Elefsína weather in May

In May, Elefsína sees average daytime highs of 24°C and overnight lows near 16°C, with 22 mm of rain across 4.8 wet days and about 14 hours of daylight. It is the 5th-warmest and 8th-wettest month of the year here.

Highs climb over the month, from about 22°C in the first days to 26°C by the end. The sky is clear or mostly clear about 59% of the time in May, and the air most often feels dry.

Daylight stretches from about 13 h 36 min at the start of May to 14 h 24 min by month's end. Set against the rest of the year, May is Elefsína's 5th-clearest and 12th-windiest month. For the whole year in context, see Elefsína's year-round climate.

Daytime high
24°
5th warmest
Overnight low
16°
8th coldest
Rainfall
22 mm
4.8 wet days
Daylight
14 h 06 min
5:21 AM – 7:24 PM
Cloud cover
38%
5th clearest
Wind
9 km/h
12th windiest
Solar energy
6.7 kWh/m²
Travel score
8.1
out of 10

Elefsína is modern city in West Attica, Greece.

Air quality
Elevated
PM2.5 18.5 µg/m³ · 2019
Density
1,350/km²
people per km²

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 22°C in the first days to 26°C by the end.

A typical May day in Elefsína reaches about 24°C in the afternoon and slips back to 16°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 20°C and 29°C. Set against its neighbours, May runs about 5°C warmer than April and about 5°C cooler than June.

10°15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
12213
22213
32214
42314
52314
62314
72314
82314
92315
102415
112415
122415
132415
142415
152415
162516
172516
182516
192516
202516
212516
222516
232516
242617
252617
262617
272617
282617
292617
302617
312718

Elefsína 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
Jan12° / 557.90.69.73.3
Feb13° / 487.30.610.53.8
Mar15° / 526.70.211.75.2
Apr19° / 11°285.10137.1
May24° / 16°224.80148.1
Jun29° / 20°102.3014.66.9
Jul32° / 22°51.1014.45.7
Aug31° / 23°41.2013.55.9
Sep28° / 19°172.8012.37.8
Oct23° / 15°314.40117.9
Nov17° / 11°496.809.96.1
Dec13° / 618.10.49.43.9

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 59% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 15% of May, with mostly cloudy or overcast conditions the remaining 26%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
17129
27129
37129
47228
57228
67228
77228
87228
97228
107327
117327
127327
137327
147327
157426
167426
177426
187426
197426
207426
217426
227426
237525
247624
257624
267723
277723
287921
298020
308020
318218

Chance of precipitation in May

Any precipitation

Elefsína gets around 22 mm of rain over 4.8 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 15% and peaks near 17% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
113
213
313
413
513
613
713
814
914
1014
1114
1214
1314
1414
1514
1614
1715
1815
1915
2016
2116
2216
2316
2417
2516
2616
2716
2816
2915
3015
3114

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 73% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)
19280
29190
39190
490100
589110
688120
787130
886140
985150
1084160
1183170
1281181
1380191
1478211
1577221
1676231
1773252
1872262
1971272
2068293
2167303
2265314
2363334
2461345
2559356
2657376
2755387
2853407
2952417
3049438
3147448

Wind in May

Winds average 9 km/h in May, the calmest month.

Across May, daily wind ranges from about 8 km/h on the calmest days to 9 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
19calm
29calm
39calm
49calm
59calm
69calm
79calm
89calm
99calm
109calm
119calm
129calm
139calm
149calm
159calm
168calm
178calm
188calm
198calm
208calm
218calm
228calm
238calm
248calm
258calm
268calm
278calm
288calm
298calm
308calm
318calm

Sunrise & sunset in May

DaylightNight

Daylight runs from about 13 h 36 min at the start of May to 14 h 24 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 48 minutes over May. Sunrise moves from 5:36 AM to 5:11 AM, and sunset from 7:10 PM to 7:36 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.65:367:10
213.65:357:11
313.65:347:12
413.75:337:13
513.75:327:13
613.75:307:14
713.85:297:15
813.85:287:16
913.85:277:17
1013.95:267:18
1113.95:257:19
1213.95:247:20
1314.05:237:21
1414.05:227:22
1514.05:217:23
1614.15:217:24
1714.15:207:24
1814.15:197:25
1914.15:187:26
2014.25:177:27
2114.25:177:28
2214.25:167:29
2314.25:157:30
2414.35:147:30
2514.35:147:31
2614.35:137:32
2714.35:137:33
2814.45:127:34
2914.45:127:34
3014.45:117:35
3114.45:117:36

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 6.7 kWh/m².

