Weather & Climate in Pernes, France
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Pernes experiences four distinct seasons with an average annual temperature of 53°F (12°C). Winters average 42°F in January while summers reach 64°F in July. Annual precipitation totals 36.5 inches. The area receives 4.0 inches of snow annually. The city sits at an elevation of 272 feet.
Temperature
42°F Jan (5°C)
64°F Jul (18°C)
| Annual Average | 53.3°F |
| 1% below US avg | |
| January Average | 42°F (5°C) |
| July Average | 64°F (18°C) |
Geography
| Elevation | 272 ft (83 m) |
| Area | 1.8 sq mi (4.6 km²) |
| Population Density | 937/sq mi |
| Coordinates | 50.4844°N, 2.4125°E |
| Timezone | Europe/Paris |
Precipitation & Snow
Air Quality
Earthquake History
42 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M4.6.
| Apr 28, 2007 | 1 km WNW of Lympne, United Kingdom | M4.6 | 119 km | 10 km |
| Jun 20, 1995 | 1 km N of Ghlin, Belgium | M4.3 | 105 km | 20 km |
| Aug 29, 1992 | 4 km SSE of Cousolre, France | M4.1 | 129 km | 18 km |
| Jan 23, 2007 | 57 km ENE of Broadstairs, United Kingdom | M4.1 | 131 km | 10 km |
| Dec 14, 1991 | 3 km SSE of Longfossé, France | M4.0 | 44 km | 10 km |
| Aug 26, 1992 | 2 km WSW of Rance, Belgium | M3.9 | 136 km | 10 km |
| Sep 15, 1994 | 38 km NE of Broadstairs, United Kingdom | M3.9 | 135 km | 10 km |
| Jan 27, 1998 | 27 km W of Le Touquet-Paris-Plage, France | M3.8 | 86 km | 2 km |
| May 22, 2015 | 3 km SSE of Ramsgate, United Kingdom | M3.7 | 114 km | 12 km |
| Jul 20, 1994 | 2 km N of Rousies, France | M3.5 | 115 km | 5 km |
| Jan 27, 1992 | 6 km SSE of Longfossé, France | M3.5 | 42 km | 10 km |
| Mar 3, 2009 | 1 km ENE of Hawkinge, United Kingdom | M3.5 | 112 km | 4 km |
| Feb 13, 1997 | 26 km W of Le Touquet-Paris-Plage, France | M3.2 | 85 km | 5 km |
| Oct 25, 1998 | 6 km NNE of Montdidier, France | M3.2 | 88 km | 7 km |
| Jul 14, 2008 | 1 km SW of Boussu, Belgium | M3.2 | 97 km | 4 km |
| Jul 20, 1994 | 1 km NE of Quévy-le-Petit, Belgium | M3.1 | 110 km | 5 km |
| May 4, 1990 | 0 km NE of Coquelles, France | M3.1 | 66 km | 10 km |
| Jul 2, 2001 | 3 km NNE of Oostduinkerke, Belgium | M3.1 | 76 km | 5 km |
| Feb 27, 2005 | 1 km NW of Libercourt, France | M3.1 | 41 km | 4 km |
| Jun 1, 2005 | 3 km N of Grandvilliers, France | M3.1 | 93 km | 10 km |
Source: USGS Earthquake Catalog (M2.5+, 1990-2025). Sorted by magnitude.
Tsunami History
2 tsunamis recorded within 500 km. Highest wave on record: 6.0 m (20 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1858 | NORTH SEA | Unknown | 6.0 m | - | 83 km |
| 1911 | FOLKSTONE, ENGLAND | Meteorological | 0.9 m | - | 107 km |
Source: NOAA/NCEI Historical Tsunami Database.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 42°F (5°C) | 2.4 in | |
| February | 38°F (3°C) | 1.9 in | Coldest, Driest |
| March | 43°F (6°C) | 2.2 in | |
| April | 46°F (8°C) | 2.0 in | |
| May | 53°F (12°C) | 2.2 in | |
| June | 58°F (14°C) | 2.5 in | |
| July | 64°F (18°C) | 2.3 in | Warmest |
| August | 63°F (17°C) | 2.2 in | |
| September | 58°F (14°C) | 2.7 in | |
| October | 51°F (11°C) | 2.8 in | |
| November | 44°F (7°C) | 3.0 in | Wettest |
| December | 40°F (4°C) | 2.7 in |
Pernes has a seasonal temperature swing of 26°F / from 38°F in February to 64°F in July. Total annual precipitation is 28.7 inches, with November being the wettest month (3.0") and February the driest (1.9").