nomadseason

November Weather in Cornwall, United States

Last updated: June 24, 2025

In November, the average temperature in Cornwall, United States hovers around 7°C (45°F). Expect a range of conditions, with minimums dipping to -8°C (19°F) and highs reaching up to 24°C (76°F). This month also brings about 92 mm (3.6 in) of precipitation over approximately 8 days, contributing to an average humidity level of 87%.

November Temperature in Cornwall

In November in Cornwall, the average temperature is 7°C (45°F). The maximum can reach 24°C (76°F), and the minimum can be as low as -8°C (19°F). Ensure to pack layers to stay comfortable during your travels, as temperatures can vary significantly throughout the day.

November Weather in Cornwall: Daily Temperature Highs, Lows, and Averages

The chart illustrates November temperature patterns in Cornwall, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Cornwall, November typically has an average temperature of 7°C (45°F), with highs reaching up to 24°C (76°F) and lows dropping to around -8°C (19°F).
JanFebMarAprMayJunJulAugSepOctNovDec343743536372787569594437
Data source: Temperature data for Cornwall generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

November Precipitation in Cornwall

In Cornwall in November, the precipitation amount is 92 mm (3.6 in), occurring over the course of 8 days.

November Precipitation Trends in Cornwall

The chart displays monthly precipitation patterns in Cornwall, with values for each month alongside November’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how November’s conditions compare to those of other months. In Cornwall, November typically receives around 92 mm (3.6 inches) of precipitation spread over approximately 8 days.
JanFebMarAprMayJunJulAugSepOctNovDec69106100104125951321281081069296
Data source: Precipitation data for November generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

November Humidity in Cornwall

In Cornwall in November, humidity is 87%. With an average temperature of 7°C (45°F), this humidity feels like a damp chill that seeps into your bones, making outdoor adventures somewhat uncomfortable and urging travelers to seek refuge in cozy cafes or warm indoor activities.

November Average Humidity in Cornwall

This chart illustrates the average monthly humidity levels in Cornwall, with November’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In November, average humidity in Cornwall is approximately 87%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec87%85%85%83%75%74%65%62%66%79%87%85%
Data source: Humidity data for November generated using information from the Copernicus Climate Change Service.

November UV Index in Cornwall

In Cornwall in November, 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 Cornwall for better planning.

Maximum UV Index Levels in Cornwall for November

The chart shows the monthly maximum UV Index (UVI) for Cornwall in November, 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 November, the maximum UV index in Cornwall typically reaches 4, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec356910101098642
Data source: Cornwall November 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 November Weather in Cornwall Compares to Other Months

Weather in Cornwall varies notably across the year, with each month offering distinct climate conditions. This page compares November’s weather to other months in Cornwall, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Cornwall, showing how November’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather1°C (34°F)69 mm (2.7 inches)87%moderate
February Weather3°C (37°F)106 mm (4.2 inches)85%moderate
March Weather6°C (43°F)100 mm (3.9 inches)85%high
April Weather12°C (53°F)104 mm (4.1 inches)83%very high
May Weather17°C (64°F)125 mm (4.9 inches)75%very high
June Weather22°C (73°F)95 mm (3.7 inches)73%very high
July Weather25°C (78°F)132 mm (5.2 inches)65%very high
August Weather24°C (76°F)128 mm (5.0 inches)62%very high
September Weather21°C (70°F)108 mm (4.3 inches)66%very high
October Weather15°C (59°F)106 mm (4.2 inches)79%high
November Weather7°C (45°F)92 mm (3.6 inches)87%moderate
December Weather3°C (38°F)96 mm (3.8 inches)85%low

Compare Cornwall's Climate with Cities Worldwide