Last updated: March 2, 2024
The weather in San Jose, United States, during April is characterized by an average temperature of 11°C (52°F). Highs can soar to 28°C (82°F), while lows may dip to -3°C (27°F). Typically, the humidity level in San Jose throughout April hovers around 85%.
Minimum temperature
Average temperature
Maximum temperature
Humidity
In April, San Jose averages 121 mm (4.8 inches) of rainfall, typically over the course of 11 rainy days. The month enjoys an average of 13 hours 18 minutes of daylight, with the sun shining for approximately 8 hours 1 minutes each day. Additionally, there is a 45% probability of sunny days during this period.
Precipitation
Rainy days
Sunshine hours
Chance of sun
In April, the UV Index in San Jose reaches a maximum of 8, indicating a level of VeryHigh exposure. The most intense UV radiation typically occurs between 12:00 and 14:00, during which unprotected skin may burn in as little as 15 minutes.
| 07:00 | 08:00 | 09:00 | 10:00 | 11:00 | 12:00 | 13:00 | 14:00 | 15:00 | 16:00 | 17:00 | 18:00 | 19:00 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UVI | 1 | 2 | 3 | 5 | 7 | 8 | 8 | 8 | 6 | 4 | 2 | 1 | 1 |
| Exposure | Low | Moderate | High | VeryHigh | High | Moderate | Low | ||||||
| Time to burn | 45 min | 30 min | 25 min | 15 min | 25 min | 30 min | 45 min | ||||||