Limerick weather in May

In May, Limerick sees average daytime highs of 71°F and overnight lows near 53°F, with 3.9 in of rain across 11.7 wet days and about 14.2 hours of daylight. It is the 5th-warmest and 7th-wettest month of the year here.

Highs climb over the month, from about 67°F in the first days to 76°F by the end. The sky is clear or mostly clear about 24% of the time in May, and the air most often feels dry.

Daylight stretches from about 13 h 42 min at the start of May to 14 h 36 min by month's end. Set against the rest of the year, May is Limerick's 11th-clearest and 8th-windiest month. For the whole year in context, see Limerick's year-round climate.

Daytime high
71°
5th warmest
Overnight low
53°
8th coldest
Rainfall
3.9 in
11.7 wet days
Daylight
14 h 12 min
4:52 AM – 7:05 PM
Cloud cover
64%
11th clearest
Wind
6 mph
8th windiest
Solar energy
5.64 kWh/m²
Travel score
6.3
out of 10

Limerick is township in Montgomery County, Pennsylvania, United States.

Founded
1726

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 67°F in the first days to 76°F by the end.

A typical May day in Limerick reaches about 71°F in the afternoon and slips back to 53°F overnight — a 18°F spread between the day's warmth and the night's chill. On most days the high lands between 60°F and 84°F. Set against its neighbours, May runs about 9°F warmer than April and about 9°F cooler than June.

40°60°80°151015202531
Avg high (°F)Avg low (°F)
16749
26749
36749
46849
56850
66850
76950
86951
96951
106951
117051
127052
137052
147152
157153
167153
177153
187254
197254
207354
217355
227355
237455
247456
257456
267556
277557
287657
297658
307658
317658

How May really feels in Limerick

Once humidity and wind are folded in, May averages 0 days that feel above 90°F and 0 that feel at or below 32°F — the comfort signal a plain temperature reading hides.

Days feeling ≥ 90°F
0
heat index over the day's high
Days feeling ≤ 32°F
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 7th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°F)Rainfall (inches)Wet daysSnow daysDaylight (hours)Travel score
Jan39° / 25°3.39.54.29.50.0
Feb42° / 26°3.093.810.40.3
Mar50° / 33°4.0113.311.72.3
Apr62° / 44°3.8110.4135.1
May71° / 53°3.911.7014.26.3
Jun81° / 63°4.311.7014.86.0
Jul85° / 68°4.411.7014.65.0
Aug83° / 66°4.010.3013.65.8
Sep76° / 59°4.69.4012.36.9
Oct64° / 47°3.88.80.110.95.9
Nov53° / 38°3.07.90.59.83.2
Dec43° / 30°3.99.32.49.20.6

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 24% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 19% of May, with mostly cloudy or overcast conditions the remaining 57%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14357
24258
34357
44357
54357
64357
74357
84357
94357
104357
114357
124456
134357
144357
154357
164357
174357
184357
194357
204357
214357
224456
234357
244357
254357
264357
274456
284357
294456
304456
314357

Chance of precipitation in May

Any precipitation

Limerick gets around 3.9 in of rain over 11.7 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 38% and peaks near 39% on the wettest days.

0%10%20%30%40%50%151015202531
Rain chance (%)
136
236
336
436
536
636
737
837
937
1037
1137
1237
1338
1438
1538
1638
1738
1838
1938
2038
2138
2238
2339
2439
2539
2639
2739
2839
2939
3038
3138

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 68% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
18611300
28511400
38412400
48213500
58213500
67914610
77914610
87814710
97814710
107615810
117515910
127415920
1373151020
1472151120
1571151130
1670151230
1769151240
1867161340
1966161350
2063171460
2162171560
2260181570
2358181680
2456181790
2555191790
26531918100
27531918100
28502019110
29502019111
30482019111
31472120121

Wind in May

Winds average 6 mph in May.

