Delphi, Greece experiences average highs of 19°C (66°F) and lows of 12°C (54°F) throughout the year. Rainfall is moderate, averaging about 8 rainy days per month. Sunshine is abundant, averaging about 10 hours per day. Average highs have stayed broadly stable across the available records.
Delphi, Greece Weather & Climate 2026
Monthly climate averages for Delphi, Greece. Based on 10-year ERA5 reanalysis data.
Climate Overview
Drier season: Apr–Oct 
Wetter season: Jan–Dec At-a-Glance Climate Summary
Live Weather & Air Quality
Key figures
Climate Score
7.3/10
Best: May, June, July, August, September
UV Index
6
High
Temperature 19°C / 12°C
Feels Like 19°C / 11°C
Rainy Days 8
Rainfall 54 mm
Sunshine 10 h
Humidity 71%
Wind Speed 11 km/h
Dew Point 10°C
Snow Days 3 days
Frost Days 2 days
Hottest Month
30°C
July
Avg Low21°C
Rain3days
Coldest Month
4°C
January
Avg High9°C
Rain12days
Driest Month
3days
July
Avg High30°C
Avg Low21°C
Windiest Month
12 km/h
March (Gusts 32)
Sea Temperature
15°C – 27°C
Warmest water: August (
27.4°C
)
Worst Time to Visit
Consider avoiding January due to frequent rain.
Sun Position
Sunrise 06:07
Daylight 14.8h
Sunset 20:57
Live conditions—
Delphi on the map · live conditions
Delphi, Greece
- Continent
- Europe
- Country
- Greece
- City
- Delphi
- Population
- 2.4K
- Coordinates
- 38.48°, 22.49°
Seasonal Breakdown
Spring
Mar–May
Avg High 17°C
Avg Low 9°C
Rain 9 days/mo
1/3 best months
Summer
Jun–Aug
Avg High 28°C
Avg Low 20°C
Rain 5 days/mo
3/3 best months
Autumn
Sep–Nov
Avg High 20°C
Avg Low 13°C
Rain 7 days/mo
1/3 best months
Winter
Dec–Feb
Avg High 11°C
Avg Low 5°C
Rain 12 days/mo
Climate Charts
Based on historical averages (2016–2025)
Monthly Temperatures
HighLowShaded bands show the typical range across the available yearly records.
Line chart showing monthly temperatures. Jan: 9°C / 4°C . Feb: 11°C / 5°C . Mar: 13°C / 6°C . Apr: 17°C / 9°C . May: 22°C / 13°C . Jun: 26°C / 18°C . Jul: 30°C / 21°C . Aug: 29°C / 20°C . Sep: 25°C / 17°C . Oct: 20°C / 13°C . Nov: 15°C / 10°C . Dec: 11°C / 6°C .
Monthly Rainfall
Rainfall
Bar chart showing monthly rainfall. Jan: 88 mm. Feb: 60 mm. Mar: 66 mm. Apr: 43 mm. May: 55 mm. Jun: 45 mm. Jul: 22 mm. Aug: 20 mm. Sep: 58 mm. Oct: 43 mm. Nov: 66 mm. Dec: 80 mm.
Monthly Humidity
Humidity
Line chart showing monthly humidity. Jan: 81%. Feb: 79%. Mar: 75%. Apr: 70%. May: 67%. Jun: 63%. Jul: 56%. Aug: 57%. Sep: 65%. Oct: 75%. Nov: 81%. Dec: 82%.
Monthly Wind Speed
Wind SpeedGusts
Bar chart showing monthly wind speed. Jan: 11 km/h . Feb: 11 km/h . Mar: 12 km/h . Apr: 12 km/h . May: 11 km/h . Jun: 11 km/h . Jul: 10 km/h . Aug: 10 km/h . Sep: 11 km/h . Oct: 9 km/h . Nov: 10 km/h . Dec: 10 km/h .
Sunshine
Sunshine
Sunshine: Jan: 7h. Feb: 8h. Mar: 10h. Apr: 11h. May: 12h. Jun: 13h. Jul: 13h. Aug: 13h. Sep: 11h. Oct: 9h. Nov: 7h. Dec: 7h.
Sea Temperature
Sea Temperatureswim
Line chart showing monthly sea temperature. Jan: 16°C . Feb: 15°C . Mar: 15°C . Apr: 16°C . May: 19°C . Jun: 24°C . Jul: 27°C . Aug: 27°C . Sep: 26°C . Oct: 23°C . Nov: 20°C . Dec: 18°C .
