When is the best time to go to San Isidro
The chart above shows the best time of year to visit San Isidro, Peru. 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 Isidro
San Isidro weather by month
Please note our recommendations for when to visit San Isidro 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 | Sea temp |
|---|---|---|---|---|
| 23°C | 1mm | 6.3hrs | 13.5hrs | 22°C |
San Isidro's weather in January is typically warm, humid and very dry in nature.
It is perhaps the perfect month to visit San Isidro, with some surprisingly good weather at this time of year.
January is in the summer in San Isidro and is typically the coldest month of the year. Daytime maximum temperatures average around a muggy 26°C (79°F), whilst at night 18°C (65°F) is normal.
On average January is the driest month of the year in San Isidro 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 6.3 hours of sunshine per day.
San Isidro weather in January »
February
| Temp | Rain | Sunshine | Day length | Sea temp |
|---|---|---|---|---|
| 24°C | 1mm | 7.2hrs | 13.2hrs | 23°C |
February in San Isidro is generally very dry with the temperature being warm.
It is perhaps the perfect month to visit San Isidro, with some inordinately good weather at this time of year.
February is in the summer in San Isidro and is typically the 2nd coldest month of the year. Daytime maximum temperatures average around a muggy 27°C (80°F), whilst at night 19°C (66°F) is normal.
On average February is the 2nd driest month of the year in San Isidro 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 7.2 hours of sunshine per day.
San Isidro weather in February »
March
| Temp | Rain | Sunshine | Day length | Sea temp |
|---|---|---|---|---|
| 24°C | 1mm | 7.3hrs | 12.9hrs | 22°C |
The weather in March in San Isidro is characteristically warm, humid and very dry.
It is perhaps the perfect month to visit San Isidro, with some particularly good weather at this time of year.
March is in the fall / autumn in San Isidro and is typically the 3rd coldest month of the year. Daytime maximum temperatures average around a muggy 26°C (80°F), whilst at night 18°C (65°F) is normal.
On average March is the 3rd driest month of the year in San Isidro 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 7.3 hours of sunshine per day.
April
| Temp | Rain | Sunshine | Day length | Sea temp |
|---|---|---|---|---|
| 22°C | 1mm | 7.4hrs | 12.6hrs | 20°C |
San Isidro's weather in April is typically warm, humid and very dry in nature.
It is perhaps a good month to visit San Isidro, with some very good weather at this time of year.
April is in the fall / autumn in San Isidro and is typically the 4th coldest month of the year. Daytime maximum temperatures average around a muggy 25°C (77°F), whilst at night 17°C (62°F) is normal.
On average April is the 4th driest month of the year in San Isidro 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 7.4 hours of sunshine per day.
May
| Temp | Rain | Sunshine | Day length | Sea temp |
|---|---|---|---|---|
| 20°C | 1mm | 4.8hrs | 12.3hrs | 19°C |
May is a very dry month in San Isidro and the temperature is generally warm.
Although outside the main holiday season, there is still plenty of pretty acceptable weather around this time of year. This makes it an okay time to visit San Isidro.
May is in the fall / autumn in San Isidro and is typically the 5th coldest month of the year. Daytime maximum temperatures average around 22°C (71°F), whilst at night 15°C (59°F) is normal.
On average May is the 5th driest month of the year in San Isidro 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 4.8 hours of sunshine per day.
June
| Temp | Rain | Sunshine | Day length | Sea temp |
|---|---|---|---|---|
| 18°C | 3mm | 2hrs | 13.5hrs | 18°C |
June in San Isidro is generally very dry with the temperature being mild.
Based on weather alone, this is probably a time of year to avoid going to San Isidro for your holidays. The weather is often pretty bad and not conducive to spending time outdoors.
June is in the winter in San Isidro and is typically the 6th coldest month of the year. Daytime maximum temperatures average around 20°C (67°F), whilst at night 14°C (57°F) is normal.
On average June is the 6th driest month of the year in San Isidro with around 3mm 0.1 inches of rain making it a very dry time to visit.
On the flip side this corresponds to an average of 2 hours of sunshine per day.
July
| Temp | Rain | Sunshine | Day length | Sea temp |
|---|---|---|---|---|
| 17°C | 3mm | 1.4hrs | 13.2hrs | 18°C |
July in San Isidro is generally very dry with the temperature being mild.
