When is the best time to go to San Luis
The chart above shows the best time of year to visit San Luis, United States. These are based on an analysis of weather averages such as temperature, rainfall and number of hours of sunshine. These ratings are based solely on the climate and do not take into account other factors such as accommodation prices and how busy it is likely to be.
Average temperatures in San Luis
San Luis weather by month
Please note our recommendations for when to visit San Luis are based solely on the weather and do not take into accounts accommodation prices, how busy it will be and what events are on.
January
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 19°C | 9mm | 9.3hrs | 11.2hrs |
San Luis's weather in January is typically mild and very dry in nature.
It is perhaps a good month to visit San Luis, with some inordinately good weather at this time of year.
January is in the winter in San Luis and is typically the coldest month of the year. Daytime maximum temperatures average around 21°C (69°F), whilst at night 5°C (42°F) is normal.
On average January is the driest month of the year in San Luis with around 9mm 0.4 inches of rain making it a very dry time to visit.
On the flip side this corresponds to an average of 9.3 hours of sunshine per day.
February
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 21°C | 5mm | 10.1hrs | 11.9hrs |
February in San Luis is generally very dry with the temperature being mild.
It is perhaps a good month to visit San Luis, with some particularly good weather at this time of year.
February is in the winter in San Luis and is typically the 2nd coldest month of the year. Daytime maximum temperatures average around 23°C (74°F), whilst at night 7°C (44°F) is normal.
On average February is the 2nd driest month of the year in San Luis with around 5mm 0.2 inches of rain making it a very dry time to visit.
On the flip side this corresponds to an average of 10.1 hours of sunshine per day.
San Luis weather in February »
March
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 23°C | 5mm | 11.2hrs | 12.8hrs |
The weather in March in San Luis is characteristically mild and very dry.
It is perhaps the perfect month to visit San Luis, with some extremely good weather at this time of year.
March is in the spring in San Luis and is typically the 3rd coldest month of the year. Daytime maximum temperatures average around a comfortable 26°C (79°F), whilst at night 9°C (48°F) is normal.
On average March is the 3rd driest month of the year in San Luis with around 5mm 0.2 inches of rain making it a very dry time to visit.
On the flip side this corresponds to an average of 11.2 hours of sunshine per day.
April
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 27°C | 2mm | 12.5hrs | 13.8hrs |
San Luis's weather in April is typically warm and very dry in nature.
It is perhaps the perfect month to visit San Luis, with some inordinately good weather at this time of year.
April is in the spring in San Luis and is typically the 4th coldest month of the year. Daytime maximum temperatures average around a comfortable 30°C (87°F), whilst at night 12°C (54°F) is normal.
On average April is the 4th driest month of the year in San Luis with around 2mm 0.1 inches of rain making it a very dry time to visit.
On the flip side this corresponds to an average of 12.5 hours of sunshine per day.
May
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 31°C | 1mm | 13.3hrs | 14.7hrs |
May is a very dry month in San Luis and the temperature is generally hot.
Although outside the main holiday season, there is still plenty of reasonably acceptable weather around this time of year. This makes it an okay time to visit San Luis.
May is in the spring in San Luis and is typically the 5th coldest month of the year. Daytime maximum temperatures average around a warm 35°C (95°F), whilst at night 16°C (60°F) is normal.
On average May is the 5th driest month of the year in San Luis with around 1mm 0 inches of rain making it a very dry time to visit.
On the flip side this corresponds to an average of 13.3 hours of sunshine per day.
June
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 35°C | 1mm | 13.9hrs | 11.2hrs |
The weather in June in San Luis is characteristically very hot and very dry.
Although outside the main holiday season, there is still plenty of reasonably acceptable weather around this time of year. This makes it an okay time to visit San Luis.
June is in the summer in San Luis and is typically the 6th coldest month of the year. Daytime maximum temperatures average around a warm 39°C (103°F), whilst at night 19°C (67°F) is normal.
On average June is the 6th driest month of the year in San Luis with around 1mm 0 inches of rain making it a very dry time to visit.
On the flip side this corresponds to an average of 13.9 hours of sunshine per day.