For context, solar energy here swings from a low near 1.86 kWh/m² to a high of 7.44 kWh/m² in June across the year — May's 6.7 kWh/m² sits near the top of that range.

02468151015202531
Solar energy (kWh/m²)Level
16.4Intense
26.4Intense
36.5Intense
46.5Intense
56.5Intense
66.5Intense
76.5Intense
86.5Intense
96.6Intense
106.6Intense
116.6Intense
126.6Intense
136.6Intense
146.7Intense
156.7Intense
166.7Intense
176.7Intense
186.7Intense
196.8Intense
206.8Intense
216.8Intense
226.8Intense
236.8Intense
246.9Intense
256.9Intense
266.9Intense
277.0Intense
287.0Intense
297.0Intense
307.0Intense
317.1Intense
Planning a trip in May

Is May a good time to visit Elefsína?

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

8.1
Sightseeing
1st-best month of the year
6.9
Beach & pool
5th-best month of the year

May is one of the better times to visit Elefsína for general sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Elefsína in May

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

In May, Elefsína sees daytime highs around 24°C and nights near 16°C. Pack sun protection. Worth having: light clothes. About 5 days see rain.

sun protectionlight clothes

Sea temperature near Elefsína in May

The nearest coast averages about 19°C in May — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 20 km away) is warmest in August at about 26°C and coldest in February near 15°C.

It's comfortable for a long swim from May 28 to Nov 16 — about 5.7 months when the water holds above 20°C.

15°20°25°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan15Cool
Feb15Bracing
Mar15Bracing
Apr16Cool
May19Cool
Jun22Refreshing
Jul25Warm
Aug26Warm
Sep25Warm
Oct23Refreshing
Nov20Refreshing
Dec17Cool

UV index in Elefsína in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May peaks around 7 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Elefsína peaks around July 13 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near January 1 at about 2 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 8 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateVery highHighModerateJul 13UV 9Jan 1UV 2
UV index (midday)Level
Jan2Low
Feb3Moderate
Mar5Moderate
Apr7Very high
May7High
Jun9Very high
Jul9Very high
Aug9Very high
Sep7Very high
Oct5Moderate
Nov3Moderate
Dec2Low

Air quality in Elefsína 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 Elefsína is worst in August — around 30 µg/m³ PM2.5 (moderate), about 2.5× the cleanest month (December, 12 µg/m³).

Seasonal pattern from CAMS reanalysis, scaled to Elefsína's WHO annual average of 18.5 µg/m³.

010203040JanFebMarAprMayJunJulAugSepOctNovDecModerateAug 1229 µg/m³Dec 1412 µg/m³
PM2.5 (µg/m³)Level
Jan16Moderate
Feb18Moderate
Mar21Moderate
Apr21Moderate
May20Moderate
Jun16Moderate
Jul26Moderate
Aug30Moderate
Sep16Moderate
Oct14Moderate
Nov14Moderate
Dec12Good
Location & terrain

Where is Elefsína?

Elefsína sits at 38.0°N, 23.5°E, 7 m above sea level, in Greece. The nearest listed city is Asprópyrgos, 5.0 km away.

Topography around Elefsína

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

Within 3 km, the terrain around Elefsína has only modest variations in elevation — a maximum elevation change of 86 m around an average of 8 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 986 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,724 m.

The land around Elefsína is covered by water (47%) and artificial surfaces (30%) within 3 km, trees (25%), artificial surfaces (20%) and water (20%) within 16 km, and water (44%) and trees (25%) within 80 km.

3 km
86 m
16 km
986 m
80 km
1,724 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
May weather nearby: Asprópyrgos 5.0 km · Pérama 9.0 km · Salamína 9.0 km · Keratsíni 11 km · Korydallós 11 km · Chaïdári 11 km · Agía Varvára 12 km · Petroúpolis 12 km

Greece travel facts

Travel advisory
Level 1
Exercise Normal Precautions
Power plugs
Type C / F
230 V · 50 Hz
Prices
≈ 60% of US
price level, 2025
GDP per capita
$26,948
2025
Happiness
5.7 / 10
World Happiness, 2025
Safe drinking water
97%
of population, 2024
Homicide rate
0.8
per 100k, 2023
Road deaths
8.3
per 100k/yr, 2019
Income group
High
World Bank
English
High
EF EPI 592
Religion
other 3%Muslim 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 Elefsína (38.0414°, 23.543°, 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. Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. 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).