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November Weather in Saint John, United States

Last updated: June 24, 2025

In Saint John, United States, the average temperature in November hovers around 5°C (41°F). While you may experience chilly lows of -8°C (18°F), the days can warm up to a pleasant 19°C (66°F). Expect 74 mm (2.9 in) of precipitation spread over 12 days, with a notable average humidity of 87%. Don't forget your umbrella!

November Temperature in Saint John

In November in Saint John, 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 Saint John: Daily Temperature Highs, Lows, and Averages

The chart illustrates November temperature patterns in Saint John, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Saint John, 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).
JanFebMarAprMayJunJulAugSepOctNovDec343442495967767564504134
Data source: Temperature data for Saint John 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.

November Precipitation in Saint John

In Saint John in November, the precipitation amount is 74 mm (2.9 in) over a span of 12 days.

November Precipitation Trends in Saint John

The chart displays monthly precipitation patterns in Saint John, 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 Saint John, November typically receives around 74 mm (2.9 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec62745648452021022547471
Data source: Precipitation data for November generated using information from the Copernicus Climate Change Service.
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November Humidity in Saint John

In Saint John in November 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.

November Average Humidity in Saint John

This chart illustrates the average monthly humidity levels in Saint John, 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 Saint John is approximately 87%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec85%86%86%82%77%79%77%62%60%80%87%86%
Data source: Humidity data for November generated using information from the Copernicus Climate Change Service.

November UV Index in Saint John

In Saint John in November, 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 Saint John, you can check the information here.

Maximum UV Index Levels in Saint John for November

The chart shows the monthly maximum UV Index (UVI) for Saint John 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 Saint John typically reaches 3, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec2456891097532
Data source: Saint John 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 Saint John Compares to Other Months

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

This table compares monthly weather conditions in Saint John, showing how November’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather1°C (35°F)62 mm (2.5 inches)85%low
February Weather1°C (34°F)74 mm (2.9 inches)86%moderate
March Weather6°C (42°F)56 mm (2.2 inches)86%moderate
April Weather10°C (50°F)48 mm (1.9 inches)82%high
May Weather15°C (59°F)45 mm (1.8 inches)77%very high
June Weather20°C (68°F)20 mm (0.8 inches)79%very high
July Weather24°C (76°F)2 mm (0.1 inches)77%very high
August Weather24°C (75°F)10 mm (0.4 inches)62%very high
September Weather18°C (64°F)22 mm (0.9 inches)60%high
October Weather10°C (50°F)54 mm (2.1 inches)80%moderate
November Weather5°C (41°F)74 mm (2.9 inches)87%moderate
December Weather1°C (34°F)70 mm (2.8 inches)86%low

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