San José in August
In August, San José averages 26°C (79°F) during the day and 17°C (63°F) at night, with frequent rain — about 23 days of the month see precipitation (241 mm total).
Conditions are warm and beach-friendly. Expect daily rain or showers, often in heavy bursts.
August offers comfortable temperatures in San José, with some rain to plan around.
26°C
Avg high
17°C
Avg low
23
Rain days
241 mm
Rainfall
San José in other months
| Month | Avg high | Avg low | Rainfall | Rain days | Snow days |
|---|---|---|---|---|---|
| January | 24°C / 75°F | 15°C / 59°F | 6 mm | 1 | — |
| February | 25°C / 77°F | 15°C / 59°F | 8 mm | 1 | — |
| March | 26°C / 79°F | 16°C / 61°F | 18 mm | 2 | — |
| April | 27°C / 81°F | 17°C / 63°F | 65 mm | 7 | — |
| May | 26°C / 79°F | 17°C / 63°F | 226 mm | 19 | — |
| June | 26°C / 79°F | 17°C / 63°F | 248 mm | 22 | — |
| July | 25°C / 77°F | 17°C / 63°F | 211 mm | 21 | — |
| August | 26°C / 79°F | 17°C / 63°F | 241 mm | 23 | — |
| September | 26°C / 79°F | 17°C / 63°F | 305 mm | 24 | — |
| October | 25°C / 77°F | 17°C / 63°F | 300 mm | 25 | — |
| November | 25°C / 77°F | 16°C / 61°F | 145 mm | 14 | — |
| December | 24°C / 75°F | 15°C / 59°F | 41 mm | 4 | — |
Other cities with similar August weather
Check the live 10-day forecast and sunrise/sunset.