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December Weather in Norwood, United States

Last updated: June 24, 2025

In December, the average temperature in Norwood, United States hovers around 5°C (41°F). Expect a range of conditions, with minimum temperatures dipping to -12°C (10°F) and occasionally soaring up to 25°C (77°F). Precipitation amounts to 69 mm (2.7 in) spread over about 7 days, coupled with a notable average humidity of 87%. Be prepared for a mix of chilly weather and moisture!

December Temperature in Norwood

In December in Norwood, the average temperature is 5°C (41°F). Maximum temperatures can reach up to 25°C (77°F), while minimum temperatures can drop as low as -12°C (10°F). Be sure to pack layers to accommodate the wide range of temperatures during your travels!

December Weather in Norwood: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Norwood, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Norwood, December typically has an average temperature of 5°C (41°F), with highs reaching up to 25°C (77°F) and lows dropping to around -12°C (10°F).
JanFebMarAprMayJunJulAugSepOctNovDec353849556675797672594641
Data source: Temperature data for Norwood generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

December Precipitation in Norwood

In Norwood in December, the precipitation amount is 69 mm (2.7 in) over the course of 7 days.

December Precipitation Trends in Norwood

The chart displays monthly precipitation patterns in Norwood, with values for each month alongside December’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how December’s conditions compare to those of other months. In Norwood, December typically receives around 69 mm (2.7 inches) of precipitation spread over approximately 7 days.
JanFebMarAprMayJunJulAugSepOctNovDec821011501821868675109491346969
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Norwood

In Norwood in December humidity is 87%. With an average temperature of 5°C (41°F), this humidity feels like a heavy, damp blanket enveloping you, making every step seem laborious and the chill more biting, which can be quite challenging for traveling.

December Average Humidity in Norwood

This chart illustrates the average monthly humidity levels in Norwood, with December’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In December, average humidity in Norwood is approximately 87%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec81%78%76%78%83%83%78%68%64%70%83%87%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Norwood

In Norwood in December, 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 Norwood, you can check the information here.

Maximum UV Index Levels in Norwood for December

The chart shows the monthly maximum UV Index (UVI) for Norwood in December, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In December, the maximum UV index in Norwood typically reaches 3, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec36710101111109753
Data source: Norwood December UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

How December Weather in Norwood Compares to Other Months

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.

This table compares monthly weather conditions in Norwood, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather2°C (35°F)81 mm (3.2 inches)81%moderate
February Weather3°C (38°F)101 mm (4.0 inches)78%high
March Weather9°C (49°F)150 mm (5.9 inches)76%high
April Weather13°C (55°F)182 mm (7.2 inches)78%very high
May Weather19°C (66°F)186 mm (7.3 inches)83%very high
June Weather24°C (75°F)86 mm (3.4 inches)83%extreme
July Weather26°C (79°F)75 mm (2.9 inches)78%extreme
August Weather25°C (76°F)109 mm (4.3 inches)68%very high
September Weather22°C (73°F)49 mm (1.9 inches)64%very high
October Weather15°C (59°F)134 mm (5.3 inches)70%high
November Weather8°C (46°F)69 mm (2.7 inches)83%moderate
December Weather5°C (41°F)69 mm (2.7 inches)87%moderate

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