Delphi weather in May

In May, Delphi sees average daytime highs of 21°C and overnight lows near 13°C, with 44 mm of rain across 7.2 wet days and about 14.1 hours of daylight. It is the 5th-warmest and 8th-wettest month of the year here.

Highs climb over the month, from about 19°C in the first days to 22°C by the end. The sky is clear or mostly clear about 49% 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 30 min by month's end. Set against the rest of the year, May is Delphi's 5th-clearest and 5th-windiest month. For the whole year in context, see Delphi's year-round climate.

Daytime high
21°
5th warmest
Overnight low
13°
8th coldest
Rainfall
44 mm
7.2 wet days
Daylight
14 h 06 min
5:24 AM – 7:29 PM
Cloud cover
44%
5th clearest
Wind
7 km/h
5th windiest
Solar energy
6.71 kWh/m²
Travel score
7.1
out of 10

Delphi is modern village in Fokida, Greece.

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 19°C in the first days to 22°C by the end.

A typical May day in Delphi reaches about 21°C in the afternoon and slips back to 13°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 17°C and 24°C. Set against its neighbours, May runs about 5°C warmer than April and about 4°C cooler than June.

10°15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
11811
21911
31911
41911
51912
61912
71912
82012
92012
102012
112012
122013
132013
142113
152113
162113
172113
182113
192113
202114
212114
222214
232214
242214
252214
262214
272214
282214
292214
302315
312315

Delphi 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 / 8111.33.19.61.8
Feb10° / 7111.23.110.52.2
Mar12° / 7510.92.111.73.3
Apr16° / 448.30.1135.3
May21° / 13°447.2014.17.1
Jun25° / 17°295.1014.68.1
Jul27° / 20°234.1014.48.1
Aug27° / 20°173.4013.58.2
Sep24° / 17°375.9012.38.0
Oct19° / 13°467.70116.6
Nov15° / 719.10.29.94.4
Dec10° / 8811.92.99.42.3

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 49% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 20% of May, with mostly cloudy or overcast conditions the remaining 31%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16634
26634
36634
46733
56733
66733
76832
86832
96832
106832
116733
126733
136733
146733
156733
166733
176733
186733
196733
206733
216832
226832
236931
247030
257030
267228
277228
287426
297525
307525
317723

Chance of precipitation in May

Any precipitation

Delphi gets around 44 mm of rain over 7.2 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 23% and peaks near 25% on the wettest days.

0%10%20%30%40%151015202531
Rain chance (%)
123
223
322
422
522
621
721
821
921
1021
1121
1221
1321
1421
1522
1622
1722
1823
1923
2023
2124
2224
2325
2425
2525
2625
2725
2824
2924
3024
3123

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 83% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)
19730
29730
39730
49640
59640
69550
79460
89460
99370
109280
119280
129190
1390100
1489110
1588120
1687130
1785150
1884160
1982180
2080191
2178211
2277221
2375241
2474251
2572271
2670282
2768302
2866313
2965323
3062344
3160364

Wind in May

Winds average 7 km/h in May.

Across May, daily wind ranges from about 7 km/h on the calmest days to 8 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
17calm
27calm
37calm
47calm
57calm
67calm
77calm
87calm
97calm
107calm
117calm
127calm
138calm
148calm
158calm
168calm
178calm
188calm
198calm
208calm
217calm
227calm
237calm
247calm
257calm
267calm
277calm
287calm
297calm
307calm
317calm

Sunrise & sunset in May

DaylightNight

Daylight runs from about 13 h 36 min at the start of May to 14 h 30 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 5:40 AM to 5:14 AM, and sunset from 7:15 PM to 7:41 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.65:407:15
213.65:397:16
313.75:377:17
413.75:367:18
513.75:357:19
613.85:347:19
713.85:337:20
813.85:327:21
913.95:317:22
1013.95:307:23
1113.95:287:24
1214.05:277:25
1314.05:277:26
1414.05:267:27
1514.15:257:28
1614.15:247:29
1714.15:237:30
1814.15:227:31
1914.25:217:31
2014.25:207:32
2114.25:207:33
2214.35:197:34
2314.35:187:35
2414.35:187:36
2514.35:177:37
2614.45:167:37
2714.45:167:38
2814.45:157:39
2914.45:157:40
3014.45:147:40
3114.55:147:41

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 6.71 kWh/m².

For context, solar energy here swings from a low near 1.81 kWh/m² to a high of 7.43 kWh/m² in June across the year — May's 6.71 kWh/m² sits near the top of that range.

02468151015202531
Solar energy (kWh/m²)Level
16.4Intense
26.4Intense
36.4Intense
46.4Intense
56.5Intense
66.5Intense
76.5Intense
86.5Intense
96.5Intense
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
236.9Intense
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 Delphi?

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

7.1
Sightseeing
5th-best month of the year
4.2
Beach & pool
5th-best month of the year

May is one of the better times to visit Delphi for general sightseeing.

What to pack for Delphi in May

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

In May, Delphi sees daytime highs around 21°C and nights near 13°C. Pack sun protection. About 7 days see rain.

sun protection

Sea temperature near Delphi in May

The nearest coast averages about 18°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 16 km away) is warmest in August at about 26°C and coldest in February near 14°C.

It's comfortable for a long swim from Jun 3 to Nov 8 — about 5.2 months when the water holds above 20°C.

15°20°25°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan15Bracing
Feb14Bracing
Mar14Bracing
Apr15Cool
May18Cool
Jun22Refreshing
Jul25Warm
Aug26Warm
Sep24Warm
Oct22Refreshing
Nov19Cool
Dec17Cool

UV index in Delphi 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 Delphi peaks around June 21 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 9 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highHighModerateJun 21UV 9Jan 1UV 2
UV index (midday)Level
Jan2Low
Feb3Moderate
Mar5High
Apr7Very high
May7High
Jun10Very high
Jul9Very high
Aug9Very high
Sep7High
Oct5Moderate
Nov3Moderate
Dec2Low

Air quality in Delphi 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 Delphi is worst in August — around 20 µg/m³ PM2.5 (moderate), about 2.6× the cleanest month (December, 8 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodAug 1819 µg/m³Dec 148 µg/m³
PM2.5 (µg/m³)Level
Jan10Good
Feb13Moderate
Mar15Moderate
Apr16Moderate
May15Moderate
Jun12Moderate
Jul12Moderate
Aug20Moderate
Sep15Moderate
Oct12Moderate
Nov9Good
Dec8Good
Location & terrain

Where is Delphi?

Delphi sits at 38.5°N, 22.5°E, 0 m above sea level, in Greece. The nearest listed city is Livadeiá, 34 km away.

AígioLamíaPatrasKórinthosThívaiMégaraAgrínio

Topography around Delphi

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

Within 3 km, the terrain around Delphi has very significant variations in elevation — a maximum elevation change of 1,345 m around an average of 632 m above sea level; within 16 km, extreme variations in elevation — a maximum elevation change of 2,440 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,463 m.

The land around Delphi is covered by trees (48%) and shrubs (34%) within 3 km, trees (45%), shrubs (22%) and grassland (20%) within 16 km, and trees (54%) within 80 km.

3 km
1,345 m
16 km
2,440 m
80 km
2,463 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
May weather nearby: Livadeiá 34 km · Aígio 44 km · Lamía 47 km · Patras 71 km · Kórinthos 72 km · Thívai 74 km · Mégara 92 km · Agrínio 96 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 Delphi (38.4794°, 22.4936°, elevation 0 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).