The best times to visit Dover for ideal weather are

May 28th to October 7th

based on average temperature and humidity from NOAA (the National Oceanic and Atmospheric Administration). Read below for more weather and travel details.

 

 


Other Dover Travel Info

Weather in Dover

Temperature

Average temperatures in Dover vary somewhat. Considering humidity, temperatures feel cold for about half of the year and otherwise nice with a fair chance of precipitation about half of the year. The area is less temperate than some — in the 29th percentile for pleasant weather — compared to tourist destinations worldwide. Weeks with ideal weather are listed above. If you’re looking for the very warmest time to visit Dover, the hottest months are August, July, and then September. See average monthly temperatures below. The warmest time of year is generally late July where highs are regularly around 72.9°F (22.7°C) with temperatures rarely dropping below 56°F (13.3°C) at night.

Dover Temperatures (Fahrenheit)

Key
High
Average
Low

Dover Temperatures (Celsius)

Key
High
Average
Low

“Feels-Like” Temperatures

The way we experience weather isn’t all about temperature. Higher temperatures affect us much more at higher humidity, and colder temperatures feel piercing with high winds. Our perceived temperatures factor in humidity and wind chill to better represent how hot or cold the day feels to a person.

Dover Perceived Temperature (F)

Key
High
Average
Low

Dover Perceived Temperature (C)

Key
High
Average
Low

 

Average Dover Temperatures by Month

Daily highs (averaged for the month) usually give the best indication of the weather. A significantly lower mean and low generally just means it gets colder at night.

Show Fahrenheit

Month Avg. High (°F) Avg. Mean (°F) Avg. Low (°F)
Jan 45.6 41.4 34.1
Feb 45.9 41.1 33.9
Mar 50.3 44 36.2
Apr 56.9 49.3 39.5
May 61.5 54.1 43.8
Jun 66.4 58.9 48.5
Jul 71.3 63 54.1
Aug 71.2 63.1 54.7
Sep 66.3 59.2 49
Oct 59.7 54.1 44.6
Nov 52.2 47.9 40.4
Dec 46.8 42.6 36.3

Show Celsius

Month Avg. High (°C) Avg. Mean (°C) Avg. Low (°C)
Jan 7.6 5.2 1.2
Feb 7.7 5.1 1.1
Mar 10.2 6.7 2.3
Apr 13.8 9.6 4.2
May 16.4 12.3 6.6
Jun 19.1 14.9 9.2
Jul 21.8 17.2 12.3
Aug 21.8 17.3 12.6
Sep 19.1 15.1 9.4
Oct 15.4 12.3 7
Nov 11.2 8.8 4.7
Dec 8.2 5.9 2.4

 


 

Precipitation (Rain or Snow)

If dry weather is what you’re after, the months with the lowest chance of significant precipitation in Dover are April, March, and then June. Note that we define “significant precipitation” as .1 inches or more in this section. The lowest chance of rain or snow occurs around early to mid April. For example, on the week of April 9th there are no days of precipitation on average. By contrast, it’s most likely to rain or snow in early November with an average of 2 days of significant precipitation the week of November 5th.

When can you find snow in Dover? Weather stations report very large amounts of snow likely to be deepest around April, especially close to mid October. The best time to ski (if at all) in Dover is often around around October 15th when fresh powder is deepest. Please note that a value of 0 for snow in the graph below may either mean there was no snow, or that snow is unreported.

Chance of Precipitation

The graph below shows the % chance of rainy and snowy days in Dover.

Key
Days with precipitation

Snow on the Ground

The graph below shows the average snow on the ground in Dover (in).

Key
Snow depth

Average Rain and Snow by Month

Show Inches

Month Daily Chance of Rain Average Snow Depth (in) Total Precipitation (in)
Jan 28% 5.3 2.7
Feb 20% 12 1.9
Mar 14% 22.6 1.6
Apr 13% 31.2 1.1
May 15% 0 2.1
Jun 15% 0 1.9
Jul 17% 3.1 2.2
Aug 19% 0 2
Sep 16% 0 1.7
Oct 23% 4.2 2.9
Nov 27% 28.2 2.9
Dec 27% 1.1 2.8

Show Centimeters

Month Daily Chance of Rain Average Snow Depth (cm) Total Precipitation (cm)
Jan 28 13.5 6.9
Feb 20 30.5 4.8
Mar 14 57.4 4.1
Apr 13 79.2 2.8
May 15 0 5.3
Jun 15 0 4.8
Jul 17 7.9 5.6
Aug 19 0 5.1
Sep 16 0 4.3
Oct 23 10.7 7.4
Nov 27 71.6 7.4
Dec 27 2.8 7.1

 

Humidity and Wind

Dover has some extremely humid months, and high humidity throughout the year. The least humid month is July (70.3% relative humidity), and the most humid month is November (84.6%).

