Last updated: June 24, 2025
In May, the average temperature in Stockton, United States hovers around 15°C (59°F), with fluctuations ranging from a chilly -1°C (31°F) to a sweltering 35°C (95°F). Visitors can expect approximately 153 mm (6.0 in) of precipitation spread over 15 days, contributing to an average humidity of 75%. Whether you're enjoying a sunny afternoon or preparing for a rainy day, be ready for a diverse climate!
In May in Stockton, the average temperature is 15°C (59°F). The maximum can reach 35°C (95°F), while the minimum can be as low as -1°C (31°F). This varied climate makes Stockton an ideal destination for travelers seeking both warm and cool experiences.
In Stockton in May, the precipitation amount is 153 mm (6.0 in) over the course of 15 days.
In Stockton in May, humidity is 75%. With an average temperature of 15°C (59°F), this humidity feels like a warm blanket enveloping you, making it feel more oppressive than refreshing, which can be a challenge for travelers seeking comfort while exploring the area.
In Stockton in May, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in Stockton.
UV Risk Categories
Weather in Stockton varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in Stockton, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -8°C (18°F) | 36 mm (1.4 inches) | 84% | low |
| February Weather | -7°C (20°F) | 49 mm (1.9 inches) | 85% | moderate |
| March Weather | 1°C (35°F) | 57 mm (2.2 inches) | 84% | moderate |
| April Weather | 7°C (44°F) | 86 mm (3.4 inches) | 83% | very high |
| May Weather | 15°C (59°F) | 153 mm (6.0 inches) | 75% | very high |
| June Weather | 21°C (71°F) | 157 mm (6.2 inches) | 79% | very high |
| July Weather | 23°C (74°F) | 106 mm (4.2 inches) | 75% | very high |
| August Weather | 21°C (70°F) | 129 mm (5.1 inches) | 69% | very high |
| September Weather | 18°C (64°F) | 115 mm (4.5 inches) | 74% | very high |
| October Weather | 9°C (49°F) | 121 mm (4.8 inches) | 79% | moderate |
| November Weather | 1°C (34°F) | 53 mm (2.1 inches) | 88% | moderate |
| December Weather | -4°C (26°F) | 43 mm (1.7 inches) | 82% | low |