Dublin weather in May

In May, Dublin sees average daytime highs of 85°F and overnight lows near 64°F, with 2.2 in of rain across 7.8 wet days and about 13.6 hours of daylight. It is the 5th-warmest and 12th-wettest month of the year here.

Highs climb over the month, from about 82°F in the first days to 87°F by the end. The sky is clear or mostly clear about 37% of the time in May, and the air most often feels dry.

Daylight stretches from about 13 h 18 min at the start of May to 14 hours by month's end. Set against the rest of the year, May is Dublin's 4th-clearest and 7th-windiest month. For the whole year in context, see Dublin's year-round climate.

Daytime high
85°
5th warmest
Overnight low
64°
8th coldest
Rainfall
2.2 in
7.8 wet days
Daylight
13 h 42 min
5:38 AM – 7:18 PM
Cloud cover
53%
4th clearest
Wind
6 mph
7th windiest
Solar energy
6.34 kWh/m²
Travel score
5.8
out of 10

Dublin is city in and the county seat of Laurens County, Georgia, United States.

Density
390/km²
people per km²
Founded
1812

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 82°F in the first days to 87°F by the end.

A typical May day in Dublin reaches about 85°F in the afternoon and slips back to 64°F overnight — a 21°F spread between the day's warmth and the night's chill. On most days the high lands between 76°F and 92°F. Set against its neighbours, May runs about 7°F warmer than April and about 5°F cooler than June.

40°60°80°151015202531
Avg high (°F)Avg low (°F)
18159
28259
38260
48260
58260
68261
78361
88361
98362
108362
118462
128462
138463
148463
158463
168564
178564
188564
198565
208565
218665
228665
238666
248666
258666
268767
278767
288767
298768
308768
318768

How May really feels in Dublin

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.

Dublin weather by month

How May compares with the rest of the year at a glance. May is the 5th-warmest and 12th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°F)Rainfall (inches)Wet daysDaylight (hours)Travel score
Jan59° / 38°3.79.210.14.6
Feb63° / 42°3.88.210.85.6
Mar70° / 47°3.88.811.86.8
Apr78° / 55°3.27.912.87.2
May85° / 64°2.27.813.65.8
Jun89° / 71°4.114.114.13.7
Jul92° / 74°3.915.613.92.8
Aug91° / 73°3.814.813.23.1
Sep86° / 68°3.69.312.25.0
Oct78° / 56°2.76.211.27.5
Nov68° / 46°2.76.710.36.9
Dec61° / 41°3.58.49.95.2

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 37% 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 44%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16040
26040
35941
46040
55941
65941
75941
85941
95842
105842
115743
125743
135743
145743
155743
165644
175644
185743
195644
205644
215545
225545
235446
245446
255446
265347
275347
285149
295149
305050
315050

Chance of precipitation in May

Any precipitation

Dublin gets around 2.2 in of rain over 7.8 wet days in May, the driest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 26% and peaks near 39% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%40%50%151015202531
Rain chance (%)
123
223
322
422
522
622
721
821
921
1021
1122
1222
1322
1423
1523
1624
1724
1825
1926
2026
2127
2228
2329
2430
2531
2633
2734
2835
2937
3038
3139

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 28% of days. Sticky, muggy-or-worse air turns up on roughly 27% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
149251790
247261790
3462617101
4442718111
5422718121
6402719131
7382719141
8372720151
9362720161
10342721171
11332621181
12322622191
13312522201
14302523212
15292423222
16282423232
17272324232
18262224243
19252225253
20242125264
21232125274
22212025285
23202026305
24182025316
25161925327
26151925348
27131825359
281218243710
291017243811
30917233913
31816224014

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
66calm
76calm
86calm
96calm
106calm
116calm
126calm
136calm
146calm
156calm
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 18 min at the start of May to 14 hours by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 42 minutes over May. Sunrise moves from 5:51 AM to 5:30 AM, and sunset from 7:07 PM to 7:28 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.35:517:07
213.35:507:08
313.35:497:08
413.45:487:09
513.45:477:10
613.45:467:11
713.45:457:11
813.55:447:12
913.55:437:13
1013.55:427:13
1113.55:427:14
1213.65:417:15
1313.65:407:16
1413.65:397:16
1513.65:397:17
1613.75:387:18
1713.75:377:19
1813.75:377:19
1913.75:367:20
2013.85:357:21
2113.85:357:21
2213.85:347:22
2313.85:347:23
2413.85:337:23
2513.95:337:24
2613.95:327:25
2713.95:327:25
2813.95:317:26
2913.95:317:27
3013.95:307:27
3114.05:307:28

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 6.34 kWh/m² — the sunniest month for solar.

For context, solar energy here swings from a low near 2.51 kWh/m² to a high of 6.34 kWh/m² in May across the year — May's 6.34 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
16.3Intense
26.3Intense
36.3Intense
46.3Intense
56.3Intense
66.3Intense
76.3Intense
86.4Intense
96.4Intense
106.4Intense
116.4Intense
126.4Intense
136.4Intense
146.3Intense
156.3Intense
166.3Intense
176.3Intense
186.3Intense
196.3Intense
206.3Intense
216.3Intense
226.3Intense
236.3Intense
246.2Intense
256.2Intense
266.2Intense
276.2Intense
286.2Intense
296.2Intense
306.1Intense
316.1Intense
Planning a trip in May

Is May a good time to visit Dublin?

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

5.8
Sightseeing
5th-best month of the year
7.2
Beach & pool
1st-best month of the year

May is a reasonable time to visit Dublin for sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Dublin in May

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

In May, Dublin sees daytime highs around 85°F and nights near 64°F. Pack light clothes and sun protection. About 8 days see rain.

light clothessun protection

UV index in Dublin in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May peaks around 9 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Dublin peaks around June 23 at about 10 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 19 at about 3 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 11 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highHighModerateJun 23UV 10Dec 19UV 3
UV index (midday)Level
Jan4Moderate
Feb5High
Mar6High
Apr7High
May9Very high
Jun10Very high
Jul10Very high
Aug9Very high
Sep7Very high
Oct6High
Nov4Moderate
Dec3Moderate

Air quality in Dublin 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 Dublin is worst in July — around 19 µg/m³ PM2.5 (moderate), about 2.2× the cleanest month (December, 9 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodGoodModerateGoodJul 1619 µg/m³Dec 239 µg/m³
PM2.5 (µg/m³)Level
Jan9Good
Feb11Good
Mar13Moderate
Apr11Good
May12Moderate
Jun16Moderate
Jul19Moderate
Aug16Moderate
Sep13Moderate
Oct10Good
Nov10Good
Dec9Good
Location & terrain

Where is Dublin?

Dublin sits at 32.5°N, 82.9°W, 220 ft above sea level, in United States. The nearest listed city is Milledgeville, 42 mi away.

Topography around Dublin

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

Within 2 miles, the terrain around Dublin has only modest variations in elevation — a maximum elevation change of 154 ft around an average of 230 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 266 ft; within 50 miles, only modest variations in elevation — a maximum elevation change of 653 ft.

The land around Dublin is covered by trees (69%) within 2 miles, trees (71%) and grassland (20%) within 10 miles, and trees (79%) within 50 miles.

2 miles
154 ft
10 miles
266 ft
50 miles
653 ft
treesgrasslandcroplandartificial surfacesbare terrainwater
May weather nearby: Milledgeville 42 mi · Warner Robins 42 mi · Macon 47 mi · Perry 48 mi · Statesboro 66 mi · Evans 82 mi · Martinez 83 mi · Tifton 83 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 Dublin (32.5404°, -82.9038°, elevation 220 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).