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November Weather in Saint Helena, United States

Last updated: June 24, 2025

In Saint Helena, United States, the average temperature in November is a mild 12°C (55°F), with potentials dipping as low as 0°C (31°F) and soaring to a comfortable 29°C (84°F). During this month, you can expect about 51 mm (2.0 in) of precipitation over 5 days, with humidity levels averaging around 84%.

November Temperature in Saint Helena

In November in Saint Helena, the average temperature is 12°C (55°F). Maximums can reach 29°C (84°F), while minimums can drop as low as 0°C (31°F). This makes it a great time to enjoy a variety of outdoor activities, so be sure to pack accordingly for both warm and cool weather.

November Weather in Saint Helena: Daily Temperature Highs, Lows, and Averages

The chart illustrates November temperature patterns in Saint Helena, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Saint Helena, November typically has an average temperature of 12°C (55°F), with highs reaching up to 29°C (84°F) and lows dropping to around 0°C (31°F).
JanFebMarAprMayJunJulAugSepOctNovDec495153586471737370645448
Data source: Temperature data for Saint Helena 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 Helena

In Saint Helena in November, the precipitation amount is 51 mm (2.0 in) over a period of 5 days.

November Precipitation Trends in Saint Helena

The chart displays monthly precipitation patterns in Saint Helena, 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 Helena, November typically receives around 51 mm (2.0 inches) of precipitation spread over approximately 5 days.
JanFebMarAprMayJunJulAugSepOctNovDec1371419239232102385195
Data source: Precipitation data for November generated using information from the Copernicus Climate Change Service.
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November Humidity in Saint Helena

In Saint Helena in November, humidity is 84%. With an average temperature of 12°C (55°F), this humidity feels like a thick blanket wrapping around you, making it a challenge for traveling as you might feel sticky and uncomfortable while exploring the sights.

November Average Humidity in Saint Helena

This chart illustrates the average monthly humidity levels in Saint Helena, 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 Helena is approximately 84%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec86%84%83%80%80%76%70%66%68%72%84%84%
Data source: Humidity data for November generated using information from the Copernicus Climate Change Service.

November UV Index in Saint Helena

In Saint Helena 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 Saint Helena for better planning.

Maximum UV Index Levels in Saint Helena for November

The chart shows the monthly maximum UV Index (UVI) for Saint Helena 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 Helena typically reaches 4, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3579101111109643
Data source: Saint Helena 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 Helena Compares to Other Months

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

This table compares monthly weather conditions in Saint Helena, showing how November’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather9°C (49°F)137 mm (5.4 inches)86%moderate
February Weather10°C (51°F)141 mm (5.6 inches)84%moderate
March Weather11°C (53°F)92 mm (3.6 inches)83%high
April Weather15°C (59°F)39 mm (1.5 inches)80%very high
May Weather18°C (64°F)23 mm (0.9 inches)80%very high
June Weather22°C (72°F)2 mm (0.1 inches)76%extreme
July Weather23°C (74°F)0 mm (0.0 inches)70%extreme
August Weather23°C (73°F)0 mm (0.0 inches)66%very high
September Weather21°C (71°F)2 mm (0.1 inches)68%very high
October Weather18°C (64°F)38 mm (1.5 inches)72%high
November Weather12°C (55°F)51 mm (2.0 inches)84%moderate
December Weather9°C (49°F)95 mm (3.7 inches)84%moderate

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