Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Tsugaru experiences four distinct seasons with an average annual temperature of 50°F (10°C). Winters average 27°F in January while summers reach 71°F in July. The area gets 241 sunny days per year, above the national average. Annual precipitation totals 52.3 inches (wetter than the 38-inch national average). The area receives 16.4 inches of snow annually, a moderate snowfall amount. The city sits at an elevation of 20 feet.
Temperature
27°F Jan (-3°C)71°F Jul (22°C)
Annual Average
50.2°F
7% below US avg
January Average
27°F (-3°C)
July Average
71°F (22°C)
Sunny Days
241 days/yr
Geography
Elevation
20 ft (6 m)
Area
97.9 sq mi (253.6 km²)
Population Density
316/sq mi
Coordinates
40.8036°N, 140.4030°W
Timezone
Asia/Tokyo
Precipitation & Snow
Annual Rainfall52.3"
38% above US avg
Snowfall16.4"
Wettest Month (Sep)6.06"
Driest Month (Apr)3.11"
Air Quality
Earthquake History
474 earthquakes (M2.5+) recorded within 150 km since 1990.
Strongest on record: M6.8.
Jul 23, 2008
29 km ENE of Morioka, Japan
M6.8
143 km
108 km
Aug 7, 1993
69 km WNW of Kamiiso, Japan
M6.5
140 km
14 km
Mar 11, 2011
88 km WNW of Noshiro, Japan
M6.2
119 km
10 km
Aug 24, 1992
9 km NNW of Honch?, Japan
M6.2
132 km
121 km
Apr 1, 2024
7 km SW of Kuji, Japan
M5.9
132 km
73 km
Sep 3, 1998
19 km W of Shizukuishi, Japan
M5.9
125 km
38 km
Mar 11, 2011
18 km E of Misawa, Japan
M5.8
102 km
45 km
Jun 4, 2008
135 km WSW of Kamiiso, Japan
M5.7
139 km
205 km
Jul 26, 1999
26 km ENE of Misawa, Japan
M5.7
107 km
104 km
Mar 7, 2017
62 km ENE of Mutsu, Japan
M5.7
148 km
56 km
Apr 3, 2002
60 km ENE of Mutsu, Japan
M5.7
147 km
71 km
Jul 9, 2015
15 km S of Hachinohe, Japan
M5.5
102 km
81 km
Dec 29, 1994
59 km ENE of Hachinohe, Japan
M5.5
144 km
56 km
Apr 2, 2001
25 km ENE of Hachinohe, Japan
M5.5
118 km
64 km
Feb 17, 2015
51 km N of Miyako, Japan
M5.5
148 km
47 km
Jan 16, 1992
58 km ENE of Mutsu, Japan
M5.4
145 km
73 km
Aug 15, 2019
19 km NW of Misawa, Japan
M5.4
71 km
86 km
Jun 27, 2010
55 km NE of Mutsu, Japan
M5.3
142 km
68 km
Aug 24, 2009
34 km NW of Shimokizukuri, Japan
M5.3
37 km
176 km
Jul 22, 2022
10 km SSW of Misawa, Japan
M5.2
81 km
87 km
Source: USGS Earthquake Catalog (M2.5+, 1990-2025). Sorted by magnitude.
Hurricane History
4 hurricanes (Category 1+) recorded within 500 km since 1980.
Strongest on record: Category 1.
Year
Name
Category
Max Wind
Closest
2002
Higos
Category 1
75 mph
91 km
2000
Kirogi
Category 1
63 mph
279 km
1998
Vicki
Category 1
58 mph
121 km
1995
Ryan
Category 1
40 mph
225 km
Source: NOAA IBTrACS (Category 1+, 1980-2026).
Tsunami History
18 tsunamis recorded within 500 km.
Highest wave on record: 90.0 m (295 ft).
