Last updated: June 24, 2025
In June, the average temperature in Lake Arrowhead, United States is a pleasant 19°C (67°F), with temperatures ranging from a cool 5°C (41°F) to a sizzling 36°C (97°F). Expect an average of 87 mm (3.4 in) of precipitation over about 10 days, contributing to an average humidity of 72%.
In June in Lake Arrowhead, the average temperature is 19°C (67°F), with maximums reaching 36°C (97°F) and minimums dropping as low as 5°C (41°F). Be sure to pack for both warm days and cool evenings when traveling to Lake Arrowhead during this time.
In Lake Arrowhead in June, the precipitation amount is 87 mm (3.4 in) over the course of 10 days.
In Lake Arrowhead in June, humidity is 72%. With an average temperature of 19°C (67°F), this humidity feels like a warm, damp blanket enveloping you, making outdoor activities a bit more challenging but also giving the air a refreshing quality that's invigorating for short excursions.
In Lake Arrowhead in June, the maximum UV index reaches 10, which corresponds to a very high Exposure Category. With a time to burn of just 15 minutes, it's crucial to take precautions. For more detailed information, you can check the Hourly UV Index in Lake Arrowhead.
UV Risk Categories
Weather in Lake Arrowhead varies notably across the year, with each month offering distinct climate conditions. This page compares June’s weather to other months in Lake Arrowhead, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -5°C (24°F) | 79 mm (3.1 inches) | 86% | low |
| February Weather | -3°C (26°F) | 89 mm (3.5 inches) | 84% | moderate |
| March Weather | 0°C (33°F) | 77 mm (3.0 inches) | 82% | moderate |
| April Weather | 7°C (45°F) | 123 mm (4.8 inches) | 80% | very high |
| May Weather | 13°C (56°F) | 74 mm (2.9 inches) | 72% | very high |
| June Weather | 19°C (67°F) | 87 mm (3.4 inches) | 72% | very high |
| July Weather | 22°C (72°F) | 145 mm (5.7 inches) | 67% | very high |
| August Weather | 22°C (71°F) | 82 mm (3.2 inches) | 66% | very high |
| September Weather | 18°C (64°F) | 64 mm (2.5 inches) | 71% | high |
| October Weather | 11°C (52°F) | 121 mm (4.8 inches) | 78% | moderate |
| November Weather | 3°C (39°F) | 107 mm (4.2 inches) | 84% | moderate |
| December Weather | -2°C (28°F) | 114 mm (4.5 inches) | 81% | low |