Last updated: June 24, 2025
In May, the average temperature in Rancho Santa Fe, United States is a pleasant 17°C (62°F). Visitors can expect temperatures to range from a cool 11°C (52°F) at night to a warm 26°C (79°F) during the day. With an average precipitation of 23 mm (0.9 in) spread over 4 days, the area enjoys a relatively dry climate. On top of that, the average humidity stands at a comfortable 46%, making it an ideal time to explore the beauty of Rancho Santa Fe.
In May in Rancho Santa Fe, the average temperature is 17°C (62°F), with maximums reaching up to 26°C (79°F) and minimums dropping as low as 11°C (52°F). This pleasant climate makes it an ideal time for travelers to explore the area's attractions comfortably.
In Rancho Santa Fe in May, the total precipitation amount is 23 mm (0.9 in) over a span of 4 days.
In Rancho Santa Fe in May, humidity is 46%. With an average temperature of 17°C (62°F), this humidity feels like a refreshing breeze, making it comfortable for exploring the local attractions and enjoying outdoor activities.
In Rancho Santa Fe in May, 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 Rancho Santa Fe.
UV Risk Categories
Weather in Rancho Santa Fe varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in Rancho Santa Fe, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 14°C (57°F) | 67 mm (2.6 inches) | 72% | moderate |
| February Weather | 13°C (56°F) | 72 mm (2.8 inches) | 77% | high |
| March Weather | 14°C (58°F) | 64 mm (2.5 inches) | 67% | very high |
| April Weather | 16°C (61°F) | 30 mm (1.2 inches) | 56% | very high |
| May Weather | 17°C (62°F) | 23 mm (0.9 inches) | 46% | extreme |
| June Weather | 18°C (65°F) | 4 mm (0.2 inches) | 48% | extreme |
| July Weather | 21°C (70°F) | 2 mm (0.1 inches) | 46% | extreme |
| August Weather | 22°C (72°F) | 2 mm (0.1 inches) | 42% | very high |
| September Weather | 21°C (71°F) | 5 mm (0.2 inches) | 52% | very high |
| October Weather | 20°C (68°F) | 13 mm (0.5 inches) | 58% | high |
| November Weather | 17°C (62°F) | 34 mm (1.3 inches) | 66% | moderate |
| December Weather | 14°C (57°F) | 73 mm (2.9 inches) | 74% | moderate |