Year
Location
Cause
Max Wave
Deaths
Distance
1741
W. HOKKAIDO ISLAND
Explosion
90.0 m
2,000
116 km
1983
NOSHIRO, JAPAN
Earthquake
14.9 m
104
116 km
1640
SE. HOKKAIDO ISLAND
Explosion
8.0 m
700
143 km
1763
SANRIKU
Earthquake
5.0 m
-
134 km
1793
W. OFF AOMORI
Earthquake
1.8 m
12
39 km
1939
NW. HONSHU ISLAND
Earthquake
1.2 m
27
109 km
1983
N. HONSHU ISLAND
Earthquake
1.0 m
-
125 km
1810
NW. HONSHU ISLAND
Earthquake
1.0 m
57
109 km
1983
NOSHIRO, JAPAN
Earthquake
0.6 m
-
138 km
1964
NW. HONSHU ISLAND
Earthquake
0.6 m
-
131 km
1912
SANRIKU
Earthquake
0.5 m
-
139 km
1945
SANRIKU
Earthquake
0.4 m
2
143 km
1993
JAPAN
Earthquake
0.2 m
-
140 km
1964
NW. HONSHU ISLAND
Earthquake
0.1 m
-
135 km
1964
NW. HONSHU ISLAND
Earthquake
-
-
127 km
1766
SANRIKU
Earthquake
-
1,700
27 km
1763
SANRIKU, HACHIONHE
Earthquake
-
-
135 km
1341
JUSANKO, TSUGARU AOMORI PREFECTURE
Earthquake
-
2,600
79 km
Source: NOAA/NCEI Historical Tsunami Database.
Nearby Volcanoes
15 volcanoes within 200 km.
Closest: Iwakisan (18 km).
Name
Type
Elevation
Last Eruption
Distance
Iwakisan
Stratovolcano
1,625 m (5,331 ft)
1863
18 km
Hakkodasan
Stratovolcano(es)
1,585 m (5,200 ft)
1550
43 km
Towada
Caldera
1,011 m (3,317 ft)
915
52 km
Osorezan
Stratovolcano
878 m (2,881 ft)
1787
80 km
Akita-Yakeyama
Stratovolcano
1,366 m (4,482 ft)
1997
98 km
Hachimantai
Stratovolcano
1,613 m (5,292 ft)
-5350
102 km
Megata
Maar(s)
291 m (955 ft)
-2050
111 km
Oshima-Oshima
Stratovolcano
732 m (2,402 ft)
1790
117 km
Iwatesan
Complex
2,038 m (6,686 ft)
1919
117 km
Akita-Komagatake
Stratovolcano(es)
1,637 m (5,371 ft)
1971
121 km
Esan
Lava dome(s)
618 m (2,028 ft)
1874
128 km
Hokkaido-Komagatake
Stratovolcano
1,131 m (3,711 ft)
2000
142 km
Chokaisan
Stratovolcano(es)
2,236 m (7,336 ft)
1974
192 km
Toya
Stratovolcano
733 m (2,405 ft)
2001
197 km
Kuttara
Stratovolcano(es)
549 m (1,801 ft)
1820
198 km
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
Month
Avg Temperature
Precipitation
Summary
January
27°F (-3°C)
4.5 in
Coldest
February
29°F (-2°C)
3.7 in
March
35°F (2°C)
3.2 in
April
47°F (8°C)
3.1 in
Driest
May
57°F (14°C)
3.2 in
June
64°F (18°C)
3.5 in
July
71°F (22°C)
4.9 in
August
74°F (23°C)
5.6 in
Warmest
September
67°F (19°C)
6.1 in
Wettest
October
55°F (13°C)
4.7 in
November
44°F (7°C)
4.8 in
December
33°F (0°C)
5.0 in
Tsugaru has a seasonal temperature swing of 47°F / from 27°F in January to 74°F in August. Total annual precipitation is 52.3 inches, with September being the wettest month (6.1") and April the driest (3.1").