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Weather & Climate in Castle Douglas, United Kingdom
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Castle Douglas experiences four distinct seasons with an average annual temperature of 47°F (9°C). Winters average 38°F in January while summers reach 59°F in July. The area gets 253 sunny days per year, above the national average. Annual precipitation totals 45.8 inches (wetter than the 38-inch national average). The city sits at an elevation of 194 feet.
Temperature
38°F Jan (3°C)
59°F Jul (15°C)
| Annual Average | 47.3°F |
| 12% below US avg | |
| January Average | 38°F (3°C) |
| July Average | 59°F (15°C) |
| Sunny Days | 253 days/yr |
Geography
| Elevation | 194 ft (59 m) |
| Area | 3,449.5 sq mi (8,934.2 km²) |
| Population Density | 1/sq mi |
| Coordinates | 54.9410°N, 3.9278°W |
| Timezone | Europe/London |
Precipitation & Snow
Air Quality
Earthquake History
11 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M3.7.
| Apr 28, 2009 | 3 km WSW of Flookburgh, United Kingdom | M3.7 | 104 km | 9 km |
| Aug 25, 2013 | 23 km W of Cleveleys, United Kingdom | M3.2 | 122 km | 8 km |
| Jun 20, 2003 | 12 km NNW of Balfron, United Kingdom | M3.0 | 140 km | 5 km |
| Jun 26, 1993 | 5 km WSW of High Bentham, United Kingdom | M3.0 | 127 km | 10 km |
| May 13, 2001 | 3 km W of Locharbriggs, United Kingdom | M2.9 | 26 km | 12 km |
| Jun 20, 2003 | 14 km NNW of Balfron, United Kingdom | M2.8 | 142 km | 5 km |
| Nov 30, 1997 | 4 km NNE of Kippen, United Kingdom | M2.7 | 137 km | 10 km |
| Nov 1, 2017 | 2 km NNW of Tarbert, United Kingdom | M2.6 | 141 km | 7 km |
| Apr 24, 2000 | 12 km NNW of Penrith, United Kingdom | M2.6 | 74 km | 14 km |
| Jun 20, 2003 | 12 km NNW of Balfron, United Kingdom | M2.5 | 140 km | 4 km |
| May 28, 2008 | 12 km WNW of Penrith, United Kingdom | M2.5 | 68 km | 6 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 38°F (3°C) | 5.2 in | Coldest, Wettest |
| February | 39°F (4°C) | 3.5 in | |
| March | 42°F (5°C) | 3.7 in | |
| April | 45°F (7°C) | 2.6 in | Driest |
| May | 50°F (10°C) | 2.8 in | |
| June | 55°F (13°C) | 2.6 in | |
| July | 59°F (15°C) | 2.8 in | Warmest |
| August | 58°F (14°C) | 3.5 in | |
| September | 53°F (12°C) | 4.1 in | |
| October | 48°F (9°C) | 5.0 in | |
| November | 42°F (6°C) | 5.0 in | |
| December | 39°F (4°C) | 5.1 in |
Castle Douglas has a seasonal temperature swing of 21°F / from 38°F in January to 59°F in July. Total annual precipitation is 45.8 inches, with January being the wettest month (5.2") and April the driest (2.6").