Limerick weather in May

In May, Limerick sees average daytime highs of 15°C and overnight lows near 8°C, with 77 mm of rain across 14.2 wet days and about 15.5 hours of daylight. It is the 5th-warmest and 8th-wettest month of the year here.

Highs climb over the month, from about 14°C in the first days to 16°C by the end. The sky is clear or mostly clear about 7% of the time in May, and the air most often feels dry.

Daylight stretches from about 14 h 36 min at the start of May to 16 h 12 min by month's end. Set against the rest of the year, May is Limerick's 4th-clearest and 8th-windiest month. For the whole year in context, see Limerick's year-round climate.

Daytime high
15°
5th warmest
Overnight low
8th coldest
Rainfall
77 mm
14.2 wet days
Daylight
15 h 30 min
4:45 AM – 8:16 PM
Cloud cover
78%
4th clearest
Wind
13 km/h
8th windiest
Solar energy
4.64 kWh/m²
Travel score
3.8
out of 10

Limerick is city in Ireland in the province of Munster.

Air quality
Moderate
PM2.5 10.1 µg/m³ · 2018
Density
4,920/km²
people per km²
Founded
~812 CE

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in May

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 14°C in the first days to 16°C by the end.

A typical May day in Limerick reaches about 15°C in the afternoon and slips back to 8°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 11°C and 19°C. Set against its neighbours, May runs about 3°C warmer than April and about 2°C cooler than June.

10°15°20°25°151015202531
Avg high (°C)Avg low (°C)
1136
2146
3146
4146
5147
6147
7147
8147
9147
10147
11147
12147
13147
14147
15157
16157
17158
18158
19158
20158
21158
22158
23158
24168
25168
26169
27169
28169
29169
30169
31169

How May really feels in Limerick

Once humidity and wind are folded in, May averages 0 days that feel above 32°C and 0 that feel at or below 0°C — the comfort signal a plain temperature reading hides.

Days feeling ≥ 32°C
0
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

May sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Limerick weather by month

How May compares with the rest of the year at a glance. May is the 5th-warmest and 8th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / 9415.50.681.1
Feb / 79130.89.51.3
Mar10° / 7613.50.511.51.9
Apr12° / 7613.7013.62.9
May15° / 7714.2015.53.8
Jun17° / 10°7712.6016.54.8
Jul18° / 12°8314.2016.15.1
Aug18° / 12°8914014.55.0
Sep16° / 10°7612.7012.44.5
Oct13° / 8914.1010.33.2
Nov10° / 9615.108.51.9
Dec / 99150.37.51.2

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 7% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 13% of May, with mostly cloudy or overcast conditions the remaining 80%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
12080
22080
32080
42080
52080
62080
71981
82080
92080
102080
112080
122080
131981
141981
151981
161981
171882
181882
191882
201882
211981
221981
231981
241981
252080
262080
272080
282179
292179
302179
312278

Chance of precipitation in May

Any precipitation

Limerick gets around 77 mm of rain over 14.2 wet days in May. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 46% and peaks near 48% on the wettest days.

0%20%40%60%151015202531
Rain chance (%)
148
248
347
447
547
646
746
846
946
1046
1147
1247
1347
1447
1547
1647
1747
1847
1947
2046
2146
2246
2346
2446
2546
2645
2745
2845
2944
3044
3144

Humidity in May

DryComfortableHumidMuggyOppressiveMiserable

Most of May feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, May lands in the dry band about 98% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)
11000
21000
31000
41000
51000
61000
71000
81000
91000
101000
11991
12991
13991
14991
15991
16991
17982
18982
19982
20982
21982
22973
23973
24973
25973
26964
27964
28964
29964
30964
31955

Wind in May

Winds average 13 km/h in May.

Across May, daily wind ranges from about 13 km/h on the calmest days to 14 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (km/h)Feels
114light breeze
214light breeze
314light breeze
414light breeze
514light breeze
614light breeze
714light breeze
813light breeze
913light breeze
1013light breeze
1113light breeze
1213light breeze
1313light breeze
1413light breeze
1513light breeze
1613light breeze
1713light breeze
1813light breeze
1913light breeze
2013light breeze
2113light breeze
2213light breeze
2313light breeze
2413light breeze
2513light breeze
2613light breeze
2713light breeze
2813light breeze
2913light breeze
3013light breeze
3113light breeze

