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October Weather in Denville, United States

Last updated: June 24, 2025

In October, the average temperature in Denville, United States hovers around 14°C (57°F). Be prepared for a range of conditions, as temperatures can dip to a chilly -1°C (31°F) or soar up to a warm 33°C (91°F). Expect about 143 mm (5.6 in) of precipitation over 10 days, contributing to an average humidity of 74%.

October Temperature in Denville

In October in Denville, the average temperature is 14°C (57°F). Maximums can reach 33°C (91°F), and minimums can drop as low as -1°C (31°F). This wide temperature range makes it essential for travelers to pack accordingly for both warm days and cool nights.

October Weather in Denville: Daily Temperature Highs, Lows, and Averages

The chart illustrates October temperature patterns in Denville, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Denville, October typically has an average temperature of 14°C (57°F), with highs reaching up to 33°C (91°F) and lows dropping to around -1°C (31°F).
JanFebMarAprMayJunJulAugSepOctNovDec313439506069757367574235
Data source: Temperature data for Denville 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.

October Precipitation in Denville

In Denville in October, the precipitation amount is 143 mm (5.6 in) over the course of 10 days.

October Precipitation Trends in Denville

The chart displays monthly precipitation patterns in Denville, with values for each month alongside October’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how October’s conditions compare to those of other months. In Denville, October typically receives around 143 mm (5.6 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec721019711713710214213611114390112
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
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October Humidity in Denville

In Denville in October, humidity is 74%. With an average temperature of 14°C (57°F), this humidity feels like a warm, damp blanket wrapping around you, making it slightly uncomfortable for traveling, as you may find yourself quickly sweating and in need of frequent breaks to cool down.

October Average Humidity in Denville

This chart illustrates the average monthly humidity levels in Denville, with October’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In October, average humidity in Denville is approximately 74%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec84%82%81%78%70%69%62%65%68%74%82%80%
Data source: Humidity data for October generated using information from the Copernicus Climate Change Service.

October UV Index in Denville

In Denville in October, the maximum UV index is 6, which corresponds to a high Exposure Category. The time to burn is approximately 25 minutes. To find the hourly UV index in Denville, you can refer to this Hourly UV Index in Denville.

Maximum UV Index Levels in Denville for October

The chart shows the monthly maximum UV Index (UVI) for Denville in October, 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 October, the maximum UV index in Denville typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec356810101098642
Data source: Denville October 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 October Weather in Denville Compares to Other Months

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

This table compares monthly weather conditions in Denville, showing how October’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-1°C (31°F)72 mm (2.8 inches)84%moderate
February Weather1°C (34°F)101 mm (4.0 inches)82%moderate
March Weather4°C (39°F)97 mm (3.8 inches)81%high
April Weather10°C (50°F)117 mm (4.6 inches)78%very high
May Weather16°C (60°F)137 mm (5.4 inches)69%very high
June Weather21°C (70°F)102 mm (4.0 inches)69%very high
July Weather24°C (76°F)142 mm (5.6 inches)62%very high
August Weather23°C (74°F)136 mm (5.4 inches)65%very high
September Weather19°C (67°F)111 mm (4.4 inches)68%very high
October Weather14°C (57°F)143 mm (5.6 inches)74%high
November Weather6°C (43°F)90 mm (3.5 inches)82%moderate
December Weather2°C (35°F)112 mm (4.4 inches)80%low

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