Wind in Dover is usually moderate. The windiest month is December, followed by January and November. December’s average wind speed of around 11.8 knots (13.5 MPH or 21.8 KPH) is considered “a moderate breeze.” Maximum sustained winds (the highest speed for the day lasting more than a few moments) are at their highest in mid January where average top sustained speeds reach 19.3 knots, which is considered a fresh breeze.

Relative Humidity (%)

The graph below shows the average % humidity by month in Dover.

Key
Avg. Relative Humidity

Wind

The graph below shows wind speed (max and average) in knots.

Key
Max Sustained Wind
Average Daily Wind

Average Wind Speeds

Show Wind Speeds

All wind speeds are in knots. 1 knot = 1.15 MPH or 1.85 KPH.

Month Avg. Wind Avg. Wind Feel Sustained High Wind High Wind Feel
Jan 11.7 Significant breeze 18.5 Strong breeze
Feb 11 Significant breeze 17.1 Strong breeze
Mar 10.8 Gentle breeze 16.9 Strong breeze
Apr 9.8 Gentle breeze 15.5 Significant breeze
May 10.3 Gentle breeze 16.4 Strong breeze
Jun 9.4 Gentle breeze 15.1 Significant breeze
Jul 9.4 Gentle breeze 15.4 Strong breeze
Aug 9.5 Gentle breeze 15.6 Significant breeze
Sep 9.6 Gentle breeze 15.2 Strong breeze
Oct 10.1 Gentle breeze 16.1 Significant breeze
Nov 11.2 Significant breeze 17.9 Strong breeze
Dec 11.8 Significant breeze 18.5 Strong breeze

Show Relative Humidity by Month

Month Avg. Relative Humidity
Jan 82.3%
Feb 80.7%
Mar 76.7%
Apr 74%
May 72.1%
Jun 72.9%
Jul 70.3%
Aug 70.9%
Sep 74%
Oct 80.7%
Nov 84.6%
Dec 83.3%

 

Is it Safe to Travel to Dover?

Our best data indicates this area is somewhat safe. As of Oct 07, 2019 there are travel warnings for the United Kingdom; exercise a high degree of caution. Check this page for any recent changes or regions to avoid: Travel Advice and Advisories. This advisory was last updated on Sep 06, 2019.


 

The Busiest and Least Crowded Months

The busiest month for tourism in Dover, the United Kingdom is August, followed by January and July. Prices for hotels and flights will be most expensive during these months, though you can save if you purchase well in advance. Tourists are unlikely to visit Dover in March. Those willing to visit at these times will likely find it the least expensive month.

Estimated Tourism by Month

 

Most Popular Months to Visit

Key
Tourists Seeking Accommodations

Tourism graph is based on Google searches for services used by tourists relative to the rest of the year. Tourism data for this area is extrapolated based on nearby areas. Displayed data is calculated relative to the peak, so a score of 35.4 in March means 35.4% of the tourists vs. August.

 

 

Overall Dover Travel Experience by Season

Spring (March through May)

Humidity and temperatures combine to make this season feel moderately cold. Highs range from 63.5°F (17.5°C) and 48.5°F (9.2°C) with warmer temperatures in the later months. Rain is somewhat common with 4 to 5 days of significant precipitation per month. Spring is the slowest for tourism, which makes it a good time for those looking for deals.

Summer (June through August)

The middle-year months have comfortably cool weather with high temperatures that are comfortable. These months see moderate precipitation with 4 to 6 days of precipitation per month. June – August is the busiest season for tourism in Dover, so lodging and other accommodations may cost more than usual.

Fall (September through November)

Fall daily highs range from 68.5°F (20.3°C) and 48.1°F (8.9°C), which will feel chilly given the humidity and wind. It rains or snows a significant amount: 5 to 8 days per month. Tourism is fairly slow during these months due to the weather, so hotels may be lower priced.

Winter (December through February)

Weather is too cold this time of year in Dover to be enjoyable for warm weather travelers. The average high during this season is between 48.5°F (9.2°C) and 43.6°F (6.4°C). On average, it rains or snows a fair amount: 6 to 9 times per month. These times of year are the second busiest with tourists.

 

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