November Weather in St. Thomas, Canada

Last updated: June 18, 2025

In November, the average temperature in St. Thomas, Canada hovers around 5°C (41°F). Expect chilly lows of -8°C (18°F) and mild highs reaching up to 19°C (66°F). During this time, 94 mm (3.7 in) of precipitation often falls over a span of 12 days, contributing to the brisk ambiance. With an average humidity of 88%, don't forget to bundle up!

November Temperature in St. Thomas

In November in St. Thomas, the average temperature is 5°C (41°F). The maximum can reach 19°C (66°F) and the minimum can be as low as -8°C (18°F). Be prepared for a wide range of temperatures and pack accordingly for your travels.

November Weather in St. Thomas: Daily Temperature Highs, Lows, and Averages

The chart illustrates November temperature patterns in St. Thomas, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In St. Thomas, November typically has an average temperature of 5°C (41°F), with highs reaching up to 19°C (66°F) and lows dropping to around -8°C (18°F).

Data source: Temperature data for St. Thomas generated using information from the Copernicus Climate Change Service.

November Precipitation in St. Thomas

In St. Thomas in November, the precipitation amount is 94 mm (3.7 in) spread over 12 days.

November Precipitation Trends in St. Thomas

The chart displays monthly precipitation patterns in St. Thomas, 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 St. Thomas, November typically receives around 94 mm (3.7 inches) of precipitation spread over approximately 12 days.

Data source: Precipitation data for November generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

November Humidity in St. Thomas

In St. Thomas in November humidity is 88%. With an average temperature of 5°C (41°F), this humidity feels like a damp chill that seeps into your bones, making it essential to bundle up for your travels, as every breath feels heavy in the air and the landscape appears cloaked in a misty shroud.

November Average Humidity in St. Thomas

This chart illustrates the average monthly humidity levels in St. Thomas, 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 St. Thomas is approximately 88%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for November generated using information from the Copernicus Climate Change Service.

November UV Index in St. Thomas

In St. Thomas 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 St. Thomas for better planning.

Maximum UV Index Levels in St. Thomas for November

The chart shows the monthly maximum UV Index (UVI) for St. Thomas 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 St. Thomas typically reaches 4, which falls under the moderate exposure category.

Data source: St. Thomas 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 St. Thomas Compares to Other Months

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

This table compares monthly weather conditions in St. Thomas, showing how November’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-3°C (27°F)	76 mm (3.0 inches)	90%	moderate
February Weather	-3°C (27°F)	79 mm (3.1 inches)	90%	moderate
March Weather	1°C (34°F)	81 mm (3.2 inches)	87%	moderate
April Weather	6°C (43°F)	106 mm (4.2 inches)	87%	very high
May Weather	13°C (55°F)	99 mm (3.9 inches)	82%	very high
June Weather	19°C (66°F)	93 mm (3.7 inches)	81%	very high
July Weather	22°C (72°F)	91 mm (3.6 inches)	79%	very high
August Weather	22°C (71°F)	96 mm (3.8 inches)	80%	very high
September Weather	18°C (65°F)	82 mm (3.2 inches)	81%	very high
October Weather	12°C (55°F)	123 mm (4.9 inches)	84%	high
November Weather	5°C (41°F)	94 mm (3.7 inches)	88%	moderate
December Weather	1°C (34°F)	77 mm (3.0 inches)	87%	low