Last updated: June 24, 2025
In Star Valley Ranch, United States, the average temperature in May hovers around 5°C (42°F). Visitors should be prepared for a potential chill, with minimum temperatures dipping to -9°C (16°F), while highs can reach a pleasant 24°C (76°F). Throughout the month, expect about 71 mm (2.8 in) of precipitation over 14 days, contributing to an average humidity of 71%. Embrace the changing weather and pack accordingly!
In May in Star Valley Ranch, the average temperature is 5°C (42°F). Maximum temperatures can reach 24°C (76°F), while minimums can drop as low as -9°C (16°F). Travelers should be prepared for a wide range of weather conditions during this time.
In Star Valley Ranch in May, the precipitation amount is 71 mm (2.8 in) over a duration of 14 days.
In Star Valley Ranch in May humidity is 71%. With an average temperature of 5°C (42°F), this humidity feels like a chilly blanket wrapping around you, making outdoor travel brisk and invigorating, yet requiring layers to stay comfortable as you explore.
In Star Valley Ranch in May, the maximum UV index reaches 11, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's essential to take precautions. For more details, you can check the Hourly UV Index in Star Valley Ranch.
UV Risk Categories
Weather in Star Valley Ranch varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in Star Valley Ranch, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -6°C (21°F) | 79 mm (3.1 inches) | 95% | moderate |
| February Weather | -6°C (22°F) | 120 mm (4.7 inches) | 95% | moderate |
| March Weather | -1°C (31°F) | 64 mm (2.5 inches) | 90% | very high |
| April Weather | 1°C (35°F) | 85 mm (3.4 inches) | 81% | very high |
| May Weather | 5°C (42°F) | 71 mm (2.8 inches) | 71% | extreme |
| June Weather | 13°C (55°F) | 45 mm (1.8 inches) | 64% | extreme |
| July Weather | 18°C (64°F) | 16 mm (0.6 inches) | 59% | extreme |
| August Weather | 17°C (62°F) | 28 mm (1.1 inches) | 49% | extreme |
| September Weather | 12°C (53°F) | 50 mm (2.0 inches) | 52% | very high |
| October Weather | 3°C (38°F) | 61 mm (2.4 inches) | 69% | high |
| November Weather | -3°C (27°F) | 77 mm (3.0 inches) | 86% | moderate |
| December Weather | -7°C (20°F) | 80 mm (3.1 inches) | 91% | moderate |