Triandría, Greece experiences average highs of 20°C (68°F) and lows of 13°C (55°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.
Triandría, Greece Weather & Climate 2026
Monthly climate averages for Triandría, Greece. Based on 10-year ERA5 reanalysis data.
Climate Overview
Drier season: Feb–Oct 
Wetter season: Jan–Dec At-a-Glance Climate Summary
Live Weather & Air Quality
Key figures
Climate Score
7.3/10
Best: May, June, September
UV Index
5
Low
Temperature 20°C / 13°C
Feels Like 20°C / 12°C
Rainy Days 8
Rainfall 56 mm
Sunshine 10 h
Humidity 73%
Wind Speed 15 km/h
Dew Point 11°C
Snow Days 2 days
Frost Days 3 days
Hottest Month
31°C
July
Avg Low 23°C
Rain 5 days
Coldest Month
2°C
January
Avg High 9°C
Rain 9 days
Driest Month
5 days
July
Avg High 31°C
Avg Low 23°C
Windiest Month
16 km/h
December (Gusts 32)
Sea Temperature
9°C – 29°C
Warmest water: August (
29.4°C
)
Worst Time to Visit
Consider avoiding January, February, December due to less favorable weather conditions.
Sun Position
Sunrise 06:10
Daylight 14.8h
Sunset 20:58
Live conditions —
Triandría on the map · live conditions
Triandría, Greece
- Continent
- Europe
- Country
- Greece
- City
- Triandría
- Population
- 10K
- Coordinates
- 40.62°, 22.97°
Seasonal Breakdown
Spring
Mar–May
Avg High 19°C
Avg Low 11°C
Rain 9 days/mo
1/3 best months
Summer
Jun–Aug
Avg High 30°C
Avg Low 22°C
Rain 6 days/mo
1/3 best months
Autumn
Sep–Nov
Avg High 21°C
Avg Low 14°C
Rain 7 days/mo
1/3 best months
Winter
Dec–Feb
Avg High 11°C
Avg Low 4°C
Rain 8 days/mo
Climate Charts
Based on historical averages (2016–2025)
Monthly Temperatures
High Low Shaded bands show the typical range across the available yearly records.
Line chart showing monthly temperatures. Jan: 9°C / 2°C . Feb: 12°C / 4°C . Mar: 15°C / 7°C . Apr: 19°C / 11°C . May: 23°C / 15°C . Jun: 28°C / 21°C . Jul: 31°C / 23°C . Aug: 31°C / 23°C . Sep: 26°C / 19°C . Oct: 21°C / 14°C . Nov: 16°C / 10°C . Dec: 11°C / 5°C .
Monthly Rainfall
Rainfall
Bar chart showing monthly rainfall. Jan: 60 mm. Feb: 40 mm. Mar: 75 mm. Apr: 50 mm. May: 71 mm. Jun: 53 mm. Jul: 37 mm. Aug: 39 mm. Sep: 35 mm. Oct: 52 mm. Nov: 80 mm. Dec: 84 mm.
Monthly Humidity
Humidity
Line chart showing monthly humidity. Jan: 77%. Feb: 76%. Mar: 75%. Apr: 72%. May: 71%. Jun: 70%. Jul: 65%. Aug: 65%. Sep: 69%. Oct: 75%. Nov: 80%. Dec: 79%.
Monthly Wind Speed
Wind Speed Gusts
Bar chart showing monthly wind speed. Jan: 16 km/h . Feb: 15 km/h . Mar: 15 km/h . Apr: 15 km/h . May: 15 km/h . Jun: 14 km/h . Jul: 16 km/h . Aug: 15 km/h . Sep: 15 km/h . Oct: 13 km/h . Nov: 14 km/h . Dec: 16 km/h .
Sunshine
Sunshine
Sunshine: Jan: 7h. Feb: 7h. Mar: 9h. Apr: 11h. May: 12h. Jun: 13h. Jul: 13h. Aug: 13h. Sep: 10h. Oct: 8h. Nov: 6h. Dec: 6h.
Sea Temperature
Sea Temperature swim
Line chart showing monthly sea temperature. Jan: 10°C . Feb: 9°C . Mar: 12°C . Apr: 16°C . May: 20°C . Jun: 26°C . Jul: 29°C . Aug: 29°C . Sep: 27°C . Oct: 22°C . Nov: 18°C . Dec: 13°C .
UV Index
UV Index
Bar chart showing monthly UV index. Jan: UV 3. Feb: UV 3. Mar: UV 5. Apr: UV 6. May: UV 7. Jun: UV 8. Jul: UV 8. Aug: UV 7. Sep: UV 6. Oct: UV 4. Nov: UV 3. Dec: UV 2.
Monthly Daylight Hours
Daylight 12h reference
Monthly Dew Point & Comfort
Dew Point Dry Comfortable Humid Muggy Oppressive
Snow Days
Snow Days Snowfall
Snow Days: Jan: 3 days. Feb: 1 days. Mar: 1 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: 1 days.
Climate Trends
Average highs have stayed broadly stable across the available records. Average rainfall is trending wetter by about 27 mm.
