Last updated: June 24, 2025
In January, the average temperature in Williams, United States hovers around 10°C (50°F). With a potential minimum of -2°C (28°F) and a maximum of 26°C (79°F), it’s a month of varied weather. Expect about 98 mm (3.8 in) of precipitation over 8 days, contributing to an average humidity of 84%. Dress accordingly to stay comfortable in the changing climate!
In January in Williams, the average temperature is 10°C (50°F). Maximums can reach 26°C (79°F), and minimums can be as low as -2°C (28°F). This variety in temperatures makes it essential for travelers to pack both warm and light clothing for their visit.
In Williams in January, the precipitation amount is 98 mm (3.8 in) during a span of 8 days.
In Williams in January, humidity is 84%. With an average temperature of 10°C (50°F), this humidity feels like a chilly dampness that clings to your skin, making outdoor activities less comfortable and prompting travelers to seek refuge in cozy, warm cafes or indoor attractions.
In Williams 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 Williams, you can check the information here.
UV Risk Categories
Weather in Williams varies notably across the year, with each month offering distinct climate conditions. This page compares January’s weather to other months in Williams, focusing on differences in temperature, rainfall, humidity, and UV levels.
Temperature | Precipitation | Humidity | UV | |
---|---|---|---|---|
January Weather | 10°C (50°F) | 98 mm (3.8 inches) | 84% | moderate |
February Weather | 12°C (53°F) | 101 mm (4.0 inches) | 84% | moderate |
March Weather | 13°C (56°F) | 68 mm (2.7 inches) | 83% | high |
April Weather | 17°C (63°F) | 28 mm (1.1 inches) | 81% | very high |
May Weather | 22°C (71°F) | 22 mm (0.9 inches) | 74% | extreme |
June Weather | 27°C (81°F) | 4 mm (0.2 inches) | 64% | extreme |
July Weather | 30°C (86°F) | 0 mm (0.0 inches) | 44% | extreme |
August Weather | 29°C (84°F) | 1 mm (0.0 inches) | 36% | very high |
September Weather | 25°C (77°F) | 1 mm (0.0 inches) | 44% | very high |
October Weather | 19°C (67°F) | 25 mm (1.0 inches) | 65% | high |
November Weather | 13°C (56°F) | 34 mm (1.3 inches) | 84% | moderate |
December Weather | 10°C (50°F) | 68 mm (2.7 inches) | 83% | moderate |