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Weather & Climate in Santo Tirso, Portugal
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Santo Tirso enjoys a temperate climate with an average annual temperature of 60°F (15°C). Winters average 48°F in January while summers reach 69°F in July. The area gets 293 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 72.2 inches (wetter than the 38-inch national average). The city sits at an elevation of 266 feet.
Temperature
48°F Jan (9°C)
69°F Jul (21°C)
| Annual Average | 59.7°F |
| 11% above US avg | |
| January Average | 48°F (9°C) |
| July Average | 69°F (21°C) |
| Sunny Days | 293 days/yr |
Geography
| Elevation | 266 ft (81 m) |
| Area | 10.7 sq mi (27.7 km²) |
| Population Density | 1,309/sq mi |
| Coordinates | 41.3426°N, 8.4775°W |
| Timezone | Europe/Lisbon |
Precipitation & Snow
Air Quality
Earthquake History
207 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M4.1.
| Oct 25, 1992 | 13 km S of Macedo de Cavaleiros, Portugal | M4.1 | 125 km | 33 km |
| May 28, 1998 | 8 km W of Bande, Spain | M4.1 | 84 km | 9 km |
| May 30, 1998 | 15 km NNE of Valpaços, Portugal | M4.0 | 112 km | 0 km |
| Feb 1, 2008 | 89 km W of Baiona, Spain | M3.9 | 141 km | 11 km |
| Apr 3, 1995 | 4 km E of Tocha, Portugal | M3.9 | 116 km | 5 km |
| Aug 20, 1998 | 13 km SSE of Mêda, Portugal | M3.8 | 120 km | 11 km |
| Jul 2, 1996 | 6 km SSE of Allariz, Spain | M3.7 | 105 km | 10 km |
| Jun 12, 1998 | 6 km SW of Verea, Spain | M3.7 | 87 km | 0 km |
| Jan 21, 2002 | 21 km E of Sobreira, Portugal | M3.6 | 80 km | 7 km |
| Nov 22, 1990 | 4 km E of Lobios, Spain | M3.6 | 144 km | 10 km |
| Nov 24, 1993 | Portugal | M3.6 | 64 km | 10 km |
| Aug 11, 1993 | 3 km SSW of Vilela, Portugal | M3.6 | 74 km | 10 km |
| May 24, 2004 | 4 km NNW of Nogueira de Ramuín, Spain | M3.6 | 137 km | 10 km |
| Sep 29, 1995 | 5 km SSW of Cartelle, Spain | M3.5 | 101 km | 10 km |
| Aug 18, 1998 | 11 km SSE of Mêda, Portugal | M3.5 | 118 km | 8 km |
| Nov 22, 1995 | 2 km ENE of Laza, Spain | M3.5 | 118 km | 10 km |
| Jun 20, 1991 | 3 km SE of Tavarede, Portugal | M3.5 | 136 km | 20 km |
| Jun 22, 1993 | 18 km W of Espinho, Portugal | M3.5 | 51 km | 10 km |
| Dec 31, 1996 | 4 km N of Luso, Portugal | M3.5 | 103 km | 10 km |
| May 10, 1990 | 69 km W of Gafanha da Encarnação, Portugal | M3.5 | 112 km | 10 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 48°F (9°C) | 7.7 in | Coldest |
| February | 50°F (10°C) | 6.9 in | |
| March | 52°F (11°C) | 4.7 in | |
| April | 55°F (13°C) | 4.5 in | |
| May | 59°F (15°C) | 4.1 in | |
| June | 65°F (18°C) | 2.4 in | |
| July | 69°F (21°C) | 0.8 in | Warmest, Driest |
| August | 68°F (20°C) | 1.0 in | |
| September | 65°F (18°C) | 2.9 in | |
| October | 60°F (15°C) | 5.9 in | |
| November | 53°F (12°C) | 6.5 in | |
| December | 49°F (10°C) | 8.3 in | Wettest |
Santo Tirso has a seasonal temperature swing of 21°F / from 48°F in January to 69°F in July. Total annual precipitation is 55.5 inches, with December being the wettest month (8.3") and July the driest (0.8").