Last updated: June 24, 2025
In Saint George, United States, the average temperature for January hovers around -2°C (28°F). Be prepared for chilly conditions, with lows dipping to -20°C (-4°F) and highs reaching up to 13°C (56°F). Expect about 94 mm (3.7 in) of precipitation spread over 8 days, contributing to an average humidity of 85%.
In January in Saint George, the average temperature is -2°C (28°F), with maximums reaching 13°C (56°F) and minimums dropping as low as -20°C (-4°F). Visitors should be prepared for a wide range of temperatures when traveling to Saint George during this month.
In Saint George in January, the precipitation amount is 94 mm (3.7 in) over the course of 8 days.
In Saint George in January, humidity is 85%. With an average temperature of -2°C (28°F), this humidity feels like an icy grip that clings uncomfortably to your skin, making every step feel heavier and hastening the chill that seeps into your bones, discouraging long outdoor excursions and leaving you yearning for warmth and shelter.
In Saint George in January, the maximum UV index is 2, which corresponds to a low exposure category. With this level of UV radiation, the time to burn is approximately 45 minutes. To learn more about the hourly UV index in Saint George, you can visit Hourly UV Index in Saint George.
UV Risk Categories
Weather in Saint George varies notably across the year, with each month offering distinct climate conditions. This page compares January’s weather to other months in Saint George, focusing on differences in temperature, rainfall, humidity, and UV levels.
Temperature | Precipitation | Humidity | UV | |
---|---|---|---|---|
January Weather | -2°C (28°F) | 94 mm (3.7 inches) | 85% | low |
February Weather | -2°C (29°F) | 96 mm (3.8 inches) | 86% | moderate |
March Weather | 1°C (34°F) | 78 mm (3.1 inches) | 84% | moderate |
April Weather | 6°C (44°F) | 133 mm (5.2 inches) | 79% | high |
May Weather | 11°C (53°F) | 83 mm (3.3 inches) | 79% | very high |
June Weather | 17°C (62°F) | 72 mm (2.8 inches) | 86% | very high |
July Weather | 20°C (68°F) | 101 mm (4.0 inches) | 85% | very high |
August Weather | 20°C (68°F) | 80 mm (3.1 inches) | 83% | very high |
September Weather | 17°C (62°F) | 85 mm (3.3 inches) | 80% | high |
October Weather | 12°C (53°F) | 133 mm (5.2 inches) | 77% | moderate |
November Weather | 5°C (41°F) | 116 mm (4.6 inches) | 80% | moderate |
December Weather | 0°C (32°F) | 127 mm (5.0 inches) | 81% | low |