The best times to visit Kilkenny for ideal weather are

June 4th to September 16th

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

 

 


Other Kilkenny Travel Info

Weather in Kilkenny

Temperature

Average temperatures in Kilkenny 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 33rd 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 Kilkenny, the hottest months are August, July, and then June. See average monthly temperatures below. The warmest time of year is generally mid to late August where highs are regularly around 72.3°F (22.4°C) with temperatures rarely dropping below 54.7°F (12.6°C) at night.

Kilkenny Temperatures (Fahrenheit)

Key
High
Average
Low

Kilkenny 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.

Kilkenny Perceived Temperature (F)

Key
High
Average
Low

Kilkenny Perceived Temperature (C)

Key
High
Average
Low

 

Average Kilkenny 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 49.4 44 37.5
Feb 50.3 42.4 34.7
Mar 51.4 43.7 35.9
Apr 61.3 51.3 42.1
May 63 53.6 44.6
Jun 65.9 57.7 50.2
Jul 67 58.3 51.1
Aug 67.3 59.2 52.2
Sep 64.7 56.3 48.1
Oct 60.1 52.5 45
Nov 53.3 47.5 40.3
Dec 49.7 44.3 37.7

Show Celsius

Month Avg. High (°C) Avg. Mean (°C) Avg. Low (°C)
Jan 9.7 6.7 3.1
Feb 10.2 5.8 1.5
Mar 10.8 6.5 2.2
Apr 16.3 10.7 5.6
May 17.2 12 7
Jun 18.8 14.3 10.1
Jul 19.4 14.6 10.6
Aug 19.6 15.1 11.2
Sep 18.2 13.5 8.9
Oct 15.6 11.4 7.2
Nov 11.8 8.6 4.6
Dec 9.8 6.8 3.2

 


 

Precipitation (Rain or Snow)

If dry weather is what you’re after, the months with the lowest chance of significant precipitation in Kilkenny are April, September, and then October. Note that we define “significant precipitation” as .1 inches or more in this section. The lowest chance of rain or snow occurs around mid March. For example, on the week of March 19th there are no days of precipitation on average. By contrast, it’s most likely to rain or snow in mid June with an average of 6 days of significant precipitation the week of June 18th.

When can you find snow in Kilkenny? Weather stations report a very small amount of seasonal snow likely to be deepest around March, especially close to late February and early March. The best time to ski (if at all) in Kilkenny is often around around February 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 Kilkenny.

Key
Days with precipitation

Snow on the Ground

The graph below shows the average snow on the ground in Kilkenny (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 39% 0 4.4
Feb 26% 0 1.8
Mar 29% 0.4 3
Apr 11% 0 0.7
May 23% 0 1.7
Jun 43% 0 6.2
Jul 45% 0 4.8
Aug 26% 0 4.3
Sep 13% 0 1.7
Oct 16% 0 1.2
Nov 17% 0 1.5
Dec 39% 0 3.7

Show Centimeters

Month Daily Chance of Rain Average Snow Depth (cm) Total Precipitation (cm)
Jan 39 0 11.2
Feb 26 0 4.6
Mar 29 1 7.6
Apr 11 0 1.8
May 23 0 4.3
Jun 43 0 15.7
Jul 45 0 12.2
Aug 26 0 10.9
Sep 13 0 4.3
Oct 16 0 3
Nov 17 0 3.8
Dec 39 0 9.4

 

Humidity and Wind

Kilkenny has some extremely humid months, and above average humidity throughout the year. The least humid month is April (65% relative humidity), and the most humid month is October (84%).

Wind in Kilkenny is usually moderate. The windiest month is January, followed by December and March. January’s average wind speed of around 9.6 knots (11 MPH or 17.7 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 early December where average top sustained speeds reach 20 knots, which is considered a fresh breeze.

Relative Humidity (%)

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

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 9.6 Gentle breeze 16.8 Significant breeze
Feb 7.7 Gentle breeze 14.3 Significant breeze
Mar 8.7 Gentle breeze 15.1 Significant breeze
Apr 6.3 Light breeze 10.9 Gentle breeze
May 7.2 Gentle breeze 13 Significant breeze
Jun 6.3 Light breeze 10.6 Gentle breeze
Jul 6.6 Light breeze 11.9 Significant breeze
Aug 6.6 Light breeze 10.8 Gentle breeze
Sep 6 Light breeze 10.8 Significant breeze
Oct 4.7 Light breeze 9.5 Gentle breeze
Nov 6 Light breeze 10.7 Significant breeze
Dec 9 Gentle breeze 15.8 Significant breeze

Show Relative Humidity by Month

Month Avg. Relative Humidity
Jan 81.2%
Feb 82.1%
Mar 73.3%
Apr 65%
May 65.4%
Jun 76.7%
Jul 75%
Aug 75.7%
Sep 75.6%
Oct 84%
Nov 82.6%
Dec 80.5%

 

Is it Safe to Travel to Kilkenny?

Our best data indicates this area is generally safe. As of Dec 04, 2023 there are no travel advisories or warnings for Ireland; 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 Nov 28, 2023.


 

The Busiest and Least Crowded Months

The busiest month for tourism in Kilkenny, Ireland is January, followed by July and February. 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 Kilkenny in December. 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 68.9 in December means 68.9% of the tourists vs. January.

 

 

Overall Kilkenny Travel Experience by Season

Spring (March through May)

Humidity and temperatures combine to make this season feel moderately cold. Highs range from 67.5°F (19.7°C) and 50.8°F (10.4°C) with warmer temperatures in the later months. Rain is somewhat common with 3 to 9 days of significant precipitation per month. Spring is fairly slow 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 the most precipitation with 8 to 14 days of precipitation per month. June – August is the busiest season for tourism in Kilkenny, so lodging and other accommodations may cost more than usual.

Fall (September through November)

Fall daily highs range from 68°F (20°C) and 50.5°F (10.3°C), which will feel chilly given the humidity and wind. It rains or snows a significant amount: 4 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 Kilkenny to be enjoyable for warm weather travelers. The average high during this season is between 53.1°F (11.7°C) and 46.1°F (7.8°C). On average, it rains or snows a great amount: 7 to 12 times per month. These times of year are the second busiest with tourists.

 

Best Times to Travel› Ireland › Kilkenny, Ireland