Last updated: June 24, 2025
In May, the average temperature in Watchtower, United States is a pleasant 15°C (59°F). However, be prepared for a range, as temperatures can dip to a chilly -1°C (31°F) or soar to a warm 33°C (91°F). Expect around 131 mm (5.1 in) of precipitation spread over 14 days, with an average humidity of 69% making the air feel quite comfortable.
In May in Watchtower, the average temperature is 15°C (59°F). Maximums can reach 33°C (91°F) and minimums can be as low as -1°C (31°F). This fluctuating climate makes Watchtower a destination suitable for travelers seeking both warm and cool weather experiences.
In Watchtower in May, the total precipitation amount is 131 mm (5.1 in) over a span of 14 days.
In Watchtower in May humidity is 69%. With an average temperature of 15°C (59°F), this humidity feels like a mild blanket wrapping around you, making it slightly uncomfortable for traveling; you'll likely find yourself seeking shade and refreshing drinks to stay cool as you explore.
In Watchtower in May, 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 Watchtower.
UV Risk Categories
Weather in Watchtower varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in Watchtower, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -2°C (29°F) | 79 mm (3.1 inches) | 84% | moderate |
| February Weather | 0°C (31°F) | 104 mm (4.1 inches) | 82% | moderate |
| March Weather | 3°C (37°F) | 96 mm (3.8 inches) | 81% | high |
| April Weather | 9°C (48°F) | 141 mm (5.5 inches) | 78% | very high |
| May Weather | 15°C (59°F) | 131 mm (5.1 inches) | 69% | very high |
| June Weather | 20°C (68°F) | 106 mm (4.2 inches) | 69% | very high |
| July Weather | 23°C (74°F) | 137 mm (5.4 inches) | 62% | very high |
| August Weather | 22°C (72°F) | 128 mm (5.0 inches) | 65% | very high |
| September Weather | 18°C (65°F) | 103 mm (4.1 inches) | 68% | very high |
| October Weather | 13°C (55°F) | 155 mm (6.1 inches) | 74% | high |
| November Weather | 5°C (41°F) | 100 mm (3.9 inches) | 82% | moderate |
| December Weather | 1°C (33°F) | 112 mm (4.4 inches) | 80% | low |