San José in august: average Weather, Temperature and Climate
Weather in San José in august 2025
The weather in San Jose in august comes from statistical datas on the last years. You can view the weather statistics for all the month, but also by using the tabs for the beginning, the middle and the end of the month.
Average weather throughout august
very bad weather
Weather at 6am
61°F
Moderate rain at times
30% of time
23%
17%
17%
Weather at 12pm
77°F
Moderate rain at times
51% of time
34%
10%
5%
Weather at 6pm
68°F
Heavy rain
71% of time
21%
5%
4%
Weather at 3am
61°F
32%
26%
15%
15%
Evolution of daily average temperature and precipitation in San José in august
These charts show the evolution of average minimum/maximum temperatures as well as average daily precipitation volume in San José in august.
The climate of San José in august is very bad
The climate in august in San Jose is wet (with 31.5in of precipitation over 26 days). The weather is better from the previous month since in july it receives an average of 28.3in of precipitation over 25 days.
The climate pleasant there the month of august. The high seasonal norm is 77°F. The minimum is 61°F. Thus, the mean temperature average on this month of august in San Jose is 68°F. Note that seasonal normals are in contrast with those observed in San Jose in august with a maximum record of 83°F in 2014 and a minimum record of 54°F in 2021.
Day length in San Jose in august is 12:26. Sunrise is at 05:28 and sets at 17:54.
August: another location in Costa Rica?
If you want to go to Costa Rica in august, there are destinations with better weather than San José:
In august, Manzanillo, Parc international La Amistad, Puerto Viejo de Talamanca and Punta Uva have good weather.
Finally, La Cruz, Puerto Limón, Tamarindo, Tortuguero, Liberia (Guanacaste) and Bananito Sur have a tolerable climate, but better than San José.
Seasonal average climate and temperature of San José in august
Check below seasonal norms These datas are compiled from the weather statements earlier years of the month of august.
| August | |||||
| Outside temperature | |||||
| Average temperature | 68°F | ||||
| Highest temperature | 77°F | ||||
| Lowest temperature | 61°F | ||||
| Highest record temperature | 83°F (2014) | ||||
| Lowest record temperature | 54°F (2021) | ||||
| Number of days at +65°F | 31 day(s) (100%) | ||||
| Wind | |||||
| Wind speed | 8km/h | ||||
| Wind temperature | 61°F | ||||
| Precipitation (rainfall) | |||||
| Rainfall | 31.5in | ||||
| Number of days with rainfall | 26 day(s) (83%) | ||||
| Record daily rainfall | 7in (2009) | ||||
| Other climate data | |||||
| Humidity | 94% | ||||
| Visibility | 7.13km | ||||
| Cloud cover | 60% | ||||
| UV index | 5 | ||||
| Daily sunshine hours | 10 | ||||
| Sunrise and sunset | |||||
| Time of sunrise | 05:28 | ||||
| Time of sunset | 17:54 | ||||
| Length of day | 12:26 | ||||
| Our opinion about the weather in august | |||||
| Our opinion at whereandwhen.net | very bad | ||||
How was the weather last august?
Here is the day by day recorded weather in San José in august 2024:
58°F to 74°F
58°F to 74°F
58°F to 72°F
56°F to 76°F
56°F to 76°F
56°F to 76°F
58°F to 68°F
58°F to 72°F
56°F to 74°F
56°F to 79°F
56°F to 83°F
54°F to 77°F
58°F to 76°F
56°F to 77°F
58°F to 76°F
58°F to 74°F
56°F to 77°F
56°F to 77°F
58°F to 76°F
56°F to 79°F
56°F to 76°F
56°F to 70°F
65°F to 72°F
52°F to 79°F
56°F to 81°F
56°F to 74°F
58°F to 74°F
56°F to 77°F
56°F to 76°F
56°F to 76°F
58°F to 74°F
Map: other cities in Costa Rica in august
Cities near San José:
| Escazu in august | very bad weather |
| Heredia in august | very bad weather |
| Alajuela in august | very bad weather |
| Cartago in august | very bad weather |
| Tejar in august | very bad weather |
| Paraiso in august | very bad weather |
| Volcán Irazu in august | very bad weather |
| Atenas in august | very bad weather |
| Parque Nacional Braulio Carrillo in august | very bad weather |
| Volcán Poás in august | very bad weather |
| Naranjo in august | very bad weather |
| Parque Nacional Tapantí in august | very bad weather |
Click over cities on the map for information about the weather in august.
San José
perfect weather
good
tolerable
bad
very bad
Weather data for San José in august:
Weather data for San José for august are derived from an average of the weather forecast since 2009 in San José. There is a margin of error and these forecasts are to be considered as general information only. The weather in San José can vary slightly from year to year, but this data should limit surprises. So you can pack your bags or check for the best time in year to go to San José.