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October Weather in Dover, United States

Last updated: June 24, 2025

In Dover, United States, the average temperature in October hovers around 14°C (57°F), with a range that can dip to a chilly -2°C (29°F) or soar to a warm 32°C (91°F). Be prepared for some wet days, as the region receives about 111 mm (4.4 in) of precipitation spread across 13 days. With an average humidity of 82%, it’s a month that feels both cozy and refreshing.

October Temperature in Dover

In October in Dover, the average temperature is 14°C (57°F). The maximum can reach 32°C (91°F), while the minimum can drop as low as -2°C (29°F). This variation in temperature makes it an ideal time to experience a mix of comfortable and cooler weather while traveling.

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

The chart illustrates October temperature patterns in Dover, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Dover, October typically has an average temperature of 14°C (57°F), with highs reaching up to 32°C (91°F) and lows dropping to around -2°C (29°F).
JanFebMarAprMayJunJulAugSepOctNovDec303441516370757368574236
Data source: Temperature data for Dover 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 Dover

In Dover in October, the precipitation amount reaches 111 mm (4.4 in) over the course of 13 days.

October Precipitation Trends in Dover

The chart displays monthly precipitation patterns in Dover, 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 Dover, October typically receives around 111 mm (4.4 inches) of precipitation spread over approximately 13 days.
JanFebMarAprMayJunJulAugSepOctNovDec92109103132121128120921071119696
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
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October Humidity in Dover

In Dover in October, humidity is 82%. With an average temperature of 14°C (57°F), this humidity feels like a thick blanket enveloping you, making outdoor activities uncomfortable and travel more challenging due to the heavy, damp air.

October Average Humidity in Dover

This chart illustrates the average monthly humidity levels in Dover, 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 Dover is approximately 82%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec89%88%87%87%81%83%82%76%77%82%89%86%
Data source: Humidity data for October generated using information from the Copernicus Climate Change Service.

October UV Index in Dover

In Dover 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 Dover, you can refer to this Hourly UV Index in Dover.

Maximum UV Index Levels in Dover for October

The chart shows the monthly maximum UV Index (UVI) for Dover 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 Dover typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec356910101098642
Data source: Dover 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 Dover Compares to Other Months

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

This table compares monthly weather conditions in Dover, showing how October’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-1°C (31°F)92 mm (3.6 inches)88%moderate
February Weather1°C (34°F)109 mm (4.3 inches)88%moderate
March Weather5°C (42°F)103 mm (4.1 inches)87%high
April Weather11°C (51°F)132 mm (5.2 inches)87%very high
May Weather17°C (63°F)121 mm (4.7 inches)81%very high
June Weather21°C (71°F)128 mm (5.0 inches)83%very high
July Weather24°C (75°F)120 mm (4.7 inches)82%very high
August Weather23°C (73°F)92 mm (3.6 inches)76%very high
September Weather20°C (68°F)107 mm (4.2 inches)77%very high
October Weather14°C (57°F)111 mm (4.4 inches)82%high
November Weather5°C (42°F)96 mm (3.8 inches)89%moderate
December Weather2°C (36°F)96 mm (3.8 inches)86%low

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