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Sōma, Japan
Full City Profile
4.1
/5.0
A
Great
34,865
Population
457/sq mi density
30 ft
Elevation
9 meters
54°F
Avg Temperature
12°C
A
Overall
4.1 / 5.0
Strong
B
Economy
3.1 / 5.0
$28,300 median income, 2.7% unemployment
A+
Affordability
5.0 / 5.0
$68,000 home value, $340/mo rent
Sōma experiences four distinct seasons with an average annual temperature of 54°F (12°C). Winters average 35°F in January while summers reach 71°F in July. The area gets 248 sunny days per year. Annual precipitation totals 48.4 inches. The area receives 1.2 inches of snow annually.
Temperature
35°F Jan (2°C)
71°F Jul (22°C)
| Annual Average | 54.1°F |
| 0% below US avg | |
| January Average | 35°F (2°C) |
| July Average | 71°F (22°C) |
| Sunny Days | 248 days/yr |
Geography
| Elevation | 30 ft (9 m) |
| Area | 76.4 sq mi (197.8 km²) |
| Population Density | 457/sq mi |
| Coordinates | 37.7928°N, 140.9294°W |
| Timezone | Asia/Tokyo |
Precipitation & Snow
Air Quality
Tsunami History
20 tsunamis recorded within 500 km. Highest wave on record: 39.3 m (129 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 2011 | HONSHU ISLAND | Earthquake | 39.3 m | 18,423 | 138 km |
| 1835 | SANRIKU | Earthquake | 5.0 m | — | 86 km |
| 1861 | OFF MIYAGI | Earthquake | 3.9 m | — | 122 km |
| 2008 | ARATOZAWA, JAPAN | Eruption + Earthquake | 2.5 m | 23 | 138 km |
| 2016 | E. COAST HONSHU ISLAND | Earthquake | 1.4 m | — | 60 km |
| 1938 | OFF FUKUSHIMA PREFECTURE | Earthquake | 1.3 m | — | 83 km |
| 1938 | OFF FUKUSHIMA PREFECTURE | Earthquake | 1.3 m | — | 111 km |
| 1897 | SANRIKU | Earthquake | 1.0 m | — | 92 km |
| 1938 | JAPAN TRENCH | Earthquake | 0.8 m | — | 129 km |
| 1959 | SANRIKU | Earthquake | 0.8 m | — | 117 km |
| 1938 | SANRIKU | Earthquake | 0.8 m | — | 102 km |
| 1936 | SANRIKU | Earthquake | 0.7 m | — | 120 km |
| 1978 | SANRIKU | Earthquake | 0.6 m | 28 | 106 km |
| 1938 | SANRIKU | Earthquake | 0.6 m | 1 | 103 km |
| 1938 | SANRIKU | Earthquake | 0.6 m | — | 95 km |
| 2003 | E. HONSHU ISLAND | Earthquake | 0.3 m | — | 149 km |
| 2022 | OFF FUKUSHIMA PREFECTURE | Earthquake | 0.3 m | 4 | 58 km |
| 1896 | KASHIMA, JAPAN | Earthquake | 0.3 m | — | 144 km |
| 2008 | OFF EAST COAST OF HONSHU ISLAND | Earthquake | 0.2 m | — | 116 km |
| 1938 | SANRIKU | Earthquake | 0.2 m | — | 143 km |
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.
Nearby Volcanoes
14 volcanoes within 200 km. Closest: Zaozan [Zaosan] (58 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Zaozan [Zaosan] | Complex | 1,841 m (6,040 ft) | 1940 | 58 km |
| Adatarayama | Stratovolcano(es) | 1,728 m (5,669 ft) | 1996 | 59 km |
| Azumayama | Stratovolcano(es) | 1,949 m (6,394 ft) | 1977 | 61 km |
| Bandaisan | Stratovolcano | 1,816 m (5,958 ft) | 1888 | 78 km |
| Naruko | Caldera | 470 m (1,542 ft) | 837 | 106 km |
| Nasudake | Stratovolcano(es) | 1,915 m (6,283 ft) | 1963 | 113 km |
| Numazawa | Shield | 835 m (2,740 ft) | -3400 | 126 km |
| Kurikomayama | Stratovolcano | 1,627 m (5,338 ft) | 1950 | 131 km |
| Takaharayama | Stratovolcano | 1,795 m (5,889 ft) | -4570 | 142 km |
| Chokaisan | Stratovolcano(es) | 2,236 m (7,336 ft) | 1974 | 164 km |
| Omanago Group | Lava dome(s) | 2,341 m (7,680 ft) | -3050 | 168 km |
| Nantaisan | Stratovolcano | 2,486 m (8,156 ft) | -9540 | 171 km |
| Hiuchigatake | Stratovolcano | 2,356 m (7,730 ft) | 1544 | 173 km |
| Nikko-Shiranesan | Shield | 2,578 m (8,458 ft) | 1952 | 176 km |
Source: Smithsonian Institution Global Volcanism Program (GVP). Sorted by distance.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 35°F (2°C) | 1.2 in | Coldest, Driest |
| February | 36°F (2°C) | 2.0 in | |
| March | 41°F (5°C) | 2.8 in | |
| April | 51°F (10°C) | 3.9 in | |
| May | 59°F (15°C) | 4.1 in | |
| June | 65°F (18°C) | 5.8 in | |
| July | 71°F (22°C) | 5.7 in | |
| August | 75°F (24°C) | 5.9 in | Warmest |
| September | 69°F (20°C) | 7.4 in | Wettest |
| October | 59°F (15°C) | 5.6 in | |
| November | 49°F (9°C) | 2.6 in | |
| December | 40°F (5°C) | 1.5 in |
Sōma has a seasonal temperature swing of 40°F / from 35°F in January to 75°F in August. Total annual precipitation is 48.5 inches, with September being the wettest month (7.4") and January the driest (1.2").