July
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 37°C | 5mm | 13hrs | 11.9hrs |
July in San Luis is generally very dry with the temperature being very hot.
Based on weather alone, this is probably a time of year to avoid going to San Luis for your holidays. The weather is often relatively bad and not conducive to spending time outdoors.
July is in the summer in San Luis and is typically the 6th warmest month of the year. Daytime maximum temperatures average around a hot 41°C (106°F), whilst at night 25°C (77°F) is normal.
On average July is the 6th wettest month of the year in San Luis with around 5mm 0.2 inches of rain making it a very dry time to visit.
On the flip side this corresponds to an average of 13 hours of sunshine per day.
August
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 37°C | 9mm | 12.5hrs | 12.8hrs |
The weather in August in San Luis is characteristically very hot and very dry.
Based on weather alone, this is probably a time of year to avoid going to San Luis for your holidays. The weather is often relatively bad and not conducive to spending time outdoors.
August is in the summer in San Luis and is typically the 5th warmest month of the year. Daytime maximum temperatures average around a hot 41°C (105°F), whilst at night 25°C (77°F) is normal.
On average August is the 5th wettest month of the year in San Luis with around 9mm 0.3 inches of rain making it a very dry time to visit.
On the flip side this corresponds to an average of 12.5 hours of sunshine per day.
September
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 35°C | 6mm | 11.7hrs | 13.8hrs |
San Luis's weather in September is typically very hot and very dry in nature.
Although outside the main holiday season, there is still plenty of fairly acceptable weather around this time of year. This makes it an okay time to visit San Luis.
September is in the fall / autumn in San Luis and is typically the 4th warmest month of the year. Daytime maximum temperatures average around a hot 39°C (102°F), whilst at night 21°C (71°F) is normal.
On average September is the 4th wettest month of the year in San Luis with around 6mm 0.2 inches of rain making it a very dry time to visit.
On the flip side this corresponds to an average of 11.7 hours of sunshine per day.
San Luis weather in September »
October
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 30°C | 7mm | 10.7hrs | 14.7hrs |
October is a very dry month in San Luis and the temperature is generally hot.
Although outside the main holiday season, there is still plenty of relatively acceptable weather around this time of year. This makes it an okay time to visit San Luis.
October is in the fall / autumn in San Luis and is typically the 3rd warmest month of the year. Daytime maximum temperatures average around 33°C (92°F), whilst at night 16°C (61°F) is normal.
On average October is the 3rd wettest month of the year in San Luis with around 7mm 0.3 inches of rain making it a very dry time to visit.
On the flip side this corresponds to an average of 10.7 hours of sunshine per day.
November
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 23°C | 4mm | 9.6hrs | 11.2hrs |
The weather in November in San Luis is characteristically warm and very dry.
It is perhaps the perfect month to visit San Luis, with some very good weather at this time of year.
November is in the fall / autumn in San Luis and is typically the 2nd warmest month of the year. Daytime maximum temperatures average around a comfortable 26°C (79°F), whilst at night 10°C (51°F) is normal.
On average November is the 2nd wettest month of the year in San Luis with around 4mm 0.2 inches of rain making it a very dry time to visit.
On the flip side this corresponds to an average of 9.6 hours of sunshine per day.
San Luis weather in November »
December
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 19°C | 8mm | 8.8hrs | 11.9hrs |
December in San Luis is generally very dry with the temperature being mild.
It is perhaps a good month to visit San Luis, with some inordinately good weather at this time of year.
December is in the winter in San Luis and is typically the warmest month of the year. Daytime maximum temperatures average around 21°C (70°F), whilst at night 6°C (42°F) is normal.
On average December is the wettest month of the year in San Luis with around 8mm 0.3 inches of rain making it a very dry time to visit.
On the flip side this corresponds to an average of 8.8 hours of sunshine per day.
Other monthly averages
San Luis weather stats
| Hottest month: | July | 40.9°C 105.6°F |
|---|---|---|
| Driest month: | May | 1mm 0ins |
| Sunniest month: | June | 13.9hrs |
| Coldest month: | January | 20.3°C 68.5°F |
| Wettest month: | January | 9mm 0.4ins |
| Warmest sea: | August | 27.4°C 81.3°F |
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