2016 to 2025
Avg high Avg rainfall
Climate summary
| Last 12 months | All years | |
|---|---|---|
| Hottest month | Jul 2025 · 32°C | Jul · 31°C |
| Coldest month | Jan 2025 · 4°C | Jan · 2°C |
| Wettest month | Dec 2025 · 144 mm | Dec · 84 mm |
| Windiest month | Jul 2025 · 16 km/h | Dec · 16 km/h |
Month-by-Month Weather Table
January
Poor 
February
Fair March
Fair April
Good May best
Excellent June best
Excellent July
Good August
Good September best
Excellent October
Excellent November
Good December
Fair | Month | Temp | Feels Like | Rain | Sun | Humidity | UV | Status | Details |
|---|---|---|---|---|---|---|---|---|
| January | 9°C / 2°C | 6°C / -1°C | 9days (60 mm) Wet | 6.6h Fair | 77% Humid | 2.6 Moderate | Poor | View Details |
| February | 12°C / 4°C | 10°C / 1°C | 7days (40 mm) Good | 7.2h Good | 76% Humid | 3.2 Moderate | Fair | View Details |
| March | 15°C / 7°C | 13°C / 4°C | 11days (75 mm) Wet | 8.8h Good | 75% Muggy | 4.8 Moderate | Fair | View Details |
| April | 19°C / 11°C | 18°C / 9°C | 7days (50 mm) Good | 10.7h Excellent | 72% Muggy | 6.3 High | Good | View Details |
| May best | 23°C / 15°C | 24°C / 15°C | 9days (71 mm) Wet | 11.9h Excellent | 71% Muggy | 7.1 Very High | Excellent | View Details |
| June best | 28°C / 21°C | 31°C / 22°C | 8days (53 mm) Wet | 13h Excellent | 70% Muggy | 7.9 Very High | Excellent | View Details |
| July | 31°C / 23°C | 33°C / 25°C | 5days (37 mm) Good | 13.1h Excellent | 65% Muggy | 8 Very High | Good | View Details |
| August | 31°C / 23°C | 33°C / 25°C | 5days (39 mm) Good | 12.5h Excellent | 65% Muggy | 7.4 Very High | Good | View Details |
| September best | 26°C / 19°C | 27°C / 20°C | 5days (35 mm) Good | 10.4h Excellent | 69% Muggy | 5.8 High | Excellent | View Details |
| October | 21°C / 14°C | 20°C / 13°C | 6days (52 mm) Good | 8.3h Good | 75% Muggy | 4.2 Moderate | Excellent | View Details |
| November | 16°C / 10°C | 15°C / 8°C | 10days (80 mm) Wet | 6.4h Fair | 80% Humid | 2.8 Moderate | Good | View Details |
| December | 11°C / 5°C | 9°C / 2°C | 8days (84 mm) Wet | 5.9h Fair | 79% Humid | 2.1 Moderate | Fair | View Details |
Compare Nearby City Climates
Frequently Asked Questions
The best months to visit Triandría are May, June, September, when temperatures are comfortable and rainfall is at its lowest. This is based on 10-year climate averages for Triandría, scoring temperature, rainfall, humidity, and sunshine hours.
The hottest month in Triandría is July, with average daytime highs of 31°C (87°F). Plan outdoor activities for early morning or late afternoon if visiting during this period.
The coldest month in Triandría is January, with average overnight lows of 2°C (36°F). Pack warm layers and expect shorter daylight hours during this period.
The wettest month in Triandría is December, averaging 84mm of precipitation across 8 rainy days. An umbrella or waterproof jacket is essential.
The rainy season in Triandría runs through March, November, with the heaviest rainfall in March. Based on 10-year averages for Triandría.
Triandría receives approximately 115 sunshine hours per year. The sunniest month is July with around 13 hours. Based on climate data for Triandría.
The least favorable months to visit Triandría are January, February, December, primarily due to less favorable weather conditions. For the best conditions, consider May, June, September instead.
The annual average UV index in Triandría is 5, classified as moderate. Standard sun protection (sunscreen, hat) is recommended during prolonged outdoor exposure.
Average humidity in Triandría is 73%, 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 27°C (81°F), which is warm and comfortable for swimming and water activities.
Yes, Triandría receives snow. Months with snowfall average 2 snow days and 3 cm (1 in) of accumulation, with about 3 frost days during winter.
Average wind speeds in Triandría are 15 km/h (9 mph). The windiest month is December with peak winds reaching 16 km/h (10 mph) (gusts up to 32 km/h / 20 mph).
Triandría 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 Triandría is 11°C (52°F), which feels pleasant with low humidity. Outdoor activities are comfortable year-round from a humidity standpoint.
Triandría has a Humid Subtropical climate, classified as Cfa 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 Triandría ranges from 12°C (54°F) to 20°C (68°F) on average. The 'feels like' temperature closely matches the actual temperature throughout most of the year.
Yes, July is a great time to visit Triandría. It earns a climate score of 7.9/10 with Good.
For July in Triandría, pack Breathable clothing, Sunscreen (SPF 30+), Sun hat, Sunglasses, Comfortable walking shoes. With average highs of 31°C (87°F) and 5 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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