October Weather in Dover, United States

Last updated: August 27, 2025

In October, the average temperature in Dover, United States is a comfortable 17°C (63°F), with extremes ranging from a chilly 1°C (34°F) to a warm 36°C (96°F). Expect about 121 mm (4.8 in) of precipitation spread over 9 days, and maintain your cool with an average humidity level of 74%.

October Temperature in Dover

In October in Dover, the average temperature is 17°C (63°F), with maximums reaching up to 36°C (96°F) and minimums potentially dropping as low as 1°C (34°F). Be sure to pack layers for your trip, as the weather can vary significantly throughout the day.

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 17°C (63°F), with highs reaching up to 36°C (96°F) and lows dropping to around 1°C (34°F).

Data source: Temperature data for Dover generated using information from the Copernicus Climate Change Service.

October Precipitation in Dover

In Dover in October, the precipitation amount is 121 mm (4.8 in) over the course of 9 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 121 mm (4.8 inches) of precipitation spread over approximately 9 days.

Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

October Humidity in Dover

In Dover in October, humidity is 74%. With an average temperature of 17°C (63°F), this humidity feels like a gentle embrace, making outdoor exploration comfortable yet slightly enveloped in warmth, perfect for leisurely strolls but requiring ample hydration for prolonged activities.

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 74%, offering insight into how humid the weather typically is during this month.

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 7, which corresponds to the high Exposure Category. This means that the time to burn is approximately 25 minutes. For more detailed information, you can check the 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 7, which falls under the high exposure category.

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.
	Temperature	Precipitation	Humidity	UV
January Weather	4°C (40°F)	100 mm (3.9 inches)	86%	moderate
February Weather	6°C (43°F)	166 mm (6.5 inches)	84%	high
March Weather	11°C (52°F)	152 mm (6.0 inches)	84%	high
April Weather	15°C (59°F)	154 mm (6.0 inches)	80%	very high
May Weather	21°C (70°F)	127 mm (5.0 inches)	82%	very high
June Weather	25°C (77°F)	107 mm (4.2 inches)	83%	extreme
July Weather	27°C (81°F)	105 mm (4.1 inches)	79%	extreme
August Weather	26°C (79°F)	111 mm (4.4 inches)	76%	very high
September Weather	23°C (74°F)	109 mm (4.3 inches)	75%	very high
October Weather	17°C (63°F)	121 mm (4.8 inches)	74%	high
November Weather	9°C (48°F)	94 mm (3.7 inches)	85%	moderate
December Weather	7°C (45°F)	126 mm (4.9 inches)	88%	moderate