Last updated: June 24, 2025
In January, the average temperature in New London, United States hovers around -1°C (30°F), with extremes ranging from a chilling -25°C (-13°F) to a mild 17°C (64°F). This month typically sees a precipitation amount of 66 mm (2.6 in) over 7 days, contributing to an average humidity level of 82%. Be prepared for a mix of cold and wet weather!
In January in New London, the average temperature is -1°C (30°F). Maximums can reach 17°C (64°F), while minimums can be as low as -25°C (-13°F). For travelers, this variation in temperature means it's essential to pack layers and prepare for both cold and milder weather.
In New London in January, the precipitation amount is 66 mm (2.6 in) over a period of 7 days.
In New London in January, humidity is 82%. With an average temperature of -1°C (30°F), this humidity feels like a sharp chill that penetrates your clothing, making travel uncomfortable and dampening your spirit as you navigate through the cold, moisture-laden air.
In New London 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 New London, you can check the information here.
UV Risk Categories
Weather in New London varies notably across the year, with each month offering distinct climate conditions. This page compares January’s weather to other months in New London, focusing on differences in temperature, rainfall, humidity, and UV levels.
Temperature | Precipitation | Humidity | UV | |
---|---|---|---|---|
January Weather | -1°C (30°F) | 66 mm (2.6 inches) | 82% | moderate |
February Weather | 0°C (33°F) | 61 mm (2.4 inches) | 80% | moderate |
March Weather | 7°C (46°F) | 122 mm (4.8 inches) | 80% | high |
April Weather | 12°C (54°F) | 105 mm (4.1 inches) | 80% | very high |
May Weather | 19°C (67°F) | 164 mm (6.5 inches) | 82% | very high |
June Weather | 25°C (77°F) | 113 mm (4.5 inches) | 83% | extreme |
July Weather | 26°C (80°F) | 92 mm (3.6 inches) | 81% | very high |
August Weather | 24°C (76°F) | 109 mm (4.3 inches) | 80% | very high |
September Weather | 22°C (72°F) | 73 mm (2.9 inches) | 76% | very high |
October Weather | 14°C (58°F) | 102 mm (4.0 inches) | 76% | high |
November Weather | 6°C (44°F) | 58 mm (2.3 inches) | 85% | moderate |
December Weather | 3°C (38°F) | 41 mm (1.6 inches) | 86% | moderate |