Last updated: June 24, 2025
In Santa Clara, United States during the month of May, the average temperature hovers around 19°C (67°F). You can expect the temperature to dip as low as 3°C (38°F) and soar up to 33°C (92°F). With an average humidity level of 45%, conditions remain relatively comfortable. Additionally, anticipate a light precipitation amount of 6 mm (0.2 in) over just 1 day, making it a delightful time to explore!
In May in Santa Clara, the average temperature is 19°C (67°F). Maximum temperatures can reach 33°C (92°F), while minimums can dip as low as 3°C (38°F). It's a good idea to pack layers and be prepared for both warm days and chilly nights while traveling.
In Santa Clara in May, the precipitation amount is 6 mm (0.2 in) over the course of 1 day.
In Santa Clara in May, humidity is 45%. With an average temperature of 19°C (67°F), this humidity feels like a comfortable embrace, making it pleasant for traveling and exploring the beautiful surroundings without feeling overly warm or sticky.
In Santa Clara in May, the maximum UV index is 12, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, underscoring the importance of sun protection. For detailed information, 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 May’s weather to other months in Santa Clara, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 4°C (39°F) | 33 mm (1.3 inches) | 81% | moderate |
| February Weather | 6°C (42°F) | 41 mm (1.6 inches) | 82% | very high |
| March Weather | 10°C (50°F) | 28 mm (1.1 inches) | 68% | very high |
| April Weather | 15°C (59°F) | 5 mm (0.2 inches) | 55% | extreme |
| May Weather | 19°C (67°F) | 6 mm (0.2 inches) | 45% | extreme |
| June Weather | 25°C (76°F) | 14 mm (0.5 inches) | 37% | extreme |
| July Weather | 24°C (76°F) | 82 mm (3.2 inches) | 43% | extreme |
| August Weather | 23°C (74°F) | 47 mm (1.9 inches) | 53% | extreme |
| September Weather | 20°C (69°F) | 43 mm (1.7 inches) | 66% | extreme |
| October Weather | 15°C (60°F) | 24 mm (1.0 inches) | 72% | very high |
| November Weather | 10°C (50°F) | 31 mm (1.2 inches) | 81% | high |
| December Weather | 5°C (41°F) | 30 mm (1.2 inches) | 84% | moderate |