UV Index
UV Index
Bar chart showing monthly UV index. Jan: UV 3. Feb: UV 4. Mar: UV 6. Apr: UV 7. May: UV 7. Jun: UV 8. Jul: UV 8. Aug: UV 8. Sep: UV 6. Oct: UV 5. Nov: UV 3. Dec: UV 3.
Monthly Daylight Hours
Daylight12h reference
Monthly Dew Point & Comfort
Dew Point Dry Comfortable Humid Muggy Oppressive
Snow Days
Snow DaysSnowfall
Snow Days: Jan: 6 days. Feb: 3 days. Mar: 2 days. Apr: 0 days. May: 0 days. Jun: 0 days. Jul: 0 days. Aug: 0 days. Sep: 0 days. Oct: 0 days. Nov: 0 days. Dec: 2 days.
Climate Trends
Average highs have stayed broadly stable across the available records. Average rainfall has remained broadly steady.
2016 to 2025
Avg high Avg rainfall
Climate summary
| Last 12 months | All years | |
|---|---|---|
| Hottest month | Jul 2025 · 31°C | Jul · 30°C |
| Coldest month | Feb 2025 · 4°C | Jan · 4°C |
| Wettest month | Apr 2025 · 99 mm | Jan · 88 mm |
| Windiest month | May 2025 · 12 km/h | Mar · 12 km/h |
Month-by-Month Weather Table
January
Poor 
February
Fair March
Fair April
Good May best
Excellent June best
Excellent July best
Excellent August best
Excellent September best
Excellent October
Good November
Good December
Fair | Month | Temp | Feels Like | Rain | Sun | Humidity | UV | Status | Details |
|---|---|---|---|---|---|---|---|---|
| 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 |
Compare Nearby City Climates
Frequently Asked Questions
The best months to visit Delphi are May, June, July, August, September, when temperatures are comfortable and rainfall is at its lowest. This is based on 10-year climate averages for Delphi, scoring temperature, rainfall, humidity, and sunshine hours.
The hottest month in Delphi is July, with average daytime highs of 30°C (85°F). Plan outdoor activities for early morning or late afternoon if visiting during this period.
The coldest month in Delphi is January, with average overnight lows of 4°C (38°F). Pack warm layers and expect shorter daylight hours during this period.
The wettest month in Delphi is January, averaging 88mm of precipitation across 12 rainy days. An umbrella or waterproof jacket is essential.
The rainy season in Delphi runs through January, December, February, March, with the heaviest rainfall in January. Based on 10-year averages for Delphi.
Delphi receives approximately 119 sunshine hours per year. The sunniest month is July with around 13 hours. Based on climate data for Delphi.
The least favorable months to visit Delphi are January, primarily due to frequent rain. For the best conditions, consider May, June, July, August, September instead.
The annual average UV index in Delphi is 6, classified as high. Standard sun protection (sunscreen, hat) is recommended during prolonged outdoor exposure.
Average humidity in Delphi is 71%, classified as moderate. Humidity levels are generally comfortable and should not affect outdoor activities for most people.
Yes — sea temperatures in June, July, August, September, October average 25°C (77°F), which is warm and comfortable for swimming and water activities.
Yes, Delphi receives snow. Months with snowfall average 3 snow days and 7 cm (3 in) of accumulation, with about 2 frost days during winter.
Average wind speeds in Delphi are 11 km/h (7 mph). The windiest month is March with peak winds reaching 12 km/h (7 mph) (gusts up to 32 km/h / 20 mph).
Delphi averages 9 clear-sky days per month with overall cloud cover around 43%. The clearest skies occur in July.
The annual average dew point in Delphi is 10°C (50°F), which feels pleasant with low humidity. Outdoor activities are comfortable year-round from a humidity standpoint.
Delphi has a Hot-Summer Mediterranean climate, classified as Csa under the Köppen system. Temperate climates have mild winters and warm summers, with rainfall spread across the year and four distinct seasons.
The 'feels like' temperature in Delphi ranges from 11°C (52°F) to 19°C (66°F) on average. The 'feels like' temperature closely matches the actual temperature throughout most of the year.
Yes, June is a great time to visit Delphi. It earns a climate score of 9.2/10 with Excellent.
For June in Delphi, pack Umbrella, Breathable clothing, Sunscreen (SPF 30+), Sun hat, Sunglasses. With average highs of 26°C (80°F) and 8 rainy days, these essentials will keep you comfortable.
Data Source
Climate data derived from ERA5 reanalysis (ECMWF), averaged over 2016–2025. Sea surface temperature from marine reanalysis data. Climate scores and seasonal estimates are computed by WorldStats.
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