Last updated: June 24, 2025
In Star Valley Ranch, United States, the average temperature in January hovers around -6°C (21°F), with chilling lows that can drop to -23°C (-8°F) and occasional highs reaching 5°C (41°F). During this month, expect 79 mm (3.1 in) of precipitation spread over approximately 14 days, contributing to an average humidity of an impressive 95%. Stay warm and prepared for the damp conditions!
In January in Star Valley Ranch, the average temperature is -6°C (21°F). Maximums can reach 5°C (41°F) and minimums can be as low as -23°C (-8°F). Travelers should come prepared for cold weather and dress in layers to stay warm during their visit.
In Star Valley Ranch in January, the total precipitation amount is 79 mm (3.1 in) over a span of 14 days.
In Star Valley Ranch in January, humidity is 95%. With an average temperature of -6°C (21°F), this humidity feels like an icy blanket enveloping you, making the cold air bite even harder as you venture outside, turning each breath into a visible mist and creating a challenging environment for travelers.
In Star Valley Ranch in January, the maximum UV index is 3, which corresponds to a moderate Exposure Category. The time to burn is approximately 30 minutes. For more details on the hourly UV index in Star Valley Ranch, you can check the information here.
UV Risk Categories
Weather in Star Valley Ranch varies notably across the year, with each month offering distinct climate conditions. This page compares January’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 |