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Weather & Climate in Castricum, The Netherlands
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Castricum experiences four distinct seasons with an average annual temperature of 53°F (12°C). Winters average 43°F in January while summers reach 64°F in July. The area gets 216 sunny days per year. Annual precipitation totals 50.9 inches (wetter than the 38-inch national average). The area receives 11.0 inches of snow annually. The city sits at an elevation of 10 feet.
Temperature
43°F Jan (6°C)
64°F Jul (18°C)
| Annual Average | 53.0°F |
| 2% below US avg | |
| January Average | 43°F (6°C) |
| July Average | 64°F (18°C) |
| Sunny Days | 216 days/yr |
Geography
| Elevation | 10 ft (3 m) |
| Area | 13.9 sq mi (35.9 km²) |
| Population Density | 2,542/sq mi |
| Coordinates | 52.5483°N, 4.6694°W |
| Timezone | Europe/Amsterdam |
Precipitation & Snow
Air Quality
Earthquake History
17 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M4.2.
| Sep 8, 2011 | 3 km ENE of Heijen, Netherlands | M4.2 | 134 km | 6 km |
| Jul 28, 1995 | 23 km W of Petten, Netherlands | M4.0 | 35 km | 10 km |
| Sep 9, 2001 | 7 km W of Egmond aan Zee, Netherlands | M3.8 | 12 km | 10 km |
| Sep 12, 2001 | 54 km WNW of Petten, Netherlands | M3.7 | 66 km | 10 km |
| Sep 11, 1999 | 1 km WNW of Erp, Netherlands | M3.7 | 122 km | 10 km |
| Jul 27, 1993 | 76 km WNW of Callantsoog, Netherlands | M3.5 | 90 km | 10 km |
| Sep 21, 1994 | 13 km NW of Wijk aan Zee, Netherlands | M3.4 | 15 km | 5 km |
| Sep 10, 2001 | 10 km W of Wijk aan Zee, Netherlands | M3.4 | 17 km | 10 km |
| Dec 4, 1998 | 68 km WNW of De Koog, Netherlands | M3.2 | 100 km | 10 km |
| Feb 19, 1997 | 3 km SW of Gieten, Netherlands | M3.0 | 147 km | 5 km |
| Jun 21, 2004 | 3 km NE of Dwingeloo, Netherlands | M3.0 | 122 km | 5 km |
| Aug 6, 1994 | 1 km SSW of Langeheit, Netherlands | M3.0 | 9 km | 10 km |
| Aug 14, 1997 | 4 km N of Achel, Belgium | M2.9 | 150 km | 5 km |
| Sep 25, 2001 | 1 km NE of Oirlo, Netherlands | M2.9 | 148 km | 5 km |
| Oct 24, 2003 | 2 km SE of Niekerk, Netherlands | M2.9 | 136 km | 10 km |
| Jul 18, 1990 | 2 km SE of Diessen, Netherlands | M2.6 | 127 km | 10 km |
| Aug 31, 1995 | 1 km WNW of Herpen, Netherlands | M2.5 | 108 km | 10 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 43°F (6°C) | 2.7 in | |
| February | 38°F (3°C) | 1.9 in | Coldest |
| March | 42°F (6°C) | 2.4 in | |
| April | 46°F (8°C) | 1.7 in | Driest |
| May | 53°F (12°C) | 1.9 in | |
| June | 58°F (15°C) | 2.4 in | |
| July | 64°F (18°C) | 2.5 in | Warmest |
| August | 62°F (17°C) | 2.5 in | |
| September | 58°F (14°C) | 3.5 in | |
| October | 51°F (11°C) | 3.9 in | Wettest |
| November | 45°F (7°C) | 3.8 in | |
| December | 40°F (4°C) | 3.3 in |
Castricum has a seasonal temperature swing of 26°F / from 38°F in February to 64°F in July. Total annual precipitation is 32.4 inches, with October being the wettest month (3.9") and April the driest (1.7").