Last updated: June 24, 2025
In Windsor, United States, the average temperature in January hovers around 6°C (42°F). However, be prepared for a temperature range where it can dip as low as -18°C (0°F) and soar up to 24°C (76°F). Expect approximately 92 mm (3.6 in) of precipitation over about 8 days, with an average humidity level of 84%. Stay cozy and keep your umbrella handy!
In January in Windsor, the average temperature is 6°C (42°F). Maximums can reach 24°C (76°F), while minimums can plunge as low as -18°C (0°F). Travelers should be prepared for a wide range of temperatures and pack accordingly.
In Windsor in January, the precipitation amount is 92 mm (3.6 in), occurring over the course of 8 days.
In Windsor in January humidity is 84%. With an average temperature of 6°C (42°F), this humidity feels like an uncomfortable chill that seeps into your bones, making travel less enjoyable as you find yourself bundled up yet still damp, longing for warmth and comfort.
In Windsor in January, the maximum UV index reaches 4, which corresponds to a moderate Exposure Category. With a time to burn of 30 minutes, it’s important to take precautions to protect your skin. You can find more details in the Hourly UV Index in Windsor for better planning.
UV Risk Categories
Weather in Windsor varies notably across the year, with each month offering distinct climate conditions. This page compares January’s weather to other months in Windsor, focusing on differences in temperature, rainfall, humidity, and UV levels.
Temperature | Precipitation | Humidity | UV | |
---|---|---|---|---|
January Weather | 6°C (42°F) | 92 mm (3.6 inches) | 84% | moderate |
February Weather | 8°C (47°F) | 105 mm (4.1 inches) | 83% | high |
March Weather | 11°C (51°F) | 87 mm (3.4 inches) | 82% | very high |
April Weather | 16°C (61°F) | 102 mm (4.0 inches) | 81% | very high |
May Weather | 20°C (69°F) | 118 mm (4.7 inches) | 80% | extreme |
June Weather | 24°C (76°F) | 114 mm (4.5 inches) | 82% | very high |
July Weather | 27°C (80°F) | 136 mm (5.4 inches) | 81% | extreme |
August Weather | 26°C (79°F) | 169 mm (6.7 inches) | 81% | very high |
September Weather | 23°C (74°F) | 130 mm (5.1 inches) | 78% | very high |
October Weather | 18°C (65°F) | 82 mm (3.2 inches) | 80% | very high |
November Weather | 11°C (52°F) | 76 mm (3.0 inches) | 84% | moderate |
December Weather | 8°C (47°F) | 88 mm (3.5 inches) | 84% | moderate |