Last updated: June 24, 2025
In December, the average temperature in Norwood, United States hovers around -5°C (23°F). While chilly, temperatures can dip as low as -27°C (-16°F) or rise to a mild 12°C (55°F). Expect 45 mm (1.8 in) of precipitation spread over 9 days, accompanied by a high average humidity of 90%, making this month quite damp and crisp.
In December in Norwood, the average temperature is -5°C (23°F), with maximums reaching 12°C (55°F) and minimums dropping as low as -27°C (-16°F). Travelers should be prepared for a wide range of temperatures, so layered clothing is essential when visiting Norwood during this time.
In Norwood in December, the precipitation amount is 45 mm (1.8 in) spread over 9 days.
In Norwood in December, humidity is 90%. With an average temperature of -5°C (23°F), this humidity feels like walking through an icy mist, making it challenging to stay warm while traveling as your clothes cling to your skin, and every breath feels damp and heavy in the frigid air.
In Norwood in December, 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 Norwood for better planning.
UV Risk Categories
Weather in Norwood varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Norwood, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -5°C (22°F) | 42 mm (1.7 inches) | 90% | moderate |
| February Weather | -4°C (26°F) | 57 mm (2.2 inches) | 89% | high |
| March Weather | 1°C (33°F) | 68 mm (2.7 inches) | 81% | very high |
| April Weather | 6°C (43°F) | 36 mm (1.4 inches) | 74% | very high |
| May Weather | 11°C (53°F) | 38 mm (1.5 inches) | 58% | extreme |
| June Weather | 18°C (65°F) | 18 mm (0.7 inches) | 47% | extreme |
| July Weather | 21°C (69°F) | 44 mm (1.7 inches) | 39% | extreme |
| August Weather | 19°C (67°F) | 23 mm (0.9 inches) | 39% | extreme |
| September Weather | 15°C (60°F) | 28 mm (1.1 inches) | 53% | very high |
| October Weather | 7°C (44°F) | 52 mm (2.1 inches) | 72% | high |
| November Weather | 1°C (35°F) | 28 mm (1.1 inches) | 84% | moderate |
| December Weather | -5°C (23°F) | 45 mm (1.8 inches) | 90% | moderate |