Based on weather alone, this is probably a time of year to avoid going to San Isidro for your holidays. The weather is often relatively bad and not conducive to spending time outdoors.
July is in the winter in San Isidro and is typically the 6th warmest month of the year. Daytime maximum temperatures average around 19°C (66°F), whilst at night 13°C (56°F) is normal.
On average July is the 6th wettest month of the year in San Isidro with around 3mm 0.1 inches of rain making it a very dry time to visit.
On the flip side this corresponds to an average of 1.4 hours of sunshine per day.
August
| Temp | Rain | Sunshine | Day length | Sea temp |
|---|---|---|---|---|
| 17°C | 3mm | 1.3hrs | 12.9hrs | 17°C |
The weather in August in San Isidro is characteristically mild and very dry.
Based on weather alone, this is probably a time of year to avoid going to San Isidro for your holidays. The weather is often relatively bad and not conducive to spending time outdoors.
August is in the winter in San Isidro and is typically the 5th warmest month of the year. Daytime maximum temperatures average around 19°C (65°F), whilst at night 13°C (55°F) is normal.
On average August is the 5th wettest month of the year in San Isidro with around 3mm 0.1 inches of rain making it a very dry time to visit.
On the flip side this corresponds to an average of 1.3 hours of sunshine per day.
San Isidro weather in August »
September
| Temp | Rain | Sunshine | Day length | Sea temp |
|---|---|---|---|---|
| 17°C | 2mm | 1.8hrs | 12.6hrs | 17°C |
San Isidro's weather in September is typically mild and very dry in nature.
Based on weather alone, this is probably a time of year to avoid going to San Isidro for your holidays. The weather is often not a good and not conducive to spending time outdoors.
September is in the spring in San Isidro and is typically the 4th warmest month of the year. Daytime maximum temperatures average around 19°C (66°F), whilst at night 13°C (55°F) is normal.
On average September is the 4th wettest month of the year in San Isidro 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 1.8 hours of sunshine per day.
San Isidro weather in September »
October
| Temp | Rain | Sunshine | Day length | Sea temp |
|---|---|---|---|---|
| 18°C | 1mm | 3.3hrs | 12.3hrs | 17°C |
October is a very dry month in San Isidro and the temperature is generally mild.
Based on weather alone, this is probably a time of year to avoid going to San Isidro for your holidays. The weather is often not a good and not conducive to spending time outdoors.
October is in the spring in San Isidro and is typically the 3rd warmest month of the year. Daytime maximum temperatures average around 20°C (68°F), whilst at night 13°C (56°F) is normal.
On average October is the 3rd wettest month of the year in San Isidro 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 3.3 hours of sunshine per day.
San Isidro weather in October »
November
| Temp | Rain | Sunshine | Day length | Sea temp |
|---|---|---|---|---|
| 20°C | 1mm | 4.7hrs | 13.5hrs | 18°C |
The weather in November in San Isidro is characteristically warm and very dry.
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 Isidro.
November is in the spring in San Isidro and is typically the 2nd warmest month of the year. Daytime maximum temperatures average around 22°C (72°F), whilst at night 15°C (58°F) is normal.
On average November is the 2nd wettest month of the year in San Isidro 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 4.7 hours of sunshine per day.
San Isidro weather in November »
December
| Temp | Rain | Sunshine | Day length | Sea temp |
|---|---|---|---|---|
| 22°C | 2mm | 5.8hrs | 13.2hrs | 20°C |
December in San Isidro is generally very dry with the temperature being warm.
It is perhaps a good month to visit San Isidro, with some extremely good weather at this time of year.
December is in the summer in San Isidro and is typically the warmest month of the year. Daytime maximum temperatures average around 24°C (76°F), whilst at night 16°C (60°F) is normal.
On average December is the wettest month of the year in San Isidro 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 5.8 hours of sunshine per day.
Other monthly averages
San Isidro weather stats
| Hottest month: | February | 26.6°C 79.9°F |
|---|---|---|
| Driest month: | February | 1mm 0ins |
| Sunniest month: | April | 7.4hrs |
| Coldest month: | August | 18.4°C 65.1°F |
| Wettest month: | August | 3mm 0.1ins |
| Warmest sea: | February | 22.8°C 73°F |
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