Last updated: June 24, 2025
In Dumbarton, United States, the average temperature in June reaches a pleasant 24°C (76°F). However, temperatures can vary significantly, with minimums dropping to 11°C (52°F) and maximums soaring to 37°C (99°F). This month sees an average precipitation of 123 mm (4.9 in) over approximately 12 days, contributing to a notably high average humidity of 83%. Prepare for both warmth and wet weather!
In June in Dumbarton, the average temperature is 24°C (76°F). Maximums can reach 37°C (99°F), while minimums can drop as low as 11°C (52°F). This makes it an ideal time for travelers seeking pleasant weather and a mix of warm days and cooler evenings.
In Dumbarton in June, the precipitation amount is 123 mm (4.9 in) over the course of 12 days.
In Dumbarton in June, humidity is 83%. With an average temperature of 24°C (76°F), this humidity feels like a thick blanket enveloping you, making every step feel heavier and possibly causing travelers to sweat more quickly, prompting frequent breaks in shaded areas or the search for refreshing beverages.
In Dumbarton 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 Dumbarton.
UV Risk Categories
Weather in Dumbarton varies notably across the year, with each month offering distinct climate conditions. This page compares June’s weather to other months in Dumbarton, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 5°C (41°F) | 68 mm (2.7 inches) | 84% | moderate |
| February Weather | 7°C (45°F) | 99 mm (3.9 inches) | 84% | high |
| March Weather | 10°C (50°F) | 72 mm (2.8 inches) | 84% | high |
| April Weather | 15°C (60°F) | 105 mm (4.1 inches) | 82% | very high |
| May Weather | 20°C (69°F) | 102 mm (4.0 inches) | 82% | very high |
| June Weather | 24°C (76°F) | 123 mm (4.9 inches) | 83% | very high |
| July Weather | 27°C (81°F) | 104 mm (4.1 inches) | 79% | very high |
| August Weather | 26°C (78°F) | 170 mm (6.7 inches) | 77% | very high |
| September Weather | 23°C (74°F) | 97 mm (3.8 inches) | 75% | very high |
| October Weather | 18°C (64°F) | 127 mm (5.0 inches) | 81% | high |
| November Weather | 10°C (50°F) | 74 mm (2.9 inches) | 87% | moderate |
| December Weather | 7°C (44°F) | 95 mm (3.7 inches) | 85% | moderate |