The best times to visit Bethany Beach for ideal weather are

April 23rd to June 17th

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

 

 


Other Bethany Beach Travel Info

Weather in Bethany Beach

Temperature

Average temperatures in Bethany Beach vary drastically. Considering humidity, temperatures feel nice most of the year, excluding some cold weeks in the winter, 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 Bethany Beach, the hottest months are July, August, and then June. See average monthly temperatures below. The warmest time of year is generally mid July where highs are regularly around 87.2°F (30.7°C) with temperatures rarely dropping below 71.5°F (21.9°C) at night.

Bethany Beach Temperatures (Fahrenheit)

Key
High
Average
Low

Bethany Beach 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.

Bethany Beach Perceived Temperature (F)

Key
High
Average
Low

Bethany Beach Perceived Temperature (C)

Key
High
Average
Low

 

Average Bethany Beach 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 36.7 27.9
Feb 46.6 37.3 28.6
Mar 54.4 45.3 36.9
Apr 64.4 54.6 45.7
May 73.4 64.3 56.2
Jun 82.1 73.6 65.7
Jul 85.8 77.8 69.9
Aug 83.7 75.7 67.7
Sep 78.6 70.8 62.8
Oct 69.8 60.6 51.7
Nov 58.5 49.3 39.9
Dec 52.1 43.2 34.5

Show Celsius

Month Avg. High (°C) Avg. Mean (°C) Avg. Low (°C)
Jan 7.6 2.6 -2.3
Feb 8.1 2.9 -1.9
Mar 12.4 7.4 2.7
Apr 18 12.6 7.6
May 23 17.9 13.4
Jun 27.8 23.1 18.7
Jul 29.9 25.4 21.1
Aug 28.7 24.3 19.8
Sep 25.9 21.6 17.1
Oct 21 15.9 10.9
Nov 14.7 9.6 4.4
Dec 11.2 6.2 1.4

 


 

Precipitation (Rain or Snow)

If dry weather is what you’re after, the months with the lowest chance of significant precipitation in Bethany Beach are September, October, and then May. Note that we define “significant precipitation” as .1 inches or more in this section. The lowest chance of rain or snow occurs around late August to early September. For example, on the week of August 27th there are no days of precipitation on average. By contrast, it’s most likely to rain or snow in late June with an average of 2 days of significant precipitation the week of June 25th.

When can you find snow in Bethany Beach? Weather stations report no annual snow. 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 Bethany Beach.

Key
Days with precipitation

Snow on the Ground

The graph below shows the average snow on the ground in Bethany Beach (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 22% 0 3
Feb 21% 0 2.6
Mar 23% 0 3.3
Apr 23% 0 3.6
May 15% 0 2.7
Jun 22% 0 3.6
Jul 16% 0 3.4
Aug 16% 0 3.6
Sep 11% 0 2.7
Oct 14% 0 3.8
Nov 16% 0 2.6
Dec 25% 0 4.2

Show Centimeters

Month Daily Chance of Rain Average Snow Depth (cm) Total Precipitation (cm)
Jan 22 0 7.6
Feb 21 0 6.6
Mar 23 0 8.4
Apr 23 0 9.1
May 15 0 6.9
Jun 22 0 9.1
Jul 16 0 8.6
Aug 16 0 9.1
Sep 11 0 6.9
Oct 14 0 9.7
Nov 16 0 6.6
Dec 25 0 10.7

 

Humidity and Wind

Bethany Beach has some very humid months, with other comfortably humid months. The least humid month is February (55.2% relative humidity), and the most humid month is August (70.9%).

Wind in Bethany Beach is usually calm. The windiest month is March, followed by February and April. March’s average wind speed of around 7.6 knots (8.8 MPH or 14.1 KPH) is considered “a gentle breeze.” Maximum sustained winds (the highest speed for the day lasting more than a few moments) are at their highest in early to mid February where average top sustained speeds reach 15.1 knots, which is considered a moderate breeze.

Relative Humidity (%)

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

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 6.8 Light breeze 13.2 Significant breeze
Feb 7.5 Gentle breeze 14.4 Significant breeze
Mar 7.6 Gentle breeze 13.9 Significant breeze
Apr 7.4 Gentle breeze 13.6 Significant breeze
May 6.4 Light breeze 11.8 Significant breeze
Jun 5.9 Light breeze 11.5 Significant breeze
Jul 5.5 Light breeze 11 Significant breeze
Aug 5 Light breeze 10.5 Gentle breeze
Sep 6.2 Light breeze 11.5 Significant breeze
Oct 6.8 Light breeze 12.3 Significant breeze
Nov 6.7 Light breeze 12.7 Significant breeze
Dec 6.6 Light breeze 12.8 Significant breeze

Show Relative Humidity by Month

Month Avg. Relative Humidity
Jan 56.7%
Feb 55.2%
Mar 57.7%
Apr 60.4%
May 69%
Jun 67.9%
Jul 68.8%
Aug 70.9%
Sep 69.2%
Oct 67.4%
Nov 64.4%
Dec 64.8%

 

Is it Safe to Travel to Bethany Beach?

Our best data indicates this area is generally safe. As of Oct 07, 2019 there are no travel advisories or warnings for the United States; exercise normal security precautions. Check this page for any recent changes or regions to avoid: Travel Advice and Advisories. This advisory was last updated on Sep 23, 2019.


 

The Busiest and Least Crowded Months

The busiest month for tourism in Bethany Beach, DE, US is July, followed by June and August. 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 Bethany Beach in October. 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 56.1 in October means 56.1% of the tourists vs. July.

 

 

Overall Bethany Beach Travel Experience by Season

Spring (March through May)

Humidity and temperatures combine to make this season feel moderately cold. Highs range from 79.5°F (26.4°C) and 48.3°F (9.1°C) with warmer temperatures in the later months. Rain is somewhat common with 5 to 7 days of significant precipitation per month. Spring is the second busiest for tourism, which makes it a good time for those looking for things to do.

Summer (June through August)

The middle-year months have very comfortable weather with high temperatures that are comfortable. These months see moderate precipitation with 5 to 7 days of precipitation per month. June – August is the busiest season for tourism in Bethany Beach, so lodging and other accommodations may cost more than usual.

Fall (September through November)

Fall daily highs range from 82.3°F (27.9°C) and 55.4°F (13°C), which will feel comfortable given the humidity and wind. It rains or snows a significant amount: 3 to 5 days per month. Tourism is the slowest during these months due to the weather, so hotels may be affordably priced.

Winter (December through February)

Weather is too cold this time of year in Bethany Beach to be enjoyable for warm weather travelers. The average high during this season is between 53.1°F (11.7°C) and 42.2°F (5.7°C). On average, it rains or snows a fair amount: 6 to 8 times per month. These times of year are fairly slow with tourists.

 

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