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Weather & Climate in Theodóriana, Greece
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Theodóriana experiences four distinct seasons with an average annual temperature of 50°F (10°C). Winters average 35°F in January while summers reach 67°F in July. The area gets 270 sunny days per year, well above the U.S. average of 205 / making it one of the sunnier locations in the country. Annual precipitation totals 36.6 inches. The area receives 7.6 inches of snow annually. The city sits at an elevation of 3,054 feet.
Temperature
35°F Jan (2°C)
67°F Jul (19°C)
| Annual Average | 50.2°F |
| 7% below US avg | |
| January Average | 35°F (2°C) |
| July Average | 67°F (19°C) |
| Sunny Days | 270 days/yr |
Geography
| Elevation | 3,054 ft (931 m) |
| Area | 15.2 sq mi (39.4 km²) |
| Population Density | 66/sq mi |
| Coordinates | 39.4351°N, 21.2099°W |
| Timezone | Europe/Athens |
Precipitation & Snow
Air Quality
Earthquake History
6,845 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M6.6.
| May 13, 1995 | 10 km W of Aianí, Greece | M6.6 | 90 km | 14 km |
| Jun 15, 1995 | 8 km WNW of Galaxídhion, Greece | M6.5 | 148 km | 14 km |
| Mar 3, 2021 | 9 km W of Týrnavos, Greece | M6.3 | 90 km | 8 km |
| Aug 14, 2003 | 8 km S of Kanaláki, Greece | M6.3 | 60 km | 10 km |
| Feb 3, 2014 | 8 km NNW of Lixoúri, Greece | M6.0 | 148 km | 5 km |
| Mar 4, 2021 | 11 km E of Verdikoússa, Greece | M5.8 | 87 km | 10 km |
| Mar 18, 1993 | 11 km NNE of Témeni, Greece | M5.8 | 147 km | 59 km |
| Mar 21, 2020 | 14 km NNE of Kanaláki, Greece | M5.7 | 50 km | 10 km |
| Mar 25, 2007 | 15 km N of Lixoúri, Greece | M5.7 | 140 km | 15 km |
| Nov 5, 1997 | 10 km NW of Galaxídhion, Greece | M5.6 | 145 km | 24 km |
| May 26, 2000 | 10 km WSW of Préveza, Greece | M5.6 | 75 km | 0 km |
| Jun 16, 1990 | 6 km WNW of Kanaláki, Greece | M5.6 | 62 km | 32 km |
| Jul 14, 1993 | 2 km SE of Pátra, Greece | M5.6 | 143 km | 23 km |
| Jan 23, 1992 | 19 km NNW of Lixoúri, Greece | M5.6 | 143 km | 17 km |
| Mar 12, 2021 | 8 km W of Elassóna, Greece | M5.6 | 91 km | 7 km |
| Jan 26, 2014 | 8 km WNW of Sámi, Greece | M5.6 | 139 km | 10 km |
| Aug 14, 2003 | 11 km W of Lefkáda, Greece | M5.5 | 87 km | 10 km |
| Jan 18, 2010 | 11 km E of Náfpaktos, Greece | M5.5 | 132 km | 1 km |
| Feb 17, 2021 | 11 km N of Kamárai, Greece | M5.5 | 134 km | 5 km |
| Oct 15, 2016 | 7 km WSW of Asprángeloi, Greece | M5.5 | 64 km | 22 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Tsunami History
14 tsunamis recorded within 500 km. Highest wave on record: 6.0 m (20 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1963 | CORINTH GULF | Meteorological | 6.0 m | 2 | 143 km |
| 1817 | CORINTHOS-PATRAS GULF | Earthquake | 5.0 m | — | 148 km |
| 1996 | W. CORINTH GULF | Meteorological | 2.0 m | — | 141 km |
| 1995 | GULF OF CORINTH: AIYION | Eruption + Earthquake | 1.0 m | 26 | 148 km |
| 1948 | IONIAN SEA | Earthquake | 1.0 m | 7 | 121 km |
| 2003 | IONIAN SEA | Earthquake | 0.5 m | — | 60 km |
| 2015 | IONIAN SEA | Eruption + Earthquake | 0.2 m | 2 | 100 km |
| 1984 | CORINTHOS GULF, GREECE | Eruption + Earthquake | — | — | 148 km |
| 1953 | ITHAKI ISLAND | Earthquake | — | — | 140 km |
| 1953 | IONIAN SEA | Earthquake | — | 476 | 131 km |
| 1883 | IONIAN ISLANDS | Earthquake | — | — | 104 km |
| 1867 | IONIAN SEA | Earthquake | — | 223 | 150 km |
| 1748 | CORINTHOS-PATRAS GULF | Earthquake | — | — | 148 km |
| -426 | CORINTHOS-PATRAS GULF | Earthquake | — | 2,500 | 142 km |
Source: NOAA/NCEI Historical Tsunami Database.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 35°F (2°C) | 3.8 in | Coldest |
| February | 36°F (2°C) | 3.8 in | |
| March | 40°F (4°C) | 3.6 in | |
| April | 47°F (8°C) | 3.3 in | |
| May | 55°F (13°C) | 2.5 in | |
| June | 62°F (17°C) | 1.5 in | |
| July | 67°F (19°C) | 1.3 in | Warmest, Driest |
| August | 67°F (19°C) | 1.3 in | |
| September | 61°F (16°C) | 2.0 in | |
| October | 53°F (11°C) | 3.8 in | |
| November | 44°F (7°C) | 4.9 in | Wettest |
| December | 38°F (3°C) | 4.8 in |
Theodóriana has a seasonal temperature swing of 32°F / from 35°F in January to 67°F in July. Total annual precipitation is 36.6 inches, with November being the wettest month (4.9") and July the driest (1.3").