Last updated: June 24, 2025
In May, the average temperature in Castleton-on-Hudson, United States is a comfortable 15°C (60°F). However, temperatures can vary dramatically, with lows reaching 0°C (33°F) and highs soaring to 34°C (93°F). Expect 100 mm (3.9 in) of precipitation over approximately 13 days, and be prepared for a relatively high average humidity of 76%.
In May in Castleton-on-Hudson, the average temperature is 15°C (60°F). Maximum temperatures can reach 34°C (93°F), while minimum temperatures can drop to as low as 0°C (33°F). Be prepared for a range of weather conditions when traveling during this time.
In Castleton-on-Hudson in May, the total precipitation amount is 100 mm (3.9 in), occurring over a span of 13 days.
In Castleton-on-Hudson in May humidity is 76%. With an average temperature of 15°C (60°F), this humidity feels like a warm, damp blanket wrapping around you, making outdoor activities a bit more challenging and urging you to stay hydrated while exploring the area.
In Castleton-on-Hudson 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 Castleton-on-Hudson.
UV Risk Categories
Weather in Castleton-on-Hudson varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in Castleton-on-Hudson, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -2°C (28°F) | 69 mm (2.7 inches) | 89% | moderate |
| February Weather | -1°C (30°F) | 88 mm (3.5 inches) | 88% | moderate |
| March Weather | 2°C (36°F) | 76 mm (3.0 inches) | 86% | high |
| April Weather | 9°C (48°F) | 125 mm (4.9 inches) | 84% | very high |
| May Weather | 15°C (60°F) | 100 mm (3.9 inches) | 76% | very high |
| June Weather | 20°C (68°F) | 92 mm (3.6 inches) | 72% | very high |
| July Weather | 23°C (74°F) | 136 mm (5.3 inches) | 66% | very high |
| August Weather | 22°C (72°F) | 108 mm (4.3 inches) | 64% | very high |
| September Weather | 18°C (65°F) | 105 mm (4.1 inches) | 72% | high |
| October Weather | 12°C (55°F) | 137 mm (5.4 inches) | 81% | high |
| November Weather | 4°C (40°F) | 96 mm (3.8 inches) | 87% | moderate |
| December Weather | 0°C (32°F) | 95 mm (3.7 inches) | 84% | low |