The best times to visit Connemara for ideal weather are

June 4th 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 Connemara Travel Info

Weather in Connemara

Temperature

Average temperatures in Connemara 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 24th 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 Connemara, 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 63.8°F (17.7°C) with temperatures rarely dropping below 55.7°F (13.2°C) at night.

Connemara Temperatures (Fahrenheit)

Key
High
Average
Low

Connemara 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.

Connemara Perceived Temperature (F)

Key
High
Average
Low

Connemara Perceived Temperature (C)

Key
High
Average
Low

 

Average Connemara 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 47 43.7 39.3
Feb 47.1 43.7 39.6
Mar 49.7 45 40.5
Apr 54.6 48.8 43.6
May 56.6 51.6 47.3
Jun 60.9 55.9 51.4
Jul 63.2 58.9 55.2
Aug 62.8 58.6 54.9
Sep 61.2 57 53.2
Oct 57.2 53.3 49.3
Nov 51.8 48.5 44.4
Dec 48.1 45 40.5

Show Celsius

Month Avg. High (°C) Avg. Mean (°C) Avg. Low (°C)
Jan 8.3 6.5 4.1
Feb 8.4 6.5 4.2
Mar 9.8 7.2 4.7
Apr 12.6 9.3 6.4
May 13.7 10.9 8.5
Jun 16.1 13.3 10.8
Jul 17.3 14.9 12.9
Aug 17.1 14.8 12.7
Sep 16.2 13.9 11.8
Oct 14 11.8 9.6
Nov 11 9.2 6.9
Dec 8.9 7.2 4.7

 


 

Precipitation (Rain or Snow)

If dry weather is what you’re after, the months with the lowest chance of significant precipitation in Connemara are April, June, and then July. 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 late October to early November with an average of 4 days of significant precipitation the week of October 29th.

When can you find snow in Connemara? 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 Connemara.

Key
Days with precipitation

Snow on the Ground

The graph below shows the average snow on the ground in Connemara (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 41% 0 4.7
Feb 41% 0 3.9
Mar 31% 0 2.6
Apr 22% 0 2.2
May 27% 0 2.6
Jun 24% 0 2.4
Jul 27% 0 3.3
Aug 30% 0 3
Sep 30% 0 3.4
Oct 36% 0 4
Nov 50% 0 4.9
Dec 51% 0 5.1

Show Centimeters

Month Daily Chance of Rain Average Snow Depth (cm) Total Precipitation (cm)
Jan 41 0 11.9
Feb 41 0 9.9
Mar 31 0 6.6
Apr 22 0 5.6
May 27 0 6.6
Jun 24 0 6.1
Jul 27 0 8.4
Aug 30 0 7.6
Sep 30 0 8.6
Oct 36 0 10.2
Nov 50 0 12.4
Dec 51 0 13

 

Humidity and Wind

Connemara has some very humid months, and high humidity throughout the year. The least humid month is April (70.9% relative humidity), and the most humid month is January (80.6%).

Wind in Connemara is usually stronger than many places. The windiest month is December, followed by November and January. December’s average wind speed of around 18.4 knots (21.2 MPH or 34.1 KPH) is considered “a fresh breeze.” Maximum sustained winds (the highest speed for the day lasting more than a few moments) are at their highest in late December where average top sustained speeds reach 28 knots, which is considered high wind or moderate gale winds.

Relative Humidity (%)

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

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 16.4 Significant breeze 24.4 Very strong breeze
Feb 15 Significant breeze 22.7 Very strong breeze
Mar 13.4 Significant breeze 19.9 Very strong breeze
Apr 12.7 Significant breeze 19 Strong breeze
May 14.5 Significant breeze 20.6 Very strong breeze
Jun 11.6 Significant breeze 17.1 Strong breeze
Jul 11.9 Significant breeze 17.7 Very strong breeze
Aug 13.4 Significant breeze 19.2 Strong breeze
Sep 14 Significant breeze 19.9 Very strong breeze
Oct 15.2 Significant breeze 21.5 Strong breeze
Nov 16.9 Significant breeze 24.7 Very strong breeze
Dec 18.4 Strong breeze 27 Very strong breeze

Show Relative Humidity by Month

Month Avg. Relative Humidity
Jan 80.6%
Feb 80.1%
Mar 74.5%
Apr 70.9%
May 73.8%
Jun 76.2%
Jul 79.5%
Aug 76.9%
Sep 79%
Oct 79.6%
Nov 77.9%
Dec 78.4%

 

Is it Safe to Travel to Connemara?

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 Connemara, 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 Connemara 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

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

 

 

Overall Connemara 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 47.8°F (8.8°C) with warmer temperatures in the later months. Rain is somewhat common with 7 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 brisk. These months see moderate precipitation with 7 to 9 days of precipitation per month. June – August is the busiest season for tourism in Connemara, so lodging and other accommodations may cost more than usual.

Fall (September through November)

Fall daily highs range from 61.4°F (16.3°C) and 48.7°F (9.3°C), which will feel chilly given the humidity and wind. It rains or snows a good amount: 9 to 15 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 Connemara to be enjoyable for warm weather travelers. The average high during this season is between 49.5°F (9.7°C) and 46.4°F (8°C). On average, it rains or snows a very great amount: 12 to 16 times per month. These times of year are fairly slow with tourists.

 

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