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Weather & Climate in Nelas, Portugal
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Nelas enjoys a temperate climate with an average annual temperature of 58°F (14°C). Winters average 47°F in January while summers reach 69°F in July. The area gets 225 sunny days per year, above the national average. Annual precipitation totals 61.4 inches (wetter than the 38-inch national average). The city sits at an elevation of 1,444 feet.
Temperature
47°F Jan (8°C)
69°F Jul (21°C)
| Annual Average | 57.7°F |
| 7% above US avg | |
| January Average | 47°F (8°C) |
| July Average | 69°F (21°C) |
| Sunny Days | 225 days/yr |
Geography
| Elevation | 1,444 ft (440 m) |
| Area | 9.5 sq mi (24.5 km²) |
| Population Density | 443/sq mi |
| Coordinates | 40.5322°N, 7.8515°W |
| Timezone | Europe/Lisbon |
Precipitation & Snow
Air Quality
Earthquake History
71 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 | 122 km | 33 km |
| May 30, 1998 | 15 km NNE of Valpaços, Portugal | M4.0 | 143 km | 0 km |
| Apr 3, 1995 | 4 km E of Tocha, Portugal | M3.9 | 75 km | 5 km |
| Aug 20, 1998 | 13 km SSE of Mêda, Portugal | M3.8 | 65 km | 11 km |
| Apr 10, 2001 | 6 km SSE of Louriçal, Portugal | M3.7 | 97 km | 10 km |
| Apr 30, 1999 | 7 km WNW of Marinha Grande, Portugal | M3.6 | 130 km | 10 km |
| Feb 1, 2017 | 4 km WSW of Porto de Mós, Portugal | M3.6 | 136 km | 11 km |
| Aug 11, 1993 | 3 km SSW of Vilela, Portugal | M3.6 | 77 km | 10 km |
| Jan 21, 2002 | 21 km E of Sobreira, Portugal | M3.6 | 112 km | 7 km |
| Nov 24, 1993 | Portugal | M3.6 | 71 km | 10 km |
| Aug 18, 1998 | 11 km SSE of Mêda, Portugal | M3.5 | 65 km | 8 km |
| Dec 31, 1996 | 4 km N of Luso, Portugal | M3.5 | 47 km | 10 km |
| May 10, 1990 | 69 km W of Gafanha da Encarnação, Portugal | M3.5 | 144 km | 10 km |
| Jun 20, 1991 | 3 km SE of Tavarede, Portugal | M3.5 | 92 km | 20 km |
| Jun 22, 1993 | 18 km W of Espinho, Portugal | M3.5 | 98 km | 10 km |
| Oct 30, 2001 | 19 km E of Sobreira, Portugal | M3.4 | 112 km | 12 km |
| Oct 20, 1994 | 3 km SSE of Peso da Régua, Portugal | M3.4 | 67 km | 10 km |
| Oct 7, 1993 | 8 km NNW of Campo de Besteiros, Portugal | M3.4 | 29 km | 10 km |
| Nov 10, 1997 | 29 km WSW of Buarcos, Portugal | M3.4 | 125 km | 10 km |
| May 2, 2015 | 1 km WSW of Arcos, Portugal | M3.3 | 120 km | 21 km |
Source: USGS Earthquake Catalog (M2.5+, 1990-2025). Sorted by magnitude.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 47°F (8°C) | 9.5 in | Coldest, Wettest |
| February | 49°F (9°C) | 8.4 in | |
| March | 52°F (11°C) | 4.8 in | |
| April | 54°F (12°C) | 4.9 in | |
| May | 59°F (15°C) | 4.6 in | |
| June | 66°F (19°C) | 2.4 in | |
| July | 69°F (21°C) | 0.8 in | Driest |
| August | 70°F (21°C) | 0.9 in | Warmest |
| September | 67°F (19°C) | 2.7 in | |
| October | 60°F (15°C) | 6.3 in | |
| November | 52°F (11°C) | 6.9 in | |
| December | 48°F (9°C) | 9.2 in |
Nelas has a seasonal temperature swing of 23°F / from 47°F in January to 70°F in August. Total annual precipitation is 61.4 inches, with January being the wettest month (9.5") and July the driest (0.8").