature is witnessed with high temperatures around 18.3°C (64.9°F). August gives a sneak peek into spring, preparing the town for a rise in temperature in
September.
Weather in August »Weather in September
September in
San Luis is a celebration of spring, characterized by longer days and blooming flora. The high temperatures are on a rising curve at 20.7°C (69.3°F), bringing a hint of warmth back into the air. The weather dynamic from September to
October changes slightly, with temperature continuing to climb and the humidity level dropping.
Weather in September »
Weather in October
October turns up the heat a bit more in
San Luis, setting the stage for the imminent summer. Climbing beyond spring, the high temperatures reach a comfortable 23.7°C (74.7°F) in October. The consistent visibility of 10km (6.2mi) suggests there is rarely any fog or haze to obscure the stunning view of the city.
Weather in October » Weather in November
As summer approaches in
November,
San Luis prepares for warm days and slightly cooler nights. The highest temperature remains around 26.8°C (80.2°F), times when air conditioning becomes everyone's best friend. Moving towards
December, the trend of high temperatures persists, creating a warmer atmosphere.
Weather in November »Weather in December
December embraces summer wholeheartedly in
San Luis, wrapping up the year on a warm note. It carries forward the high temperature from
November, reaching around 29.5°C (85.1°F). As the year concludes, the weather remains consistent, characterized by warm days and mildly cold nights.
Weather in December » [Resources]