Delphi, Greece — Weather in May 2027

Monthly climate averages for Delphi, Greece. Based on 10-year ERA5 reanalysis data.

Csa Hot-Summer Mediterranean
8.3 /10
Excellent

May is an excellent month in Delphi

Climate Overview

Delphi, Greece in May has warm conditions, with highs averaging 21.5°C (71°F). Sea temperature stays cool at 18.5°C (65°F).

This month falls at the end of Spring.

Daily highs in May gradually rise from around 20°C (67°F) at the start to 22°C (72°F) by month's end.

Rainfall is heaviest during the last third of the month, while the middle tends to be drier.

Expect around 11.3h of sunshine at the start of May, increasing to 12.7h by the end.

The warmest days tend to fall around the 24th, averaging 22.8°C (73°F).

Compared to April, this month is about 4°C warmer with 2 more rainy days. Temperatures will rise further into June.

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Monthly May Averages

Temperature
22°C / 13°C
Feels Like
22°C / 12°C
Rain
9 days · 55 mm
Sunshine
12h / day
Humidity
67% — Humid
Wind
11 km/h
Wind Direction
W (265°)
Gusts
29 km/h
Daylight
14.3 h
Cloud Cover
44%
Clear Sky Days
6.1
UV Index
7.1 — Very High
Sea Temperature
19°C
Dew Point
11°C — Comfortable
Moon Phase
Waxing Gibbous · 66%

Climate Charts

Daily averages based on historical data (2016–2025)

Daily Temperature

28°C 24°C 20°C 16°C 12°C 8°C 4°C 151015202531
HighLow

Daily Precipitation

0 mm 2 mm 4 mm 6 mm 151015202531
Rainfall

Daily Sunshine

0h 4h 8h 12h 16h 151015202531
Sunshine

Daily Wind Speed

0 4 8 12 16 20 151015202531
Wind Speed
Sun Position
Sunrise 06:20
Daylight 14.3h
Sunset 20:35

What to Expect

Daytime temperatures around 22°C (71°F) are ideal for full-day outdoor exploration.

Rain usually comes in shorter passing showers rather than all-day rain.

1 of the last 5 yearly records were warmer than this month's long-run average.

