The Frontier Gazette & Almanack
“Fair Warning for Every Town Under the Sky” · Est. 1881
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Killarney Weather in May

Killarney in May

The short of it: Killarney in May averages a high of 15 °C (59 °F) and a low of 8 °C (46 °F), with 86 mm (3.4 in) of rain and about 15 h 40 min of daylight. Rated 2 of 5 for a visit; the best months are August and July. Source: TerraClimate climate normals, 1991–2020.

Average high 15° · low 8° · rain 86 mm · daylight 15 h 40 min

✦✦ Travel with care for a visit · best months: August & July

May in Killarney brings afternoons near 15° and nights around 8°, with about 86 mm of rain over the month. Much like April: highs about 15°, nights near 8°. A wool coat will serve you well. It is the driest month of the year, only 86 mm of rain.

The sun is up for about 15 h 40 min in mid-May, 110 minutes more than a month before.

For the traveller: pack layers, a wool coat and stout boots, and an oilskin besides. The Almanac rates May 2 of 5 for a visit; the finest months here are August and July.

Against its neighbours, Killarney runs cooler than most and drier than most in May. Baile an Mhuilinn, 17 km to the NW, sees much the same highs.

May in Killarney, by the numbers

Warmth rank
5th warmest of 12
Rain rank
12th wettest of 12
Versus April
2° warmer, 4.0 mm less rain
Versus June
2° colder
Day–night spread
7°
Snow season
seldom any
Daylight, mid-month
15 h 40 min
Average wind
15 km/h

Neighbouring Towns

May averages · distance by the crow’s flight
TownDistanceHighLowRain
Baile an MhuilinnMunster17 km NW15°8°120 mm
KillorglinMunster19 km WNW16°8°120 mm
CastleislandMunster20 km N15°8°90 mm
RathmoreMunster20 km E14°7°76 mm
KenmareMunster20 km SSW15°8°93 mm
TraleeMunster27 km NNW16°8°121 mm
MillstreetMunster31 km E15°7°65 mm
AbbeyfealeMunster38 km NNE15°8°80 mm

The Almanac · Killarney Month by Month

Climate normals 1991–2020 · pick a month
PrecipitationAverage highAverage low
Travel with care
The Almanac Speaks
May
✦✦✦✦✦

Much like April: highs about 15°, nights near 8°. A wool coat will serve you well. It is the driest month of the year, only 86 mm of rain.

Climate of Killarney by month
MonthHighLowRainWindDaylightVisit
January9°4°163 mm17 km/h8 h 14 min✦
February10°4°120 mm18 km/h9 h 51 min✦
March11°5°115 mm17 km/h11 h 42 min✦✦
April13°6°90 mm15 km/h13 h 49 min✦✦
May15°8°86 mm15 km/h15 h 40 min✦✦
June17°11°89 mm14 km/h16 h 43 min✦✦✦
July18°12°88 mm13 km/h16 h 17 min✦✦✦
August18°12°98 mm13 km/h14 h 38 min✦✦✦
September17°11°100 mm14 km/h12 h 34 min✦✦✦
October14°8°146 mm15 km/h10 h 31 min✦✦
November11°6°177 mm16 km/h8 h 41 min✦✦
December10°5°187 mm17 km/h7 h 45 min✦

Questions Readers Ask about Killarney in May

Answered from the wire & the Almanac

What is the weather like in Killarney in May?

Days average 15 °C (59 °F) and nights 8 °C (46 °F), with about 86 mm (3.4 in) of rain over the month. Much like April: highs about 15°, nights near 8°. A wool coat will serve you well. It is the driest month of the year, only 86 mm of rain.

Is May a good time to visit Killarney?

The Almanac gives May 2 of 5 (travel with care). The best months are August and July.

How long are the days in Killarney in May?

In mid-May the sun is up for about 15 h 40 min. The days are lengthening — from 7 h 45 min in December to 16 h 43 min in June.

Does it snow in Killarney in May?

Hardly — May nights average 8 °C (46 °F), above freezing.

What should I pack for Killarney in May?

Layers, a warm coat and stout boots, plus a good raincoat — it is a wet month.

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The Editor’s Remark

“Weather is the only news that never grows stale. Each morning the sky writes its own front page, and we at Wanted Weather are but its telegraph operators.”— J. Whitmore, Editor