Portstewart, United Kingdom

Full City Profile

4.0 /5.0

A Great

8,394 Population 8/sq mi density

85 ft Elevation 26 meters

49°F Avg Temperature 10°C

Overall

4.0 / 5.0

Strong

Economy

3.3 / 5.0

$49,944 median income, 4.8% unemployment

B+

Affordability

3.8 / 5.0

$256,177 home value, $1,249/mo rent

A+

Education

5.0 / 5.0

50.0% bachelor's degree or higher

Portstewart experiences four distinct seasons with an average annual temperature of 49°F (9°C). Winters average 42°F in January while summers reach 58°F in July. The area gets 247 sunny days per year. Annual precipitation totals 49.1 inches. The area receives 0.0 inches of snow annually.

Temperature

42°F Jan (5°C) 58°F Jul (15°C)

Annual Average	49.2°F
	9% below US avg
January Average	42°F (5°C)
July Average	58°F (15°C)
Sunny Days	247 days/yr

Geography

Elevation	85 ft (26 m)
Area	1,043.6 sq mi (2,702.8 km²)
Population Density	8/sq mi
Coordinates	55.1813°N, 6.7140°W
Timezone	Europe/London

Precipitation & Snow

Annual Rainfall 49.1"

29% above US avg

Snowfall 0.0"

Wettest Month (Jan) 5.43"

Driest Month (May) 2.60"

Air Quality

Earthquake History

4 earthquakes (M2.5+) within 150 km since 1990. Strongest: M3.5. Most recent: M2.6 on Nov 1, 2017.

May 3, 1998	Scotland, United Kingdom	M3.5	107 km
Jan 26, 1990	34 km N of Isle of Islay, United Kingdom	M3.0	105 km
Aug 27, 1992	33 km NNE of Isle of Islay, United Kingdom	M2.7	107 km
Nov 1, 2017	2 km NNW of Tarbert, United Kingdom	M2.6	112 km

Source: USGS (M2.5+, 1990–2025)

Tsunami History

1 tsunami recorded within 500 km.

Year	Location	Cause	Max Wave	Deaths	Distance
720	HEBRIDES (SCOTLAND)	Questionable Earthquake	—	—	129 km

Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.

Monthly Weather

Month	Avg Temperature	Precipitation	Summary
January	42°F (5°C)	5.4 in	Wettest
February	41°F (5°C)	4.2 in	Coldest
March	44°F (6°C)	4.1 in
April	46°F (8°C)	2.9 in
May	51°F (11°C)	2.6 in	Driest
June	55°F (13°C)	2.9 in
July	58°F (15°C)	3.1 in
August	59°F (15°C)	3.9 in	Warmest
September	55°F (13°C)	4.3 in
October	51°F (10°C)	5.2 in
November	46°F (8°C)	5.3 in
December	43°F (6°C)	5.2 in

Portstewart has a seasonal temperature swing of 17°F / from 41°F in February to 59°F in August. Total annual precipitation is 49.1 inches, with January being the wettest month (5.4") and May the driest (2.6").

View full weather details →