Compare Months

January
Poor
Temp
9°C / 4°C
Feels Like
7°C / 1°C
Rain
12days (88 mm) Wet
Sun
7h Good
Humidity
81% Humid
UV
2.9 Moderate
Snow Days
6days
View Details
February
Fair
Temp
11°C / 5°C
Feels Like
9°C / 2°C
Rain
11days (60 mm) Wet
Sun
7.9h Good
Humidity
79% Humid
UV
3.7 Moderate
Snow Days
3days
View Details
March
Fair
Temp
13°C / 6°C
Feels Like
12°C / 3°C
Rain
10days (66 mm) Wet
Sun
9.5h Good
Humidity
75% Muggy
UV
5.5 High
Snow Days
2days
View Details
April
Good
Temp
17°C / 9°C
Feels Like
17°C / 7°C
Rain
7days (43 mm) Good
Sun
11.1h Excellent
Humidity
70% Muggy
UV
6.7 High
View Details
May best
Excellent
Temp
22°C / 13°C
Feels Like
22°C / 12°C
Rain
9days (55 mm) Wet
Sun
12h Excellent
Humidity
67% Muggy
UV
7.1 Very High
View Details
June best
Excellent
Temp
26°C / 18°C
Feels Like
28°C / 18°C
Rain
8days (45 mm) Wet
Sun
13h Excellent
Humidity
63% Muggy
UV
8.1 Very High
View Details
July best
Excellent
Temp
30°C / 21°C
Feels Like
32°C / 22°C
Rain
3days (22 mm) Excellent
Sun
13.1h Excellent
Humidity
56% Moderate
UV
8.3 Very High
View Details
August best
Excellent
Temp
29°C / 20°C
Feels Like
30°C / 22°C
Rain
5days (20 mm) Good
Sun
12.5h Excellent
Humidity
57% Moderate
UV
7.6 Very High
View Details
September best
Excellent
Temp
25°C / 17°C
Feels Like
25°C / 18°C
Rain
5days (58 mm) Good
Sun
10.5h Excellent
Humidity
65% Muggy
UV
6.1 High
View Details
October
Good
Temp
20°C / 13°C
Feels Like
19°C / 13°C
Rain
7days (43 mm) Good
Sun
8.8h Good
Humidity
75% Muggy
UV
4.8 Moderate
View Details
November
Good
Temp
15°C / 10°C
Feels Like
14°C / 8°C
Rain
10days (66 mm) Wet
Sun
7.3h Good
Humidity
81% Humid
UV
3.2 Moderate
View Details
December
Fair
Temp
11°C / 6°C
Feels Like
9°C / 4°C
Rain
12days (80 mm) Wet
Sun
6.6h Fair
Humidity
82% Humid
UV
2.5 Moderate
Snow Days
2days
View Details
Month Temp Feels Like Rain Sun Humidity UV Status
January 9°C / 4°C 7°C / 1°C 12days (88 mm) Wet 7h Good 81% Humid 2.9 Moderate Poor View Details
February 11°C / 5°C 9°C / 2°C 11days (60 mm) Wet 7.9h Good 79% Humid 3.7 Moderate Fair View Details
March 13°C / 6°C 12°C / 3°C 10days (66 mm) Wet 9.5h Good 75% Muggy 5.5 High Fair View Details
April 17°C / 9°C 17°C / 7°C 7days (43 mm) Good 11.1h Excellent 70% Muggy 6.7 High Good View Details
May best 22°C / 13°C 22°C / 12°C 9days (55 mm) Wet 12h Excellent 67% Muggy 7.1 Very High Excellent View Details
June best 26°C / 18°C 28°C / 18°C 8days (45 mm) Wet 13h Excellent 63% Muggy 8.1 Very High Excellent View Details
July best 30°C / 21°C 32°C / 22°C 3days (22 mm) Excellent 13.1h Excellent 56% Moderate 8.3 Very High Excellent View Details
August best 29°C / 20°C 30°C / 22°C 5days (20 mm) Good 12.5h Excellent 57% Moderate 7.6 Very High Excellent View Details
September best 25°C / 17°C 25°C / 18°C 5days (58 mm) Good 10.5h Excellent 65% Muggy 6.1 High Excellent View Details
October 20°C / 13°C 19°C / 13°C 7days (43 mm) Good 8.8h Good 75% Muggy 4.8 Moderate Good View Details
November 15°C / 10°C 14°C / 8°C 10days (66 mm) Wet 7.3h Good 81% Humid 3.2 Moderate Good View Details
December 11°C / 6°C 9°C / 4°C 12days (80 mm) Wet 6.6h Fair 82% Humid 2.5 Moderate Fair View Details

What to Wear

Dress in layers — a mix of long sleeves, light sweaters, and a versatile jacket works best for changeable conditions.

A waterproof jacket or compact umbrella is recommended for occasional showers.

Packing List

UmbrellaSunscreen (SPF 30+)SunglassesComfortable walking shoes

Frequently Asked Questions

May is typically excellent for visiting Delphi, with average highs of 22°C (71°F) and around 9 rainy days. Delphi, Greece in May has warm conditions, with highs averaging 21.5°C (71°F). Sea temperature stays cool at 19°C (65°
Delphi typically sees around 9 rainy days in May with 55 mm (2.2 in) of total rainfall. An umbrella should suffice.
Evenings in Delphi during May are mild at 13°C (55°F). A light cardigan is usually enough.
With highs of 22°C (71°F) and lows of 13°C (55°F) in May, we recommend: Umbrella, Sunscreen (SPF 30+), Sunglasses, Comfortable walking shoes. Comfortable walking shoes are essential.
Yes, May offers some of the best weather conditions in Delphi with comfortable temperatures and lower chances of rain.
The average UV index in Delphi during May is 7 (high). Wear sunscreen SPF 30+, a hat, and sunglasses. Limit direct sun exposure between 10 AM and 4 PM.
Delphi gets approximately 14 hours of daylight per day in May, with around 12 hours of sunshine.
Snow is uncommon in Delphi during May based on 10-year climate averages.

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