Sunrise & sunset in May

DaylightNight

Daylight runs from about 14 h 36 min at the start of May to 16 h 12 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 96 minutes over May. Sunrise moves from 5:12 AM to 4:26 AM, and sunset from 7:51 PM to 8:38 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
114.65:127:51
214.75:107:53
314.85:087:54
414.85:067:56
514.95:057:58
615.05:038:00
715.05:018:01
815.14:598:03
915.14:578:05
1015.24:558:06
1115.24:548:08
1215.34:528:10
1315.44:508:11
1415.44:488:13
1515.54:478:15
1615.54:458:16
1715.64:448:18
1815.64:428:19
1915.74:418:21
2015.74:398:22
2115.84:388:24
2215.84:368:25
2315.94:358:27
2415.94:348:28
2516.04:338:30
2616.04:318:31
2716.04:308:33
2816.14:298:34
2916.14:288:35
3016.24:278:36
3116.24:268:38

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 4.64 kWh/m².

For context, solar energy here swings from a low near 0.53 kWh/m² to a high of 4.74 kWh/m² in June across the year — May's 4.64 kWh/m² sits near the top of that range.

024151015202531
Solar energy (kWh/m²)Level
14.3Bright
24.3Bright
34.4Bright
44.4Bright
54.4Bright
64.5Bright
74.5Bright
84.5Bright
94.5Bright
104.5Bright
114.6Bright
124.6Bright
134.6Bright
144.6Bright
154.6Bright
164.6Bright
174.6Bright
184.6Bright
194.7Bright
204.7Bright
214.7Bright
224.7Bright
234.7Bright
244.7Bright
254.7Bright
264.8Bright
274.8Bright
284.8Bright
294.8Bright
304.8Bright
314.8Bright
Planning a trip in May

Is May a good time to visit Limerick?

Our two travel scores rate May for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).

3.8
Sightseeing
5th-best month of the year
0.2
Beach & pool
5th-best month of the year

May is a weaker month for outdoor sightseeing in Limerick.

What to pack for Limerick in May

From May's temperature range, rain chance, sun and wind — what's worth putting in the bag.

In May, Limerick sees daytime highs around 15°C and nights near 8°C. Pack rain gear. Worth having: a warm layer and sun protection. About 14 days see rain.

rain geara warm layersun protection

UV index in Limerick in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May peaks around 5 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Limerick peaks around August 12 at about 6 (high) — a little sun protection helps at midday. It bottoms out near January 1 at about 1 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 6 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighModerateLowAug 12UV 6Jan 1UV 1
UV index (midday)Level
Jan1Low
Feb1Low
Mar3Moderate
Apr4Moderate
May5Moderate
Jun6High
Jul5High
Aug6High
Sep4Moderate
Oct2Low
Nov1Low
Dec1Low
Location & terrain

Where is Limerick?

Limerick sits at 52.7°N, 8.6°W, 7 m above sea level, in Ireland. The nearest listed city is Ennis, 32 km away.

EnnisCluain MealaGalwayTraleeCorkBallincolligDouglasKillarney

Topography around Limerick

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Limerick.

Within 3 km, the terrain around Limerick has only modest variations in elevation — a maximum elevation change of 35 m around an average of 10 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 383 m; within 80 km, large variations in elevation — a maximum elevation change of 925 m.

The land around Limerick is covered by grassland (36%), artificial surfaces (35%) and trees (23%) within 3 km, grassland (74%) within 16 km, and grassland (74%) within 80 km.

3 km
35 m
16 km
383 m
80 km
925 m
treesgrasslandcroplandartificial surfaceswater
May weather nearby: Ennis 32 km · Cluain Meala 71 km · Galway 73 km · Tralee 85 km · Cork 86 km · Ballincollig 87 km · Douglas 89 km · Killarney 90 km

Ireland travel facts

Travel advisory
Level 1
Exercise Normal Precautions
Power plugs
Type G
230 V · 50 Hz
Prices
≈ 85% of US
price level, 2025
GDP per capita
$131,592
2025
Happiness
6.9 / 10
World Happiness, 2025
Safe drinking water
96%
of population, 2024
Homicide rate
0.7
per 100k, 2023
Road deaths
3.1
per 100k/yr, 2019
Income group
High
World Bank
Religion
Roman Catholic 69%none 15%Protestant 4%Orthodox 2%

Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.

Data sources

Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Limerick (52.6647°, -8.6231°, elevation 7 m), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).