The best times to visit Glenfarne for ideal weather are

May 28th 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 Glenfarne Travel Info

Weather in Glenfarne


Average temperatures in Glenfarne vary somewhat. Considering humidity, temperatures feel cold for about half of the year and otherwise nice with a chance of rain or snow throughout most of the year. The area is less temperate than some — in the 19th 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 Glenfarne, the hottest months are July, August, and then June. See average monthly temperatures below. The warmest time of year is generally late July where highs are regularly around 66.2°F (19°C) with temperatures rarely dropping below 52.8°F (11.6°C) at night.

Glenfarne Temperatures (Fahrenheit)


Glenfarne Temperatures (Celsius)


“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.

Glenfarne Perceived Temperature (F)


Glenfarne Perceived Temperature (C)



Average Glenfarne 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 45.2 40.4 35.1
Feb 47.1 41.4 36
Mar 50.1 43.1 36.4
Apr 56 47.7 40
May 59.9 52.2 44.9
Jun 64.4 56.6 49.6
Jul 65.7 58.7 52.8
Aug 64.8 58.1 52.6
Sep 61.7 55.2 49.2
Oct 56.3 50.2 41.8
Nov 49.8 44.9 39.4
Dec 44 38.6 32.6

Show Celsius

Month Avg. High (°C) Avg. Mean (°C) Avg. Low (°C)
Jan 7.3 4.7 1.7
Feb 8.4 5.2 2.2
Mar 10.1 6.2 2.4
Apr 13.3 8.7 4.4
May 15.5 11.2 7.2
Jun 18 13.7 9.8
Jul 18.7 14.8 11.6
Aug 18.2 14.5 11.4
Sep 16.5 12.9 9.6
Oct 13.5 10.1 5.4
Nov 9.9 7.2 4.1
Dec 6.7 3.7 0.3



Precipitation (Rain or Snow)

If dry weather is what you’re after, the months with the lowest chance of significant precipitation in Glenfarne are March, April, 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 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 Glenfarne? 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 Glenfarne.

Days with precipitation

Snow on the Ground

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

Snow depth

Average Rain and Snow by Month

Show Inches

Month Daily Chance of Rain Average Snow Depth (in) Total Precipitation (in)
Jan 43% 0 5.3
Feb 30% 0 2.7
Mar 26% 0 3
Apr 27% 0 2.5
May 33% 0 2.9
Jun 28% 0 2.7
Jul 37% 0 4.3
Aug 38% 0 4
Sep 38% 0 3.9
Oct 38% 0 4.4
Nov 37% 0 4.4
Dec 41% 0 4.1

Show Centimeters

Month Daily Chance of Rain Average Snow Depth (cm) Total Precipitation (cm)
Jan 43 0 13.5
Feb 30 0 6.9
Mar 26 0 7.6
Apr 27 0 6.4
May 33 0 7.4
Jun 28 0 6.9
Jul 37 0 10.9
Aug 38 0 10.2
Sep 38 0 9.9
Oct 38 0 11.2
Nov 37 0 11.2
Dec 41 0 10.4


Humidity and Wind

Glenfarne has some extremely humid months, and above average humidity throughout the year. The least humid month is May (68.6% relative humidity), and the most humid month is December (86.6%).

Wind in Glenfarne is usually calm. The windiest month is January, followed by November and March. January’s average wind speed of around 7.6 knots (8.7 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 March where average top sustained speeds reach 14.8 knots, which is considered a moderate breeze.

Relative Humidity (%)

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

Avg. Relative Humidity


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

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 7.6 Gentle breeze 13.5 Significant breeze
Feb 6.4 Light breeze 11.7 Significant breeze
Mar 7.2 Gentle breeze 13.1 Significant breeze
Apr 6.5 Light breeze 11.9 Significant breeze
May 7.1 Gentle breeze 12.4 Significant breeze
Jun 6 Light breeze 11 Significant breeze
Jul 6.1 Light breeze 11.2 Significant breeze
Aug 6.4 Light breeze 11.6 Significant breeze
Sep 6.7 Light breeze 11.8 Significant breeze
Oct 6.5 Light breeze 12 Significant breeze
Nov 7.3 Gentle breeze 12.9 Significant breeze
Dec 6.4 Light breeze 12.4 Significant breeze

Show Relative Humidity by Month

Month Avg. Relative Humidity
Jan 84.2%
Feb 83%
Mar 74.7%
Apr 68.8%
May 68.6%
Jun 70.8%
Jul 75.3%
Aug 77.3%
Sep 80.3%
Oct 82.8%
Nov 84.5%
Dec 86.6%


Is it Safe to Travel to Glenfarne?

Our best data indicates this area is generally safe. As of Oct 07, 2019 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 Oct 04, 2019.


The Busiest and Least Crowded Months

The busiest month for tourism in Glenfarne, Ireland is July, followed by August and January. 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 Glenfarne in November. Those willing to visit at these times will likely find it the least expensive month.

Estimated Tourism by Month


Most Popular Months to Visit

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 54.4 in November means 54.4% of the tourists vs. July.



Overall Glenfarne Travel Experience by Season

Spring (March through May)

Humidity and temperatures combine to make this season feel moderately cold. Highs range from 65.5°F (18.6°C) and 49°F (9.4°C) with warmer temperatures in the later months. Rain is somewhat common with 8 to 10 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 comfortably cool weather with high temperatures that are comfortable. These months see moderate precipitation with 8 to 12 days of precipitation per month. June – August is the busiest season for tourism in Glenfarne, so lodging and other accommodations may cost more than usual.

Fall (September through November)

Fall daily highs range from 63.5°F (17.5°C) and 44.7°F (7.1°C), which will feel chilly given the humidity and wind. It rains or snows a good amount: 11 to 12 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 Glenfarne to be enjoyable for warm weather travelers. The average high during this season is between 49°F (9.4°C) and 42.8°F (6°C). On average, it rains or snows a great amount: 8 to 13 times per month. These times of year are fairly slow with tourists.


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