Across May, daily wind ranges from about 6 mph on the calmest days to 7 mph at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (mph)Feels
17calm
27calm
37calm
47calm
57calm
67calm
77calm
87calm
97calm
107calm
117calm
127calm
137calm
147calm
157calm
166calm
176calm
186calm
196calm
206calm
216calm
226calm
236calm
246calm
256calm
266calm
276calm
286calm
296calm
306calm
316calm

Sunrise & sunset in May

DaylightNight

Daylight runs from about 13 h 42 min at the start of May to 14 h 36 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 54 minutes over May. Sunrise moves from 5:09 AM to 4:41 AM, and sunset from 6:50 PM to 7:18 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.75:096:50
213.75:076:51
313.85:066:52
413.85:056:53
513.85:046:54
613.95:026:55
713.95:016:56
813.95:006:57
914.04:596:58
1014.04:586:59
1114.14:577:00
1214.14:567:01
1314.14:557:02
1414.24:547:03
1514.24:537:04
1614.24:527:05
1714.34:517:06
1814.34:507:07
1914.34:497:08
2014.34:487:09
2114.44:477:10
2214.44:477:11
2314.44:467:12
2414.54:457:12
2514.54:447:13
2614.54:447:14
2714.54:437:15
2814.64:427:16
2914.64:427:17
3014.64:417:17
3114.64:417:18

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 5.64 kWh/m².

For context, solar energy here swings from a low near 1.78 kWh/m² to a high of 6.04 kWh/m² in June across the year — May's 5.64 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
15.4Bright
25.4Bright
35.4Bright
45.4Bright
55.4Bright
65.5Bright
75.5Bright
85.5Bright
95.5Bright
105.5Bright
115.5Bright
125.5Bright
135.6Bright
145.6Bright
155.6Bright
165.6Bright
175.6Bright
185.7Bright
195.7Bright
205.7Bright
215.7Bright
225.7Bright
235.8Bright
245.8Bright
255.8Bright
265.8Bright
275.8Bright
285.9Bright
295.9Bright
305.9Bright
315.9Bright
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).

6.3
Sightseeing
2nd-best month of the year
4.3
Beach & pool
5th-best month of the year

May is a reasonable time to visit Limerick for sightseeing.

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 71°F and nights near 53°F. Worth packing: rain gear and sun protection. About 12 days see rain.

rain gearsun protection

UV index in Limerick in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May peaks around 8 — 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 July 10 at about 8 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 22 at about 2 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 9 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highHighModerateLowJul 10UV 8Dec 22UV 2
UV index (midday)Level
Jan2Low
Feb3Moderate
Mar5Moderate
Apr6High
May8Very high
Jun8Very high
Jul8Very high
Aug6High
Sep6High
Oct3Moderate
Nov3Moderate
Dec2Low

Air quality in Limerick in May

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where May falls, not just the annual average.

Air quality in Limerick is worst in July — around 17 µg/m³ PM2.5 (moderate), about 2.1× the cleanest month (November, 8 µg/m³).

Modeled monthly averages (CAMS reanalysis, 2015–2024).

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodJul 1417 µg/m³Nov 148 µg/m³
PM2.5 (µg/m³)Level
Jan10Good
Feb12Good
Mar13Moderate
Apr13Moderate
May16Moderate
Jun16Moderate
Jul17Moderate
Aug15Moderate
Sep12Good
Oct9Good
Nov8Good
Dec9Good
Location & terrain

Where is Limerick?

Limerick sits at 40.2°N, 75.5°W, 292 ft above sea level, in United States. The nearest listed city is Pottstown, 6.8 mi away.

Topography around Limerick

How much the land rises and falls, and what covers it, within 2, 10 and 50 miles of Limerick.

Within 2 miles, the terrain around Limerick has only modest variations in elevation — a maximum elevation change of 318 ft around an average of 295 ft above sea level; within 10 miles, significant variations in elevation — a maximum elevation change of 863 ft; within 50 miles, large variations in elevation — a maximum elevation change of 2,060 ft.

The land around Limerick is covered by trees (43%) and grassland (39%) within 2 miles, trees (60%) and grassland (28%) within 10 miles, and trees (59%) within 50 miles.

2 miles
318 ft
10 miles
863 ft
50 miles
2,060 ft
treesgrasslandcroplandartificial surfaceswater
May weather nearby: Pottstown 6.8 mi · Phoenixville 6.8 mi · King of Prussia 12 mi · Norristown 12 mi · Lansdale 12 mi · Wayne 15 mi · Radnor 16 mi · West Chester 19 mi

United States travel facts

Power plugs
Type A / B
120 V · 60 Hz
Prices
≈ 100% of US
price level, 2025
GDP per capita
$90,027
2025
Happiness
6.8 / 10
World Happiness, 2025
Safe drinking water
98%
of population, 2024
Homicide rate
5.8
per 100k, 2023
Road deaths
12.7
per 100k/yr, 2019
Income group
High
World Bank
Religion
Protestant 47%unaffiliated 23%Roman Catholic 21%Jewish 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 (40.2309°, -75.5221°, elevation 292 ft), 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. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).