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November Weather in Mercersburg, United States

Last updated: June 24, 2025

In Mercersburg, United States, the average temperature in November hovers around 6°C (44°F). Be prepared for a chill, as temperatures can drop to a brisk -7°C (20°F), while sunny days might reach a warm 25°C (77°F). During this month, anticipate 76 mm (3.0 in) of precipitation spread over about 7 days, contributing to a high average humidity of 86%.

November Temperature in Mercersburg

In November in Mercersburg, the average temperature is 6°C (44°F). The maximum can reach 25°C (77°F), and the minimum can be as low as -7°C (20°F). Be prepared for a wide range of temperatures when traveling, as this weather can fluctuate significantly.

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

The chart illustrates November temperature patterns in Mercersburg, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Mercersburg, November typically has an average temperature of 6°C (44°F), with highs reaching up to 25°C (77°F) and lows dropping to around -7°C (20°F).
JanFebMarAprMayJunJulAugSepOctNovDec333743546472787569594437
Data source: Temperature data for Mercersburg 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 Mercersburg

In Mercersburg in November, the precipitation amount is 76 mm (3.0 in) over a period of 7 days.

November Precipitation Trends in Mercersburg

The chart displays monthly precipitation patterns in Mercersburg, 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 Mercersburg, November typically receives around 76 mm (3.0 inches) of precipitation spread over approximately 7 days.
JanFebMarAprMayJunJulAugSepOctNovDec6396871071261051301071221107696
Data source: Precipitation data for November generated using information from the Copernicus Climate Change Service.
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November Humidity in Mercersburg

In Mercersburg in November, humidity is 86%. With an average temperature of 6°C (44°F), this humidity feels like a damp chill that clings to your skin, making outdoor activities quite uncomfortable for traveling.

November Average Humidity in Mercersburg

This chart illustrates the average monthly humidity levels in Mercersburg, 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 Mercersburg is approximately 86%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec86%86%86%84%78%79%70%59%68%80%87%85%
Data source: Humidity data for November generated using information from the Copernicus Climate Change Service.

November UV Index in Mercersburg

In Mercersburg 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 Mercersburg for better planning.

Maximum UV Index Levels in Mercersburg for November

The chart shows the monthly maximum UV Index (UVI) for Mercersburg 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 Mercersburg typically reaches 4, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec357910101098743
Data source: Mercersburg 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 Mercersburg Compares to Other Months

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

This table compares monthly weather conditions in Mercersburg, showing how November’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather1°C (34°F)63 mm (2.5 inches)86%moderate
February Weather3°C (37°F)95 mm (3.8 inches)86%moderate
March Weather6°C (43°F)87 mm (3.4 inches)86%high
April Weather12°C (54°F)107 mm (4.2 inches)84%very high
May Weather18°C (64°F)126 mm (5.0 inches)78%very high
June Weather22°C (72°F)105 mm (4.1 inches)79%very high
July Weather25°C (78°F)130 mm (5.1 inches)70%very high
August Weather24°C (75°F)107 mm (4.2 inches)59%very high
September Weather21°C (69°F)122 mm (4.8 inches)68%very high
October Weather15°C (59°F)110 mm (4.3 inches)80%high
November Weather6°C (44°F)76 mm (3.0 inches)86%moderate
December Weather3°C (38°F)96 mm (3.8 inches)85%moderate

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