Last updated: June 24, 2025
In Santa Clara, United States, the average temperature for April hovers around 21°C (71°F). Expect daily fluctuations, with minimums dipping to 3°C (38°F) and maximums soaring to 36°C (96°F). During this month, precipitation is notable, averaging 84 mm (3.3 in) over 8 rainy days. Additionally, the average humidity is a comfortable 76%, making for an intriguing blend of warmth and moisture.
In April in Santa Clara, the average temperature is 21°C (71°F). Maximum temperatures can reach 36°C (96°F), while the minimum can drop as low as 3°C (38°F). Be prepared for a wide range of temperatures during your travels, ensuring you pack both lightweight clothing for the heat and warmer layers for cooler nights.
In Santa Clara in April, the precipitation amount is 84 mm (3.3 in) spread over 8 days.
In Santa Clara in April humidity is 76%. With an average temperature of 21°C (71°F), this humidity feels like a warm, enveloping blanket, making traveling both refreshing and a bit exhausting, as the air clings to your skin and you often find yourself reaching for water to stay hydrated.
In Santa Clara in April, the maximum UV index reaches 11, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's essential to take precautions. For more details, you can check the Hourly UV Index in Santa Clara.
UV Risk Categories
Weather in Santa Clara varies notably across the year, with each month offering distinct climate conditions. This page compares April’s weather to other months in Santa Clara, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 12°C (54°F) | 43 mm (1.7 inches) | 79% | moderate |
| February Weather | 13°C (56°F) | 51 mm (2.0 inches) | 79% | very high |
| March Weather | 19°C (66°F) | 53 mm (2.1 inches) | 74% | very high |
| April Weather | 21°C (71°F) | 84 mm (3.3 inches) | 76% | extreme |
| May Weather | 26°C (78°F) | 116 mm (4.6 inches) | 81% | extreme |
| June Weather | 28°C (83°F) | 84 mm (3.3 inches) | 76% | extreme |
| July Weather | 30°C (86°F) | 70 mm (2.8 inches) | 66% | extreme |
| August Weather | 30°C (87°F) | 82 mm (3.2 inches) | 58% | extreme |
| September Weather | 27°C (81°F) | 111 mm (4.4 inches) | 65% | extreme |
| October Weather | 22°C (72°F) | 78 mm (3.1 inches) | 74% | very high |
| November Weather | 17°C (62°F) | 51 mm (2.0 inches) | 81% | high |
| December Weather | 14°C (57°F) | 59 mm (2.3 inches) | 86% | moderate |