The best times to visit Ballycastle for ideal weather are

June 25th to September 9th

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

 

 


Other Ballycastle Travel Info

Weather in Ballycastle

Temperature

Average temperatures in Ballycastle vary somewhat. Considering humidity, temperatures feel cold for most of the year with a chance of rain or snow throughout most of the year. The area is less temperate than some — in the 12th 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 Ballycastle, the hottest months are July, August, and then September. See average monthly temperatures below. The warmest time of year is generally mid July where highs are regularly around 62.9°F (17.2°C) with temperatures rarely dropping below 49.4°F (9.7°C) at night.

Ballycastle Temperatures (Fahrenheit)

Key
High
Average
Low

Ballycastle 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.

Ballycastle Perceived Temperature (F)

Key
High
Average
Low

Ballycastle Perceived Temperature (C)

Key
High
Average
Low

 

Average Ballycastle 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 43.8 39.9 35.7
Feb 44.8 40.6 35.7
Mar 47.2 41.8 36
Apr 52.1 45.8 39
May 55.6 49.3 42.3
Jun 59.5 53.4 46.5
Jul 62.3 56.2 49.4
Aug 61.5 55.7 49.1
Sep 59.1 53.8 47.4
Oct 54.7 49.8 43.3
Nov 48.5 44.6 40
Dec 44.6 40.7 36.3

Show Celsius

Month Avg. High (°C) Avg. Mean (°C) Avg. Low (°C)
Jan 6.6 4.4 2.1
Feb 7.1 4.8 2.1
Mar 8.4 5.4 2.2
Apr 11.2 7.7 3.9
May 13.1 9.6 5.7
Jun 15.3 11.9 8.1
Jul 16.8 13.4 9.7
Aug 16.4 13.2 9.5
Sep 15.1 12.1 8.6
Oct 12.6 9.9 6.3
Nov 9.2 7 4.4
Dec 7 4.8 2.4

 


 

Precipitation (Rain or Snow)

If dry weather is what you’re after, the months with the lowest chance of significant precipitation in Ballycastle are April, June, and then March. Note that we define “significant precipitation” as .1 inches or more in this section. The lowest chance of rain or snow occurs around mid April. For example, on the week of April 16th there is 1 day of precipitation on average. By contrast, it’s most likely to rain or snow in early December with an average of 4 days of significant precipitation the week of December 3rd.

When can you find snow in Ballycastle? Weather stations report large amounts of snow likely to be deepest around March, especially close to late March. The best time to ski (if at all) in Ballycastle is often around around March 26th 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 Ballycastle.

Key
Days with precipitation

Snow on the Ground

The graph below shows the average snow on the ground in Ballycastle (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 51% 1.2 6.1
Feb 45% 1.2 4.7
Mar 35% 9.1 4
Apr 30% 4.4 2.5
May 36% 0 3.7
Jun 30% 0 4
Jul 39% 0 4.5
Aug 46% 0 5.5
Sep 36% 0 3.9
Oct 45% 0 6.3
Nov 48% 0 5.7
Dec 54% 0 5.9

Show Centimeters

Month Daily Chance of Rain Average Snow Depth (cm) Total Precipitation (cm)
Jan 51 3 15.5
Feb 45 3 11.9
Mar 35 23.1 10.2
Apr 30 11.2 6.4
May 36 0 9.4
Jun 30 0 10.2
Jul 39 0 11.4
Aug 46 0 14
Sep 36 0 9.9
Oct 45 0 16
Nov 48 0 14.5
Dec 54 0 15

 

Humidity and Wind

Ballycastle has some extremely humid months, and high humidity throughout the year. The least humid month is April (76.2% relative humidity), and the most humid month is December (85.1%).

Wind in Ballycastle is usually moderate. The windiest month is December, followed by January and March. December’s average wind speed of around 9 knots (10.4 MPH or 16.7 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 mid December where average top sustained speeds reach 15.8 knots, which is considered a moderate breeze.

Relative Humidity (%)

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

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 8.9 Gentle breeze 14.4 Significant breeze
Feb 7.9 Gentle breeze 13.3 Significant breeze
Mar 8.5 Gentle breeze 13.8 Significant breeze
Apr 7.6 Gentle breeze 12.8 Significant breeze
May 7.9 Gentle breeze 13.1 Significant breeze
Jun 6.8 Light breeze 11.5 Significant breeze
Jul 6.6 Light breeze 11.2 Significant breeze
Aug 6.5 Light breeze 11.2 Significant breeze
Sep 6.7 Light breeze 11.2 Significant breeze
Oct 7.5 Gentle breeze 12.7 Significant breeze
Nov 8.5 Gentle breeze 14.1 Significant breeze
Dec 9 Gentle breeze 14.7 Significant breeze

Show Relative Humidity by Month

Month Avg. Relative Humidity
Jan 84.5%
Feb 83.2%
Mar 79%
Apr 76.2%
May 76.5%
Jun 81.9%
Jul 83.8%
Aug 84.5%
Sep 83.2%
Oct 84.5%
Nov 85.1%
Dec 85.1%

 

Is it Safe to Travel to Ballycastle?

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 Ballycastle, the United Kingdom is July, followed by January 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 Ballycastle in April. 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 somewhat extrapolated based on nearby areas. Displayed data is calculated relative to the peak, so a score of 71.3 in April means 71.3% of the tourists vs. July.

 

 

Overall Ballycastle Travel Experience by Season

Spring (March through May)

Humidity and temperatures combine to make this season feel moderately cold. Highs range from 59.3°F (15.2°C) and 46.1°F (7.8°C) with warmer temperatures in the later months. Rain is very common with 9 to 11 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 brisk. These months see moderate precipitation with 9 to 14 days of precipitation per month. June – August is the busiest season for tourism in Ballycastle, so lodging and other accommodations may cost more than usual.

Fall (September through November)

Fall daily highs range from 59.8°F (15.4°C) and 45.3°F (7.4°C), which will feel chilly given the humidity and wind. It rains or snows a great amount: 11 to 14 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 Ballycastle to be enjoyable for warm weather travelers. The average high during this season is between 46.1°F (7.8°C) and 42.9°F (6.1°C). On average, it rains or snows a very great amount: 13 to 17 times per month. These times of year are the second busiest with tourists.

 

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