UTC Offset
UTC+03:00
Sísion, Greece Snapshot 2026
Where is Sísion?
Sísion, Greece
- Continent
- Europe
- Country
- Greece
- City
- Sísion
- Population
- 1K
- Coordinates
- 35.31°, 25.52°
Sísion is a city in Greece with a population of approximately 1K. Average temperatures range from 9°C (49°F) in January to 32°C (90°F) in July. The best time to visit is May, September, October.
Time in Sísion right now
Open full time & time zone page 13:10 10
Wednesday, July 1, 2026
IANA time zone
Europe/Athens
Daylight saving
DST in effect
CEST / EEST
Next DST change
October 25
backward -1h
Live weather in Sísion
Daylight in Sísion today
View full sunrise & sunset page Sunrise
Sunset
Day length
14h 30m
Climate normals for Sísion
Long-term monthly averages based on historical data.
January
Good 
February
Good March
Good April
Excellent May best
Excellent June
Excellent July
Good August
Good September best
Excellent October best
Excellent November
Good December
Good | Month | Temp | Feels Like | Rain | Sun | Humidity | UV | Status | Details |
|---|---|---|---|---|---|---|---|---|
| January | 15°C / 9°C | 13°C / 7°C | 10days (39 mm) Wet | 8.4h Good | 76% Humid | 3 Moderate | Good | View Details |
| February | 16°C / 10°C | 14°C / 7°C | 7days (41 mm) Good | 9.2h Good | 74% Muggy | 3.8 Moderate | Good | View Details |
| March | 18°C / 11°C | 17°C / 9°C | 8days (45 mm) Wet | 10.3h Excellent | 70% Muggy | 5.8 High | Good | View Details |
| April | 23°C / 13°C | 22°C / 12°C | 4days (20 mm) Good | 11.5h Excellent | 63% Muggy | 6.7 High | Excellent | View Details |
| May best | 27°C / 17°C | 27°C / 17°C | 5days (27 mm) Good | 12.3h Excellent | 59% Moderate | 7.4 Very High | Excellent | View Details |
| June | 30°C / 21°C | 32°C / 23°C | 2days (11 mm) Excellent | 13.2h Excellent | 57% Moderate | 8.3 Very High | Excellent | View Details |
| July | 32°C / 24°C | 34°C / 26°C | 1days (7 mm) Excellent | 13.1h Excellent | 57% Moderate | 8.3 Very High | Good | View Details |
| August | 32°C / 24°C | 34°C / 26°C | 1days (9 mm) Excellent | 12.5h Excellent | 62% Muggy | 7.9 Very High | Good | View Details |
| September best | 29°C / 22°C | 30°C / 23°C | 2days (11 mm) Excellent | 11.3h Excellent | 65% Muggy | 6.6 High | Excellent | View Details |
| October best | 25°C / 18°C | 25°C / 19°C | 3days (24 mm) Excellent | 9.9h Good | 71% Muggy | 5.3 High | Excellent | View Details |
| November | 21°C / 15°C | 20°C / 15°C | 6days (27 mm) Good | 8.8h Good | 75% Muggy | 3.7 Moderate | Good | View Details |
| December | 17°C / 11°C | 15°C / 10°C | 10days (43 mm) Wet | 8h Good | 77% Humid | 2.8 Moderate | Good | View Details |
Monthly Temperatures
High Low
Line chart showing monthly temperatures. Jan: 15°C / 9°C . Feb: 16°C / 10°C . Mar: 18°C / 11°C . Apr: 23°C / 13°C . May: 27°C / 17°C . Jun: 30°C / 21°C . Jul: 32°C / 24°C . Aug: 32°C / 24°C . Sep: 29°C / 22°C . Oct: 25°C / 18°C . Nov: 21°C / 15°C . Dec: 17°C / 11°C .
Monthly Rainfall
Rainfall
Bar chart showing monthly rainfall. Jan: 39 mm. Feb: 41 mm. Mar: 45 mm. Apr: 20 mm. May: 27 mm. Jun: 11 mm. Jul: 7 mm. Aug: 9 mm. Sep: 11 mm. Oct: 24 mm. Nov: 27 mm. Dec: 43 mm.
Monthly Humidity
Humidity
Line chart showing monthly humidity. Jan: 76%. Feb: 74%. Mar: 70%. Apr: 63%. May: 59%. Jun: 57%. Jul: 57%. Aug: 62%. Sep: 65%. Oct: 71%. Nov: 75%. Dec: 77%.
Monthly Wind Speed
Wind Speed Gusts
Bar chart showing monthly wind speed. Jan: 17 km/h . Feb: 17 km/h . Mar: 16 km/h . Apr: 14 km/h . May: 14 km/h . Jun: 15 km/h . Jul: 18 km/h . Aug: 17 km/h . Sep: 16 km/h . Oct: 13 km/h . Nov: 14 km/h . Dec: 15 km/h .
Sea Temperature
Sea Temperature swim
Line chart showing monthly sea temperature. Jan: 18°C . Feb: 17°C . Mar: 17°C . Apr: 18°C . May: 20°C . Jun: 24°C . Jul: 27°C . Aug: 27°C . Sep: 26°C . Oct: 24°C . Nov: 22°C . Dec: 19°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 7. Oct: UV 5. Nov: UV 4. Dec: UV 3.
Frequently Asked Questions
Sísion has a population of approximately 1K.
The best months to visit Sísion are May, September, October, when temperatures are pleasant and rainfall is lower.
Sísion receives approximately 304mm of rainfall annually across 59 rainy days.
Sísion is located in Greece, in the Europe region.