Last updated: June 24, 2025
The average temperature in White Rock, United States during May hovers around 15°C (59°F), making it a comfortable time to visit. However, be prepared for a temperature range that can dip as low as -7°C (20°F) and soar up to 30°C (86°F). With an average precipitation of 25 mm (1.0 in) spread over about 5 days, a light raincoat might come in handy. Don't forget that the average humidity sits at a moderate 57%, adding to the overall charm of the season.
In May in White Rock, the average temperature is 15°C (59°F), with maximums reaching up to 30°C (86°F) and minimums dipping as low as -7°C (20°F). Travelers should be prepared for a wide range of temperatures and pack accordingly for both warm and chilly weather.
In White Rock in May, the total precipitation amount is 25 mm (1.0 in) over a span of 5 days.
In White Rock in May, humidity is 57%. With an average temperature of 15°C (59°F), this humidity feels like a refreshing embrace, making it comfortable for traveling while adding a light dampness that keeps the air feeling vibrant and alive.
In White Rock 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 White Rock.
UV Risk Categories
Weather in White Rock varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in White Rock, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -2°C (29°F) | 29 mm (1.1 inches) | 78% | moderate |
| February Weather | 0°C (32°F) | 29 mm (1.2 inches) | 79% | high |
| March Weather | 5°C (42°F) | 34 mm (1.3 inches) | 66% | very high |
| April Weather | 10°C (50°F) | 30 mm (1.2 inches) | 60% | extreme |
| May Weather | 15°C (59°F) | 25 mm (1.0 inches) | 57% | extreme |
| June Weather | 20°C (69°F) | 29 mm (1.1 inches) | 55% | extreme |
| July Weather | 22°C (71°F) | 70 mm (2.8 inches) | 56% | extreme |
| August Weather | 20°C (69°F) | 66 mm (2.6 inches) | 65% | extreme |
| September Weather | 17°C (64°F) | 45 mm (1.8 inches) | 72% | extreme |
| October Weather | 10°C (51°F) | 56 mm (2.2 inches) | 78% | very high |
| November Weather | 5°C (41°F) | 31 mm (1.2 inches) | 81% | moderate |
| December Weather | 0°C (32°F) | 21 mm (0.8 inches) | 79% | moderate |