Last updated: June 24, 2025
In May, the average temperature in Foster Brook, United States hovers around 14°C (57°F), making it a mild destination. However, be prepared for a temperature range that can swing from a chilly -4°C (25°F) to a warm 30°C (86°F). During this month, 130 mm (5.1 in) of precipitation is expected over the course of 15 days, contributing to an average humidity of 80%. Be sure to pack accordingly for changing conditions!
In May in Foster Brook, the average temperature is 14°C (57°F), with maximums that can reach 30°C (86°F) and minimums that can drop as low as -4°C (25°F). This varied climate makes it essential for travelers to pack both light and warm clothing to ensure comfort during their stay.
In Foster Brook in May, the total precipitation amount is 130 mm (5.1 in) over the course of 15 days.
In Foster Brook in May, humidity is 80%. With an average temperature of 14°C (57°F), this humidity feels like a warm, damp blanket wrapping around you, making travel uncomfortable and sticky, as sweat clings to your skin and the air feels heavy with moisture.
In Foster Brook 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 Foster Brook.
UV Risk Categories
Weather in Foster Brook varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in Foster Brook, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -4°C (25°F) | 86 mm (3.4 inches) | 89% | moderate |
| February Weather | -3°C (28°F) | 101 mm (4.0 inches) | 90% | moderate |
| March Weather | 1°C (34°F) | 91 mm (3.6 inches) | 89% | high |
| April Weather | 7°C (45°F) | 117 mm (4.6 inches) | 88% | very high |
| May Weather | 14°C (57°F) | 130 mm (5.1 inches) | 80% | very high |
| June Weather | 18°C (65°F) | 117 mm (4.6 inches) | 79% | very high |
| July Weather | 21°C (70°F) | 116 mm (4.6 inches) | 74% | very high |
| August Weather | 20°C (68°F) | 90 mm (3.6 inches) | 64% | very high |
| September Weather | 17°C (62°F) | 93 mm (3.7 inches) | 67% | very high |
| October Weather | 11°C (52°F) | 123 mm (4.8 inches) | 81% | high |
| November Weather | 3°C (37°F) | 94 mm (3.7 inches) | 89% | moderate |
| December Weather | -1°C (31°F) | 92 mm (3.6 inches) | 88% | low |