Killarney weather in November

November in Killarney: cold, rainy, with clean air — a good time to visit.

Updated September 2026 · climate normals from ERA5 reanalysis

Killarney🇮🇪 Ireland · British Isles · Trekking68
  1. 64Jan
  2. 66Feb
  3. 73Mar
  4. 82Apr
  5. 90May
  6. 88Jun
  7. 89Jul
  8. 86Aug
  9. 81Sep
  10. 74Oct
  11. 68Nov
  12. 61Dec

#9 of 12 months in Killarney · #861 of 1413 destinations to visit in November · comfort 68/100 (tier C)

Days
11°C
Nights
6°C
Wet days
17
Sun
4.2 h
Humidity
89%
Daylight
9 h
Killarney, Ireland
Photo: Tanita Lupa · Pexels

Traveller notes on Killarney in November

Other months in Killarney

Killarney-forum threads on visiting the national park in March describe the honest expectation as genuinely unpredictable, posters calling proper layers and real rain gear the standard advice. Regulars describe March as broadly colder and wetter than later spring, several places around town still running a reduced winter schedule. Posters call the Gap of Dunloe walk or cycle route still genuinely rewarding even on a changeable day, fit visitors facing few real problems regardless of forecast. Regulars recommend checking Met Eireann for current conditions rather than trusting a seasonal average. Posters describe wrapping up properly as the real key to enjoying outdoor activity, cold snaps entirely possible even on an otherwise mild week. Regulars call the park worth visiting in any weather, the lakes and mountains striking regardless of cloud cover. The record: 10.4C days feeling like 7C, 4.3C nights, an extraordinarily high 115.6mm across nearly 17 days and 84 percent humidity.
KillarneyMarchRegular · March · 1 month ago · Read more on Tripadvisor ↗
Killarney-forum threads on an April 13th visit call this timing entirely reasonable, posters describing mid-April as genuinely warming up compared with earlier in the month. Regulars call the window between Easter and the May bank holiday a real sweet spot, everything open and running but crowds still considerably lighter than peak summer. Posters describe Irish weather in April as capable of anything, clear and sunny one day, properly wet and windy the next, occasionally even a cold snap with a touch of snow. Regulars call late April a genuinely better bet than March, both weather and buzz noticeably improved by then. Posters recommend real waterproof layers regardless of how settled the forecast looks. Regulars call the national park worth visiting in any April weather, cycling and walking routes both genuinely rewarding. The record: 12.8C days feeling like 10C, 6.1C nights, 85mm across over 13 days and 80 percent humidity.
KillarneyAprilRegular · April · 1 month ago · Read more on Tripadvisor ↗
Killarney-forum threads on a February visit are direct real unsettled weather is the safer assumption, posters calling this genuinely hard to predict, capable of turning sunny and calm or damp and dark with little warning. Regulars call accommodation prices a real upside of the off-season timing, considerably cheaper than the summer peak. Posters describe a lucky clear February day as genuinely rewarding, the bare mountainsides and leafless trees opening up views that summer's foliage blocks. Regulars call a passing shower typically brief on the Ring of Kerry, the usual pattern running shower-clear-shower rather than an all-day soak. Posters recommend real waterproof layers regardless of how the morning starts. Regulars call the national park worth visiting in any February weather. The record: 9.4C days feeling like 6C, 4.6C nights, a notably high 122.7mm across nearly 17 days and 85 percent humidity.
KillarneyFebruaryRegular · February · 1 month ago · Read more on Tripadvisor ↗
Killarney-forum threads on September weather are direct conditions here can go every direction within the same single day, sun, cloud, a shower and real wind all entirely possible on one outing around the lakes. Posters call short-sleeved layers under a windbreaker the standard advice, shorts generally unnecessary even on a mild afternoon. Regulars describe late August into early September as sometimes running comfortably mild, other years bringing a genuinely wetter stretch, nothing guaranteed one week to the next in County Kerry. Killarney National Park is called worth visiting regardless of forecast, the lakes and mountain backdrop striking even under grey skies. Posters recommend packing for every condition rather than trusting a single forecast more than a day out, air conditioning entirely unnecessary given how mild temperatures stay here. The record: 16.7C days feeling like 15C, 11.2C nights, an extraordinarily high 107mm across over 15 days and 85 percent humidity.
KillarneySeptemberRegular · September · 1 month ago · Read more on Tripadvisor ↗

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Killarney climate normals — November

Daytime high11°C / 51°F🧥 cold
Nighttime low6°C / 43°F
Feels like (high)8°C / 46°F
Sea temperature10°C / 50°F🥶 cold sea
Rainfall107 mm / 4.2 in🌧 rainy
Rainy days17 days
Humidity89%💦 very humid
Dew point7°C / 44°F
Sunshine4.2 h/day
Daylight8.8 h
Wind20 km/h / 12 mph
Snowfall0.9 cm / 0.4 in
Air quality (US AQI)30🍃 good

Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.

Crowds in Killarney in November

How busy the place itself is — school and mass holidays, the months an editor tagged, and how sought-after the weather makes them. Never part of the comfort score.

BusyChristmas in Killarney, school holidays in 2 of the markets that fill it(estimated)

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Peak crowdsBusyShoulder seasonQuiet

Best months for Killarney's weather

Ranked by this destination's own climate comfort score across the year — a different thing from how busy it gets (see Crowds above).

Fair weatherKillarney's weather peaks May–July.

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Best weatherFair weatherToughest weather

What's on in Killarney in November

Recurring seasonal events, natural spectacles, closures and holidays — curated and sourced.

  • Nature

    Oakwoods turning

    5 Oct – 5 Nov · usuallyAutumn colour

    The old oak and the imported beech around Muckross and Torc go through October, and the park's paths are at their emptiest between the summer coaches and the Christmas weekends.

  • Closure

    Ross Castle closed for winter

    4 Nov – 6 Mar · usually

    The tower house is shut to visitors from early November to early March; the grounds and lakeshore stay open, but the interior is by guided tour only and those resume in spring. Muckross House stays open year-round. Source ↗

  • Festival

    Christmas in Killarney

    20 Nov – 31 Dec · usuallyChristmas & New YearCrowded

    The town runs a six-week festival with a lit trail, a market and a parade, and it draws Kerry and Cork rather than tourists. Weekends in December are as busy as August. Source ↗

What's on around the world in November →

Nearby, and something's on

Within 300 km of Killarney — a day trip or a short hop — with something on this month. Never part of the comfort score.

Where is Killarney?

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Killarney in November — FAQ

Is November a good time to visit Killarney?
November in Killarney: cold, rainy, with clean air — a good time to visit. It ranks #9 of 12 months for Killarney on SeasonMap's comfort score (68/100).
What is the weather like in Killarney in November?
In November, Killarney averages a daily high of 10.7°C and a low of 6.3°C, with about 106.6 mm of rain over roughly 16.6 rainy days.
What is the air quality in Killarney in November?
Killarney has a mean US Air Quality Index of about 30 in November.

Within 300 km: Dingle's Other Voices around 28 Nov – 10 Dec, and Dublin's Book of Kells timed tickets on 1 Jan – 31 Dec.